CN104421410B - Gear mechanism housing - Google Patents
Gear mechanism housing Download PDFInfo
- Publication number
- CN104421410B CN104421410B CN201410448723.8A CN201410448723A CN104421410B CN 104421410 B CN104421410 B CN 104421410B CN 201410448723 A CN201410448723 A CN 201410448723A CN 104421410 B CN104421410 B CN 104421410B
- Authority
- CN
- China
- Prior art keywords
- gear mechanism
- housing
- housing member
- mechanism housing
- stopper area
- 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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- 230000007246 mechanism Effects 0.000 title claims abstract description 119
- 229920003023 plastic Polymers 0.000 claims abstract description 65
- 239000004033 plastic Substances 0.000 claims abstract description 65
- 239000000463 material Substances 0.000 claims abstract description 63
- 239000011159 matrix material Substances 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 9
- 238000001746 injection moulding Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 150000003961 organosilicon compounds Chemical class 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 6
- 229920002457 flexible plastic Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000013016 damping Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/032—Gearboxes; Mounting gearing therein characterised by the materials used
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
- A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
- A47C1/025—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of a rack-and-pinion or like gearing mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/067—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable by linear actuators, e.g. linear screw mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/039—Gearboxes for accommodating worm gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- General Details Of Gearings (AREA)
- Gears, Cams (AREA)
Abstract
The present invention relates to a kind of gear mechanism housing of the seat adjuster for motor vehicles, the gear mechanism housing includes with housing member, the housing member：The matrix and join domain of plate, the housing member is connect via the join domain with another housing parts, and to form gear mechanism housing, the actuated element of the seat adjuster is accommodated in the gear mechanism housing.Housing member described herein is shaped one-piece by least two plastic materials, the plastic material is different about its intensity, the part for bearing driving force of described matrix is formed by the first plastic material with higher-strength, and at least one stopper area is wherein provided on the housing member, the stopper area is made of more low intensive second plastic material, and if the gear mechanism housing is routinely integrated into seat adjuster, the housing member is via the stopper area and adjacent, another component touch.
Description
Technical field
The present invention relates to a kind of gear mechanism housing of regulating device for motor vehicles, particularly it is used for motor vehicles
The gear mechanism housing of the seat adjuster of seat.
Background technology
This gear mechanism housing includes the matrix with plate and the shell with (protruding from matrix) join domain
Body component, housing member is connect via the join domain with other housing parts, to form gear mechanism housing, normal
The actuated element of seat adjuster is contained in the gear mechanism housing in the use of rule.This outer housing member has at least
One supporting portion, one in actuated element is supported in the supporting portion so that goes out when operating seat adjuster
Existing driving force (or with regard to this along with reagency) imported into housing member via supporting portion at least partly.
The gear mechanism housing being made of this kind of housing member being previously mentioned is known from DE 198 61 100.The transmission
Device case is for accommodating and supporting and (being driven in a manner of electronic) driving worm screw and the worm gear in downstream, the snail is arranged
Wheel can for example be designed as the axis nut with worm gear tooth part, the axis nut by means of its internal thread and leading screw collective effect,
Or the worm gear can be directly via its worm gear tooth part and rack collective effect, to generate for adjusting seat assembly
The required adjusting movement in position.It is U to be contained in cross section again with the gear mechanism housing for being supported on actuated element therein
In the holder of shape, described holder itself is fixed on associated automobile seat.In order to prevent in operation seat tune
Generated vibrate imported into seat support via gear mechanism housing and holder when regulating device, when manipulating actuated element
In, this may result in noise and is formed, need additional decoupled element, such as cover form decoupled element, the decoupled element
Such as be arranged between gear mechanism housing and holder and/or be arranged between holder and other seat component, so as to
Inhibit the transmission of vibration.Additional space requirement and installation expends related to this.
Invention content
The present invention is based on following problems：It is further improved the shell structure for the gear mechanism housing for being previously mentioned type at the beginning
Part so that simplify decoupled with ambient enviroment.
The problem is according to the present invention by a kind of gear mechanism housing of the seat adjuster for motor vehicles come real
Existing, the gear mechanism housing includes with housing member, the housing member：The matrix and join domain of plate, the shell
Body component is connect via the join domain with other housing parts, to form gear mechanism housing, is filled in the transmission
The actuated element that the seat adjuster is accommodated in shell is set, the housing member is by least two plastic material single types
Ground shapes, and the intensity of these plastic materials is different, and wherein the part for bearing driving force of described matrix is by with higher-strength
First plastic material is formed, and at least one stopper area is wherein provided on the housing member, the stopper area
It is made of more low intensive second plastic material, and if the gear mechanism housing is routinely integrated into seat adjuster
In, then the housing member is via the stopper area and component touch adjacent, in addition.
