CN208221427U - A kind of commercial vehicle disc type brake caliper assembly - Google Patents

Abstract

The utility model relates to a kind of commercial vehicle disc type brake caliper assemblies, including braking clamp body ontology and the left guiding pin member being mounted on braking clamp body ontology, main modulation device assembly, driven adjuster assembly and right guiding pin member；Wherein main modulation device assembly uses the brake slack adjuster structure of engagement sleeve antioverloading function, and driven adjuster assembly uses clip spring structure；The middle part of main modulation device assembly is connected with the top of driven adjuster assembly by sprocket wheel chain mechanism, and the bottom of the bottom of main modulation device assembly and driven adjuster assembly is connect by support base dust cover with braking clamp body ontology side.The utility model overcomes the problems such as brake force unevenness, gap adjustment failure, adjustment mechanism deformation, the brake fade that can occur in braking process, applied in brake, existing security risk between the elimination each components of adjuster, promotes product service life and stability.

Description

A kind of commercial vehicle disc type brake caliper assembly

Technical field

The utility model relates to a kind of commercial vehicle disc type brake caliper assemblies, belong to motor vehicle equipment technical field.

Background technique

For current technology, existing commercial vehicle disc type brake caliper assembly has a following shortcoming: dust excluding plate is Stamping parts, since this position is force part, braking repeatedly is impacted, and is easy to bring it about deformation, is led to seal failure, seriously Situations such as happening the fracture of punching press dust excluding plate, there are braking hidden danger；Former support base dust cover sealing effect is bad, can not have Imitate water proof and dust proof；It is spring structure from adjustment mechanism, structure is complicated, and long-term work, which can make spring fatigue easily occur, to be influenced to use the longevity Life；Main modulation device assembly cooperates steel ball structure using unilateral bearing, and service life is short, high-temperature behavior failure, and part difficult processing Greatly, in braking process the problems such as brake force unevenness, gap adjustment failure, adjustment mechanism deformation, brake fade can occur for degree.

Automatic regulator in commercial vehicle disc type brake caliper assembly is the part of entire assembly key, is played decisive Effect, the working principle of existing vehicle brake gap automatic regulator are as follows: when brake clearance is excessive, pressure arm push, Set rotation is alloted in drive, is alloted and is covered the drive self-regulated shaft rotation under unilateral bearing effect, outer shifting block is in ball-and-socket, steel ball and spring Under the action of follow self-regulated shaft to rotate, outer shifting block links screw putter, drives screw putter rotation, generate displacement realize from Dynamic adjustment brake clearance is insufficient, reaches braking effect, when brake clearance meets the requirements, when pressure arm pushes, screw putter without Method generates displacement, thus the steel ball between self-regulated shaft and outer shifting block, by overcoming the application pressure of spring, in ball-and-socket and ball-and-socket Between roll, come eliminate pressure arm push generate twisting resistance, to protect adjuster inner components not to be damaged；Work as braking When gap is too small, this just needs to adjust outer shifting block by adjusting mandrel, to drive screw putter to rotate, reaches the braking of requirement Gap.

The adjuster of traditional structure, using unilateral bearing, socket arrangement is rolled between ball-and-socket by steel ball to realize Protection is carried, fixed plate component is formed using injection molding manner.

But the defect of such framework is: 1, unilateral bearing and the fit dimension alloted between set are more demanding, and control is not Good machining tolerance is easy to produce useless part, increases production cost, and dimensional fits are too small or excessive, will lead to unilateral bearing deformation or de- It falls, there is adjustment disabler hidden danger；If 2, the processing of ball-and-socket rotary motion trace is undesirable, steel ball rolling will affect, can go out Existing steel ball clamping stagnation or abnormal sound；3, fixed plate injection moulding, can be deformed or damage when the temperature is excessively high in brake inside, separately Outside, it bears excess load force value or braking number excessively will lead to molded portion deformation, adjuster is caused to adjust disabler.4. pressure Contracting spring is placed in closed outer shifting block, and frequently braking causes to heat up, and heat can not shed, and spring steel wire is caused to be become by heat Shape influences to brake Torque-adjusting.

The weakness of this structure adjuster is when braking every time, and adjustment mechanism requires work, and pressure arm requires band every time Allot set and move repeatedly, allot the movement of set, lead to that gap adjusts or internal antioverloading function constantly operates, adjusted with protecting Complete machine structure stable operation；In addition, when brake clearance needs to adjust, for adjustment brake clearance apart from excessive, pressure arm often stirs tune Once, rotational angle is 45 degree to pulling sleeve, it is easy to lead to brake clearance toning, generation is seized, while steel ball frequently skids Antioverloading leads to service life reduction.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of commercial vehicle disc type brake caliper assembly.

The technical solution of the utility model is as follows:

A kind of commercial vehicle disc type brake caliper assembly, comprising:

Braking clamp body ontology, braking clamp body outer body is equipped with brake holder, inside is equipped with pin shaft and first in six Angle fillister head screw, the end of braking clamp body ontology side are separately installed with left guiding pin member and right guiding pin member；

Main modulation device assembly, using the brake slack adjuster structure of engagement sleeve antioverloading function；

Driven adjuster assembly, using clip spring structure；

Wherein, main modulation device assembly and driven adjuster assembly be between left guiding pin member and right guiding pin member, The top of main modulation device assembly is connected with the top of driven adjuster assembly by sprocket wheel chain mechanism, the bottom of main modulation device assembly Portion and the bottom of driven adjuster assembly are connect by support base dust cover with braking clamp body ontology side, main modulation device assembly with It is connected between driven adjuster assembly by pressure arm assembly, needle roller vice president is provided on the outside of pressure arm assembly top into pressure Load seat assembly is provided with below arm of force assembly, the bottom end of load seat assembly is provided with return spring and load seat assembly passes through First hexagon socket cap head screw is connect with braking clamp body ontology.

