CN104859492A - Seat Elevator Of Vehicle Seat And Seat Elevator Forming Method - Google Patents
Seat Elevator Of Vehicle Seat And Seat Elevator Forming Method Download PDFInfo
- Publication number
- CN104859492A CN104859492A CN201510055637.5A CN201510055637A CN104859492A CN 104859492 A CN104859492 A CN 104859492A CN 201510055637 A CN201510055637 A CN 201510055637A CN 104859492 A CN104859492 A CN 104859492A
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- China
- Prior art keywords
- stabiliser
- quadrant gear
- seat
- linking rod
- rear linking
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Classifications
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- 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
- B60N2/16—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 height-adjustable
- B60N2/1635—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 height-adjustable characterised by the drive mechanism
- B60N2/165—Gear wheel driven mechanism
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Gears, Cams (AREA)
Abstract
The present invention provides a seat elevator of a vehicle seat and a seat elevator forming method. A fan-shaped gear is equipped with a tooth part at the edge of a left-side back connecting rod as the structure of the left-side back connecting rod. A forming die with a cavity is prepared in a manner that a right-side back connecting rod is fixed at the right end of a stabilizer and the fan-shaped gear is fixed at the left end of the stabilizer, so that the light metal, such as an aluminium alloy flows into the forming die to cast the right-side back connecting rod, the fan-shaped gear and the stabilizer by the integral molding. The part of the fan-shaped gear fixed to the stabilizer forms a thick wall, the situation that three components are casted by a same material by the integral molding also can be substituted, and are casted by the integral molding after the individual forming. Moreover, the situation that the three components are formed individually can be substituted, but a part of components is formed individually and then the components are casted by the integral molding.
Description
Technical field
The present invention relates to the vehicle seat used seat-riser and manufacturing process thereof that are configured in and between seat lifter and Chain cushion, make Chain cushion be elevated relative to seat lifter.
Background technology
The seat-riser (height adjustment mechanism) arranged in the Chain cushion bottom of the vehicles such as self-propelled vehicle by between the seat lifter of forward and backward height regulating connecting rod on car floor and the seat frame (Chain cushion framework) of Chain cushion along it about respectively configure a pair.Further, seat-riser makes seat can adjust the height of seat relative to the lifting of seat lifter.In seat-riser, by operating control members such as drive spindles, and the height regulating connecting rod (rear linking rod) at rear is swung.Further, according to the pendulum angle of rear linking rod, Chain cushion is elevated, thus the height of adjustment seat.
That is, stabiliser (connecting rod) is attached between the lower end of the body side frame of the left and right of backrest frame, and the rear linking rod of left and right is fixed on the end of the left and right of stabiliser.Further, quadrant gear is fixed on the outer end of stabiliser, and rear linking rod, stabiliser and quadrant gear realize integrative-structure thus, and the miniature gears driven with drive spindle interlock engages with quadrant gear.Therefore, if operate and Drive pinion drive spindle, then the quadrant gear engaged with miniature gears drives together with miniature gears.Further, quadrant gear makes stabiliser rotate and rear linking rod is swung, and makes Chain cushion be elevated thus.
Front rod (the height regulating connecting rod in front) is formed through connecting rod and the connecting rod linked with rear linking rod or the free connecting rod do not linked with rear linking rod.In the structure that front rod is linked with rear linking rod by connecting rod, by rear linking rod, front rod interlock swing and Chain cushion is elevated.In the structure that front rod and rear linking rod do not link, rear linking rod swings and Chain cushion is elevated, and follows the lifting of Chain cushion and front rod is swung.
The stabiliser rear linking rod of left and right being fixed on its end is made up of the steel pipe of circle usually, and the rear linking rod after punch process is fixed on the end of the left and right of stabiliser.And the quadrant gear after punch process is fixed on the end of stabiliser in the outside of rear linking rod, rear linking rod, stabiliser and quadrant gear realize integrative-structure.The quadrant gear engaged with miniature gears in order to ensure making stabiliser reverse while intensity needed for rotating and heat-treating.
There will be a known following structure: by integrally formed for the rear linking rod of quadrant gear and a side, quadrant gear doubles as rear linking rod, the long hole shape of the circular shape that stopper pin passes is formed in quadrant gear (rear linking rod) and limits the swing (hunting range) (such as, Japanese Unexamined Patent Publication 2011-046357 publication) of quadrant gear.In the structure shown here, cut down first number, and limit the swing of hunting range, the i.e. rear linking rod of quadrant gear, the safety of the impact that rearward collision etc. is produced can be improved thus.