One housing member of this gear mechanism housing is at least shaped by least two plastic materials one-piece, it is described
The intensity of plastic material is different.The first plastic material with higher-strength at least forms a part for matrix and advantageous herein
Ground especially forms (one or more) supporting portion of housing member so that in (via (one or more) supporting portion) behaviour
The driving force in housing member can be born to imported into when making seat adjuster by the material area of higher-strength.In addition extremely
A few stopper area is molded on shell one-piece, and the stopper area is by softer (soft elasticity) second plastic material
Constitute, and housing member via the stopper area in conventional use with (automobile seat) that is disposed adjacently
In addition component touch.It is sufficiently soft that second plastic material is selected as herein, to generate housing member and with this via backstop
It is decoupled between the other component of region formation contact, wherein the stopper area is made of this second plastic material, make
The vibration generated on housing member is obtained to be not transmitted on other component.In addition with regard to this energy (for gapless construction)
The tolerance of enough compensation and adjacent component.
Solution according to the present invention has the following advantages that：The transmission being made of the housing member shaped according to the present invention
Device case (can not need additional decoupled component in a very simplified manner and not need additional installation and expend) with
Adjacent component is decoupled, to inhibit (manipulate be mounted on gear mechanism housing at actuated element when it is generated) vibration pass
It passs on adjacent component.To this when manufacturing corresponding housing member the set stopper area being made of sufficiently soft material
It can directly be moulded in a process, such as shell is being manufactured by cast, particularly by injection molding in corresponding mold
It is moulded when body component.It herein for example can be by the corresponding moulding of mold targetedly and in gear mechanism housing
Minimum materials'use on following positions is used for decoupled stopper area be arranged housing member, practical on the position
On need stopper area for decoupled.
An improvement project according to the present invention, the not only part and parcel of matrix and if necessary on housing member
Constitute (one or more) supporting portion formed by the first plastic material of higher-strength, and from matrix stretching bonding pad
Domain is also formed by the first plastic material of higher-strength, and housing member is via the join domain and at least one other shell
Part connection is to form gear mechanism housing.This supports the formation of gear mechanism housing with enough intensity, so as to can
It bears to be produced on driving member by the actuated element being supported on gear mechanism housing when operating seat adjuster by ground
Raw (reagency form) driving force or adjusting force.
Advantageously, the first plastic material with higher-strength forms the complete matrix of driving member, join domain
It is stretched out from described matrix.Therefore driving member matrix and from described matrix stretch out join domain can by by have compared with
The continuous material area that first plastic material of high intensity is constituted is formed.
Join domain is for example designed as, with regard to this realization and the plug connection of associated other housing member, wherein this
The plug connection of sample can for example ensure in the following way：Material in grafting region melts under heat effect or passes through weldering
(can also be laser welding) is connect to fix.As an alternative or addedly, can be arranged additional fixed mechanism, such as rivet or
The fixed mechanism of person's screw-type, so that corresponding housing member is connect via its join domain with other housing parts.
The stopper area being made of the second softer plastic material can be especially molded on the outer surface of housing member.
Thus housing member can stick on adjacent other component via this stopper area.
Other component for example can be for accommodating the holder of gear mechanism housing, being supported on actuated element between
Spacer ring can also be the other housing parts being connect with housing member according to the present invention.
Stopper area is stretched out from the surface of housing member and is mutually applied to along (vertical with this in one embodiment
In this surface) direction in space it is decoupled.It is molded in the side on the different surfaces of housing member by this stopper area
Formula is, it can be achieved that the vibration decoupling along multiple direction in spaces relative to adjacent component.
According to another embodiment, stopper area can be designed as so that the stopper area and housing member it is more
A surface is adjacent so that is realized along the decoupled of multiple direction in spaces by means of this stopper area.For example to this stopper area
At least local frame-shaped it can surround housing member.
The integral hinge (Filmscharnier) being made of the second softer plastic material can also be formed for adjacent
Other component (component is not the component part of shell) stopper area.
Such as it can be considered that polyamide, polyformaldehyde, polypropylene, acrylonitrile-butadiene-styrene (ABS) or thermosetting plastics are made
To be used to form the plastics of the material with higher-strength, especially it is also contemplated that such fibre-reinforced plastics.
And elastomer, especially thermoplastic elastomer body (such as TEV and TPV), organo-silicon compound or polyurethane are suitble to
As the second softer plastic material.
The supporting portion for being provided for bearing actuated element of housing member especially can be designed as bearing openings.
Actuated element to be supported for example can be drive worm screw and attach, the worm gear that acts on together, wherein after
Person can be designed as axis nut simultaneously.
Seat regulate transmission device indicated by a kind of gear unit of the seat adjuster of motor vehicles, institute
Stating seat regulate transmission device, there is gear mechanism housing, the gear mechanism housing to have at least one according to present invention design
Housing member.The wherein described gear unit has：Gear mechanism housing, the gear mechanism housing is by least two shells
Body component forms and two actuated elements, the actuated element are supported in the gear mechanism housing so that the transmission member
Part is engaged with each other, and constitutes the gear mechanism housing of the with good grounds present invention.
Description of the drawings
The present invention other details and advantage with reference to the accompanying drawings embodiment it is described below in clearly illustrate.
