CN1325817C - Disc type brake - Google Patents
Disc type brake Download PDFInfo
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- CN1325817C CN1325817C CNB031553303A CN03155330A CN1325817C CN 1325817 C CN1325817 C CN 1325817C CN B031553303 A CNB031553303 A CN B031553303A CN 03155330 A CN03155330 A CN 03155330A CN 1325817 C CN1325817 C CN 1325817C
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- disk
- brake
- brake slipper
- rotation
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Abstract
Provided is a disk brake for sufficiently stabilizing the attitude of brake pads during braking and sufficiently suppressing the generation of brake noises. The disk brake comprises a pin engagement part 52 for making a cover spring 12 engage with a pad pin 24, a first thrust part 53 provided on one side of the pin engagement part 52 for thrusting a pair of brake pads 22 against the radial inside of a disk, a second thrust part 54 provided on the peripheral opposite side of the disk to the first thrust part 53 via the pin engagement part 52 for thrusting the pair of brake pads 22 against the radial inside of the disk, and a caliper abutment part 55 located corresponding to the disk D in the axial direction of the disk for abutting on an abutment face 58 of a disk path part.
Description
Technical field
The present invention relates to be used for the disk type braker of braking usefulness such as vehicle.
Background technique
In the disk type braker of braking usefulness such as existing vehicle, the brake calipers body extends on the brake slipper pin that sets up at the disk axial direction, perforation and hanger bearing a pair of brake slipper slidably, simultaneously push each brake slipper that engages with the brake slipper pin, and installation makes this in stable condition lid shape spring to disc radius direction inboard.(as referring to Patent Document 1)
The structure of the lid shape spring in this patent documentation 1 has: the pin engagement portion that engages with the brake slipper pin, stretch out from this pin engagement portion and press part that a pair of brake slipper is pushed to disc radius direction inboard, by the pin engagement portion to the extension of the opposite of this press part is pushed press part from a pair of brake slipper to disc radius direction inboard.Like this, because lid shape spring only engages with the brake slipper pin in the pin engagement portion of central authorities, thus this brake slipper pin is shaken at the center, the problem of brake slipper state labile when having braking.In addition, brake slipper state labile during braking also becomes the reason of sending braking sound.
Therefore, in order to stablize the state of brake slipper, use following lid shape spring (as referring to Patent Document 2) promptly this spring cup have: the pin engagement portion that engage with the brake slipper pin, stretch out the press part of also a pair of brake slipper being pushed to disc radius direction inboard from this pin engagement portion, by the pin engagement portion to the extension of the opposite of this press part is pushed press part from a pair of brake slipper to disc radius direction inboard.Produce side and tilt to enlarge a pair of brake calipers contacting part that stretches out and touch with the brake calipers body to the disk axial direction from the pin engagement portion in the disk sense of rotation.
(patent documentation 1) real fair 6-45066 communique
(patent documentation 2) spy opens flat 10-184746 communique
Summary of the invention
Disclosed disk type braker in described patent documentation 2, because engage with the brake slipper pin in the pin engagement portion, then, also touch with the brake calipers body at a pair of brake calipers contacting part, thus than patent documentation 1 disclosed disk type braker when braking brake slipper in stable condition.But these brake calipers contacting parts are owing to stretch out laterally from brake slipper at the disk axial direction, and the power that is subjected to from the brake slipper press part in installment state produces distortion at root, exist rigidity not enough and can not obtain the problem of elastic effect.Its result, the brake slipper state is stable inadequately when braking, can not fully suppress to send braking sound.
Thereby, the objective of the invention is providing when braking brake slipper state very stable, and can fully suppress to send the disk type braker of braking sound.