[at first technical literature]
[patent documentation]
[patent documentation 1] Japanese Unexamined Patent Publication 2011-046357 publication
Summary of the invention
[inventing the problem that will solve]
Rear linking rod, quadrant gear are fixed on the end of stabiliser by welding, forging processing etc., rear linking rod, quadrant gear and stabiliser realize integrative-structure.Further, to the propulsive effort of quadrant gear transmission, stabiliser is reversed via miniature gears from drive spindle to rotate.Therefore, quadrant gear is easily peeled off from stabiliser, and from the view point of the safety of the impact produced for rearward collision etc., requires that quadrant gear is fixed on stabiliser with sufficient intensity.
But stabiliser is generally circular steel pipe, is therefore difficult to quadrant gear to be welded in stabiliser with sufficient constant intensity.And, based on forging processing fixing in, there is Strength Changes due to the small variation in the shaping of forging pressure or quadrant gear, be difficult to ensure sufficient constant intensity.
The object of the present invention is to provide and a kind of quadrant gear is fixed on stabiliser and the vehicle seat used seat-riser of the structure that rear linking rod, quadrant gear and stabiliser formed as one with sufficient intensity.
In addition, another object of the present invention is to provide a kind of and quadrant gear is fixed on stabiliser and the vehicle seat used seat-riser manufacturing process of the structure that rear linking rod, quadrant gear and stabiliser formed as one with sufficient intensity.
[for solving the scheme of problem]
In the present invention, replace the integrative-structure based on welding, forging processing after independent shaping, and by rear linking rod, quadrant gear and stabiliser being carried out integrative-structure based on the integrally formed of casting.
That is, according to the present invention of first scheme, vehicle seat used seat-riser possesses: front rod and rear linking rod, swingingly respectively can configure a pair in left and right between the seat lifter on car floor and the seat frame of seat lower end; Stabiliser, has the rear linking rod of left and right at the end winding support of left and right; Quadrant gear, is fixed on the left and right either end of stabiliser; And driver element.Driver element has the miniature gears engaged with quadrant gear and the control member driven miniature gears, and the Drive pinion by operation control member, makes rear linking rod swing the height of adjusting seat chair frame together with quadrant gear.Further, rear linking rod, quadrant gear and stabiliser are integrally formed by casting.
[invention effect]
In the present invention, rear linking rod, quadrant gear and stabiliser are by the integrative-structure based on the integrally formed of casting.Therefore, even if stabiliser is round-shaped, also quadrant gear can be fixed on stabiliser with sufficient intensity and by rear linking rod, quadrant gear and stabiliser integrative-structure.
Accompanying drawing explanation
Fig. 1 represents the partial left lateral plan of the automobile-use seat that the vehicle seat used seat-riser of one embodiment of the invention loads.
Fig. 2 represents the block diagram of the stabiliser left end of seat-riser.
Fig. 3 (A) represents the overall diagram of rear linking rod, quadrant gear and the stabiliser integrally formed by casting, Fig. 3 (B) represent Fig. 3 (A) from the front view to the quadrant gear observed depending on B-B, Fig. 3 (C) represent Fig. 3 (A) from the general principal view to the rear linking rod observed depending on C-C, Fig. 3 (D) represent Fig. 3 (B) along the quadrant gear of line D-D and the cutaway view of stabiliser.
Fig. 4 (A) (B) represents overall diagram and the block diagram of the rear linking rod of the variation integrally formed by casting, quadrant gear and stabiliser, Fig. 4 (C) represents the overall diagram of opening up rear linking rod, quadrant gear and the stabiliser of stabiliser, Fig. 4 (D) represent Fig. 4 (A) from the front view to the quadrant gear observed depending on D-D, Fig. 4 (E) represent Fig. 4 (A) from the general principal view to the rear linking rod observed depending on E-E.
Detailed description of the invention
[embodiment]
Below, with reference to accompanying drawing, describe embodiments of the invention in detail.Fig. 1 represents the partial left lateral plan of the automobile-use seat that the vehicle seat used seat-riser of one embodiment of the invention loads, and Fig. 2 represents the block diagram of the stabiliser left end of seat-riser.Fig. 3 (A) represents the overall diagram of rear linking rod, quadrant gear and the stabiliser integrally formed by casting, Fig. 3 (B) represent Fig. 3 (A) from the front view to the quadrant gear observed depending on B-B, Fig. 3 (C) represent Fig. 3 (A) from the general principal view to the rear linking rod observed depending on C-C, Fig. 3 (D) represents the quadrant gear of D-D along the line and the cutaway view of stabiliser of Fig. 3 (B).It should be noted that, refer to the direction observed from seated person all around, suitably represented by Fr, Rr, L, R.
As shown in Figure 1, vehicle seat used 10 possess 2 seat frames, i.e. Chain cushion framework (seat frame) 20 and backrest frame 22.The lower end of backrest frame 22 can be linked to the rear end of Chain cushion framework 20 with fascinating via inclination angle regulator.As placing seat cushion on the Chain cushion framework 20 of skeleton and backrest frame 22, utilize the coated seat cushion of interior trim cover and form Chain cushion and back of seat respectively, these are self-explantory.