Preferably, the left guiding pin member includes the hexagonal cylindrical head screw for connecting braking clamp body ontology, hexagonal cylindrical Stub pin, short bushing, support sleeve are successively socketed on the outside of head screw, stub pin and the junction of braking clamp body ontology are provided with bone Frame oil sealing；The height of the short bushing is 25-35mm, preferably 30mm.

Preferably, the right guiding pin member includes the second hexagon socket cap head screw for connecting braking clamp body ontology, the It is successively socketed with long guide sleeve, long bushing on the outside of two hexagon socket cap head screws, the top of the second hexagon socket cap head screw is set It is equipped with long trunnion nut cap, the bottom end of the second hexagon socket cap head screw is provided with retainer, and it is anti-that the side of retainer is provided with guide sleeve Dust hood.

Preferably, the main modulation device assembly include a homophony shaft, the end point of homophony shaft be socketed with stiffening plate and It is provided with nylon cushion block between fixed plate and stiffening plate and fixed plate, is disposed with fixation in the homophony shaft of fixed plate side It covers, support steel ball, allot set, spring bearing, limit sleeve, adjustment steel ball, clutch tooth set and outer pulling sleeve, the outside connection of limit sleeve There is tension spring, thick gag and thin gag are provided between limit sleeve and clutch tooth set, one end setting of outer pulling sleeve is limited Position plate, outer pulling sleeve are internally provided with the clutch gear ring matched with clutch tooth set, inside the outer pulling sleeve of clutch gear ring side successively It is provided with support steel ball, bearing shim, pressure spring, interior shifting block and interior shifting block support pressure spring are connected at the end tail of homophony shaft.

Preferably, the fixed plate is metal plate, and one end of fixed plate is equipped with hook-shaped bending；The fixing sleeve is with guiding Fixed frame, respectively there are opening, fixing sleeve is equipped with ball bumps face on one side for the left and right of fixing sleeve, and fixing sleeve another side is equipped with fixing sleeve Ball-and-socket, ball bumps face is matched with fixed plate and hook-shaped bending is connected in opening, the arrangement branch in fixing sleeve ball-and-socket Support steel ball.

Preferably, the set of alloting allots the center of set equipped with guide groove and guide groove and fixing sleeve with shifting fork structure It is cooperatively connected, allots set one side equipped with placement support steel ball and allot the small ball-and-socket of set, allot set another side equipped with multiple placement steel Pearl allots the big ball-and-socket of set, allots that cover the shape of big ball-and-socket include orthodrome and small arc-shaped, and orthodrome and small arc-shaped are by two sections Camber line connection.This design is advantageous in that, is alloted the big socket designs of set into special construction, can be ensured that steel ball can have movement rail Face ensures steel ball freely smooth rolling, allots set medium design guide groove and fixing sleeve is cooperatively connected, it is ensured that allot set not It can over range rotation.

Preferably, the limit sleeve upper surface is equipped with placement steel ball with the cooperation of set lower end surface, limit sleeve upper surface is alloted First limit sleeve ball-and-socket, steel ball are fixed after being placed in the first limit sleeve ball-and-socket by tension spring, limit sleeve lower end surface be concave architecture and Equipped with the second limit sleeve ball-and-socket for placing the adjustment steel ball.

Preferably, the tension spring is equipped with fixed crotch, and set, tension spring lower part are alloted by crotch fixation in tension spring top Pass through the fixed limit sleeve of crotch.

Preferably, the spring bearing is made of high temperature resistance and high strength plastic material, using upper and lower misconstruction.This design It is advantageous in that, using upper and lower misconstruction, bearing ball is facilitated to be embedded just below in bearing block.

Preferably, the limit plate is concave architecture, and ten retention beads mutually staggered, limit are equipped with inside limit plate Uniformly distributed limited support protrusion there are five being set outside plate.This design is advantageous in that, limit plate not only has and prevents from being axially moved Limit function, and have the position-limiting action of radial motion.

Preferably, the clutch tooth set is internal cooperates with homophony shaft, and clutch tooth set is external to be evenly equipped with clutch tooth set ball-and-socket, It is plane that clutch tooth, which puts on end face, and clutch tooth set lower end surface is evenly equipped with rolling rack gear；Clutch gear ring upper surface is evenly equipped with rolling Carry-over bar, clutch gear ring upper surface and the lower end surface cooperation of clutch tooth set, clutch gear ring lower end surface is equipped with clutch gear ring ball-and-socket, clutch Support steel ball is laid in gear ring ball-and-socket, clutch gear ring inner is evenly equipped with limiting slot, be evenly equipped with outside clutch gear ring limit base with Outer pulling sleeve cooperation limit.

Preferably, the outer pulling sleeve is a cylindrical sleeve, and sleeve is formed by plane body curling grafting, the two of plane body Convex block and slot are alternately provided in side edge, upper cartridge is equipped with multiple sunroof holes, is additionally provided with peep hole and sight on sleeve It examines and is equipped with positive stop strip among hole, set on the inner wall of lower cartridge there are five the rib of protrusion, be provided with double wedge on the outer wall of sleeve, The position that sleeve bottom installs the pressure spring is equipped with ventilation opening and limited mouth.This design is advantageous in that, ventilation opening and limited mouth Be conducive to spring heat dissipation and the movement of interior shifting block and limit.

Preferably, the interior shifting block is the irregular prismatic structure in both ends, and interior shifting block is mounted on outer pulling sleeve bottom, for limiting With support pressure spring.