Attached drawing is shown：
Fig. 1 shows that the three-dimensional view of housing member, the housing member are shaped by two different plastic materials；
Fig. 2A shows the three-dimensional view of gear mechanism housing, and the gear mechanism housing is by two shell structures according to Fig. 1
Part is formed；
Fig. 2 B show five views of the gear mechanism housing in Fig. 2A；
Fig. 3 A show the first variations of the gear mechanism housing in Fig. 2A；
Fig. 3 B show five views of the gear mechanism housing in Fig. 3 A；
Fig. 4 A show the second variations of the gear mechanism housing in Fig. 2A；
Fig. 4 B show five views of the gear mechanism housing in Fig. 4 A；
Fig. 5 A show the third variations of the gear mechanism housing in Fig. 2A；
Fig. 5 B show five views of the gear mechanism housing in Fig. 5 A；
Fig. 6 A show the 4th variations of the gear mechanism housing in Fig. 2A；
Fig. 6 B show five views of the gear mechanism housing in Fig. 6 A；
Fig. 7 A show the 5th variations of the gear mechanism housing in Fig. 2A；
Fig. 7 B show five views of the gear mechanism housing in Fig. 7 A；
Fig. 8 A to 8C show the three-view diagram for being provided for being formed the housing member of gear mechanism housing, the housing member
It is connected to each other via integral hinge；
Fig. 8 D show two housing members in being used to form gear mechanism housing and the state that folds in Fig. 8 A
View；
Fig. 8 E show the section of the device in Fig. 8 D；
Fig. 9 A show the holder for accommodating gear mechanism housing；
Fig. 9 B show the holder together with gear mechanism housing in Fig. 9 A.
Specific implementation mode
Fig. 1 shows that the housing member 1 of the gear mechanism housing of seat adjuster, the housing member have the base of plate
Body 10 and the join domain 12,14 stretched out from described matrix, housing member 1 via the join domain can with it is at least one another
Outer housing parts are connected to form gear mechanism housing.Corresponding gear mechanism housing and it is contained in actuated element therein
Hereinafter A to 7B is described in detail according to fig. 2.
Housing member 1 has in addition there are two supporting portion 15,17, is in the shape of each bearing openings in the described embodiment
Formula, the supporting portion constitute and are provided for the actuated element of bearing seat adjuster, such as hereinafter A according to fig. 2
It is explained in more detail to 7B.One supporting portion 15 is fully integrated at this in housing member 1, in the described embodiment more really
It says with cutting in the matrix 10 for being integrated into housing member.Another supporting portion 17 is corresponding to this to be only partially integrated into housing member
In 1 --- it is more specifically integrated into its join domain 12,14 and in addition by other and waits for and shown shell structure
The housing parts that part 1 combines are formed, and such as become clear also according to Fig. 7 A to 7B.Hold herein in one supporting portion 15
Receiving has additional supporting member 105, herein in the form of bearing insert.
Manipulate it is to be supported in the actuated element on corresponding gear mechanism housing when via supporting portion 15,17 will be driven
Power or adjusting force are imported into housing member 1 so that the housing member is at least by sufficiently high in the region of supporting portion 15,17
The plastics of intensity are constituted, so as to bear occurred driving force or adjusting force and be exported to other chair configuration
On part.Entire matrix 10 and the join domain 12,14 that is stretched out from described matrix are uniformly by corresponding hard in the described embodiment
Solid plastic material forming so that especially constituted on matrix or on join domain 12,14 supporting portion 15,17 (
Here it is in bearing openings form) it is formed by this plastic material with high intensity.
Such as polyamide, polyformaldehyde, polypropylene, acrylonitrile-butadiene-styrene (ABS) or thermosetting plastics are suitable as moulding
Material is expected, especially also in the form of fibre-reinforced.
In housing member 1, window 19 is more specifically set in addition in its matrix 10 in the described embodiment, described
In window to be arranged in corresponding gear mechanism housing for example can be radial in the actuated element of worm gear or axis nut form
Ground stretches out, so that the construction size of shell is reduced to minimum.
Current housing member 1 is provided with stopper area 2 on its outer shroud week, on the outer shroud week in the described embodiment
10 transition of matrix is join domain 12,14.The stopper area is different from the matrix 10 of housing member and join domain 12,14 by
Two plastic materials are constituted, and are more specifically made of sufficiently soft (soft elasticity) plastics, can be real via the stopper area
The vibration generated (by supporting actuated element on it) on present driving member 1 is de- with other component adjacent thereto
Coupling.This is to say, the vibration occurred on housing member 1 should not be transferred to via stopper area 2 and is stopped via this as far as possible
Gear region 2 sticks on the other component on housing member 1.Fully inhibit it is such vibrate so that make housing member 1 with
Adjacent component is completely decoupled clearly impossible in practice herein.But it is provided for being formed the of stopper area 2
Two plastic materials (soft-component) should be selected as, enabling realize the inhibition to the essence of vibration.To this it is suitable be vibration damping,
Advantageously also (spannungsausgleichend) of stress equilibrium (can combine) material of material, such as caoutchouc elasticity.
Elastomer, particularly thermoplastic elastomer body (such as TEV and TPV), organo-silicon compound or polyurethane are for example suitable
Cooperation is the second softer plastic material.
The current region 10 being made of the first firmer plastics for being molded in housing member 1 one-piece of stopper area 2,
12, (multicomponent technology, herein in the form of bi-component technology) on 14.This is to say, stopper area 2 and housing member 1 by
The region 10,12,14 that the plastic material of higher-strength is constituted forms the component of single type forming together.