Seat 10 also possesses makes seat frame 20 be elevated and the seat-riser (height adjustment mechanism) 30 of the height of the height of adjusting seat chair frame 20, i.e. seat.Namely, first, the upper rail (movable track) 40U upper installation seat lifter (seat base) 42 of the slide rail 40 on car floor, configures seat-riser 30 between seat lifter 42 and seat frame (Chain cushion framework) 20.Further, seat frame 20 is elevated relative to seat lifter 42, adjusts the height of seat 10.
Seat-riser 30 possesses the forward and backward height regulating connecting rod of pair of right and left (front rod, rear linking rod) 32Fr, 32Rr, stabiliser 34, quadrant gear 36, driver element 38.
In the front rod 32Fr of left and right, the seat lifter 42 that its lower end is such as installed on car floor by axle rest pin 33 and can swinging, its upper end is such as installed on the seat frame 20 of seat lower end by axle rest pin 33 and can be swung.And its upper end of rear linking rod 32Rr of left and right utilizes to lock by axle rest pin 33 equally and is fixed in seat frame 20.Stabiliser 34 such as links between the rear end of seat lifter 42, can be located at seat lifter 42 rotationally, and has the lower end of the rear linking rod 32Rr of left and right at the end winding support of the left and right of stabiliser 34.
Stabiliser 34 can be arranged between seat lifter 42 rear end and be arranged between seat frame 20 rear end yet.If be arranged on by stabiliser 34 between seat frame 20 rear end, then the end of the left and right of stabiliser 34 is fixed in the upper end of the rear linking rod 32Rr of left and right, and the lower end of rear linking rod 32Rr utilizes to lock and is fixed in seat lifter 42.
In an embodiment, as shown in Figure 1 and Figure 2, quadrant gear 36 to be shaped its teeth portion and by the rear linking rod 32Rr-L in left side and quadrant gear 36 integration a side of the rear linking rod 32Rr of left and right, the such as edge of rear linking rod 32Rr-L in left side.Further, from Fig. 3 (A) ~ (C), rear linking rod 32Rr-R and the quadrant gear 36 on stabiliser 34, right side become one structure.At this, quadrant gear 36 doubles as the rear linking rod 32Rr-L into left side.Quadrant gear 36 is formed the elongated hole 36a of the circular shape centered by stabiliser 34.
Except Fig. 1, also to observe Fig. 2 known, and driver element 38 has the drive spindle 38a and miniature gears 38b that is coaxial with control member and that engage with quadrant gear 36 that control member such as can swing, and is adjacent to be located at seat frame 20 with quadrant gear 36.Further, when making drive spindle 38a (control member) swing, carrying out Drive pinion 38b by its swinging operation, driving the quadrant gear 36 that engages with miniature gears and making stabiliser 34 reverse, rotate.Thus, quadrant gear 36 swings along with the rear linking rod 32Rr-R on right side, makes seat frame 20 be elevated the height of height, the i.e. seat 10 of adjusting seat chair frame 20.The drive spindle 38a that replacement can swing, also can using the driving ring that can rotate coaxially with miniature gears 38b as control member.
Certainly needless to say, the rear linking rod 32Rr-R on right side also swings along with the driving of quadrant gear 36 the rear linking rod 32Rr-L in the left side that quadrant gear 36 doubles as, but the front rod 32Fr of left and right becomes swing free connecting rod freely.Therefore, when left and right rear linking rod 32Rr swing and seat frame 20 will be made to be elevated time, seat frame 20 by front rod 32Fr pull-up while be elevated.Further, along with the lifting of seat frame 20, the front rod 32Fr of left and right swings.Further, front rod 32Fr and the rear linking rod 32Rr of left and right swing linkedly via seat frame 20, make seat frame 20 be elevated swimmingly thus.
Also connecting rod can be utilized to be linked by front rod 32Fr and rear linking rod 32Rr, and front rod 32Fr, not via seat frame 20, swings linkedly with rear linking rod 32Rr.
The propulsive effort of drive spindle 38a transmits to miniature gears 38b via power-transfer clutch, and power-transfer clutch is built in housing (clutch-bell cover) 38c.Stopper pin 36b such as to extend and play is embedded in the elongated hole 36a of quadrant gear 36 from seat frame 20.Thus, limit the swing of the driving of quadrant gear 36, i.e. rear linking rod 32Rr, thus guarantee the safety of the impact that rearward collision etc. is produced.It should be noted that, in the front end of stopper pin 36b, engaging has E ring 36b '.