For reaching described purpose, the disk type braker of first aspect present invention, it has the brake calipers body, this brake calipers body has a pair of press device that is oppositely arranged by the disk pincers portion that clips disk, in this brake calipers body, extend at least one the brake slipper pin set up a pair of brake slipper of break-through hanger bearing slidably, install simultaneously and engage lid shape spring from described a pair of brake slipper to disc radius direction inboard that push with described brake slipper pin at the disk axial direction.Described lid shape spring has: the pin engagement portion, and it engages with the brake slipper pin; First press part, it is arranged on back-out one side of disk sense of rotation with respect to this pin engagement portion, and described a pair of brake slipper is pushed to disc radius direction inboard; Second press part, it is arranged on screw-in one side of disk sense of rotation with respect to described pin engagement portion, and described a pair of brake slipper is pushed to disc radius direction inboard; The brake calipers contacting part that banded sheet constitutes, be arranged on screw-in one side of disk sense of rotation with respect to described pin engagement portion, simultaneously, disk axial direction position is set to be positioned at the top of disk, touch with the face of touching of the disc radius direction inboard of described disk pincers portion, described brake calipers contacting part produces the depended on pressure of described brake calipers main body to the disc radius direction outside, is made second press part to the depended on pressure of described a pair of brake slipper generation to disc radius direction inboard by its counter-force.
Like this, the brake calipers contacting part of lid shape spring is owing to touch overlapping with disk in disk axial direction position to be provided with described disk pincers, so can accept from the power of the equilibrium of the press part that is configured in the disk both sides and not produce distortion, the sufficient elasticity effect of the rigidity that can be guaranteed.
The disk type braker of second aspect present invention is in the disk type braker of first aspect present invention, described first press part is produced side to described a pair of brake slipper to the disk sense of rotation and is pushed, the disk sense of rotation that described brake calipers portion contacting part is located at described relatively pin engagement portion changes side over to, touches with the face of touching of the disc radius direction inboard of described disk pincers.
First press part is owing to produce side to a pair of brake slipper to the disk sense of rotation and push, and makes the disk sense of rotation near brake slipper pin one side and brake calipers body of brake slipper produce side and touches.And, the brake calipers contacting part is owing to be located at the face of touching that relative pin engagement portion disk sense of rotation changes the disc radius direction inboard of side and disk pincers portion over to and touch, make depended on pressure strengthen and act on the brake slipper by the press part that is provided with in the same side to disc radius direction inboard, making brake slipper is that rotate at the center with the brake slipper pin, leaves brake slipper pin side and also produces side with the disk sense of rotation of brake calipers body and touch.Like this, because producing side in the disk sense of rotation of brake calipers body, brake slipper touches, so even from disk the power that is applied to brake slipper is arranged when braking, brake slipper can not produce unnecessary action yet from the face shape of leaving a side with the nearly side direction of brake slipper pin joint.
Description of drawings
Fig. 1 is the planimetric map of the disk type braker unitary construction of expression one embodiment of the invention;
Fig. 2 is the front elevation of the disk type braker unitary construction of expression one embodiment of the invention;
Fig. 3 is the orthogonal view of the disk type braker unitary construction of expression one embodiment of the invention;
Fig. 4 is the planimetric map of lid shape spring of the disk type braker of expression one embodiment of the invention;
Fig. 5 is the front elevation of lid shape spring of the disk type braker of expression one embodiment of the invention;
Fig. 6 is illustrated in the profile that lid shape spring that Fig. 5 represents the disk type braker of one embodiment of the invention is seen from the right side;
Fig. 7 is the lid shape spring of disk type braker of expression one embodiment of the invention and the planimetric map of brake calipers body major component;
Fig. 8 is the lid shape spring of disk type braker of expression one embodiment of the invention and the orthogonal view of brake calipers body major component.
Embodiment
Below based on the disk type braker of description of drawings one embodiment of the invention.
The disk type braker of present embodiment is the disk type braker of brake calipers fixed, its unitary construction such as Fig. 1～and shown in Figure 3.In these figure, the 1st, the brake calipers body, this brake calipers body 1 comprises: inboard brake calipers half 2A of, its round plate (disk) D that forms the disc rotor braking surface relatively is in its axial direction inboard (vehicle interior side) configuration; Outside hung brake clamps half 2B of, and its relative round plate D is in its axle direction outside (vehicle outside) configuration, and described two brake caliperss, half 2A of and 2B butt joint fuse.In addition, the sense of rotation of round plate D when vehicle advances represented with arrow F.
Inboard brake calipers half 2A of is having outstanding protuberance 3A, 4A, 5A towards round plate D along the both sides of disk tangent direction and three places of central part; Outside hung brake clamps half 2B of is also having outstanding protuberance 3B, 4B, 5B towards round plate D along the both sides of disk tangent direction and three places of central part.In these brake caliperss half 2A of, 2B,, interconnect with three connecting bolts 6 at the state of butt joint respectively between protuberance 3A and the 3B, between protuberance 4A and the 4B, between protuberance 5A and the 5B.