Preferably, the end of the homophony shaft is connected with drive sprocket, the top of driven adjuster assembly be provided with from Movable sprocket is connected between drive sprocket and driven sprocket by chain drive, driven adjuster assembly and braking clamp body ontology Junction is provided with plastic dust cover, and the junction of plastic dust cover and driven adjuster assembly is provided with gasket, and homophony turns The top of axis is provided with force moment protection device and is encapsulated by Jiao Gai.

Preferably, the junction of the braking clamp body ontology and support base dust cover is provided with bottom cover, bottom cover and support base The junction of dust cover is provided with axle envelope, and bottom cover is bolted with braking clamp body ontology by four.

Preferably, the side of the braking clamp body ontology offers ventilation hole, and the end of ventilation hole is equipped with Air Filter, leads to Fastener is provided on the outside of air holes.

Preferably, the support base dust cover is self-locking spring leaf skeleton structure.

The utility model has the beneficial effects that:

1. the structure that left guiding pin member is cooperated using support sleeve and pin in the utility model braking clamp body assembly, simultaneously The height of short bushing lengthens, and is changed to 30mm by 20mm, through this structure, increases the sliding stroke of stub pin, while increasing short lining The wearability of set and better guiding performance；Right guiding pin member then cancels the sheath bearing with rubber structure, equally by band oil groove The copper bush of structure forms, and water proof and dust proof nut cap is installed in end, not only solves the problem of rubber parts is easy high temperature deformation damage, Moreover, improving pin wearability and stability.

2. the roller of guide pin lower part is originally the rubber parts with skeleton, rubber parts one end has skeleton, and the other end is adopted It is fixed with roller retainer with pin, not only rubber parts is easily damaged this structure, but also the installation of roller retainer and pin It is very troublesome；In view of the foregoing, the utility model devises a kind of integrally-built outside framework oil seal, uses overall skeleton oil sealing Replace roller and roller retainer completely, after mounting framework oil sealing, eliminates roller and roller retainer, structure is simpler Just, it is easy installation, function is the same with roller, moreover, also improves sealing performance；Stub pin is in order to cooperate skeleton oily The use of envelope is also done certain size and is changed, and the stub pin after change compares former stub pin and is also easier to process；Improved bone Frame oil sealing sealing is more preferable, more firm with pin cooperation.Functions of waterproof and dustproof is improved, is also avoided due to pin dust cover It is easy to damage, cause dust-proof effect bad, it is existing clamping stagnation, stuck etc. occur in the influence of bush inside active receiving dust, impurity for pin As.

3. bottom cover used in the utility model braking clamp body assembly thickeies overall structure using casting, i.e., is taken with bottom cover For needing dust excluding plate to be mounted on original position；Bottom cover is cast member, and the big intensity of thickness is high, can also be stamped after installation sealing ring close Sealing keeps its sealing effect more preferable, and due to only needing to fix make-up i.e. with 4 bolts when bottom cover intensity and the higher installation of hardness Can, the bolt of half fewer than dust excluding plate, this also reduces the difficulty and some unnecessary processes when processing caliper.

4. using the main modulation mechanism of engagement sleeve antioverloading function, main modulation in the utility model main modulation device assembly Device assembly is changed to the homophony of engagement sleeve structure by the homophony of original one-direction bearing structure, and the adjuster of this structure uses Fixed plate, fixing sleeve, the combination for alloting the parts such as set, limit sleeve form homophony component, pass through the scrolling realization gap tune of steel ball Section is formed using limit sleeve, clutch tooth set, clutch gear ring, outer pulling sleeve, gag, bearing shim and interior shifting block from tune component, It is skidded using the steel ball of clutch gear ring and realizes antioverloading function.

Main modulation device assembly eliminates the unilateral bearing of original adjustment mechanism, eliminates injection molding fixed plate, outer pulling sleeve is not only Setting adjustment peep hole, and punching press locking mechanism is taken, heat dissipation skylight opening is increased, it is flexible not only to effectively improve adjustment Property, and unique ventilation function, greatly promote the adjustment mechanism service life.Strengthen cooperation and the operation is stable of inner body Property, it is all to overcome brake force unevenness, gap adjustment failure, adjustment mechanism deformation, brake fade that can occur in braking process etc. More problems are applied in brake, will greatly promote safety, stability and the service life of brake.

5. the driven adjuster assembly in the utility model has completely abolished spring by original spring structure, it is changed to card Spring structure, for clip spring structure from adjusting structure simple, service life is longer, stable especially for self-regulated fixed plate is guaranteed, is turning certainly Using high-intensitive retaining ring buckle structure on axis, self-regulated fixed plate is set to be securely fixed in specified position, and do not fall off or fall off.

6. support base dust cover uses unique self-locking skeleton structure in the utility model, original simple inner hole is changed Common skeleton structure, for the structure by carrying out intensity and elasticity design to skeleton, circular skeleton not only has enough intensity, And there is the elasticity of setting, it takes rubber parts to carry out vulcanizing treatment outside Reed type skeleton again, not only has dustproof and waterproof function Can, particular, it is important that self-locking spring leaf can be self-locking by screw putter elasticity, and in this way when gap is normal, brake work Make, screw putter will not at will rotate, effectively ensure screw putter firmly in reference seat in this way, position not occur It moves, and then guarantees brake clearance normal table, lasting locking will not be generated and the problems such as dawdled.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the enlarged drawing of part A in the utility model Fig. 1；

Fig. 3 is the structural schematic diagram of the bottom cover of the utility model；

Fig. 4 is the cross-sectional view of the bottom cover of the utility model；

Fig. 5 is the structural schematic diagram of the support base dust cover of the utility model；

Fig. 6 is the structural schematic diagram of the support sleeve of the utility model；

Fig. 7 is the structural schematic diagram of the outside framework oil seal of the utility model；