It should be noted that, represent with reference to label 34a the torsion spring (with reference to Fig. 2) that the torque (twisting resistance) in the direction of being risen by seat frame 20 applies to stabiliser 34, its front end engages with the recess of stabiliser 34 and is configured in the outside of stabiliser 34.Certainly, torsion spring also can be made to extend to the inside of stabiliser 34, carry out making by compressive strain the front end of torsion spring to be sticked in the pressing variant part of stabiliser 34 in the inner side of stabiliser 34 to a part for stabiliser 34.
Replace situation quadrant gear 36 being fixed on stabiliser 34 by welding or forge processing, in the present invention, by quadrant gear 36 being fixed on stabiliser 34 based on the integrally formed of casting.
That is, the shaping dies (casting mould) that rear linking rod 32Rr-R is fixed on the right-hand member of stabiliser 34, quadrant gear 36 is fixed on the chamber of the mode of the left end of stabiliser 34 preparing to have right side.Further, to this shaping dies inflow (injection), the rear linking rod 32Rr-R on right side, quadrant gear 36 and stabiliser 34 are cast by integrally formed as casting alloy to make the light metals such as aluminum alloy, magnesium alloy, titanium alloy.Cast material is preferably light metal, from the aspect such as lightweight, funds, most preferably aluminum alloy.
As shown in Fig. 3 (B) (C), stabiliser 34 is set to the round-shaped of hollow, but integrally formed by casting.Therefore, with sufficient intensity, quadrant gear 36 is fixed on stabiliser 34, rear linking rod 32Rr, quadrant gear 36 and stabiliser 34 can realize integrative-structure with sufficient intensity.It should be noted that, the rear linking rod 32Rr-R on right side is also fixed on stabiliser 34 with sufficient intensity in the same manner as quadrant gear 36.
In addition, forging processing fixing in, Strength Changes may be there is due to the delicate variation on being shaped, in contrast, in the shaping based on casting, can not Strength Changes be produced.From this starting point, the rear linking rod 32Rr-R on quadrant gear 36 and right side also can ensure sufficient intensity.
Owing to utilizing the light metals such as aluminum alloy, magnesium alloy, titanium alloy as cast material, therefore, it is possible to realize the lightweight of the integrally formed product of rear linking rod 32Rr, quadrant gear 36 and stabiliser 34.Also can replace light metal and utilize cast iron to cast.But, from weight-saving aspect, preferably cast by light metal.
Quadrant gear 36 makes stabiliser 34 reverse while rotate, and part a quadrant gear 36 being fixed on to stabiliser 34 applies large torque.But, as shown in Fig. 3 (A), if this part (fixed part) a is configured as heavy wall, then can guarantee sufficient intensity, quadrant gear 36 can be prevented from the stripping of stabiliser 34.In an embodiment, the part a ' that the rear linking rod 32Rr-R on right side is fixed on stabiliser 34 is also configured as heavy wall and prevents rear linking rod 32Rr from the stripping of stabiliser 34.
If arrange rib 35 between rear linking rod 32Rr-R and stabiliser 34 and between quadrant gear 36 (the rear linking rod 32Rr-L in left side) and stabiliser 34, then can strengthen the constant intensity of rear linking rod 32Rr-R and quadrant gear 36.
If utilize the light metal of the high strength such as titanium alloy to carry out cast form, then can the thickness of thinning rear linking rod 32Rr-R, quadrant gear 36 and stabiliser 34, can lightweight be promoted.
Quadrant gear 36 doubles as the side (the rear linking rod 32Rr-L in left side) in the rear linking rod 32Rr of left and right, but also can be formed as making the rear linking rod 32Rr-L in left side to be separated from quadrant gear 36, independently structure.But in the structure that quadrant gear 36 doubles as the embodiment of the side (the rear linking rod 32Rr-L in left side) in the rear linking rod 32Rr of left and right, forming section number of packages reduces and can simplify shaping dies, thus can manufacture shaping dies at an easy rate.Certainly, the structure of integrally formed product also simplifies.
Be separated from quadrant gear 36 at the rear linking rod 32Rr-L in left side, independently structure, the rear linking rod 32Rr of left and right, quadrant gear 36 and these four components of stabiliser 34 are integrally formed by casting.
If heat-treat the integrally formed product by the rear linking rod 32Rr of light metal casting, quadrant gear 36 and stabiliser 34, then can obtain more tough formed products.
Also can replace and rear linking rod 32Rr-R, quadrant gear 36 (doubling as the rear linking rod 32Rr-L for left side) and stabiliser 34 are carried out integrally formed situation by same material by casting, and after rear linking rod 32Rr, quadrant gear 36 and stabiliser 34 are shaped separately, they be undertaken integrally formed by casting.It should be noted that, screwing togather with miniature gears 38b and driven quadrant gear 36 after heat-treating, is undertaken integrally formed by casting in order to ensure making stabiliser 34 rotate required intensity, obdurability etc.
