CN2631825Y - Horizontal driver of vehicle seat - Google Patents
Horizontal driver of vehicle seat Download PDFInfo
- Publication number
- CN2631825Y CN2631825Y CN 03256322 CN03256322U CN2631825Y CN 2631825 Y CN2631825 Y CN 2631825Y CN 03256322 CN03256322 CN 03256322 CN 03256322 U CN03256322 U CN 03256322U CN 2631825 Y CN2631825 Y CN 2631825Y
- Authority
- CN
- China
- Prior art keywords
- screw mandrel
- automotive seat
- horizontal driver
- speed reduction
- captive nut
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses an automotive seat balance drive, overcoming defects of uneasy operation for a current manual adjuster, part of the electrical drive exposing outside, big volume, noisy and big libration. The utility model includes a shank, an arresting disc, a floating nut components and a decelerating mechanism; all of devices are arranged between the upper and the bottom tracks. The floating nut components include the nut bracket, the floating nut and anti-vibration pad. The floating nut is meshed with the shank and installed in the groove installed in the middle of the nut bracket along the shank shaft lead; the anti-vibration pad is installed between the groove and the floating nut, and the arresting disc is arranged on the shank in the back of the decelerating mechanism. The utility model has small volume, noise and libration, and can be widely applicable for improving a general automotive seat and installing a new automotive seat.
Description
Technical field
The utility model relates to a kind of seat that is specifically designed to vehicle, especially refers to the horizontal driver that this seat front and back position drives.
Background technology
At present, most of general automobiles adopt mode manually, regulate the front and back position of seat.This class seat need rise after one's death, the seat front and back position is regulated putting in place, inserts corresponding pin location, quite inconvenience being located at the upper rail under the seat cushion and being connected between the lower guideway on the vehicle frame again.Some automobiles than higher gears then adopt the motorized motions mode, drive the front and back position of seat by the passenger operation button, representative type such as Chinese patent publication number are CN2433118Y, open day is June 6 calendar year 2001, name is called the utility model patent of " electronlmobil seat ", its statement has " seat support is provided with a front and back translating device ... can carry out the position of stepless adjustment seat at any time by the motor button switch ... safe and reliable; as to be applicable to senior roadlice ", this series products adopts the bevel gear transfer torque, not only impact shock is big, and the following position of seat cushion, horizontal guide rail outside about being installed on, volume is big, noise rings, take the finite space of automobile installation seat, also be unfavorable for the installation of high-grade car seat automated installation.For this reason, people expect to design that a kind of volume is little, noise is low, be built in the horizontal driver in the lower guideway on the seat bottom left and right sides, overcoming defective and the deficiency that prior art exists, and realize the improvement to existing automotive seat.
The utility model content
The technical problems to be solved in the utility model is that the part body that overcomes existing manual regulating device inconvenient operation and seat Vidacare corp is exposed to beyond the guide rail, the defective that volume is big, noise is loud, vibration is big, provide a kind of up and down seat front and back position actuating device in the horizontal guide rail of the seat bottom left and right sides that is installed on to society, to reduce volume and to reduce noise, reduce vibration, stay more space for other automated installation of chair mounted.
The technical scheme that its technical matters that solves the utility model adopts is: the automotive seat horizontal driver comprises screw mandrel, arresting disc, captive nut assembly and speed reduction gearing, and described screw mandrel, arresting disc, captive nut assembly and speed reduction gearing place between the lower guideway.
Described speed reduction gearing is that the single-stage worm and helical gear slows down.
The helical wheel that described single-stage worm and helical gear slows down and includes worm screw and be fixed in screw mandrel.
Described captive nut assembly comprises nut support, captive nut and shock pad, the engagement of described captive nut and screw mandrel, be installed on the nut support along screw axis in the mounting groove that establish at the middle part, shock pad is located between mounting groove and the captive nut.
Described worm screw is established small ball away from an end center of moment of torsion input and makes axially mounting; If the riveted joint of helical gear screw mandrel end face center has steel ball to make axially mounting, its axle journal is supported by ball-bearing casing.
