CN103322087B - Integrated floating calipers - Google Patents
Integrated floating calipers Download PDFInfo
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- CN103322087B CN103322087B CN201310242877.7A CN201310242877A CN103322087B CN 103322087 B CN103322087 B CN 103322087B CN 201310242877 A CN201310242877 A CN 201310242877A CN 103322087 B CN103322087 B CN 103322087B
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Abstract
The invention discloses integrated floating calipers. The integrated floating calipers comprise an outer-side friction block, an inner-side friction block, clamping springs, a piston dust cover, a piston, a rectangular sealing ring, a caliper body, air bleed screws and pin shaft sleeves. Air bleed screw holes which are symmetrical to cylinder holes of the piston are formed above the caliper body, the clamping springs which are matched with the cylinder holes of the piston are fixed on the inner-side friction block, inner-side friction block back-plate guiding faces are matched with an inner-side friction block guiding face and an inner-side friction block supporting face respectively, an inner-side friction block back-plate supporting face is matched with an inner side face of the caliper body, outer-side friction block back-plate positioning faces are matched with outer-side friction block positioning faces on the caliper body, a right-angle bend of the outer-side friction block is matched with outer-side friction block limiting faces of the caliper body, and outer-side friction block back-plate fixing pieces are matched with outer-side friction block fixing holes of the caliper body. According to the integrated floating calipers, no support is required, so that the structural weight of the floating calipers can be effectively reduced; left and right parts are not required to be differentiated and are common to arrangement before or behind shafts, so that the universality of the calipers is improved.
Description
Technical field
The present invention relates to a kind of clamp, especially relate to a kind of integral type floating caliper be applicable in service braking sytem.
Background technique
Along with making rapid progress of development in science and technology and being on the rise of energy crisis, people more and more pay attention to for the utilization ratio of the energy.Automobile industry plays important role as the pillar industry of each industrial country and automobile in the daily production of people, brings huge energy consumption.How to reduce the specific energy consumption of automobile, improving the unit utilization ratio of energy source of car, is the target that each automobile manufacturing enterprise and autoist are constantly pursued.And when ensureing each component capabilities of automobile, to study the weight how alleviating parts be a kind of method very effectively improving efficiency of energy utilization.
Floating caliper brake is more and more applied in the braking system of all kinds of automobile as a kind of service braking sytem, its relative fixed caliper disc clamp have simple and compact for structure, be convenient to install, advantage that weight is relatively light.The supporting structure of traditional floating clamp disc caliper is primarily of caliper and support two-part composition, and the material of caliper and support is mainly obtained by machining by casting.Its caliper Main Function promotes piston to play clamping to brake pad, and the effect of support supports caliper and the moving direction of limiting friction block.Material due to caliper mainly contains cast iron and cast aluminium two kinds, and support mainly cast iron materials.And floating caliper is arranged before being divided into axle again when brake system of car is arranged and arranged two kinds after axle, and need differentiation left and right directions to install, virtually again reduce the versatility of clamp, add differentiation difficulty.Therefore, while the usability ensureing floating caliper, how reducing its structure weight, simultaneously reduce engine manufacturing procedure, improve the universal performance of clamp, is a very important research topic.