It can be by pouring into a mould in the mould, particularly injection molding is come real by two different plastic manufacturing housing members 1
It is existing.This method is generally known, then herein can not to according to multicomponent technology by different plastic manufacturing plastic members
It is described in detail.So therefore, complete housing member 1 can not only about the region 10,12,14 with higher-strength and
And it can as follows be manufactured in mold (casting mould) in a process about substantially softer stopper area 2：
When (injection molding) is poured into a mould targetedly to fill the mold with two different plastics of desired characteristic.
By the corresponding moulding of mold/casting mould, this stopper area can be with arbitrary shape and arbitrary
Position on be molded on housing member 1.This realizes high degree of freedom, i.e., stopper area is designed and is set as so that
Can targetedly it ensure desired with other component that is may being disposed adjacently and being contacted with housing member 1
It is decoupled.
Stopper area is more particularly set on herein on one or more outer surfaces of housing member 1, via the outer surface
It typically is carried out and the contact of other component that may be adjacent.
In the embodiment in accordance with fig. 1, stopper area 2 is designed as so that the stopper area along housing member 1 side
Edge is surround, and 10 transition of matrix of the housing member is join domain 12,14 on the edge, wherein the stopper area is not
It only sticks on the outer surface of matrix 10 and sticks on from the join domain 12,14 that described matrix is stretched out.By means of basis
The design scheme of Fig. 1 can be realized adjacent along the support of all three direction in space x, y, z via (frame-shaped) stopper area 2
Component.The corresponding subregion 20,22,24 of stopper area 2 is realized herein respectively along direction x, y or z perpendicular to shell
The adjacent component of the surface support of component 1 and it is carried out decoupled, is provided with the corresponding son of stopper area 2 on said surface
Region 20,22,24.
In addition stopper area 2 includes the subregion 25 around supporting portion 15, such as with to be supported in supporting portion 15
The coefficient component of actuated element can be supported on the subregion.
Gear mechanism housing is shown in Figures 2 A and 2 B, the gear mechanism housing is by two types shown in FIG. 1
Housing member 1 form, more precisely, on the one hand showing in three-dimensional view (Fig. 2A) and on the other hand in five views
It is shown in (Fig. 2 B).The two (substantially the same other than the size of one supporting portion 15) formation is in Fig. 1
The housing member 1 of the gear mechanism housing shown is herein via their join domain stretched out from the matrix 10 of corresponding plate
12, it 14 is connected to each other, wherein these join domains 12,14 are formed simultaneously the wall of gear mechanism housing, and the wall is perpendicular to passing through
The housing wall that the matrix 10 of corresponding plate is formed extends.
The two housing members 1 for example can connect to each other to form transmission device by welding, particularly laser welding
Shell.So-called transmission welding can be applied in specific design scheme.The join domain of a housing member is at least herein
Partly it is made of the plastic material that can be passed through by used laser emission, and the join domain of another housing member absorbs
Laser emission and (due to the fusing of material) formation weld seam.Advantageously be not provided on join domain in this case it is any by
The stopper area that softer plastic is constituted.In addition the interconnection technique that can be used be, for example, be bonded, be spirally connected, riveting, hot pressing (Hei β
Verstemmen it) and locks or clamps.
Two actuated elements 8,9 are accommodated and are supported on and formed by the two housing members 1 in the described embodiment
In gear mechanism housing.On the one hand it is driving worm screw herein and is on the other hand to be engaged with the driving worm screw and can
By the worm gear that the former drives, the worm gear designs are axis nut, that is to say, that also in addition to the outer toothed portion 92 in worm gear tooth part form
With internal thread 94.
It is revolvably supported on the corresponding plate being arranged in housing member 1 in the actuated element 8 of driving worm screw form
In supporting portion 15 in matrix 10；And it is revolvably supported in the actuated element 9 of the axis nut form with outer toothed portion 92
In the supporting portion 17 formed by the join domain 12,14 of housing member 1.Bearing is so that the two actuated elements 8,9 warp
It is engaged with each other by its corresponding outer toothed portion 82,92.
Furthermore according to Fig. 2A and 2B, it can be seen that in the second actuated element 9 of axis nut form by means of its outer toothed portion 92
(worm gear tooth part) is extend into radially in the corresponding window 19 being arranged in housing member 1, this realizes reduction transmission device
The required construction space of shell.
In order to which gear mechanism housing shown in figs. 2a and 2b, with corresponding actuated element 8,9 is integrated into seat
In chair regulating device, driving side, herein be in driving worm gear form actuated element 8 with for example in the driving of drive motor form
Device connects.This can be used it is being driven by this driver, for example in the drive shaft of flexible shaft form, the transmission member of driving side
Part 8 is torsionally arranged in the drive shaft.Therefore when operating corresponding driver, driving side (is in driving worm screw form
) rotation of actuated element 8；And actuated element described herein is via its outer toothed portion 82 (worm gear tooth part) with driving side (in axis
Nut form) outer toothed portion (worm gear tooth part) collective effect of actuated element 9.The leading screw being not shown in the accompanying drawings again with driving
The actuated element 9 of side is associated, 94 collective effect of internal thread of the actuated element 9 of the leading screw and driving side.Thus institute is generated
The longitudinal movement (relative motion) of caused leading screw and axis nut, the longitudinal movement are used to adjust the position of seat assembly.