Described worm screw is provided with two plain cushions near an end journal of moment of torsion input, folder one small echo pad between two plain cushions; Screw mandrel is provided with two plain cushions at ball-bearing casing with the axle journal between the helical wheel, two plain cushion therebetween, one big ripple pad.
Described arresting disc is located on the screw mandrel at speed reduction gearing rear portion.
The utility model automotive seat horizontal driver can not only be realized the automatically regulating of automotive seat front and back position, and it is installed in the inner space that lower guideway forms on the seat both sides, can overcome existing product and take the big shortcoming of seat spaces in the car.Owing to set up the elastic damping pad, can make captive nut energy automatic compensation actuator screw mandrel and speed reduction gearing engagement center error with respect to nut, reduce noise and vibration when regulating significantly.The arresting disc, captive nut, nut support and the screw mandrel that are fixed on the screw mandrel have high strength, and they link into an integrated entity lower guideway on the seat, can not separate when automobile is subjected to powerful the impact to guarantee seat, guarantee safety.The utility model small product size is little, compact conformation, operate steadily, noise is low, safe and reliable, can be widely used in the improvement of existing general-utility car seat and the installation of new vehicle seats.
Description of drawings
Fig. 1 is the utility model spatial structure exploded drawings.
Fig. 2 is the utility model block diagram.
Fig. 3 is that the utility model is installed on the scheme drawing in the lower guideway.
Fig. 4 is the upward view (excision lower guideway baseplane) of Fig. 3.
Fig. 5 is the cutaway view of Fig. 2.
Fig. 6 is that the D-D of Fig. 5 is to cross sectional view.
Fig. 7 is the n portion enlarged drawing of Fig. 6.
The specific embodiment
As depicted in figs. 1 and 2, the utility model comprises the speed reduction gearing 16 of screw mandrel 401, captive nut assembly 14, screw mandrel 401 ends and is fixed in arresting disc 6 on the screw mandrel.Described captive nut assembly 14 includes nut support 1401, captive nut 1402 and shock pad 1403.Nut support 1401 is provided with mounting groove 17 along screw mandrel 401 axial middle parts, and captive nut 1402 is meshing with each other with screw mandrel 401, is installed in the mounting groove 17 of nut support 1401.Between nut support 1401 mounting grooves 17 and captive nut 1402, be provided with a shock pad 1403, snap in the mounting groove 17 equally, be placed on the screw mandrel 401.Shock pad 1403 produces captive nut 1402 and floats, and plays shock damping action, with impact load particularly terminal in the cushion stroke.Speed reduction gearing 16 upper and lower covers 1,2 are by three pieces of duckpin 103 riveted and fixed, and the little muscle 104 of duckpin 103 roots plays the effect of fine positioning, the quality of fit when assembling to improve product.
As shown in Figure 3, nut support 1401 is fixed on the lower guideway 20 by screw 19, and lower guideway 20 is rigidly connected with vehicle frame, and upper rail 21 is fixed with seat bottom.As shown in Figure 4, the mounting ear 101,201 of speed reduction gearing 16 upper and lower covers 1,2 and arresting disc 6 are installed on respectively in the upper rail 21 anterior cooresponding draw-in grooves, screw mandrel 401 afterbodys are packed in the upper rail plastics supplemental support 22, and speed reduction gearing 16 usefulness mount pins 23 are positioned upper rail 21 correspondence positions.Aforementioned arresting disc 6, captive nut 1402, nut support 1401 and screw mandrel 401 have high strength, and when automobile was subjected to powerful the impact, they connected the front and back position of lower guideway together, guarantee to go up lower guideway 21,20 and do not separate.