Fig. 8 is the structural schematic diagram of the ventilation hole of the utility model；

Fig. 9 is the overall structure cross-sectional view of the utility model main modulation device assembly；

Figure 10 is the front schematic view of the fixing sleeve of the utility model main modulation device assembly；

Figure 11 is the transverse sectional view of the fixing sleeve of the utility model main modulation device assembly；

Figure 12 is the schematic rear view of the fixing sleeve of the utility model main modulation device assembly；

Figure 13 is the front schematic view for alloting set of the utility model main modulation device assembly；

Figure 14 is the transverse sectional view for alloting set of the utility model main modulation device assembly；

Figure 15 is the schematic rear view for alloting set of the utility model main modulation device assembly；

Figure 16 is the front schematic view of the limit sleeve of the utility model main modulation device assembly；

Figure 17 is the transverse sectional view of the limit sleeve of the utility model main modulation device assembly；

Figure 18 is the schematic rear view of the limit sleeve of the utility model main modulation device assembly；

Figure 19 is the front schematic view that the clutch tooth of the utility model main modulation device assembly covers；

Figure 20 is the transverse sectional view that the clutch tooth of the utility model main modulation device assembly covers；

Figure 21 is the schematic rear view that the clutch tooth of the utility model main modulation device assembly covers；

Figure 22 is the front schematic view of the clutch gear ring of the utility model main modulation device assembly；

Figure 23 is the transverse sectional view of the clutch gear ring of the utility model main modulation device assembly；

Figure 24 is the schematic rear view of the clutch gear ring of the utility model main modulation device assembly；

Figure 25 is the cross-sectional view of the outer pulling sleeve of the utility model main modulation device assembly；

Figure 26 is the end view one of the outer pulling sleeve of the utility model main modulation device assembly；

Figure 27 is the end view two of the outer pulling sleeve of the utility model main modulation device assembly；

Figure 28 is the expanded view of the outer pulling sleeve of the utility model main modulation device assembly；

Figure 29 is the front schematic view of the interior shifting block of the utility model main modulation device assembly；

Figure 30 is the schematic rear view of the interior shifting block of the utility model main modulation device assembly；

Figure 31 is the cross-sectional view of the interior shifting block of the utility model main modulation device assembly.

In figure: 1, pressure arm assembly；2, driven adjuster assembly；3, support sleeve；4, short bushing；5, stub pin；6, skeleton Oil sealing；7, plastic dust cover；8, gasket；

9, main modulation device assembly；91, homophony shaft；92, stiffening plate；93, nylon cushion block；94, fixed plate；95, fixing sleeve； 951, fixing sleeve ball-and-socket；96, steel ball is supported；97, set is alloted；971, the small ball-and-socket of set is alloted；972, allocating slot；973, the big ball of set is alloted Nest；98, spring bearing；99, tension spring；910, limit sleeve；9101, the first limit sleeve ball-and-socket；9102, the second limit sleeve ball-and-socket； 911, steel ball is adjusted；912, thick gag；913, thin gag；914, limit plate；915, clutch tooth set；9151, clutch Tooth covers ball-and-socket；916, clutch gear ring；9161, clutch gear ring ball-and-socket；917, bearing shim；918, pressure spring；919, outer pulling sleeve； 9191, rib；9192, convex block；9193, slot；920, interior shifting block；

10, support base dust cover；11, bottom cover；12, braking clamp body ontology；13, brake holder；14, pin shaft；15, hexagonal circle Chapiter screw；16, Jiao Gai；17, force moment protection device；18, drive sprocket；19, chain；20, adhesive tape；21, it blocks；22, needle roller pair Assembly；23, load seat assembly；24, return spring；25, axle envelope；26, the first hexagon socket cap head screw；27, brake lining pressure Spring；28, the second hexagon socket cap head screw；29, long trunnion nut cap；30, long guide sleeve；31, long bushing；32, retainer；33, it leads To set dust cover；34, ventilation hole.

Specific embodiment

The utility model is described further by way of example and in conjunction with the accompanying drawings, but not limited to this.

Embodiment 1:

As shown in Fig. 1 to Figure 31, the present embodiment provides a kind of commercial vehicle disc type brake caliper assembly, the disc type brake calipers Assembly mainly includes following components:

Braking clamp body ontology 12 is equipped with brake holder 13 on the outside of braking clamp body ontology 12, inside is equipped with 14 and of pin shaft First hexagon socket cap head screw 26, the end of 12 side of braking clamp body ontology are separately installed with left guiding pin member and right guiding Pin member；

Main modulation device assembly 9, using the brake slack adjuster structure of engagement sleeve antioverloading function；

Driven adjuster assembly 2, using clip spring structure；

Wherein, main modulation device assembly 9 and driven adjuster assembly 2 be located at left guiding pin member and right guiding pin member it Between, the top of main modulation device assembly 9 is connected with the top of driven adjuster assembly 2 by sprocket wheel chain mechanism, main modulation device group The bottom of part 9 and the bottom of driven adjuster assembly 2 are connect by support base dust cover 10 with 12 side of braking clamp body ontology, main It is connected between adjuster assembly 9 and driven adjuster assembly 2 by pressure arm assembly 1, the outside setting on 1 top of pressure arm assembly There is needle roller vice president at 22, the lower section of pressure arm assembly 1 is provided with load seat assembly 23, and the bottom end of load seat assembly 23 is provided with back Position spring 24 and load seat assembly 23 pass through the first hexagon socket cap head screw 26 and connect with braking clamp body ontology.Pin shaft 14 is used to Pressing plate on two friction plates is connect with braking clamp body ontology 12.