Instead of in driving worm gear form the first actuated element 8 and in the of the axis nut form with outer worm gear tooth part
Two actuated elements 9, actuated element in addition obviously can also accommodate and be supported on the transmission device formed by housing member 1
In shell.Therefore the actuated element 9 of driving side for example can be worm gear, and the actuated element is not designed to axis nut, but borrows
Help its outer toothed portion 92 and rack collective effect in worm gear tooth part form, movement is adjusted to generate.
The driving force or adjusting force occurred in its supporting portion 15,17 when manipulating actuated element 8,9 can have no
It is born by the gear mechanism housing being made up of housing member 1 to problem, because of the formation supporting portion 15,17 of housing member 1
Such region, the more specifically matrix 10 of corresponding housing member 1 and join domain 12,14 in the described embodiment,
It is made of the power that is suitable for bearing to be previously mentioned or torque, sufficiently solid plastic material.
In addition, as also according to described in Fig. 1, because housing member 1 is respectively arranged with and is made of soft plastic material
Stopper area 2, thus this even in the especially firm embodiment of matrix 10 and join domain 12,14 based on flexible plastic
Damping characteristic realizes the gear mechanism housing that is made of housing member 1 with component that is adjacent, reclining on it as far as possible
It is decoupled.
The example of this other component is shown in figure 9 a.It is to maintain part 6 herein, can be accommodated in the holder
With good grounds Fig. 9 B, the gear mechanism housing that is made of housing member 1.
Holder 6 forms recessed portion 65, such as in figure 9 a as it can be seen that can be provided with according to Fig. 9 B in the recessed portion
, the gear mechanism housing being made of housing member 1.Via the fixed position 67,68 of holder 6, gear mechanism housing can be consolidated
It is scheduled on seat component, to be integrated into the regulating device of automobile seat.
Holder is designed as U-shaped in cross-section in the described embodiment, has bottom section 60 and two from this
In the leg 61,62 stretched out, the leg together defines the recessed portion 65 for gear mechanism housing with bottom section 60.It protects
The leg 61,62 of gripping member is bent on its free end.The region of bending is designed as fixed area 63,64 herein, in the fixation
Fixed position 67,68 is provided on region, via the fixed position, holder (be contained in gear mechanism housing therein
It is fixed on together) on the seat component to this setting.
The leg 61,62 of holder is respectively provided with through-hole in addition, and leading screw can be directed across the through-hole, the leading screw with
In 9 collective effect of actuated element of axis nut form.In this regard, the opening in the leg of holder 61,62 and passing through axis
The supporting portion 17 for the second actuated element 9 that opening is formed is held to be aligned.
Due to the backstop position 2 being separately positioned on the housing member 1 of gear mechanism housing, herein according to the transmission of Fig. 9 B
Device case is supported on via this stopper area 2 on holder, more precisely, being supported on along two spaces direction x, z
On holder.X-axis is limited to the rotation axis of second actuated element 9 (in axis nut form), y in the described embodiment herein
Axis limit is (in driving worm screw form) rotation axis of the first actuated element 8, and z-axis be limited to it is above-mentioned perpendicular to the two
The axis of axis x, y.
Specifically, corresponding stopper area 2 is sticked on via the first subregion 20 on the bottom 60 of holder and along z
Axis is supported on；And the stopper area sticked on the leg 61,62 of holder via subregion 22 in addition and (
On opposite direction) it is supported on along x-axis.This is drawn due to the characteristic of the vibration damping for 2 selected plastics of stopper area
It rises and accommodates gear mechanism housing to vibration decoupling as far as possible in holder.
In the described embodiment, holder, more precisely, in the region of bottom 60 and leg 61,62, it is (optional
Ground) it is additionally equipped with vibration damping, the coating 7 that is made of flexible plastic, this addedly contributes to gear mechanism housing and holder
Between be related to vibration it is decoupled.
Another sub-regions 25 of stopper area 2 are on corresponding housing member 1 around setting in corresponding housing member 1
On, for the supporting portion 15 of the first actuated element 8, (supporting portion is passed through by drive shaft, and the first actuated element 8 is antitorque
Ground is arranged in the drive shaft).Such as support on the driving shaft or around drive shaft other component can be along y
Axis is supported on.
Multiple variations according to gear mechanism housing described in Fig. 1,2A and 2B are shown in Fig. 3 A to 7B, wherein
Serious difference is the design scheme of the stopper area being made of flexible plastic on housing member 1.Therefore next only in detail
Thin research this point.About remaining component of the gear mechanism housing accordingly shown and about accommodating and support wherein
Actuated element should be correspondingly with reference to the embodiment above about Fig. 1,2A and 2B.
In the embodiment of Fig. 3 A and 3B, stopper area 3 is arranged on corresponding housing member 1, and the stopper area exists
Be centered around on (away from enclosure interior) outer surface of housing member 1 it is being constituted in the matrix 10 of plate, be in bearing openings form
Supporting portion 15.This realizes gear mechanism housing or corresponding housing member 1 along y-axis (perpendicular to such as lower plane, plate
The matrix 10 of shape is located in the plane) it is supported on to vibration decoupling on other adjacent component.In the implementation of Fig. 3 A and 3B
In example, the stopper area 3 being made of flexible plastic is substantially designed as being rectangle (angle with rounding) herein.