Brake calipers body 1 is by passing the nonrotational portion that bolt (not shown) that this outside hung brake clamps two mounting holes 7 on half 2B of is installed in car body that is located at, for example on the front fork of two-wheeled motor vehicle, in this installment state, described protuberance 3A and 3B, 4A and 4B, 5A and 5B are configured in the position that strides across round plate D radial direction outside.Thus, protuberance 3A and 3B form the disk pincers portion 8, protuberance 4A and the 4B that stride across round plate D radial direction outside and form the disk pincers portion 10 that the disk pincers portion 9, protuberance 5A and the 5B formation that stride across round plate D radial direction outside stride across round plate D radial direction outside.These disk pincers portions 8,9,10 are in the spaced apart configuration of disk tangent direction.So forming the opening portion 11 that connects the disc radius direction respectively between the disk pincers portion 8,10 and between the disk pincers portion 9,10, shape spring 12 is covered in configuration respectively in each opening portion 11.
As shown in Figure 3, change over to along the disk sense of rotation between the disk pincers portion 8,10 side opening portion 11 the disc radius direction and change the subtend face 11a of side (Fig. 3 right side) over to and subtend face 11b that the disk sense of rotation produces side (Fig. 3 left side) changes the brake slipper 22 of side over to along disk axial direction guide jig discs sense of rotation along the disk sense of rotation of the mutual subtend of disk axial direction, and form the torque bearing surface of the disk outside diameter of torque when accepting braking.
Equally, produce along disk sense of rotation between disk pincers portion 9,10 side opening portion 11 each disc radius direction and change the subtend face 11a of side and the subtend face 11b that the disk sense of rotation produces side over to along the disk sense of rotation of the mutual subtend of disk axial direction, produce the brake slipper 22 of side along disk axial direction guide jig discs sense of rotation, and form the torque bearing surface of the disk outside diameter of torque when accepting braking.
In addition, clamp two cylinder holes 13 that form the sense of rotation that is configured in round plate D on half 2B of respectively at inboard brake calipers half 2A of and outside hung brake, in each cylinder hole 13, place can slide as press device bottom tube-like piston 15 arranged.In addition, in Fig. 3, because the relation of section, only expression is inboard in the drawings for these cylinder holes 13 and piston 15.Clamp between half 2B of mutually facing to configuration at inboard brake calipers half 2A of and outside hung brake in cylinder hole 13.Like this, brake calipers clips round plate D at this and is four relative forms of piston with two pairs of pistons 15.
In addition, provide the brake fluid that imports from supply opening 19 in each cylinder hole 13, the corresponding two pairs of pistons 15 of this brake fluid of supplying with are given prominence to synchronously.In addition, the 18th, be used to install the outlet valve mounting hole of the outlet valve that discharged air uses.
Clamp half 2B of at inboard brake calipers half 2A of and outside hung brake, as shown in Figure 1, facing to described two opening portions 11 key seat 20 and 21 are set respectively.The key seat 21 that the key seat 20 of inboard brake calipers half 2A of the side that is provided with at same opening portion 11 and outside hung brake clamp half 2B of side disposes in that the disk axial direction is relative.Between two key seats 20 and 21 of relative configuration, set up brake slipper pin 24 along disk axial direction shown in Figure 3.As a result, at each opening portion 11 a brake slipper pin 24 is set respectively.
Each brake slipper pin 24 respectively slidably the break-through hanger bearing be located at a pair of brake slipper 22 of the disk axial direction both sides configuration of a round plate D.In addition, in Fig. 3, because the relation of section, the only inboard brake slipper 22 of expression.
Each brake slipper 22 is made of inner panel 25 that is roughly rectangle and the friction member 26 that combines with this inner panel 25, in the integrally formed portion that is draped 27 of the disc radius direction outboard disc tangent direction central authorities of this inner panel 25, forms through hole 28 at the disk axial direction.By insert brake slipper pin 24 in this through hole 28, brake slipper 22 hanger bearings are on brake slipper pin 24.