Specifically, left guiding pin member includes a hexagonal cylindrical head screw 15, hexagonal cylindrical head screw 15 is connected to system On moving caliper ontology 12, the outside on 15 top of hexagonal cylindrical head screw is socketed stub pin 5, and the outside on 5 top of stub pin is socketed high Degree is the short bushing 4 of 25mm, and the outside on short 4 top of bushing is socketed support sleeve 3, the outside at 5 middle part of stub pin be located at stub pin 5 and The junction of braking clamp body ontology 12 is provided with outside framework oil seal 6.As shown in fig. 7, outside framework oil seal 6 is integral structure, use is whole Body outside framework oil seal 6 is completely instead of the roller of traditional approach and roller retainer.

Right guiding pin member includes the second hexagon socket cap head screw 28 for connecting braking clamp body ontology 12, hexagonal in second The top of fillister head screw 28 is equipped with long trunnion nut cap 29, the outer sheath spreading on the top of the second hexagon socket cap head screw 28 The outer sheath of guide sleeve 30, long guide sleeve 30 is equipped with long bushing 31, and the bottom end of the second hexagon socket cap head screw 28 is equipped with lock Circle 32, the side of retainer 32 is equipped with guide sleeve dust cover 33.

Main modulation device assembly 9 and driven adjuster assembly 2 between left guiding pin member and right guiding pin member, wherein Main modulation device assembly close to left guiding pin member, driven adjuster assembly close to right guiding pin member, main modulation device assembly 9 and from Dynamic adjuster assembly 2, which is inserted into respectively in the screw putter of the left and right sides, carries out torque transmitting；The top of main modulation device assembly 9 with from The top of dynamic adjuster assembly 2 by the connection of pressure arm assembly 1, be provided on the outside of 1 top of pressure arm assembly needle roller vice president at 22, the lower section of pressure arm assembly 1 is provided with load seat assembly 23, and the bottom end of load seat assembly 23 is provided with return spring 24, main It is dust-proof by support base between the bottom of adjuster assembly 9 and the bottom and braking clamp body ontology 12 of driven adjuster assembly 2 The junction of 10 connection of cover, braking clamp body ontology 12 and support base dust cover 10 is provided with bottom cover 11, and bottom cover 11 and support base are anti- The junction of dust hood 10 is provided with axle envelope 25, and the bottom end of screw putter is directly embedded in the groove of bottom cover 11, load seat assembly It is connected between 23 and braking clamp body ontology 12 by the first hexagon socket cap head screw 26, the first hexagon socket cap head screw 26 What side was located at braking clamp body ontology 12 is internally provided with brake lining pressure spring 27.The structure of support base dust cover 10 such as Fig. 5 institute Show, the structure of bottom cover 11 is as shown in Figure 3 and Figure 4.

Main modulation device assembly 9 is the homophony of ball-type structure, including homophony component, from adjusting component and plate component, homophony Component can be insufficient with itself adjustment brake clearance, reaches braking effect, and pressure arm is eliminated from component is adjusted and pushes generated turn round Turn power, to protect adjuster inner components not to be damaged.Homophony component includes fixing sleeve 95, support steel ball 96, allots set 97, spring bearing 98, tension spring 99, limit sleeve 910, adjustment steel ball 911, clutch tooth set 915, clutch gear ring 916 and outer pulling sleeve 919；It include homophony shaft 91, pressure spring 918 and interior shifting block 920 from component is adjusted；Plate component includes stiffening plate 92, nylon cushion block 93, fixed plate 94, thick gag 912, thin gag 913, limit plate 914 and bearing shim 917.