According to Fig. 4 A and 4B, the stopper area 3 ' being made of accordingly flexible plastic surrounds setting in corresponding shell structure again
Supporting portion 15 on part 1, for supporting the first actuated element 8 so that component in addition can be supported on it along y-axis
On.In this regard, the device in Fig. 4 A and 4B is consistent with shown embodiment in figures 3 a and 3b.With the implementation of Fig. 3 A and 3B
Example difference be：It is designed as according to the stopper area 3 ' of Fig. 4 A and 4B radial.
Another variations of stopper area 3 in Fig. 3 A and 3B are shown in fig. 5 A and 5B, wherein current difference exists
In being designed as wave on its (away from described housing member 1) outside according to this stopper area 3 " of Fig. 5 A and 5B
Shape, it is leaned against on other component via the outside stopper area.This strengthens the characteristic of vibration damping and then adds again
Strong decoupled effect.
One improvement project of the device in Fig. 3 A and 3B is shown in figures 6 a and 6b, wherein in addition to surrounding supporting part respectively
The corresponding stopper area 3 of position 15, is additionally provided with other stopper area 4.These other stopper areas are arranged corresponding
On housing member 1 so that with regard to this realization along the support of x-axis, such as on the leg of holder 61,62, such as in Fig. 9 A and 9B
Illustrated in.
To this, currently there are two the corresponding join domains 12 in housing member 1 for setting on corresponding housing member 1
Stopper area 4 on surface away from one another.This stopper area 4 is correspondingly driven member with for second in the described embodiment
The supporting portion 17 of part 9 is adjacent.
Support need not be realized directly via the corresponding stopper area on the leg of holder 61,62 herein, but its
Also it can be realized via additional spacer, the spacer is bonded on 1 He of corresponding housing member of gear mechanism housing
Between adjacent, holder leg 61 or 62.
In the embodiment of Fig. 7 A and 7B, it is respectively arranged on the outer surface of corresponding housing parts 1 multiple local
Stopper area 4 '.The stopper area 4 ' of part is distributed on corresponding housing member 1 so that the latter can be via these backstops
Region 4 ' is supported on along all direction in space x, y and z on adjacent component, such as is not only supported at the bottom 60 of holder
It above and is supported on leg 62,62, as shown by figures 9 a and 9b, and is in addition to this also supported on other
On component, the other component is arranged on the side of the matrix 10 of the plate of corresponding housing member 1.
Specifically, corresponding housing member is not only provided at according to the stopper area 4 ' of the part of the embodiment of Fig. 7 A and 7B
On 1 matrix 10 and it is arranged on join domain 12,14.
The shell plates 1 of two substantially the same designs, the shell plates are shown in Fig. 8 A to 8C in different views
The gear mechanism housing for being accommodated as described above to the actuated element of seat adjuster can be collectively formed.
Corresponding housing member 1 herein as far as possible with the base that consistently includes plate according to housing member described in Fig. 1
Body 10 and the join domain 12,14 stretched out from described matrix.In addition it is provided with the transmission for seat adjuster in the housing
The supporting portion 15,17 and window 19 of element, one in the actuated element can radially extend into the window.Phase
The housing member 1 answered at least is made of in the region of supporting portion 15,17 sufficiently solid plastics so that is in operation at this
The driving force or adjusting force occurred when seat adjuster can be sustained.The matrix 10 of current corresponding housing member 1
It is all made of the plastics for the larger intensity being previously mentioned with join domain 12,14.
In addition to this stopper area being made of sufficiently soft plastics can be molded on corresponding housing member 1, such as it
It is preceding according to described in Fig. 1 to 7B like that so that the shell being made of these housing members 1 is being vibrated with adjacent component
Aspect is decoupled.The description to these stopper areas elaborated is abandoned herein.
According to Fig. 8 A to 8C, the two housing members 1 via mould one-piece on it, be made of flexible plastic it is whole
Body formula hinge 5 is connected to each other.This two housing member 1 is for example being cast by injection molding jointly including integral hinge 5
Mould is manufactured in casting mould in other words using two kinds of plastic materials, and one kind in the plastic material is provided for manufacture shell
The relatively firm material of component 1, and the another kind in the plastic material is provided for manufacture integral hinge 5
Substantial softer material --- and be used to manufacture if necessary existing other stopper area, such as according to Fig. 1 extremely
What 7B was illustrated.
The stopper area of formation integral hinge 5 can be used for two housing members 1 and (is not belonging to other simultaneously herein
Gear mechanism housing) decoupled, the other component warp in terms of the vibration of component (such as holder in Fig. 9 A and 9B)
By this integral hinge 5 stick on these housing members 1 it is at least one on, the two housing members 1 are via the backstop
Region can pivotally be connected to each other.
Shown in Fig. 8 D Fig. 8 A to 8C, folding state (by surround integral hinge 5 pivot realize) in
The two housing members 1, in the state of the folding, the housing member forms the transmission device for accommodating actuated element
Shell, as being hereinbefore described in detail in Fig. 2A to 7B.Fig. 8 E complementally show it is in Fig. 8 D, monoblock type cut with scissors
Section in the region of chain 5.The section (at least in the state of folding) is to bowed out so that the component of outside in addition (such as
Holder) it can be supported on.