Summary of the invention
The object of the present invention is to provide a kind of integral type floating caliper, can either usability be met, again can effective reduce engine manufacturing procedure, its weight can be effectively reduced again simultaneously and increase the universal performance of clamp.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
The present invention includes outboard friction block, inboard friction block and caliper; Wherein:
1) caliper: be the housing of hollow, projection is had at the center, side in case width direction, projection center has the piston cylinder holes obstructed towards inner side, piston cylinder holes is built with piston, above projection, both sides have the bleed screw hole be arranged symmetrically with piston cylinder holes, respectively bleed screw is housed in two bleed screw holes, oil inlet hole is had bottom projection, with the housing of projection homonymy has and the caliper pilot hole of case width direction symmetry and caliper positioning hole, hole is opened above housing, inboard friction block guide surface in through hole is all parallel with piston cylinder axially bored line with inboard friction block supporting surface, the breach with case width direction symmetry is had bottom the opposite side in case width direction, all there are the outboard friction block locating face parallel with piston cylinder axially bored line and the outboard friction block confined planes vertical with outboard friction block locating face in breach two sides, the opposite side two bottom sides in the case width direction outside the brake pad locating face of outside has outboard friction block fixed hole,
2) inboard friction block, the friction material of inboard friction block is contained on a face of inboard friction block backboard, another center, face of inboard friction block backboard is fixed with the jump ring matched with the cylinder holes of piston, the side of inboard friction block backboard is convex surface, there is the projection symmetrical with inboard friction block backboard long limit center line convex surface both sides, the outer side surface of two projections is the inboard friction block backboard guide surface with inboard friction block backboard long limit centerline parallel, convex surface outside two projections is arranged with inboard friction block back plate support face, inboard friction block backboard guide surface coordinates with the inboard friction block guide surface of caliper and inboard friction block supporting surface respectively, inboard friction block back plate support face coordinates with the inner side surface of caliper,
3) outboard friction block: the friction material of outboard friction block is contained on a face of outboard friction block backboard, one side bottom of outboard friction block backboard has right-angle bending in the middle part of long limit, right-angle bending both sides are outboard friction block backboard locating face, outboard friction block backboard locating face on outboard friction block coordinates with the outboard friction block locating face on caliper makes outboard friction block accurately locate on caliper, right-angle bending on outboard friction block coordinates with the outboard friction block confined planes on caliper makes outboard friction block accurate limit on caliper, outboard friction block backboard fixed plate is had respectively on outside the right-angle bending two of brake pad backboard, outboard friction block backboard fixed plate coordinates with the outboard friction block fixed hole on caliper respectively.
Respectively pin sleeve is housed in described caliper pilot hole and caliper positioning hole.
Described piston comprises piston liner and piston cup; Piston liner is hollow and one end has the cylinder of seal groove, piston cup is the cylinder of U-shaped, piston liner is interference fit without one end of seal groove and piston cup, and the end face of cylinder of U-shaped flushes with the lower plane of piston liner, piston liner with bottom piston cup for arc-shaped is connected.
The present invention is compared with background technique, and the beneficial effect had is:
1. caliper of the present invention has brake pad clamping and leading role concurrently, and therefore this floating caliper, without the need to support, can effectively reduce the structure weight of floating caliper, thus can improve the efficiency of energy utilization of automobile.
2. the setting owing to eliminating support of the present invention, effectively reduce engine can add manufacturing procedure, improves the manufacturing efficiency of clamp.
3. the present invention is owing to adopting two bleed screw design, without the need to carrying out left and right part differentiation and arranging before can being common to axle or after axle, improves the versatility of clamp.
Accompanying drawing explanation
Fig. 1 is part of the present invention composition structural drawing.
Fig. 2 is caliper structural drawing of the present invention.
Fig. 3 is caliper front view of the present invention.
Fig. 4 is caliper plan view of the present invention.
Fig. 5 is inboard friction block front view of the present invention.
Fig. 6 is outboard friction block plan view of the present invention.
Fig. 7 is piston sectional view of the present invention.