As Fig. 5,6 and shown in Figure 7, the utility model speed reduction gearing 16 adopts the worm and helical gear deceleration transmission.Flexible axle assembly with the horizontal motor of seat links to each other moment of torsion and the nose interface 102 input speed reduction gearings 16 that rotatablely move by loam cake 1, drives worm screw 3, and engagement also drives the helical wheel of being located on the screw mandrel 401 4, makes screw mandrel 401 rotations.After screw mandrel 401 rotates, with captive nut 1402 engagements, because lower guideway 20, nut support 1401 are rigidly connected with automobile chassis frame, therefore rotatablely moving of screw mandrel 401 is converted into the parallel motion of upper rail 21, the speed reduction gearing 16 of the horizontal motor of seat and the utility model product, screw mandrel 401, arresting disc 6 move together with seat upper rail 21, realize regulating seat front and back position purpose.By changing the rotation direction of motor flexible axle, can realize the reverse adjusting of seat position.When seat position is not regulated, mounting ear 101,201, mount pin 23, screw mandrel 401 and captive nut assembly 14 and the screw 19 fixing level attitudes of going up lower guideway 21,20 by speed reduction gearing 16, make when lower guideway is subjected to the front and back horizontal force on the seat, its relative position is constant, i.e. the front and back position of fixed seat in car.Captive nut 1402 of the present utility model and screw mandrel 401 require to have less lead angle, can produce self-locking when being subjected to axial force with assurance screw mandrel 401 and captive nut 1402.
As shown in Figure 6, in speed reduction gearing 16 upper and lower covers 1,2 inside, along the nose interface 102 of loam cake 1 axially have respectively a recessed bearing hole fixedly worm shaft be, two little bearings 8 are with being that the slight interference amount cooperates between the recessed bearing hole of speed reduction gearing 16 lower covers 1, loam cake 2, by the two friction force little bearing 8 are fixed in speed reduction gearing 16.Worm screw 3 one ends have centre hole, centre hole is provided with small ball 12, the restrictive axial position is come by a quenching small end pad 11 in small ball 12 outer ends, and small end pad 11 is placed on speed reduction gearing lower cover 2 along in the cooresponding pit in little bearing 8 axial bottoms, and this pit is coaxial with the shrinkage pool of fixing little bearing 8.As shown in Figure 7, worm screw 3 other end axle journals are provided with folder one small echo pad 15 between two plain cushions, 13, two plain cushions, and plain cushion 13 end faces of outer end are close to little bearing 8 end faces that are loaded on loam cake 2, and small echo pad 15 produces pretension at speed reduction gearing loam cake 1 and lower cover 2 assembling backs.
As shown in Figure 5, helical wheel 4 is located at screw mandrel 401 1 ends, and screw mandrel 401 end faces of this end have shrinkage pool, the steel ball 402 of packing in the shrinkage pool, and be riveted into one with external force, steel ball 402 front ends are established big end pad 10 and are fitted.Screw mandrel 401 axle journals of this end are supported on speed reduction gearing 16 housings by ball-bearing casing 5, ball-bearing casing 5 external cylindrical surface both sides chamferings are imitated sphere, cooperate center of gyration error when rotating to adjust screw axis system with 1 lower cover of the speed reduction gearing loam cake after the assembling, 2 cooresponding true spheres.Be provided with two plain cushions 18 at ball-bearing casing 5 with the axle journal between the helical wheel 4 on the screw mandrel 401, two plain cushions, 18 therebetween, one big ripple pad 9, big ripple pad 9 assembling backs produce pretension by an end face of helical wheel 4 one end faces and ball-bearing casing 5, can be cushioned the axial force that exists the gap to produce owing between steel ball 402, big end pad 10 and speed reduction gearing 16 housings by the big ripple pad 9 of pretension.End journals are with big 7 one-tenth gap bearing fits of bearing behind the helical wheel 4, and helical wheel 4 journal shaft shoulder end face are with bearing 7 shaft shoulder lateral surfaces applying greatly, and the speed reduction gearing 16 corresponding side surface applying after assemble with riveted joint big bearing 7 shaft shoulder another sides is to limit its axial location.Speed reduction gearing upper and lower covers 1,2 after the riveted joint cooperates with 7 one-tenth slight interference of big bearing, the rotation of big bearing 7 when preventing drive operation by the friction force between them; With 5 one-tenth transition fit of ball-bearing casing, with the center of gyration error of regulating tooth wheel shaft system; With 10 one-tenth free-running fits of big end pad, so that assembling; Vertical with the worm shaft system that two shrinkage pools of little bearing 8 cooperations are supported with geared rotor system, so that retarder forms the spiral gear of vertical interlaced axle system.
