CN102278032A - Transmission system used for vehicle door sliding chute - Google Patents

Abstract

The invention belongs to the technical field of vehicle doors and provides a transmission system used for vehicle door sliding chutes, which comprises a driving mechanism, a hinge and a sliding chute, wherein gear racks are arranged on the sliding chute, one end of the driving mechanism is mounted on a vehicle door and the other end thereof is mounted on the hinge, and the driving mechanism comprises a motor, a speed reducing device, a clutch device and an output device, which are connected in sequence. The motor output power is reduced by the speed reducing device and then transmitted to the clutch device, and the clutch device is powered on and then drives the output device to output a torque so as to drive the gear racks on the sliding chute to move oppositely, so that the open and close of the vehicle door are realized. The invention has the advantages that the transmission system has a simple structure, only needs a small installation space, achieves power transfer by cooperation of the individual parts, has axial rigidity and automatic reset function, can transfer a large torque, has a strong radial load-bearing capacity, provides a certain anti-centrifugal force capability during high-speed rotation, can control jumping within a small range, ensure stable transmission, and greatly reduce impact, noise and vibration; and the operating reliability of the whole system is improved.

Description

A kind of transmission system that is used for the car door slideway

Technical field

The invention belongs to the car door technical field, relate to a kind of transmission system that is used for the car door slideway.

Background technology

All be provided with the car door of slip on the commercial vehicle, and domestic great majority all adopt manually and close the door, also have on a little high-grade any commercial vehicle and adopted the electronic switch door that carries out, when carrying out automatic door, just need use and drive the transmission system that car door slides in the car door slideway, the transmission system of car door slideway mainly contains slideway drag-line transmission system and slideway synchronization belt transmission system at present: slideway drag-line transmission system is that transmission system is installed in the car, adopt two drag-line transmissions, on spiral line of rabbet joint wheel, another root drag-line inlet wire of drag-line outlet when the line wheel rotates, guarantee the constant and Cable head change in location of outer drag-line total length, drag-line two statures in addition is connected on the hinge, rotate by driven by motor line wheel, drive moving of hinge and slide, slideway band scheme synchronously is contained in the foot rest interlayer, being with in addition synchronously, two statures are connected on the hinge, rotate by the driven by motor synchronous pulley, drive moving of hinge and slide, above-mentioned these two kinds of transmission systems are complex structure not only, install inconvenient, and drag-line and synchronous band have been used, and drag-line and synchronous band can be elongated after long-term the use, so the whole drive system reliability is relatively poor.

Summary of the invention

Technical problem to be solved by this invention is the present situation at prior art, and provides a kind of simple in structure, and is easy for installation, and the good transmission system that is used for the car door slideway of operational reliability.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of transmission system that is used for the car door slideway, comprise driving mechanism, hinge and slideway, slideway is provided with tooth bar, described driving mechanism one end is installed on the car door, the other end is installed on the hinge, it is characterized in that: described driving mechanism comprises the motor that connects successively, deceleration device, arrangement of clutch and output device, described motor outputting power is transferred on the arrangement of clutch after deceleration device slows down, thereby the tooth bar relative motion that the back drives on the output device output torque drive slideway thereby described arrangement of clutch is switched on realizes car door opening and closes.

The measure of taking for the optimization such scheme specifically comprises:

In above-mentioned a kind of transmission system that is used for the car door slideway, described deceleration device comprises the deceleration outer cover and is arranged on the helical gear and first gear that is meshed in the deceleration outer cover, on the output shaft of motor, offer the helical teeth mouth that is meshed with helical gear, between motor output shaft and helical gear, also be provided with and turn round sheet.Here the power of motor output shaft being exported by the helical gear and first gear slows down, thereby has increased supporting capacity and power, and can guarantee stable drive, and has reduced impact, noise and vibration, realizes the high speed transmission; Increased overlap coefficient by turning round sheet in addition, when high-speed gear rotates, made gear have the stronger anti-ability of getting rid of, can control among a small circle and beat.

In above-mentioned a kind of transmission system that is used for the car door slideway, described arrangement of clutch comprises clutch housing and is arranged on clutch housing interior clutch power shaft, clutch armature and clutch output shaft, clutch output shaft and clutch output shaft are coupled to each other, between the clutch power shaft and first gear, be provided with flat circle, described clutch armature is set between clutch power shaft and the clutch output shaft, on clutch housing, connect live wire, can also drive the output device Synchronous Transmission by adhesive clutch armature after the described clutch housing energising by the clutch output shaft.Here flat circle is steadily to connect with the clutch power shaft for first gear, the effect of clutch armature is to make clutch power shaft and clutch output shaft realize power transmission or disconnection, and control clutch armature just can freely be selected manually or automatically to realize car door opening and close after to the power on/off of arrangement of clutch like this.