In figure: 1. outboard friction block, 2. inboard friction block, 3. jump ring, 4. piston dust cover, 5. piston, 6. rectangular seal, 7. caliper, 8, 9. bleed screw, 10, 11. pin sleeves, 12, 18. outboard friction block fixed holes, 13. caliper pilot holes, 14. piston cylinder holes, 15. oil inlet holes, 16. projections, 17. caliper positioning holes, 19. inboard friction block guide surfaces, 20, 22. outboard friction block confined planes, 21, 23. outboard friction block locating faces, 24. inboard friction block supporting surfaces, 25, 26. bleed screw holes, 27. piston cylinder axially bored lines, 28, 32. inboard friction block back plate support faces, 29, 31. inboard friction block backboard guide surfaces, 30. inboard friction block backboards, 33. outboard friction block backboards, 34, 38. outboard friction block backboard fixed plates, 35, 37. outboard friction block backboard locating faces, 36. right-angle bendings, 39. piston liners, 40. piston cups.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, the present invention includes outboard friction block 1, inboard friction block 2 and caliper 7; Wherein:
1) caliper 7: be the housing of hollow, projection 16 is had at the center, side in case width direction, projection 16 center has the piston cylinder holes 14 obstructed towards inner side, piston cylinder holes 14 is built with piston 5, above projection 16, both sides have the bleed screw hole 25 be arranged symmetrically with piston cylinder holes, 26, two bleed screw holes 25, in 26, bleed screw 8 is housed respectively, 9, oil inlet hole 15 is had bottom projection 16, with the housing of projection 16 homonymy has and the caliper pilot hole 13 of case width direction symmetry and caliper positioning hole 17, hole is opened above housing, inboard friction block guide surface 19 in through hole is all parallel with piston cylinder axially bored line 27 with inboard friction block supporting surface 24, the breach with case width direction symmetry is had bottom the opposite side in case width direction, all there is the outboard friction block locating face 21 parallel with piston cylinder axially bored line 27 on breach two sides, 23 and the outboard friction block confined planes 20 vertical with outboard friction block locating face, 22, at outside brake pad locating face 21, the opposite side two bottom sides in the case width direction outside 23 has outboard friction block fixed hole 12, 18.
2) inboard friction block 2, the friction material of inboard friction block 2 is contained on a face of inboard friction block backboard 30, another center, face of inboard friction block backboard 30 is fixed with the jump ring 3 matched with the cylinder holes of piston 5, the side of inboard friction block backboard 30 is convex surface, there is the projection symmetrical with inboard friction block backboard 30 long limit center line convex surface both sides, the outer side surface of two projections is the inboard friction block backboard guide surface 29 with inboard friction block backboard 30 long limit centerline parallel, 31, convex surface outside two projections is arranged with inboard friction block back plate support face 28, 32, inboard friction block backboard guide surface 29, 31 coordinate with the inboard friction block guide surface 19 of caliper 7 and inboard friction block supporting surface 24 respectively, inboard friction block back plate support face 28, 32 coordinate with the inner side surface of caliper 7,
3) outboard friction block 1: the friction material of outboard friction block 1 is contained on a face of outboard friction block backboard 33, one side bottom of outboard friction block backboard 33 has right-angle bending 36 in the middle part of long limit, right-angle bending 36 both sides are outboard friction block backboard locating face 35, 37, outboard friction block backboard locating face 35 on outboard friction block 1, 37 with caliper 7 on outboard friction block locating face 21, 23 cooperations make outboard friction block 1 accurately locate on caliper 7, right-angle bending 36 on outboard friction block 1 and the outboard friction block confined planes 20 on caliper 7, 22 cooperations make outboard friction block 1 accurate limit on caliper 7, right-angle bending 36 liang of outsides of brake pad backboard 33 there is outboard friction block backboard fixed plate 34 respectively, 38, outboard friction block backboard fixed plate 34, 38 respectively with the outboard friction block fixed hole 12 on caliper 7, 18 coordinate.
In described caliper pilot hole 13 and caliper positioning hole 17, pin sleeve 10,11 is housed respectively.
Described piston 5 comprises piston liner 39 and piston cup 40; Piston liner 39 is hollow and one end has the cylinder of seal groove, piston cup 40 is the cylinder of U-shaped, piston liner 39 is interference fit without one end of seal groove and piston cup 40, and the end face of cylinder of U-shaped flushes with the lower plane of piston liner 39, piston liner 39 with bottom piston cup 40 for arc-shaped is connected, 4 is piston dust cover.
When clamp are assembled on car load, because the Vertical direction of bleed screw 8,9 and this integral type floating caliper is certain angle, therefore no matter clamp are assemblied in left and right vehicle wheel direction or axletree fore-and-aft direction, the equal direction that can ensure a bleed screw 8 or 9 can be upward, thus ensure that the normal working performance of clamp, improve the versatility of clamp simultaneously.