Such as, stabiliser 34 is shaped by general steel (steel pipe), and quadrant gear 36 is carried out drawing by chrome-molybdenum steel or molybdenum steel and implemented the heat treatments such as carburizing and quenching.Further, rear linking rod 32Rr-R carries out drawing by general steel or high tension steel.Like this, stabiliser 34, quadrant gear 36 and rear linking rod 32Rr-R are arranged (embedding) shaping dies (casting mould), and make the light metals such as aluminum alloy, magnesium alloy, titanium alloy flow into (insert molding) to shaping dies.Thus, stabiliser 34, quadrant gear 36 and rear linking rod 32Rr-R are integrally formed by casting.
Also can replace and stabiliser 34, quadrant gear 36 (doubling as the rear linking rod 32Rr-L for left side) and these three components of rear linking rod 32Rr-R are all shaped separately, and be undertaken integrally formed by casting after only the component of a part being shaped separately.Such as, first, drawing is carried out to quadrant gear 36 and rear linking rod 32Rr-R, quadrant gear 36 is heat-treated.Further, at the upper formed products arranging (embedding) quadrant gear 36 and rear linking rod 32Rr-R of the shaping dies (casting mould) with the chamber corresponding with stabiliser 34, and light metal is flowed into.Thus, stabiliser 34, quadrant gear 36 and rear linking rod 32Rr-R are integrally formed by casting.
Also only drawing can be carried out to quadrant gear 36, after the heat treatment, the formed products of (embedding) quadrant gear 36 is set at the shaping dies with the chamber corresponding with stabiliser 34 and rear linking rod 32Rr-R, make light metal flow into and by cast come integrally formed stabiliser 34, quadrant gear 36 and rear linking rod 32Rr-R.
At this, only by quadrant gear 36 or by time preshaped for the one-body molded product of quadrant gear 36 and rear linking rod 32Rr-R, quadrant gear 36 and stabiliser 34 can be engaged for cast material (light metal) flows into, link and carry out integrated engagement section and be located at quadrant gear 36.Such as, as shown in Fig. 3 (B) (D), in the inboard portion of stabiliser 34, the engagement section 36c of the star cross-sectional shapes flowed into quadrant gear 36 for cast material is located at quadrant gear 36.Thus, by the inflow of cast material to engagement section, quadrant gear 36 reliably engages with stabiliser 34, link, and quadrant gear 36 is not peeled off from stabiliser 34, stabiliser 34 is rotated and drives.
The engagement section 36c being located at quadrant gear 36 is set to the cross sectional shape that quadrant gear 36 is difficult to dally.That is, as long as large torque is transmitted to stabiliser 34 and reliably makes the cross sectional shape that stabiliser 34 rotates by engagement section 36c, except round section, also can be polygonal cross-section.If engagement section 36c to be set to the such star cross-sectional shapes of embodiment, the fitfull star shape be especially made up of arbitrary chevron shape, then quadrant gear 36 reliably engages with stabiliser 34, links, and can reliably make stabiliser 34 rotate.
Fig. 4 (A) (B) represents overall diagram and the block diagram of the rear linking rod 32Rr of the variation integrally formed by casting, quadrant gear 36 and stabiliser 34, Fig. 4 (C) represents the overall diagram of opening up rear linking rod 32Rr, quadrant gear 36 and the stabiliser 34 of stabiliser 34, Fig. 4 (D) represent Fig. 4 (A) from the front view to the quadrant gear 36 observed depending on D-D, Fig. 4 (E) represent Fig. 4 (A) from the general principal view to the rear linking rod 32Rr observed depending on E-E.
Relative to the above-described embodiment shown in Fig. 1 ~ Fig. 3, in this variation, the cross sectional shape of stabiliser 34 is different, other structure is common, therefore for common component, in this variation, also mark identical reference label and the description thereof will be omitted, be described for main with the structure of the variation different from above-described embodiment.
In the above-described embodiment shown in Fig. 1 ~ Fig. 3, stabiliser 34 is configured as closed hollow shape, in contrast, in the variation of Fig. 4, stabiliser 134 is configured as the hollow shape of opening.
Namely, as Fig. 4 (A) ~ (C) (E), especially shown in Fig. 4 (E), stabiliser 134 is configured as the hollow shape that local openings and its cross section are roughly U-shaped, utilizes partition wall 134b linked by its inwall and strengthen.At this, partition wall 134b is arranged 3, but the number of partition wall 134b is not defined as 3.
Like this, if stabiliser 134 is the hollow shape of local openings, then light metal (cast material) flows into swimmingly to the chamber corresponding with stabiliser 134 in shaping dies (casting mould), and hardening time also shortens, and therefore easily forms.And, can shaping dies be simplified, shaping dies can be manufactured at an easy rate.