This through hole 28 becomes the slotted hole that the tangent direction (left and right directions among the figure) at round plate D prolongs, its result, the brake slipper 22 that makes the disk sense of rotation change side over to moves in the tangent direction of disk, and can touch with torque bearing surface 11a, the 11b of the outside diameter of disk pincers portion 8,10; The brake slipper 22 that makes the disk sense of rotation produce side moves in the tangent direction of disk, and can touch with torque bearing surface 11a, the 11b of the outside diameter of disk pincers portion 9,10.
On the inner panel separately 25 of each brake slipper 22, disk tangent direction at an upper portion thereof two edges portion form to the outstanding disk sense of rotation that touches with lid shape spring 12 in radius outside and change the shoulder 29 of side and the shoulder 30 that the disk sense of rotation produces side over to.
Clamp on half 2B of at inboard brake calipers half 2A of and outside hung brake, be provided with each brake slipper 22 rolling fin axial directions, and it is be used to bear, so that outstanding to the direction of round plate D at both sides and central part along the disk tangent direction at each jut 31,32,33 to three projections of the torque of brake slipper 22 generations.In Fig. 3, because the relation of section, to these juts 31,32,33, only expression is inboard in the drawings.
Change the adjacent direction protrusion portion 31,33 of side in the disk sense of rotation, change the subtend face 34a of side over to and subtend face 34b that the disk sense of rotation produces side changes the brake slipper 22 of side over to along disk axial direction guide jig discs sense of rotation along the disc radius direction and along the disk sense of rotation of the mutual subtend of disk axial direction, and become the torque bearing surface of the disk internal side diameter of torque when accepting braking.
Equally, produce in the disk sense of rotation side adjacent direction protrusion portion 32,33, change the subtend face 34a of side over to and subtend face 34b that the disk sense of rotation produces side produces the brake slipper 22 of side along disk axial direction guide jig discs sense of rotation along the disc radius direction and along the disk sense of rotation of the mutual subtend of disk axial direction, and become the torque bearing surface of the disk internal side diameter of torque when accepting braking.
At this, change side and any one opening portion 11 side that produces side in the disk sense of rotation, be positioned at torque bearing surface 11a configuration that the disk sense of rotation changes the torque bearing surface 34a of internal side diameter of side and described outside diameter at grade, produce the torque bearing surface 34b of side and torque bearing surface 11b configuration at grade in the disk sense of rotation.
In addition,, between disk pincers portion 9 and direction protrusion portion 32, form recess 41, between disk pincers portion 10 and direction protrusion portion 33, form recess 42 because cooling forms recess 40 between disk pincers portion 8 and direction protrusion portion 31.Can there be these recesses 40,41,42 yet, change side and any one opening portion 11 side that produces side in the disk sense of rotation, also can couple together the torque bearing surface 11a that is provided with on same plane and torque bearing surface 34a and form a torque bearing surface, and the torque bearing surface 11b that is provided with on same plane and torque bearing surface 34b coupled together form a torque bearing surface.
Configuration respectively covers shape spring 12 in each opening portion 11 between the disk pincers portion 8,10 and between disk pincers portion 9,10, be formed on the lid shape spring that the disk sense of rotation changes side configuration over to and push a pair of brake slipper 22 that is positioned at the homonymy configuration, produce the lid shape spring of side configuration in the disk sense of rotation and push a pair of brake slipper 22 that is positioned at the homonymy configuration.
At each lid shape spring 12, as the concrete expression of Fig. 4～Fig. 8, have respectively: pin cap portion 51, it is located at and is positioned at disk sense of rotation intermediate portion, covers the disc radius direction outside of brake slipper pin 24; A pin engagement portion 52, it is set at than pin cap portion 51 and more is positioned at disc radius direction inboard, engages with the disc radius direction of brake slipper pin 24 is inboard.
In addition, each covers shape spring 12 and has first press part (first press part) 53 respectively, it is configured in pin engagement portion 52 opposite circular sense of rotation and produces side, producing side from pin cap portion 51 to the disk sense of rotation extends, the shoulder 30 that produces side with the disk sense of rotation of a pair of brake slipper 22 that overlaps in disk sense of rotation position touches, and inboard and disk sense of rotation produces side and pushes to the disc radius direction to brake slipper 22 each.