When this integral type floating caliper carries out braking operation, the hydraulic coupling promotion piston 5 transmitted by brake master cylinder makes inboard friction block 2, and brake pad 1 is close laterally, because inboard friction block backboard guide surface 29,31 coordinates with the inboard friction block guide surface 19 of caliper 7 and inboard friction block supporting surface 24 respectively, inboard friction block back plate support face 28,32 coordinates with the inner side surface of caliper 7, and the moving direction of inboard friction block 2 can only be moved along the direction identical with piston 5; And the outboard friction block backboard locating face 35,37 on outboard friction block 1 coordinates with the outboard friction block locating face 21,23 on caliper 7 and makes outboard friction block 1 accurately locate on caliper 7, right-angle bending 36 on outboard friction block 1 coordinates with the outboard friction block confined planes 20,22 on caliper 7 makes outboard friction block 1 accurate limit on caliper 7, outboard friction block 1 is made to be completely fixed on caliper 7, outboard friction block backboard fixed plate 34,38 coordinates with the outboard friction block fixed hole 12,18 on caliper 7 respectively, the power that during dispersion braking, outboard friction block 1 bears.
When the hydraulic coupling coming from brake master cylinder is cancelled, piston 5 moves to the direction away from outside hung brake block 1 under the resiliently deformable pulling force of rectangular seal 6, due to jump ring 3 act on inboard friction block 2 will be driven to move towards the direction away from outboard friction block 1, now because inboard friction block backboard guide surface 29,31 coordinates leading role with the inboard friction block guide surface 19 of caliper 7 and inboard friction block supporting surface 24 respectively, inboard friction block 2 moves same along the direction identical with piston 5 moving direction.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (3)
1. an integral type floating caliper, is characterized in that: comprise outboard friction block (1), inboard friction block (2) and caliper (7); Wherein:
1) caliper (7): be the housing of hollow, projection (16) is had at the center, side in case width direction, projection (16) center has the piston cylinder holes (14) obstructed towards inner side, piston cylinder holes (14) is built with piston (5), both sides, projection (16) top have the bleed screw hole (25 be arranged symmetrically with piston cylinder holes, 26), two bleed screw holes (25, 26) in, bleed screw (8 is housed respectively, 9), projection (16) bottom has oil inlet hole (15), with the housing of projection (16) homonymy has and the caliper pilot hole (13) of case width direction symmetry and caliper positioning hole (17), hole is opened above housing, inboard friction block guide surface (19) in through hole and inboard friction block supporting surface (24) are all parallel with piston cylinder axially bored line (27), the breach with case width direction symmetry is had bottom the opposite side in case width direction, all there is the outboard friction block locating face (21 parallel with piston cylinder axially bored line (27) on breach two sides, 23) and the outboard friction block confined planes (20 vertical with outboard friction block locating face, 22), at outside brake pad locating face (21, 23) the opposite side two bottom sides in outer case width direction has outboard friction block fixed hole (12, 18),
2) inboard friction block (2), the friction material of inboard friction block (2) is contained on a face of inboard friction block backboard (30), another center, face of inboard friction block backboard (30) is fixed with the jump ring (3) matched with the cylinder holes of piston (5), the side of inboard friction block backboard (30) is convex surface, there is the projection symmetrical with inboard friction block backboard (30) long limit center line convex surface both sides, the outer side surface of two projections is the inboard friction block backboard guide surface (29 with inboard friction block backboard (30) long limit centerline parallel, 31), convex surface outside two projections is arranged with inboard friction block back plate support face (28, 32), inboard friction block backboard guide surface (29, 31) coordinate with the inboard friction block guide surface (19) of caliper (7) and inboard friction block supporting surface (24) respectively, inboard friction block back plate support face (28, 32) coordinate with the inner side surface of caliper (7),
3) outboard friction block (1): the friction material of outboard friction block (1) is contained on a face of outboard friction block backboard (33), one side bottom of outboard friction block backboard (33) has right-angle bending (36) in the middle part of long limit, right-angle bending (36) both sides are outboard friction block backboard locating face (35, 37), outboard friction block backboard locating face (35 on outboard friction block (1), 37) with the outboard friction block locating face (21 on caliper (7), 23) cooperation makes outboard friction block (1) in the upper accurately location of caliper (7), right-angle bending (36) on outboard friction block (1) and the outboard friction block confined planes (20 on caliper (7), 22) cooperation makes outboard friction block (1) in the upper accurate limit of caliper (7), outboard friction block backboard fixed plate (34 is had respectively on outside the right-angle bending (36) two of outboard friction block backboard (33), 38), outboard friction block backboard fixed plate (34, 38) respectively with the outboard friction block fixed hole (12 on caliper (7), 18) coordinate.