As mentioned above, in the present invention, rear linking rod, quadrant gear and stabiliser are by carrying out integrative-structure based on the integrally formed of casting.Therefore, even if stabiliser is round-shaped, quadrant gear also can be fixed on stabiliser with sufficient intensity, rear linking rod, quadrant gear and stabiliser can be carried out integrative-structure.
The above embodiments are for illustration of embodiments of the invention, do not carry out any restriction to the present invention, and the embodiment implementing distortion, transformation etc. in technical scope of the present invention is also all contained in the present invention certainly.
[industrial applicibility]
It is common vehicle seat used that the present invention is not defined as city motor bus, car, aerocraft etc., can be applied to the seat (affairs chair) requiring the affairs of height adjustment to use, seat etc. that the seat being arranged at citizen shop, arenas, cinema, sports equipment etc., family use yet.
It should be noted that, embodiments of the present invention as described below.
1. vehicle seat used seat-riser, possesses: front rod and rear linking rod, swingingly respectively can configure a pair in left and right between the seat lifter on car floor and the seat frame of seat lower end; Stabiliser, has the rear linking rod of left and right at the end winding support of left and right; Quadrant gear, is fixed on the left and right either end of stabiliser; And driver element, there is the miniature gears engaged with quadrant gear and the control member driven miniature gears, the Drive pinion by operation control member, make rear linking rod swing the height of adjusting seat chair frame together with quadrant gear, rear linking rod, quadrant gear and stabiliser are integrally formed by casting.
2. according to described 1 vehicle seat used seat-riser, wherein, rear linking rod, quadrant gear and stabiliser are integrally formed by casting by light metal, and implement heat treatment to these integrally formed product.
3. vehicle seat used seat-riser, possesses: front rod and rear linking rod, the seat lifter on car floor and can interlock and swingingly respectively configuring a pair in left and right between the seat frame of seat lower end; Stabiliser, has the rear linking rod of left and right at the end winding support of left and right; Quadrant gear, is fixed on the left and right either end of stabiliser; And driver element, there is the miniature gears engaged with quadrant gear and the control member driven miniature gears, the Drive pinion by operation control member, rear linking rod is made to swing the height of adjusting seat chair frame together with quadrant gear, rear linking rod, quadrant gear and stabiliser are formed separately, after the formed products of quadrant gear is heat-treated, the formed products of rear linking rod, quadrant gear and stabiliser is integrally formed by casting by light metal.
4. vehicle seat used seat-riser, possesses: front rod and rear linking rod, the seat lifter on car floor and can interlock and swingingly respectively configuring a pair in left and right between the seat frame of seat lower end; Stabiliser, has the rear linking rod of left and right at the end winding support of left and right; Quadrant gear, is fixed on the left and right either end of stabiliser; And driver element, there is the miniature gears engaged with quadrant gear and the control member driven miniature gears, the Drive pinion by operation control member, rear linking rod is made to swing the height of adjusting seat chair frame together with quadrant gear, only carry out drawing by quadrant gear or by quadrant gear and rear linking rod, after quadrant gear is heat-treated, the formed products of rear linking rod, quadrant gear and stabiliser is integrally formed by casting by light metal.
5. according to described 4 vehicle seat used seat-riser, wherein, quadrant gear and stabiliser will be engaged and quadrant gear is located in the engagement section linked for light metal flows into when casting.
6. the vehicle seat used seat-riser any one of described 1 ~ 5, wherein, stabiliser is configured as the hollow shape of opening.
7. vehicle seat used seat-riser manufacturing process, by rear linking rod, stabiliser and these three component formings of quadrant gear are structure as a whole, rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end, stabiliser links the rear linking rod of left and right in the end of left and right, quadrant gear can with the left and right either end being linked to stabiliser by operating drive spindle and driven miniature gears engagingly, carry out with rear linking rod the height swinging adjusting seat chair frame by Drive pinion, vehicle seat used seat-riser manufacturing process comprises: by rear linking rod, quadrant gear and stabiliser carry out integrally formed operation by light alloy by casting, and to the operation that this formed products is heat-treated.
8. vehicle seat used seat-riser manufacturing process, by rear linking rod, stabiliser and these three component formings of quadrant gear are structure as a whole, rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end, stabiliser links the rear linking rod of left and right in the end of left and right, quadrant gear can with the left and right either end being linked to stabiliser by operating drive spindle and driven miniature gears engagingly, carry out with rear linking rod the height swinging adjusting seat chair frame by Drive pinion, vehicle seat used seat-riser manufacturing process comprises: by rear linking rod, the operation that quadrant gear and stabiliser are formed separately, to the operation that the formed products of quadrant gear is heat-treated, and the formed products of the quadrant gear after the formed products of rear linking rod and stabiliser and heat treatment is arranged at the shaping dies of stabiliser, by the casting based on light alloy, rear linking rod, quadrant gear and stabiliser are carried out integrally formed operation.