In addition, each covers shape spring 12 and has second press part (second press part) 54 respectively, it is configured in pin engagement portion 52 opposite circular sense of rotation and changes side over to, promptly to disk sense of rotation change side by pin engagement portion 52 to first press part, 53 opposition sides from pin cap portion 51 and extend, the shoulder 29 that changes side with the disk sense of rotation of a pair of brake slipper 22 that overlaps in disk sense of rotation position over to touches and each is pushed to disc radius direction inboard brake slipper 22.
At present embodiment, each covers shape spring 12 and has a brake calipers contacting part 55 respectively, it is configured in pin engagement portion 52 opposite circular sense of rotation and changes side over to, from pin cap portion 51 to the disk sense of rotation change over to side extend with disk pincers portion 8,10 change of side adjacency over to the disk sense of rotation and touch.
Side is produced overlapping with round plate D in the position of disk axial direction and extending from the disk sense of rotation of pin cap portion 51 in pin engagement portion 52.The shape of selling engagement portion 52 specifically has: extension part 52a, and it extends with straight line shape from pin cap portion 51, makes to return the disk sense of rotation in disc radius direction inboard and change side over to; Extension part 52b, its front end from this extension part 52a produces lateral bending Qu Yanshen with straight line shape to the disk sense of rotation; Extension part 52c, its front end from this extension part 52b changes side along the disk tangent direction to the disk sense of rotation with straight line shape and extends; Extension part 52d, its front end from this extension part 52c is further crooked with straight line shape extension outside the disc radius direction.In addition, as shown in Figure 8, at the inboard of front end continuous three extension part 52b, 52c, 52d engaging brake slipper pin 24.
A pair of first press part 53 is produced the two side positions extension of the disk axial direction that is positioned at pin engagement portion 52 of side respectively from the disk sense of rotation in pin cap part 51.Specifically these first to push 53 shape be to have: extension part 53a, it produces side and the inboard straight line shape of disc radius direction extends from pin cap portion 51 to the disk sense of rotation; Extension part 53b, it returns the disk sense of rotation and changes the extension of side straight line shape over to from the front end bending of this extension part 53a in disc radius direction inside; Extension part 53c, it produces side and the straight line shape extension of the disc radius direction outside from the front end bending of this extension part 53b to the disk sense of rotation.
In addition, as shown in Figure 8, it is exactly the state that 52 loam cake shape springs 12 engage with brake slipper pin 24 in the pin engagement portion, first press part 53 touches with the shoulder 30 that the disk sense of rotation that is bearing in the brake slipper 22 on the brake slipper pin 24 produces side at extension part 53c, this moment extension part 53b and extension part 53c to pin cap portion 51 near a side, also be that the disc radius direction outside and disk sense of rotation change the lateral bending song over to.As a result, inboard and disk sense of rotation produces side and pushes to the disc radius direction shoulder 30 in first press part 53.
A pair of second press part 54 changes the two side positions extension that is positioned at the disk axial direction of side respectively over to from the disk sense of rotation in pin cap part 51.Specifically these second to push 54 shape be to have: extension part 54a, it changes side over to and the inboard straight line shape of disc radius direction extends from pin cap portion 51 to the disk sense of rotation; Extension part 54b, its front end bending from this extension part 54a changes the side straight line shape along the disk tangent direction in the disk sense of rotation and extends; Extension part 54c, its front end from this extension part 54b is further crooked, and straight line shape extends to the disc radius direction outside.
In addition, as shown in Figure 8, the state that 52 loam cake shape springs 12 engage with brake slipper pin 24 in the pin engagement portion, second press part 54 touches with the shoulder 29 that the disk sense of rotation that is bearing in the brake slipper 22 on the brake slipper pin 24 produces side at extension part 54c.This moment, extension part 54b was to disc radius direction outside curve.As a result, push shoulder 29 second press part 54 to disc radius direction inboard.
Brake calipers contacting part 55 changes the position of 54 of a pair of first press parts that is positioned at the disk axial direction of side over to from the disk sense of rotation in pin cap portion 51, overlapping with round plate D in disk axial direction position and extending.The bearing of trend of the bearing of trend of this brake calipers contacting part 55 and described second press part 54 is equidirectional in the disk circumference direction.Specifically, brake calipers contacting part 55 has: extension part 55a, and it changes side and the inboard straight line shape extension of disc radius direction from pin cap portion 51 over to the disk sense of rotation; Extension part 55b, it changes the side straight line shape along the disk tangent direction over to the disk sense of rotation and extends from the front end bending of this extension part 55a.The front end of this extension part 55b forms wide 56 of broad at the width of disk axial direction.