In above-mentioned a kind of transmission system that is used for the car door slideway, described output device comprises the output outer cover and is arranged on the interior flexible axle of output outer cover, one end of described clutch output shaft and flexible axle links, on the other end of flexible axle, be connected with bevel gear, engagement is connected with second gear on the bevel gear, the connection that matches with tooth bar on the slideway of described second gear.Here utilize bevel gear to realize good space angle contact, realize the steady transmission of power.

In above-mentioned a kind of transmission system that is used for the car door slideway, the described bevel gear and second gear also are provided with outer outlet body outward, offer to be respectively applied for first storage tank and second storage tank of placing the bevel gear and second gear in outer outlet body.Make things convenient for the bevel gear and second gear to cooperate power transmission output like this.

In above-mentioned a kind of transmission system that is used for the car door slideway, described flexible axle comprises pillar, flexible pipe out splice going splice, flexible axle core and flexible pipe input adapter composition, described pillar is coated on the flexible axle core outside, flexible pipe out splice going splice and flexible pipe input adapter are coated on the pillar left end outside and the right-hand member outside respectively, one end of described flexible axle core connects with bevel gear, and the other end of flexible axle core and clutch output shaft link.Here adopt the flexible axle core to make transmission have axial stiffness and auto-reset function, and can transmit big torque, certain radially weight capacity is arranged, be to prevent that extraneous factor from producing interference to the rotation of flexible axle by pillar simultaneously, rigidity contact-impact in the mechanical movement can be converted into flexible contact-impact, flexible pipe out splice going splice and out splice going splice be for convenience and other assembly connect installation, prevent the part breakage, raising safety and durability.

A kind of transmission system that is used for the car door slideway above-mentioned also is provided with locating piece in the described flexible pipe input adapter, and described locating piece is set on the flexible axle core.Here by locating piece in order to prevent flexible axle bob when rotating, thereby influence the transmission effect.

Compared with prior art, the invention has the advantages that: simple in structure, when built-in, as long as very little space mounting, the realization transmission of power that cooperatively interacts between each component has axial stiffness and auto-reset function, can transmit big torque, and make transmission have stronger radially weight capacity, when rotating at a high speed, certain anti-ability of getting rid of is arranged, can control among a small circle and beat, stable drive, impact, noise and vibration greatly reduce, and the whole system operational reliability is good.

Description of drawings

Fig. 1 originally is used for the transmission system of car door slideway and the structural representation after car door and the slideway installation;

Fig. 2 is the explosive decomposition structural representation that originally is used for the transmission system of car door slideway;

Fig. 3 is the motor among Fig. 2 and the structural representation of deceleration device;

Fig. 4 is the structural representation of the arrangement of clutch among Fig. 2;

Fig. 5 is the structural representation of the output device among Fig. 2;

Fig. 6 is the output device another part modular construction schematic diagram among Fig. 2;

Fig. 7 is the sectional structure schematic diagram after Fig. 3, Fig. 4 and Fig. 5 assembling;

Fig. 8 is the flexible axle structural representation that driving mechanism is used.

The specific embodiment

Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.

Among the figure, driving mechanism 1; Hinge 2; Slideway 3; Tooth bar 4; Buckle 5;Car door 6;Motor 7;Helical teeth mouth 7a; Deceleration device 8; Arrangement ofclutch 9;Fixture 10;Output device 11; Decelerationouter cover 12;Helical gear 13;First gear 14; Turnround sheet 15; Clutch housing 16; Clutchpower shaft 17;Clutch armature 18;Clutch output shaft 19; Live wire 20;Flat circle 21; Outputouter cover 22;Flexible axle 23;Bevel gear 24;Second gear 25;Outer outlet body 26; Thefirst storage tank 26a; Thesecond storage tank 26b; Flexible pipe outsplice going splice 27;Flexible axle core 28; Flexiblepipe input adapter 29;Pillar 30; Locatingpiece 31.

As depicted in figs. 1 and 2, originally be used for the transmission system of car door slideway, comprise driving mechanism 1, hinge 2 and slideway 3, slideway 3 is provided with tooth bar 4, mount and dismount for convenience, driving mechanism 1 one ends are to be installed on thecar door 6 by four buckles 5, and the other end is installed on the hinge 2.