9. vehicle seat used seat-riser manufacturing process, by rear linking rod, stabiliser and these three component formings of quadrant gear are structure as a whole, rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end, stabiliser links the rear linking rod of left and right in the end of left and right, quadrant gear can with the left and right either end being linked to stabiliser by operating drive spindle and driven miniature gears engagingly, carry out with rear linking rod the height swinging adjusting seat chair frame by Drive pinion, vehicle seat used seat-riser manufacturing process comprises: operation quadrant gear and rear linking rod are formed separately by punch process, to the operation that the formed products of quadrant gear is heat-treated, and the formed products of the quadrant gear after the formed products of rear linking rod and heat treatment is arranged at the shaping dies of stabiliser, by the casting based on light alloy, rear linking rod, quadrant gear and stabiliser are carried out integrally formed operation.
10. vehicle seat used seat-riser manufacturing process, by rear linking rod, stabiliser and these three component formings of quadrant gear are structure as a whole, rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end, stabiliser links the rear linking rod of left and right in the end of left and right, quadrant gear can with the left and right either end being linked to stabiliser by operating drive spindle and driven miniature gears engagingly, carry out with rear linking rod the height swinging adjusting seat chair frame by Drive pinion, vehicle seat used seat-riser manufacturing process comprises: the operation formed by punch process by quadrant gear, to the operation that the formed products of quadrant gear is heat-treated, and the formed products of the quadrant gear after heat treatment is arranged at the shaping dies of rear linking rod and stabiliser, by the casting based on light alloy, rear linking rod, quadrant gear and stabiliser are carried out integrally formed operation.
Claims (10)
1. a vehicle seat used seat-riser, possesses:
Front rod and rear linking rod, swingingly respectively can configure a pair in left and right between the seat lifter on car floor and the seat frame of seat lower end;
Stabiliser, has the rear linking rod of described left and right at the end winding support of left and right;
Quadrant gear, is fixed on the left and right either end of described stabiliser; And
Driver element, there is the miniature gears engaged with described quadrant gear and the control member driven described miniature gears, driving described miniature gears by operating described control member, making described rear linking rod swing the height adjusting described seat frame together with described quadrant gear
Described rear linking rod, described quadrant gear and described stabiliser are integrally formed by casting.
2. vehicle seat used seat-riser according to claim 1, wherein,
Described rear linking rod, described quadrant gear and described stabiliser are integrally formed by casting by light metal, and implement heat treatment to these integrally formed product.
3. a vehicle seat used seat-riser, possesses:
Front rod and rear linking rod, the seat lifter on car floor and can interlock and swingingly respectively configuring a pair in left and right between the seat frame of seat lower end;
Stabiliser, has the rear linking rod of described left and right at the end winding support of left and right;
Quadrant gear, is fixed on the left and right either end of described stabiliser; And
Driver element, there is the miniature gears engaged with described quadrant gear and the control member driven described miniature gears, driving described miniature gears by operating described control member, making described rear linking rod swing the height adjusting described seat frame together with described quadrant gear
Described rear linking rod, described quadrant gear and described stabiliser are formed separately, after the formed products of described quadrant gear is heat-treated, the formed products of described rear linking rod, described quadrant gear and described stabiliser is integrally formed by casting by light metal.
4. a vehicle seat used seat-riser, possesses:
Front rod and rear linking rod, the seat lifter on car floor and can interlock and swingingly respectively configuring a pair in left and right between the seat frame of seat lower end;
Stabiliser, has the rear linking rod of described left and right at the end winding support of left and right;
Quadrant gear, is fixed on the left and right either end of described stabiliser; And
Driver element, there is the miniature gears engaged with described quadrant gear and the control member driven described miniature gears, driving described miniature gears by operating described control member, making described rear linking rod swing the height adjusting described seat frame together with described quadrant gear
Only carry out drawing by described quadrant gear or by described quadrant gear and described rear linking rod, after described quadrant gear is heat-treated, the formed products of described rear linking rod, described quadrant gear and described stabiliser is integrally formed by casting by light metal.
5. vehicle seat used seat-riser according to claim 4, wherein,
Described quadrant gear and described stabiliser will be engaged and described quadrant gear is located in the engagement section linked for light metal flows into when casting.
6. the vehicle seat used seat-riser according to any one of Claims 1 to 5, wherein,
Described stabiliser is configured as the hollow shape of opening.