Homophony shaft 91 is socketed with stiffening plate 92 and fixed plate 94 close to end point, sets between stiffening plate 92 and fixed plate 94 Set nylon cushion block 93.Fixed plate 94 is fixed plate of the pure metal punching press without rubber parts, and one end of fixed plate 94 is equipped with hook-shaped folding Curved, fixing sleeve 95 is arranged in the side of fixed plate 94, and fixing sleeve 95 is with guiding fixed frame, and respectively there are open for the left and right of fixing sleeve 95 Mouthful, 95 one side of fixing sleeve is equipped with ball bumps face, and 95 another side of fixing sleeve is equipped with fixing sleeve ball-and-socket 951, ball bumps face and solid Fixed board 94 matches and hook-shaped bending is connected in opening, and the arrangement support steel ball 96, passes through branch in fixing sleeve ball-and-socket 951 Set 97 is alloted in the support connection of steel ball 96, and the diameter of support steel ball 96 is 4mm, can be free to slide in fixing sleeve ball-and-socket 951, is alloted Set 97 and the opposite side of fixing sleeve 95 offer be used to support 96 installation activity of steel ball allot the small ball-and-socket 971 of set, fixing sleeve Ball-and-socket 951 and installation support steel ball 96 on the small ball-and-socket 971 of set is alloted, the center for alloting set 97 is equipped with guide groove and guide groove and solid Surely set 95 is cooperatively connected, and the another side for alloting set 97 is offered for the allocating slot 972 of pressure arm shift fork installation and for activity Installation steel ball allots the big ball-and-socket 973 of set, allots that cover the shape of big ball-and-socket 973 include orthodrome and small arc-shaped, orthodrome and small Circular arc will allot the big socket designs of set into special construction, can ensure that steel ball can have movement rail level by two sections of camber line connections, It ensures steel ball freely smooth rolling, allots set medium design guide groove and fixing sleeve is cooperatively connected, it is ensured that alloting set will not Over range rotation.It allots set 97 and limit sleeve 910 is connected by spring bearing 98, wherein spring bearing 98 is moulded by high temperature resistance and high strength Material material is made, and using upper and lower misconstruction, bearing ball is facilitated to be embedded just below in bearing block, and limit sleeve 910 is close to allot set The bottom end of 97 side offers the first limit sleeve ball-and-socket 9101 for movable mounting and adjusting steel ball 911, the first limit sleeve ball Nest 9101 opens up useful with mounting and adjusting steel ball 911 in the big ball-and-socket 973 of set, limit sleeve 910 is alloted far from the side for alloting set 97 In the second limit sleeve ball-and-socket 9102 of movable mounting and adjusting steel ball 911, allots set 97, spring bearing 98 and limit sleeve 910 and cover On fixing sleeve 95, tension spring 99 is socketed on limit sleeve 910, tension spring 99 is equipped with fixed crotch, and 99 top of tension spring passes through Crotch is fixed to allot set 97, and 99 lower part of tension spring is by the fixed limit sleeve 910 of crotch, and limit sleeve 910 is far from spring bearing 98 Circle connects clutch tooth set 915 by adjusting steel ball 911, and the diameter of adjustment steel ball 911 is 5.8mm, and clutch tooth set 915 is close to limit The side of set 910, which is offered, covers ball-and-socket 9151 for the clutch tooth of movable mounting and adjusting steel ball 911, and clutch tooth covers 9151 He of ball-and-socket Thick gag is arranged in mounting and adjusting steel ball 911 in second limit sleeve ball-and-socket 9102 between clutch tooth set 915 and fixing sleeve 95 912 and thin gag 913, outer pulling sleeve 919 is socketed on clutch tooth set 915.Outer pulling sleeve 919 is a cylindrical sleeve, sleeve It is formed by plane body curling grafting, replaces on the both sides of the edge of plane body and be provided with convex block 9192 and slot 9193, on sleeve Portion is set there are four sunroof hole, is additionally provided among peep hole and peep hole on sleeve and is equipped with positive stop strip, on the inner wall of lower cartridge If being provided with double wedge on the outer wall of sleeve, the position that sleeve bottom installs the pressure spring 918 is set there are five the rib 9191 of protrusion There are ventilation opening and limited mouth, ventilation opening and limited mouth are conducive to spring heat dissipation and the movement of interior shifting block and limit.Pressure spring 918 is one kind Extended type pressure spring promotes spring torsion, ensures that adjustment mechanism is more reliable and more stable by increasing spring heights.

When brake clearance is excessive, pressure arm is pushed, and 97 rotation of set is alloted in drive, in fixing sleeve 95 and limit sleeve 910 Under effect, the certain angle of 97 rotation of set is alloted by adjusting steel ball 911 and allots the big ball-and-socket 973 of set and the first limit sleeve ball-and-socket 9101 limit drives limit sleeve 910 to rotate, and makes its rotation in the cooperation by adjusting steel ball 911 and clutch tooth set 915, passes through Intermeshing between teeth makes clutch gear ring 916 that outer pulling sleeve 919 be driven to rotate, and the outer rotation of pulling sleeve 919 passes to screw putter, Screw putter generates displacement to realize automatic regulating brake gap deficiency, reaches braking effect, close to the endface of outer pulling sleeve 919 Periphery socket limit plate 914, limit plate 914 is concave architecture, and ten limit convexes mutually staggered are equipped with inside limit plate 914 It rises, is set outside limit plate 914 there are five uniformly distributed limited support protrusion, limit plate not only has the limit function for preventing being axially moved Can, and have the position-limiting action of radial motion.Clutch tooth set 915 engages clutch gear ring 916, clutch tooth set 915 by teeth It is internal to cooperate with homophony shaft 91, clutch tooth set ball-and-socket 9151 is evenly equipped with outside clutch tooth set 915, clutch tooth covers 915 upper surfaces For plane, clutch tooth covers 915 lower end surfaces and is evenly equipped with rolling rack gear；916 upper surface of clutch gear ring is evenly equipped with rolling rack gear, clutch tooth It encloses 916 upper surfaces and clutch tooth covers the cooperation of 915 lower end surfaces, 916 lower end surface of clutch gear ring is equipped with clutch gear ring ball-and-socket 9161, clutch Support steel ball 96 is laid in gear ring ball-and-socket 9161, limiting slot is evenly equipped with inside clutch gear ring 916,916 outside of clutch gear ring is It is furnished with limit base and the cooperation of outer pulling sleeve 919 limits.Clutch gear ring 916 passes through the support steel ball 96 in outer 919 inner cavity of pulling sleeve Connect the bearing shim 917 that is arranged in homophony shaft 91, clutch gear ring 916 and bearing shim 917 is opposite offers on one side The clutch gear ring ball-and-socket 9161 that support steel ball 96 is installed for activity, when brake clearance meets the requirements, when pressure arm pushes, spiral shell Line push rod can not generate displacement, so that outer pulling sleeve 919 and clutch gear ring 916 can not rotate, by overcoming pressure spring 918 to apply pressure Power separates clutch tooth set 915 with clutch gear ring 916, generated twisting resistance is pushed to eliminate pressure arm, to protect adjuster Inner components will not be damaged, and homophony shaft 91 is screwed shifting block 920 in installation far from one end of stiffening plate 92, interior Shifting block 920 seals the tail portion of outer pulling sleeve 919, is provided with and is covered in homophony shaft 91 between interior shifting block 920 and bearing shim 917 Pressure spring 918 is alternately provided with convex block 9192 and slot 9193 on the two edges that outer pulling sleeve 919 is unfolded, passes through the convex block on both sides 9192 and slot 9193 be mutually inserted the outer pulling sleeve 919 to form a whole, the inner wall of outer pulling sleeve 919 is equipped with rib 9191, rib The rounded distribution of item 9191, there are five double wedge, double wedge is used to stir screw putter for setting on the outer wall of outer pulling sleeve 919, is being spaced Two ventilating skylights are outputed at double wedge, output limiting groove on outer 919 top of pulling sleeve, groove is for limiting clutch gear ring 916 Axial rotation, in groove lower part, design has the press strip for compressing clutch gear ring 916, and press strip periphery is provided with opening.Work as braking When gap is too small, homophony shaft 91 is adjusted using spanner and torque guard, homophony shaft 91 is adjusted by interior shifting block 920 Screw putter increases brake clearance, when brake, by meeting the requirements brake clearance from conditioning function, reaches braking effect Fruit.Interior shifting block 920 is the irregular prismatic structure in both ends, and interior shifting block is mounted on outer 919 bottom of pulling sleeve, for limiting and supporting pressure spring 918.Entire main modulation device assembly is integral the non-maintaining adjustment mechanism of rivet pressing structure and leads to after all adjustment mechanism part installations It crosses limit to rivet homophony shaft rear portion, guarantees that integrated regulation mechanism stable is reliable, problem will not be fallen off, it is non-maintaining Structure avoids adjustment mechanism misloading or maintenance failure caused by repeated disassembled and assembled.