The touch face 58 that with disk sense of rotation change a side adjacent disc radius direction inboard of lid shape spring 12 in the part of wide 56 integral body that is included in this brake calipers contacting part 55 and disk pincers portion 8,10 touches.Promptly be that the face that touches 58 that the lid shape spring 12 that the disk sense of rotation changes side over to forms with the disc radius direction inboard of disk pincers portion 8 touches; The face that touches 58 that the lid shape spring 12 that the disk sense of rotation produces side forms with the radial direction inboard of disk pincers portion 10 touches.In addition, touch face 58 and form the engaging recessed part 60 that engages wide 56.
In addition, as shown in Figure 8, lid shape spring 12 engages with brake slipper pin 24 in pin engagement portion 52, under the state that touches with a pair of brake slipper 22 in first press part 53 and second press part 54, brake calipers contacting part 55 the direction of leaving from pin cap portion 51 also promptly to the state of disc radius direction inside bend with touch face 58 and touch.Its result, 55 pairs of brake calipers bodies of brake calipers contacting part 1 produce the depended on pressure to the disc radius direction outside, on the contrary, second press part, 54 1 sides of lid shape spring 12 produce to disc radius direction inboard depended on pressure.
At this, described lid shape spring 12 is sheetmetals such as corrosion resistant plate to be carried out die-cut and bending by punch assembly and one-body molded, so form flank 59 to the outside outstanding and enhancing usefulness that extend at the disk axial direction in disc radius side in its pin cap portion 51.
Because lid shape spring 12 produces side to brake slipper 22 to the disk sense of rotation by first press part 53 and pushes, so produce at brake slipper 22 the shoulder 30 1 side direction disk sense of rotation of disc radius direction produced the power that the torque bearing surface 11b of side touches, and, lid shape spring 12 touches owing to producing the face that touches 58 of brake calipers contacting part 55 with the disc radius direction inboard of brake calipers body 1, and because second push the inboard pressured power of 54 1 side direction disc radius directions, so push to disc radius direction inside with the shoulder 29 that big pressing force changes the disk sense of rotation of brake slipper 22 over to side second press part 54.To produce with brake slipper pin 24 be that the center makes the opposition side of relative shoulder 30 in the disc radius direction and torque bearing surface 34b that the disk sense of rotation produces side touch the rotatory force of direction by being pressed on the brake slipper 22 by this.
By above result, brake slipper 22 touches with the face way of contact with two torque bearing surface 11b, 34b that the disk sense of rotation produces side.
Disk type braker according to above-described present embodiment, the brake calipers contacting part 55 of lid shape spring 12 since one from pin cap portion 51 overlapping extension in the positions of disk axial direction with round plate D and touching with the face that touches 58 of the disc radius direction inboard of disk pincers portion 8,10 a corresponding side, so be subjected to impartial power and do not produce distortion in second press part 54 of disk axial direction both sides configurations from relative round plate D, thereby guarantee rigidity and obtain the sufficient elasticity effect.Thereby the state of the brake slipper 22 in the time of can making braking is fully stable, fully suppresses the generation of braking sound.
In addition, first press part 53 touches near the torque bearing surface 11b that the disk sense of rotation of brake slipper pin 24 1 sides and brake calipers body 1 produces side by pressure handle brake slipper 22 by a pair of brake slipper 22 is produced side to the disk sense of rotation, and, brake calipers contacting part 55 is owing to change the side extension from pin cap portion 51 over to the disk sense of rotation, and with disk pincers portion 8, the face that touches 58 of the disc radius direction inboard of one side of 10 correspondences touches, strengthen and act on the brake slipper 22 so form by the depended on pressure of second press part 54 of extending to disc radius direction inboard in same side, making brake slipper 22 is that rotate at the center with brake slipper pin 24, also touches with the torque bearing surface 34b that the disk sense of rotation of brake calipers body 1 produces side leaving these brake slipper pin 24 1 sides.Like this, produce torque bearing surface 11b, the 34b of side from touching with the face way of contact to a side of leaving owing to form the disk sense of rotation of brake slipper 22 and brake calipers body 1 near brake slipper pin portion one side, even so when braking from the power of the oriented brake slipper 22 of round plate D, brake slipper 22 does not produce unnecessary action yet.Thereby, can suppress the braking sound that causes by the 22 unnecessary actions of such brake slipper.