7. these three component formings of rear linking rod, stabiliser and quadrant gear are structure as a whole by a vehicle seat used seat-riser manufacturing process,
Described rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end,
Described stabiliser links the rear linking rod of described left and right in the end of left and right,
Described quadrant gear can with the left and right either end being linked to described stabiliser by operate drive spindle and driven miniature gears engagingly, and by driving described miniature gears, adjoint described rear linking rod carries out swinging the height adjusting described seat frame,
Described vehicle seat used seat-riser manufacturing process comprises:
Described rear linking rod, described quadrant gear and described stabiliser are carried out integrally formed operation by light alloy by casting; And
To the operation that this formed products is heat-treated.
8. these three component formings of rear linking rod, stabiliser and quadrant gear are structure as a whole by a vehicle seat used seat-riser manufacturing process,
Described rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end,
Described stabiliser links the rear linking rod of described left and right in the end of left and right,
Described quadrant gear can with the left and right either end being linked to described stabiliser by operate drive spindle and driven miniature gears engagingly, and by driving described miniature gears, adjoint described rear linking rod carries out swinging the height adjusting described seat frame,
Described vehicle seat used seat-riser manufacturing process comprises:
By the operation that described rear linking rod, described quadrant gear and described stabiliser are formed separately;
To the operation that the formed products of described quadrant gear is heat-treated; And
The formed products of the described quadrant gear after the formed products of described rear linking rod and described stabiliser and heat treatment is arranged at the shaping dies of described stabiliser, by the casting based on light alloy, described rear linking rod, described quadrant gear and described stabiliser is carried out integrally formed operation.
9. these three component formings of rear linking rod, stabiliser and quadrant gear are structure as a whole by a vehicle seat used seat-riser manufacturing process,
Described rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end,
Described stabiliser links the rear linking rod of described left and right in the end of left and right,
Described quadrant gear can with the left and right either end being linked to described stabiliser by operate drive spindle and driven miniature gears engagingly, and by driving described miniature gears, adjoint described rear linking rod carries out swinging the height adjusting described seat frame,
Described vehicle seat used seat-riser manufacturing process comprises:
By the operation that described quadrant gear and described rear linking rod are formed separately by punch process;
To the operation that the formed products of described quadrant gear is heat-treated; And
The formed products of the described quadrant gear after the formed products of described rear linking rod and heat treatment is arranged at the shaping dies of described stabiliser, by the casting based on light alloy, described rear linking rod, described quadrant gear and described stabiliser is carried out integrally formed operation.
10. these three component formings of rear linking rod, stabiliser and quadrant gear are structure as a whole by a vehicle seat used seat-riser manufacturing process,
Described rear linking rod can seat lifter together with front rod swingingly on car floor and respectively configure a pair in left and right between the seat frame of seat lower end,
Described stabiliser links the rear linking rod of described left and right in the end of left and right,
Described quadrant gear can with the left and right either end being linked to described stabiliser by operate drive spindle and driven miniature gears engagingly, and by driving described miniature gears, adjoint described rear linking rod carries out swinging the height adjusting described seat frame,
Described vehicle seat used seat-riser manufacturing process comprises:
By the operation that described quadrant gear is formed by punch process;
To the operation that the formed products of described quadrant gear is heat-treated; And
The formed products of the described quadrant gear after heat treatment is arranged at the shaping dies of described rear linking rod and described stabiliser, by the casting based on light alloy, described rear linking rod, described quadrant gear and described stabiliser is carried out integrally formed operation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-034760 | 2014-02-26 | ||
| JP2014034760A JP6245751B2 (en) | 2014-02-26 | 2014-02-26 | Seat lifter and seat lifter molding method for vehicle seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104859492A true CN104859492A (en) | 2015-08-26 |
| CN104859492B CN104859492B (en) | 2017-05-03 |
Family
ID=53905827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510055637.5A Expired - Fee Related CN104859492B (en) | 2014-02-26 | 2015-02-03 | Seat Elevator Of Vehicle Seat And Seat Elevator Forming Method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6245751B2 (en) |
| CN (1) | CN104859492B (en) |
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| CN110271462A (en) * | 2018-03-16 | 2019-09-24 | 安道拓工程技术知识产权有限公司 | Seat-riser structure and vehicle seat equipped with the seat-riser structure |
| CN110271461A (en) * | 2018-03-16 | 2019-09-24 | 安道拓工程技术知识产权有限公司 | Seat-riser structure and vehicle seat equipped with the seat-riser structure |
| CN111267695A (en) * | 2020-02-27 | 2020-06-12 | 广汽零部件有限公司 | Automobile seat height adjusting structure with anti-sinking function in collision |
| CN112078440A (en) * | 2019-06-14 | 2020-12-15 | 现代自动车株式会社 | Tilting device for vehicle seat |
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| JP6251226B2 (en) * | 2015-11-10 | 2017-12-20 | 株式会社ピーエーエス | Reclining chair |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2015160439A (en) | 2015-09-07 |
| CN104859492B (en) | 2017-05-03 |
| JP6245751B2 (en) | 2017-12-13 |
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