The end of homophony shaft 91 is connected with drive sprocket 18, the top of driven self-regulated shaft in driven adjuster assembly 2 It is provided with driven sprocket (unlabeled in figure), is sequentially connected between drive sprocket 18 and driven sprocket by chain 19, drive chain The outside of wheel 18 is also equipped with adhesive tape 20 and blocking 21.Driven self-regulated shaft is connect by circlip with screw putter inner wall, driven The junction of adjuster assembly 2 and braking clamp body ontology 12 is provided with plastic dust cover 7, plastic dust cover 7 and driven adjuster The junction of assembly 2 is provided with gasket 8, and the top of homophony shaft 91 is provided with force moment protection device 17 and by 16 envelope of glue lid Dress.Wherein gasket 8 uses unique rectangular configuration, changes by original cylindrical shape, the gasket of rectangular configuration, with system Moving caliper body fits are even closer reliable, and lift-off seal effect thoroughly solves leak seepage problem.

Disc type brake caliper assembly working principle provided in this embodiment: when brake clearance is excessive, pressure arm is pushed, band It is dynamic to allot 97 rotation of set, under the action of fixing sleeve 95 and limit sleeve 910, the certain angle of 97 rotation of set is alloted by adjusting steel Ball 911 and the limit drive rotation of limit sleeve 910 for alloting the big ball-and-socket 973 of set and the first limit sleeve ball-and-socket 9101, then by adjusting The cooperation of steel ball 911 and clutch tooth set 915 makes its rotation, drives clutch gear ring 916 by the intermeshing between teeth outer Pulling sleeve 919 rotates, and the outer rotation of pulling sleeve 919 passes to screw putter, and screw putter generates displacement to realize adjust automatically brake cabin Gap is insufficient, reaches braking effect；When brake clearance meets the requirements, when pressure arm pushes, screw putter can not generate displacement, from And outer pulling sleeve 919 and clutch gear ring 916 can not rotate, by overcoming 918 pressure applied of pressure spring, make clutch tooth set 915 with from It closes gear ring 916 to separate, generated twisting resistance is pushed to eliminate pressure arm, to protect adjuster inner components not damaged It is bad；When brake clearance is too small, homophony shaft 91 is adjusted using spanner and torque guard, homophony shaft 91 passes through interior shifting block 920 adjust screw putter, increase brake clearance, when brake, by meeting the requirements brake clearance from conditioning function, reach To braking effect.

Embodiment 2:

A kind of commercial vehicle disc type brake caliper assembly, structure is as described in Example 1, the difference is that: short bushing 4 Height is 35mm.From the point of view of the case where according to actual processing, 35mm is may be selected in short bushing maximum height, and the height more than 35mm is difficult Meet cooperation, the installation requirement of caliper assembly.

Embodiment 3:

A kind of commercial vehicle disc type brake caliper assembly, structure is as described in Example 1, the difference is that: short bushing 4 Height is 30mm.Neither long nor short using the short bushing of 30mm height, height is just right, both can increase the sliding stroke of stub pin, It can guarantee the wearability and better guiding performance of short bushing, while more convenient machining again.

Embodiment 4:

A kind of commercial vehicle disc type brake caliper assembly, structure is as described in Example 1, the difference is that: bottom cover and system Moving caliper ontology is bolted by four.Bottom cover is cast member, and the big intensity of thickness is high, since bottom cover intensity and hardness are compared with Gao An It only needs to fix make-up with 4 bolts when dress, the bolt of half fewer than traditional dust excluding plate, this also reduces clamp in processing Difficulty and some unnecessary processes when body.

Embodiment 5:

A kind of commercial vehicle disc type brake caliper assembly, structure is as described in Example 1, the difference is that: braking clamp body The side of ontology 12 offers ventilation hole 34, and braking clamp body ontology 12 and the junction of ventilation hole 34 are provided with sealing ring, divulge information The end in hole 34 is equipped with Air Filter, and the side of braking clamp body ontology 12 is that the outside of ventilation hole 34 is provided with fastener, caliper It is connected between body ontology 12 and fastener by rotary shaft and rotary sleeve, one section of rotary shaft is connected with snap-gauge, rotary sleeve It is connected between side and snap-gauge by reset spring.