When the utility model product uses, horizontal driver symmetrical fully on one auxiliary structure should respectively be installed in the lower guideway on each seat bottom left and right sides, all include the upper rail front portion speed reduction gearing, be fixed on the arresting disc on the screw mandrel and the captive nut assembly of lower guideway, present embodiment partly is to be example with the actuating device that is installed in the right side.Because the support of chaufeur or passenger's both feet makes the seat front and back drive required power difference, propulsive effort forward always is greater than propulsive effort backward.So in the present embodiment, right driving device is selected left-hand worm, left-hand helical gear, left-handed screw mandrel and left-handed captive nut for use, and this makes when seat moves forward, and the bigger responsive to axial force of worm screw and helical wheel is on small ball 12 and steel ball 402; Less relatively worm shaft leans on the shaft shoulder end face of big bearing 7 to Corrugation pad 13 and the helical wheel 4 that masterpiece is used in worm screw 3 square hole ends, thereby reduces to grind sassafras and wearing and tearing as far as possible, improves the efficient of transmission device.Certainly, the left side actuating device of pairing should be selected right-hand worm, dextrorotation helical wheel, dextrorotation screw mandrel and dextrorotation captive nut for use with it.
Claims (7)
1, a kind of automotive seat horizontal driver, comprise screw mandrel (401), arresting disc (6), captive nut assembly (14) and speed reduction gearing (16), it is characterized in that described screw mandrel (401), arresting disc (6), captive nut assembly (14) and speed reduction gearing (16) are built between the lower guideway (21,20).
2, automotive seat horizontal driver as claimed in claim 1 is characterized in that described speed reduction gearing (16) is that the single-stage worm and helical gear slows down.
3, automotive seat horizontal driver as claimed in claim 2 is characterized in that the helical wheel (4) that described single-stage worm and helical gear slows down and includes worm screw (3) and be fixed in screw mandrel (401).
4, automotive seat horizontal driver as claimed in claim 3, it is characterized in that described captive nut assembly (14) comprises nut support (1401), captive nut (1402) and shock pad (1403), described captive nut (1402) and screw mandrel (401) engagement, be installed on nut support (1401) along in screw mandrel (401) mounting groove (17) that axially establish at the middle part, shock pad (1403) is located between mounting groove (17) and the captive nut (1402).
5, automotive seat horizontal driver as claimed in claim 4 is characterized in that described worm screw (3) establishes small ball (12) away from an end center of moment of torsion input and make axially mounting; If the riveted joint of screw mandrel (401) the end face center of helical wheel (4) has steel ball (402) to make axially mounting, its axle journal is supported by ball-bearing casing (5).
6, automotive seat horizontal driver as claimed in claim 5 is characterized in that described worm screw (3) is provided with two plain cushions (13) near an end journal of moment of torsion input, folder one small echo pad (15) between two plain cushions (13); The axle journal that screw mandrel (401) is positioned between the same helical wheel of ball-bearing casing (5) (4) is provided with two plain cushions (18), two plain cushions (18) therebetween, one big ripple pad (9).