Promptly be, when first press part 53 only is set, this first press part 53 brake slipper 22 when the disk sense of rotation produces side and pushes, because brake slipper 22 is that the center is shaken with brake slipper pin 24, touch so produce the torque bearing surface 11b of side near the disk sense of rotation of brake slipper pin 24 1 sides and brake calipers body 1, touch and be float state and leave torque bearing surface 34b that brake slipper pin 24 1 sides do not produce side with the disk sense of rotation of brake calipers body 1.Then, at this state, in when braking during from the power of the oriented brake slipper 22 of round plate D, brake slipper 22 is that the center is carried out unnecessary rotation and produced braking sound with the contacting part to torque bearing surface 11b, and can prevent such braking sound.
In addition, in described embodiment, express brake calipers half 2A of has been connected the structure that forms incorporate brake calipers body 1 two halves with 2B, the present invention also goes for having the single structure of the brake calipers body of one.
In addition, in described embodiment, being illustrated in a pair of brake slipper 22 has a brake slipper pin 24, also can support a pair of brake slipper with many brake slipper pins.
Represent the oil pressure disk type braker at present embodiment, also go for constituting the dynamo-electric brake of press device by motor.
In addition, in described embodiment, be that example is illustrated with the disk type braker of brake calipers fixed, also can be the form that supports brake slipper by the brake slipper pin, or the floating brake caliper-type disc brake.At this moment, press device one side is the moveable piston relative with the brake calipers body, and opposite side is the non-movable part of brake calipers.
As mentioned above, disk type braker according to first aspect present invention, the brake calipers portion contacting part of lid shape spring is owing to touch overlapping with disk in disk axial direction position to be provided with described disk pincers, can accept from the power of the equilibrium of the press part that is configured in the disk both sides and do not produce distortion, the abundant flexible effect of the rigidity that can be guaranteed.Thereby the brake slipper state is fully stable in the time of can making braking, and can fully suppress to send braking sound.
Disk type braker according to second aspect present invention, push owing to a pair of brake slipper is produced side to the disk sense of rotation first press part, making the disk sense of rotation near brake slipper pin one side and brake calipers body of brake slipper produce side touches, and, the brake calipers contacting part is owing to be located at relative pin engagement portion disk sense of rotation and change side over to and touch with the face of touching of the disc radius direction inboard of disk pincers, so make depended on pressure strengthen and act on the brake slipper to disc radius direction inboard by the press part that is provided with in the same side, making brake slipper is that rotate at the center with the brake slipper pin, leaves brake slipper pin side and also produces side with the disk sense of rotation of brake calipers body and touch.Like this, because brake slipper produces side from leaving touching with face shape of a side with the nearly side direction of brake slipper pin joint, so even apply power from the oriented brake slipper of disk when braking, brake slipper can not produce unnecessary action yet in the disk sense of rotation of brake calipers body.Thereby, can suppress the braking sound that produces by the unnecessary action of brake slipper.
Claims (3)
1, a kind of disk type braker, it has the brake calipers body, this brake calipers body has a pair of press device that is oppositely arranged by the disk pincers portion that clips disk, in this brake calipers body, extend at least one the brake slipper pin set up a pair of brake slipper of break-through hanger bearing slidably at the disk axial direction, simultaneously, installation engages with described brake slipper pin, and pushes the lid shape spring of described a pair of brake slipper to disc radius direction inboard, it is characterized in that
Described lid shape spring has:
The pin engagement portion, it engages with the brake slipper pin;
First press part, it is arranged on back-out one side of disk sense of rotation with respect to this pin engagement portion, and described a pair of brake slipper is pushed to disc radius direction inboard;
Second press part, it is arranged on screw-in one side of disk sense of rotation with respect to described pin engagement portion, and described a pair of brake slipper is pushed to disc radius direction inboard;
The brake calipers contacting part that banded sheet constitutes, it is arranged on screw-in one side of disk sense of rotation with respect to described pin engagement portion, and simultaneously, the position that the disk axial direction is set is to be positioned at the top of disk, touch with the face of touching of the disc radius direction inboard of described disk pincers portion
Described brake calipers contacting part produces the depended on pressure of described brake calipers main body to the disc radius direction outside, is made second press part to the depended on pressure of described a pair of brake slipper generation to disc radius direction inboard by its counter-force.