Above-described embodiment of gear mechanism housing is respectively provided with following features：They are by two (in addition to supporting portion 15
Except size) substantially the same housing member 1 forms.It is also possible that being provided for accommodating seat adjusting dress
The gear mechanism housing for the actuated element set is made of different housing members.Enough according to the requirement in individual cases at this
It is that one in housing member is made of at least two plastic fractions, one of which is suitable for bearing to adjust dress in operation seat
Caused driving force or adjusting force when setting, and it is wherein decoupled in terms of another vibration for adjacent other component
And it to be used for tolerance balancing if necessary.
Claims (26)
1. a kind of gear mechanism housing of seat adjuster for motor vehicles, the gear mechanism housing has shell structure
Part (1), the housing member include：
The matrix (10) of plate and
Join domain (12,14), the housing member (1) connect via the join domain with other housing parts, so as to
Gear mechanism housing is formed, the actuated element (8,9) of the seat adjuster is accommodated in the gear mechanism housing,
It is characterized in that,
The housing member (1) is shaped one-piece by least two plastic materials, and the intensity of these plastic materials is different, wherein
The part for bearing driving force of described matrix (10) is formed by the first plastic material with higher-strength, and wherein described
At least one stopper area (2,3,3 ', 3 ", 4,4 ', 5) is provided on housing member (1), the stopper area is by compared with low-intensity
The second plastic material constitute, and if the gear mechanism housing is routinely integrated into seat adjuster, institute
It states housing member (1) to contact with component (6) adjacent, in addition via the stopper area, wherein the stopper area (2) frame
Surround to shape the housing member (1), so as to realize with the adjacent other component (6) along multiple direction in spaces (x,
Y, z) it is decoupled.
2. gear mechanism housing according to claim 1, which is characterized in that the described matrix (10) of plate is completely by having
First plastic material of higher-strength is constituted.
3. gear mechanism housing according to claim 1 or 2, which is characterized in that the join domain (12,14) is by having
First plastic material of higher-strength is constituted.
4. gear mechanism housing according to claim 1 or 2, which is characterized in that the described matrix (10) of plate and described
Join domain (12,14) is unified to be formed by first plastic material with higher-strength.
5. gear mechanism housing according to claim 1 or 2, which is characterized in that corresponding stopper area (2,3,3 ', 3 ",
4,4 ', 5) it is molded at least one outer surface of the housing member (1), the stopper area is by softer second modeling
Expect that material is constituted.
6. gear mechanism housing according to claim 1 or 2, which is characterized in that corresponding stopper area (2,3,3 ', 3 ",
4,4 ', 5) it is locally stretched out respectively from the surface of the housing member (1).
7. gear mechanism housing according to claim 1 or 2, which is characterized in that the stopper area (2) is along the shell
Multiple surfaces stretched angularly in relation to one another of body component (1) extend.
8. gear mechanism housing according to claim 1 or 2, which is characterized in that multiple stopper areas (3,3 ', 3 ", 4,
4 ', 5) it is arranged on the different surfaces of the housing member (1).
9. gear mechanism housing according to claim 1 or 2, which is characterized in that at least one stopper area (2,3,
3 ', 3 ", 4,4 ', 5) it is arranged on the housing member (1) so that the housing member (1) is in routine use via described
Stopper area is supported on other component (6), and the other component does not form any composition of the gear mechanism housing
Part.
10. gear mechanism housing according to claim 1 or 2, which is characterized in that at least one stopper area (2,
3,3 ', 3 ", 4,4 ', 5) be arranged on the housing member (1) so that the housing member (1) in conventional use via
The stopper area is supported on other component (6), and the other component is provided for accommodating or supporting the biography
Dynamic device case.
11. gear mechanism housing according to claim 1 or 2, which is characterized in that have more low intensive second modeling
Expect that material is formed at least in the integral hinge (5), the housing member (1) via the integral hinge it is foldable with institute
State other housing parts connection, and the integral hinge it is protruding at so that the housing member (1) conventional
It is supported on other component (6) via the integral hinge (5) in use, the other component does not form the transmission
Any component part of device case.
12. gear mechanism housing according to claim 1 or 2, which is characterized in that polyamide, polyformaldehyde, polypropylene, third
Alkene nitrile-butadiene-styrene or thermosetting plastics are set as first plastic material with higher-strength.
13. gear mechanism housing according to claim 1 or 2, which is characterized in that elastomer, organo-silicon compound or
Polyurethane is set as having more low intensive second plastic material.
14. gear mechanism housing according to claim 1 or 2, which is characterized in that the housing member (1) is by least two
The different plastic material of kind is manufactured by pouring into a mould.
15. gear mechanism housing according to claim 14, which is characterized in that the housing member (1) is by least two
Different plastic materials is manufactured by injection molding.