7,, it is characterized in that described arresting disc (6) is located on the screw mandrel (401) at speed reduction gearing (16) rear portion as each described automotive seat horizontal driver of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256322 CN2631825Y (en) | 2003-08-08 | 2003-08-08 | Horizontal driver of vehicle seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256322 CN2631825Y (en) | 2003-08-08 | 2003-08-08 | Horizontal driver of vehicle seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2631825Y true CN2631825Y (en) | 2004-08-11 |
Family
ID=34295395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03256322 Expired - Lifetime CN2631825Y (en) | 2003-08-08 | 2003-08-08 | Horizontal driver of vehicle seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2631825Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371182C (en) * | 2004-12-09 | 2008-02-27 | 全兴工业股份有限公司 | Fixed combination method of chute board motor |
| CN100439148C (en) * | 2004-12-21 | 2008-12-03 | 爱信精机株式会社 | Vehicle power seat slide device |
| CN100554729C (en) * | 2005-09-16 | 2009-10-28 | Ims传动装置有限公司 | The driving mechanism that is used for the regulating device of automobile |
| CN101010216B (en) * | 2004-08-31 | 2010-09-29 | 罗伯特·博世有限公司 | Gear/drive unit |
| CN101277844B (en) * | 2005-09-28 | 2011-01-12 | 罗伯特·博世有限公司 | Transmission drive unit and method for manufacturing transmission drive unit |
| CN101338815B (en) * | 2007-07-06 | 2011-03-30 | 珠海格力电器股份有限公司 | Air conditioner slide door vibration insulation gearing device |
| CN102124254A (en) * | 2008-08-12 | 2011-07-13 | 布罗泽汽车部件制造科堡有限公司 | Adjusting gearing for an adjusting device of a motor vehicle |
| US8176805B2 (en) | 2008-05-19 | 2012-05-15 | Ims Gear Gmbh | Spindle bearing arrangement for a longitudinal seat adjusting gear |
| CN113602161A (en) * | 2021-08-26 | 2021-11-05 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
-
2003
- 2003-08-08 CN CN 03256322 patent/CN2631825Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101010216B (en) * | 2004-08-31 | 2010-09-29 | 罗伯特·博世有限公司 | Gear/drive unit |
| CN100371182C (en) * | 2004-12-09 | 2008-02-27 | 全兴工业股份有限公司 | Fixed combination method of chute board motor |
| CN100439148C (en) * | 2004-12-21 | 2008-12-03 | 爱信精机株式会社 | Vehicle power seat slide device |
| CN100554729C (en) * | 2005-09-16 | 2009-10-28 | Ims传动装置有限公司 | The driving mechanism that is used for the regulating device of automobile |
| CN101277844B (en) * | 2005-09-28 | 2011-01-12 | 罗伯特·博世有限公司 | Transmission drive unit and method for manufacturing transmission drive unit |
| CN101338815B (en) * | 2007-07-06 | 2011-03-30 | 珠海格力电器股份有限公司 | Air conditioner slide door vibration insulation gearing device |
| US8176805B2 (en) | 2008-05-19 | 2012-05-15 | Ims Gear Gmbh | Spindle bearing arrangement for a longitudinal seat adjusting gear |
| CN101585327B (en) * | 2008-05-19 | 2012-09-19 | Ims传动装置有限公司 | Screw rod bearing assembly for a seat longitudianal adjustment and transmission mechanism |
| CN102124254A (en) * | 2008-08-12 | 2011-07-13 | 布罗泽汽车部件制造科堡有限公司 | Adjusting gearing for an adjusting device of a motor vehicle |
| CN102124254B (en) * | 2008-08-12 | 2016-01-20 | 布罗泽汽车部件制造科堡有限公司 | For the adjusting transmission device of the controlling device of Motor Vehicle |
| CN113602161A (en) * | 2021-08-26 | 2021-11-05 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
| CN113602161B (en) * | 2021-08-26 | 2022-12-13 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO SHUANGLIN AUTOMOBILE FITTINGS CO., LTD. Free format text: FORMER OWNER: SHUANGLIN GROUP CO., LTD., NINGBO CITY Effective date: 20060714 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060714 Address after: 315613 West Road, Ninghai County, Zhejiang Province Patentee after: Ningbo Shuanglin Automobile Fittings Co., Ltd. Address before: 315613 West Road, Ninghai County, Zhejiang Province Patentee before: Ningbo Shuanglin Group Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130808 Granted publication date: 20040811 |