2. a kind of integral type floating caliper according to claim 1, is characterized in that: in described caliper pilot hole (13) and caliper positioning hole (17), pin sleeve (10,11) is housed respectively.
3. a kind of integral type floating caliper according to claim 1, is characterized in that: described piston (5) comprises piston liner (39) and piston cup (40); Piston liner (39) is for hollow and one end has the cylinder of seal groove, the cylinder that piston cup (40) is U-shaped, piston liner (39) is interference fit without one end of seal groove and piston cup (40), and the end face of cylinder of U-shaped flushes with the lower plane of piston liner (39), piston liner (39) and piston cup (40) bottom is connected for arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310242877.7A CN103322087B (en) | 2013-06-19 | 2013-06-19 | Integrated floating calipers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310242877.7A CN103322087B (en) | 2013-06-19 | 2013-06-19 | Integrated floating calipers |
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| Publication Number | Publication Date |
|---|---|
| CN103322087A CN103322087A (en) | 2013-09-25 |
| CN103322087B true CN103322087B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310242877.7A Active CN103322087B (en) | 2013-06-19 | 2013-06-19 | Integrated floating calipers |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050987B (en) * | 2016-07-06 | 2018-06-12 | 浙江亚太机电股份有限公司 | Inner blocking type floating brake tongs assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424976A (en) * | 1973-06-05 | 1976-02-11 | Dba Sa | Disc brake and a friction pad for such a disc brake |
| US6135245A (en) * | 1997-08-22 | 2000-10-24 | Toyota Jidosha Kabushiki Kaisha | Disc brake system |
| JP2004239279A (en) * | 2003-02-03 | 2004-08-26 | Nissin Kogyo Co Ltd | Pin-slide type caliper body for disc brake for vehicle |
| JP2007198407A (en) * | 2006-01-23 | 2007-08-09 | Toyota Motor Corp | Disk brake device |
| CN201162795Y (en) * | 2008-03-11 | 2008-12-10 | 浙江亚太机电股份有限公司 | Vehicle electronic-mechanical braking system actuating mechanism |
| CN201461798U (en) * | 2009-06-10 | 2010-05-12 | 浙江亚太机电股份有限公司 | Brake caliper |
| CN203322115U (en) * | 2013-06-19 | 2013-12-04 | 浙江亚太机电股份有限公司 | Integrated floating calipers |
-
2013
- 2013-06-19 CN CN201310242877.7A patent/CN103322087B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424976A (en) * | 1973-06-05 | 1976-02-11 | Dba Sa | Disc brake and a friction pad for such a disc brake |
| US6135245A (en) * | 1997-08-22 | 2000-10-24 | Toyota Jidosha Kabushiki Kaisha | Disc brake system |
| JP2004239279A (en) * | 2003-02-03 | 2004-08-26 | Nissin Kogyo Co Ltd | Pin-slide type caliper body for disc brake for vehicle |
| JP2007198407A (en) * | 2006-01-23 | 2007-08-09 | Toyota Motor Corp | Disk brake device |
| CN201162795Y (en) * | 2008-03-11 | 2008-12-10 | 浙江亚太机电股份有限公司 | Vehicle electronic-mechanical braking system actuating mechanism |
| CN201461798U (en) * | 2009-06-10 | 2010-05-12 | 浙江亚太机电股份有限公司 | Brake caliper |
| CN203322115U (en) * | 2013-06-19 | 2013-12-04 | 浙江亚太机电股份有限公司 | Integrated floating calipers |
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| Publication number | Publication date |
|---|---|
| CN103322087A (en) | 2013-09-25 |
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