16. gear mechanism housing according to claim 1 or 2, which is characterized in that the housing member (1) includes at least
The supporting portion (15,17) of one actuated element (8,9) for supporting the seat adjuster so that operating the seat
The driving force occurred on the actuated element (8,9) when chair regulating device at least partly via the supporting portion (15,
17) it is directed in the housing member (1), and the housing member (1) is by least two plastic materials mould one-piece
The intensity of system, the plastic material is different, wherein first plastic material with higher-strength at least forms described matrix
(10) at least one join domain (12,14) of a part and the housing member (1) so that manipulating the actuated element
When (8,9) shell is imported into the affiliated supporting portion (15,17) via one in the actuated element (8,9)
Power in component (1) is born by the plastic material with higher-strength, and wherein at least one stopper area (2,3,3 ', 3 ",
4,4 ', 5) it is arranged on the housing member (1), the stopper area is made of more low intensive second plastic material,
And if the housing member (1) is routinely integrated into seat adjuster, the housing member (1) is via described
Stopper area is contacted with component (6) adjacent, in addition so that the housing member (1) can by the stopper area (2,
3,3 ', 3 ", 4,4 ', 5) decoupled with the other component (6), to inhibit vibration to be transmitted to institute from the housing member (1)
State other component (6).
17. gear mechanism housing according to claim 16, which is characterized in that at least one supporting portion (15,
17) bearing openings are designed as.
18. gear mechanism housing according to claim 16, which is characterized in that there are two branch for housing member (1) tool
Bearing portion position (15,17), the supporting portion are provided for two actuated elements (8,9) being engaged with each other of bearing.
19. gear mechanism housing according to claim 1 or 2, which is characterized in that the housing member (1) constitutes and sets
It is set to, is connect at least one other housing parts to form gear mechanism housing by plug connection.
20. gear mechanism housing according to claim 1 or 2, which is characterized in that the housing member (1) constitutes and sets
It is set to, is connect at least one other housing parts to form gear mechanism housing by additional retaining element.
21. gear mechanism housing according to claim 1 or 2, which is characterized in that the gear mechanism housing by two
Housing member (1) composition designed geometrically substantially the samely.
22. gear mechanism housing according to claim 1 or 2, which is characterized in that the join domain (12,14) does not have
The stopper area (2,3,3 ', 3 ", 4,4 ', 5).
23. a kind of gear unit of the seat adjuster of motor vehicles, has：
Gear mechanism housing, the gear mechanism housing are made of at least two housing members, and-two actuated elements (8,
9), the actuated element is supported in the gear mechanism housing so that and the actuated element is engaged with each other,
It is characterized in that,
Constitute with good grounds gear mechanism housing described in claim 1.
24. gear unit according to claim 23, which is characterized in that one in the actuated element (8) with
Associated driver connects and drives another actuated element (9), and another described actuated element (9) and silk in itself
Thick stick or rack collective effect, to trigger the adjusting campaign of seat assembly.
25. gear unit according to claim 23, which is characterized in that the gear mechanism housing is contained in holding
In part, the holder partially around the gear mechanism housing, and the gear mechanism housing via stopper area (2,
3,3 ', 3 ", 4,4 ', 5) it sticks on the holder.
26. gear unit according to claim 23, which is characterized in that two housing members (1) are by whole
Body formula hinge (5) is hingedly connected to each other, and the integral hinge is made of softer second plastic material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013217634.1 | 2013-09-04 | ||
| DE102013217634.1A DE102013217634A1 (en) | 2013-09-04 | 2013-09-04 | gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104421410A CN104421410A (en) | 2015-03-18 |
| CN104421410B true CN104421410B (en) | 2018-09-04 |
Family
ID=52470439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410448723.8A Active CN104421410B (en) | 2013-09-04 | 2014-09-04 | Gear mechanism housing |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101665413B1 (en) |
| CN (1) | CN104421410B (en) |
| DE (1) | DE102013217634A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19861100B4 (en) | 1998-04-06 | 2004-09-16 | Brose Fahrzeugteile Gmbh & Co. Kg, Coburg | Spindle or worm drive for adjustment devices in motor vehicles |
| DE10337475A1 (en) * | 2003-08-08 | 2005-03-03 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Adjusting gear for a motor vehicle |
| US7005767B2 (en) * | 2003-11-24 | 2006-02-28 | Siemens Vdo Automotive Corporation | Snap-fit coverplate and gearhousing for electric motor |
| DE102004063932B4 (en) * | 2004-09-21 | 2013-03-28 | Ims Gear Gmbh | Transmission and vehicle seat with such a transmission |
| JP4352095B1 (en) * | 2008-10-21 | 2009-10-28 | ムネカタ株式会社 | Injection molding method |
| JP5446373B2 (en) * | 2009-03-27 | 2014-03-19 | アイシン精機株式会社 | Drive transmission device and vehicle seat slide device |
| DE102011002047A1 (en) * | 2010-08-23 | 2012-02-23 | Johnson Controls Gmbh | Damping unit and adjustment unit for a vehicle seat |
-
2013
- 2013-09-04 DE DE102013217634.1A patent/DE102013217634A1/en not_active Withdrawn
-
2014
- 2014-09-03 KR KR1020140116907A patent/KR101665413B1/en active IP Right Grant
- 2014-09-04 CN CN201410448723.8A patent/CN104421410B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE102013217634A1 (en) | 2015-03-05 |
| CN104421410A (en) | 2015-03-18 |
| KR20150027717A (en) | 2015-03-12 |
| KR101665413B1 (en) | 2016-10-12 |
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