Here driving mechanism 1 comprisesmotor 7, deceleration device 8, arrangement ofclutch 9 and theoutput device 11 that connects successively, inmotor 7 inside Hall element is installed, the assurance system can discern the position ofcar door 6 automatically,motor 7 outputting powers are transferred on the arrangement ofclutch 9 after deceleration device 8 slows down, thereby thereby tooth bar 4 relative motions that arrangement ofclutch 9 energising backs drive on theoutput device 11 output torques drive slideway 3 realizecar door 6 opening and closing.

As shown in Figure 3,motor 7 is delivered to power on the deceleration device 8 after output, here deceleration device 8 comprises decelerationouter cover 12 and is arranged on thehelical gear 13 andfirst gear 14 that is meshed in the decelerationouter cover 12, on the output shaft ofmotor 7, offer thehelical teeth mouth 7a that is meshed withhelical gear 13, here the power ofmotor 7 output shafts being exported by thehelical gear 13 andfirst gear 14 slows down, thereby supporting capacity and power have been increased, and can guarantee stable drive, and reduced impact, noise and vibration, realize the high speed transmission, in order to have increased overlap coefficient, make gear have the stronger anti-ability of getting rid of when high-speed gear rotates, can control beats among a small circle also is provided with betweenmotor 7 output shafts andhelical gear 13 and turns roundsheet 15; In order manually or automatically to realize the opening and closing ofcar door 6.

After deceleration device 8 outputs, be connected with arrangement ofclutch 9 as shown in Figure 4, arrangement ofclutch 9 comprises clutch housing 16 and is arranged onclutch power shaft 17 in the clutch housing 16,clutch armature 18 andclutch output shaft 19,clutch output shaft 19 is coupled to each other withclutch output shaft 19, forfirst gear 14 steadily connects withclutch power shaft 17, between theclutch power shaft 17 andfirst gear 14, be provided withflat circle 21,clutch armature 18 is set betweenclutch power shaft 17 and theclutch output shaft 19, on clutch housing 16, connect live wire 20, the effect ofclutch armature 18 is to makeclutch power shaft 17 andclutch output shaft 19 realize power transmission or disconnection, can also driveoutput devices 11 Synchronous Transmission byclutch output shaft 19 byadhesive clutch armature 18 after clutch housing 16 energisings.

As shown in Figure 5, power is through outputing to behind the arrangement ofclutch 9 on theoutput device 11,output device 11 comprises outputouter cover 22, is arranged onflexible axle 23,bevel gear 24 andsecond gear 25 in the outputouter cover 22, and it is interior and fixing byfixture 10 that each part is assemblied in output outer cover 22.As shown in Figure 8, hereflexible axle 23 comprisespillar 30, flexible pipe outsplice going splice 27,flexible axle core 28 and flexiblepipe input adapter 29 compositions,pillar 30 is coated onflexible axle core 28 outsides, and flexible pipe outsplice going splice 27 and flexiblepipe input adapter 29 are coated on thepillar 30 left ends outside and the right-hand member outside respectively.

As shown in Figure 6, install and fix for convenience and cooperate power transmission output,bevel gear 24 and second gear, the 25 outerouter outlet bodies 26 that also are provided with, inouter outlet body 26, offer and be respectively applied for thefirst storage tank 26a and thesecond storage tank 26b that places thebevel gear 24 andsecond gear 25, one end offlexible axle core 28 connects withbevel gear 24, the other end offlexible axle core 28 andclutch output shaft 19 link, here utilizebevel gear 24 to realize good space angle contact, realize the steady transmission of power, engagement connects the connection that matches with tooth bar 4 on the slideway 3 of second gear, 25, thesecond gears 25 on thebevel gear 24; Here adoptflexible axle core 28 to make transmission have axial stiffness and auto-reset function in addition, and can transmit big torque, certain radially weight capacity is arranged, be to prevent that extraneous factor from producing interference to the rotation offlexible axle 23 bypillar 30 simultaneously, rigidity contact-impact in the mechanical movement can be converted into flexible contact-impact, flexible pipe outsplice going splice 27 and out splice going splice be for convenience and other assembly connect installation, prevent the part breakage, raising safety and durability.

As shown in Figure 8, in order to preventflexible axle 23 bob when rotating, thereby influence the transmission effect, also be provided with locatingpiece 31 in the flexiblepipe input adapter 29, locatingpiece 31 is set on theflexible axle core 28.