2, disk type braker as claimed in claim 1 is characterized in that, described first press part is produced side to described a pair of brake slipper to the disk sense of rotation and pushed.
3, disk type braker as claimed in claim 1 or 2, it is characterized in that, in the described lid shape spring, be positioned at first and second press part that described brake slipper touched of a side of disk and first and second press part that described brake slipper touched that is positioned at the opposite side of disk and be separated from each other independence.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002306965A JP4028347B2 (en) | 2002-10-22 | 2002-10-22 | Disc brake |
| JP306965/02 | 2002-10-22 | ||
| JP306965/2002 | 2002-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1492159A CN1492159A (en) | 2004-04-28 |
| CN1325817C true CN1325817C (en) | 2007-07-11 |
Family
ID=32453571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031553303A Expired - Fee Related CN1325817C (en) | 2002-10-22 | 2003-08-27 | Disc type brake |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4028347B2 (en) |
| CN (1) | CN1325817C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4503449B2 (en) * | 2005-01-26 | 2010-07-14 | 日立オートモティブシステムズ株式会社 | Disc brake |
| JP6182435B2 (en) * | 2013-11-15 | 2017-08-16 | 日信工業株式会社 | Vehicle disc brake |
| JP6648506B2 (en) * | 2015-11-25 | 2020-02-14 | 株式会社アドヴィックス | Disc brake device |
| CN109654135B (en) * | 2016-06-18 | 2020-09-01 | 浙江展翔汽摩配有限公司 | Disc brake braking leaf spring |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156497A (en) * | 1994-08-27 | 1997-08-06 | Itt欧洲自动车股份公司 | Floating calliper disk brake for motor vehicles |
| JPH10184746A (en) * | 1996-12-19 | 1998-07-14 | Nissin Kogyo Kk | Disc brake for vehicle |
| JPH10184745A (en) * | 1996-12-18 | 1998-07-14 | Nissin Kogyo Kk | Disc brake for vehicle |
| JPH10220500A (en) * | 1997-02-06 | 1998-08-21 | Nissin Kogyo Kk | Disc brake |
| JPH1163043A (en) * | 1997-08-11 | 1999-03-05 | Nissin Kogyo Kk | Disc brake for vehicle |
| JP2002195318A (en) * | 2000-10-20 | 2002-07-10 | Tokico Ltd | Disc brake |
| JP2002276703A (en) * | 2001-03-21 | 2002-09-25 | Tokico Ltd | Disc brake |
-
2002
- 2002-10-22 JP JP2002306965A patent/JP4028347B2/en not_active Expired - Fee Related
-
2003
- 2003-08-27 CN CNB031553303A patent/CN1325817C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156497A (en) * | 1994-08-27 | 1997-08-06 | Itt欧洲自动车股份公司 | Floating calliper disk brake for motor vehicles |
| JPH10184745A (en) * | 1996-12-18 | 1998-07-14 | Nissin Kogyo Kk | Disc brake for vehicle |
| JPH10184746A (en) * | 1996-12-19 | 1998-07-14 | Nissin Kogyo Kk | Disc brake for vehicle |
| JPH10220500A (en) * | 1997-02-06 | 1998-08-21 | Nissin Kogyo Kk | Disc brake |
| JPH1163043A (en) * | 1997-08-11 | 1999-03-05 | Nissin Kogyo Kk | Disc brake for vehicle |
| JP2002195318A (en) * | 2000-10-20 | 2002-07-10 | Tokico Ltd | Disc brake |
| JP2002276703A (en) * | 2001-03-21 | 2002-09-25 | Tokico Ltd | Disc brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1492159A (en) | 2004-04-28 |
| JP2004144126A (en) | 2004-05-20 |
| JP4028347B2 (en) | 2007-12-26 |
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