Originally the operating principle of transmission system that is used for the car door slideway is as follows:

As shown in Figure 7, at first pass throughmotor 7 output shaft outputting powers tohelical gear 13,helical gear 13 drives 14 motions of first gear and carries out deceleration transmission, power after slowing down is delivered on theclutch power shaft 17 and drivesclutch armature 18 throughfirst gear 14, after clutch housing 16 energisings, clutch housing 16adhesive clutch armature 18 are also realized being synchronized with the movement toflexible axle 23 byclutch output shaft 19 outputting powers, andflexible axle 23 outputs power to gear pair thatbevel gear 24 andsecond gear 25 form and drives automatically and be installed in slideway 3 upper racks 4 and realize the unlatching ofcar doors 6 or close; When clutch housing 16 outages,clutch armature 18 makesclutch power shaft 17 andclutch output shaft 19 realize that power disconnect, and at this moment just can drivebevel gear 24 andsecond gear 25 by manual operation and drive the unlatching that is installed in slideway 3 upper racks 4realization car doors 6 or close.

Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present invention.

Claims (7)

1. transmission system that is used for the car door slideway, comprise driving mechanism (1), hinge (2) and slideway (3), slideway (3) is provided with tooth bar (4), described driving mechanism (1) one end is installed on the car door (6), the other end is installed on the hinge (2), it is characterized in that, described driving mechanism (1) comprises the motor (7) that connects successively, deceleration device (8), arrangement of clutch (9) and output device (11), described motor (7) outputting power is transferred on the arrangement of clutch (9) after deceleration device (8) slows down, described arrangement of clutch (9) energising back drive output device (11) thus output torque drives the tooth bar (4) on the slideway (3) thus relative motion realizes car door (6) opening and closing.

2. a kind of transmission system that is used for the car door slideway according to claim 1, it is characterized in that, described deceleration device (8) comprises deceleration outer cover (12) and is arranged on helical gear (13) and first gear (14) that is meshed in the deceleration outer cover (12), on the output shaft of motor (7), offer the helical teeth mouth (7a) that is meshed with helical gear (13), between motor (7) output shaft and helical gear (13), also be provided with and turn round sheet (15).

3. a kind of transmission system that is used for the car door slideway according to claim 2, it is characterized in that, described arrangement of clutch (9) comprises clutch housing (16) and is arranged on the interior clutch power shaft (17) of clutch housing (16), clutch armature (18) and clutch output shaft (19), clutch output shaft (19) is coupled to each other with clutch output shaft (19), between clutch power shaft (17) and first gear (14), be provided with flat circle (21), described clutch armature (18) is set between clutch power shaft (17) and the clutch output shaft (19), go up connection live wire (20) at clutch housing (16), can also drive output device (11) Synchronous Transmission by adhesive clutch armature (18) after described clutch housing (16) energising by clutch output shaft (19).

4. a kind of transmission system that is used for the car door slideway according to claim 3, it is characterized in that, described output device (11) comprises output outer cover (22) and is arranged on the interior flexible axle (23) of output outer cover (22), described clutch output shaft (19) links with an end of flexible axle (23), on the other end of flexible axle (23), be connected with bevel gear (24), bevel gear (24) goes up engagement and is connected with second gear (25), described second gear (25) connection that matches with tooth bar (4) on the slideway (3).

5. a kind of transmission system that is used for the car door slideway according to claim 4, it is characterized in that, described bevel gear (24) and second gear (25) are outer also to be provided with outer outlet body (26), offers in outer outlet body (26) and is respectively applied for first storage tank (26a) and second storage tank (26b) of placing bevel gear (24) and second gear (25).

6. according to claim 4 or 5 described a kind of transmission systems that are used for the car door slideway, it is characterized in that, described flexible axle (23) comprises pillar, flexible pipe out splice going splice (27), flexible axle core (28) and flexible pipe input adapter (30) composition, described pillar is coated on flexible axle core (28) outside, flexible pipe out splice going splice (27) and flexible pipe input adapter (30) are coated on the pillar left end outside and the right-hand member outside respectively, one end of described flexible axle core (28) connects with bevel gear (24), and the other end of flexible axle core (28) and clutch output shaft (19) link.

7. a kind of transmission system that is used for the car door slideway according to claim 6 is characterized in that, also is provided with locating piece (31) in the described flexible pipe input adapter (30), and described locating piece (31) is set on the flexible axle core (28).

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