Claims (10)

1. a kind of commercial vehicle disc type brake caliper assembly characterized by comprising

Braking clamp body ontology, braking clamp body outer body is equipped with brake holder, inside is equipped with pin shaft and first in hexagonal circle Chapiter screw, the end of braking clamp body ontology side are separately installed with left guiding pin member and right guiding pin member；

Main modulation device assembly, using the brake slack adjuster structure of engagement sleeve antioverloading function；

Driven adjuster assembly, using clip spring structure；

Wherein, main modulation device assembly and driven adjuster assembly are between left guiding pin member and right guiding pin member, homophony The top of whole device assembly is connected with the top of driven adjuster assembly by sprocket wheel chain mechanism, the bottom of main modulation device assembly and The bottom of driven adjuster assembly is connect by support base dust cover with braking clamp body ontology side, main modulation device assembly and driven It is connected between adjuster assembly by pressure arm assembly, needle roller vice president is provided on the outside of pressure arm assembly top into pressure arm Load seat assembly is provided with below assembly, the bottom end of load seat assembly is provided with return spring and load seat assembly is by first Hexagon socket cap head screw is connect with braking clamp body ontology.

2. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the left guiding pin member includes The hexagonal cylindrical head screw of braking clamp body ontology is connected, is successively socketed with stub pin, short bushing, branch on the outside of hexagonal cylindrical head screw The junction of support set, stub pin and braking clamp body ontology is provided with outside framework oil seal；The height of the short bushing is 25-35mm.

3. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the right guiding pin member includes The second hexagon socket cap head screw of braking clamp body ontology is connected, length is successively socketed on the outside of the second hexagon socket cap head screw and is led To set, long bushing, the top of the second hexagon socket cap head screw is provided with long trunnion nut cap, the second hexagon socket cap head screw Bottom end is provided with retainer, and the side of retainer is provided with guide sleeve dust cover.

4. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the main modulation device assembly includes One homophony shaft, the end point of homophony shaft, which is socketed between stiffening plate and fixed plate and stiffening plate and fixed plate, is provided with nylon Cushion block, be disposed in the homophony shaft of fixed plate side fixing sleeve, support steel ball, allot set, spring bearing, limit sleeve, Steel ball, clutch tooth set and outer pulling sleeve are adjusted, tension spring is connected on the outside of limit sleeve, is provided with thickness between limit sleeve and clutch tooth set Gag and thin gag, one end of outer pulling sleeve are provided with limit plate, and outer pulling sleeve, which is internally provided with to cover with clutch tooth, to match The clutch gear ring of conjunction, support steel ball, bearing shim, pressure spring are disposed with inside the outer pulling sleeve of clutch gear ring side, and homophony turns Interior shifting block and interior shifting block support pressure spring are connected at the end tail of axis.

5. commercial vehicle disc type brake caliper assembly as claimed in claim 4, which is characterized in that the fixed plate is metal plate, One end of fixed plate is equipped with hook-shaped bending；For the fixing sleeve with guiding fixed frame, respectively there are openings for the left and right of fixing sleeve, fixed Set one side is equipped with ball bumps face, and fixing sleeve another side is equipped with fixing sleeve ball-and-socket, and ball bumps face is matched with fixed plate and hook Shape bending is connected in opening, the arrangement support steel ball in fixing sleeve ball-and-socket；

For the set of alloting with shifting fork structure, the center for alloting set is equipped with guide groove and guide groove and fixing sleeve are cooperatively connected, and adjusts Pulling sleeve is equipped with alloting for placement support steel ball on one side and covers small ball-and-socket, allots set another side equipped with multiple placement steel balls and allots set greatly Ball-and-socket, allots that cover the shape of big ball-and-socket include orthodrome and small arc-shaped, and orthodrome is connected with small arc-shaped by two sections of camber lines；

The limit sleeve upper surface is equipped with the first limit sleeve ball for placing steel ball with the cooperation of set lower end surface, limit sleeve upper surface is alloted Nest, steel ball are fixed after being placed in the first limit sleeve ball-and-socket by tension spring, and limit sleeve lower end surface is concave architecture and is equipped with described in placement Adjust the second limit sleeve ball-and-socket of steel ball；

The tension spring is equipped with fixed crotch, and set is alloted by the way that crotch is fixed in tension spring top, and tension spring lower part is solid by crotch Fixing limit set.

6. commercial vehicle disc type brake caliper assembly as claimed in claim 4, which is characterized in that the limit plate is concavity knot Structure is equipped with ten retention beads mutually staggered inside limit plate, sets that there are five uniformly distributed limited support protrusions outside limit plate；

The clutch tooth set is internal to be cooperated with homophony shaft, and clutch tooth set is external to be evenly equipped with clutch tooth set ball-and-socket, and clutch tooth is put on End face is plane, and clutch tooth set lower end surface is evenly equipped with rolling rack gear；Clutch gear ring upper surface is evenly equipped with rolling rack gear, clutch Gear ring upper surface and the lower end surface cooperation of clutch tooth set, clutch gear ring lower end surface is equipped with clutch gear ring ball-and-socket, in clutch gear ring ball-and-socket Support steel ball is laid, clutch gear ring inner is evenly equipped with limiting slot, and limit base is evenly equipped with outside clutch gear ring and outer pulling sleeve cooperates Limit；

The outer pulling sleeve is a cylindrical sleeve, and sleeve is formed by plane body curling grafting, and the both sides of the edge of plane body are submitted For convex block and slot is provided with, upper cartridge is equipped with multiple sunroof holes, is additionally provided among peep hole and peep hole and sets on sleeve There is positive stop strip, set that there are five the ribs of protrusion on the inner wall of lower cartridge, double wedge, sleeve bottom peace are provided on the outer wall of sleeve The position for filling the pressure spring is equipped with ventilation opening and limited mouth；

The interior shifting block is both ends prismatic structure, and interior shifting block is mounted on outer pulling sleeve bottom, for limiting and supporting pressure spring.

7. commercial vehicle disc type brake caliper assembly as claimed in claim 4, which is characterized in that the end of the homophony shaft connects It is connected to drive sprocket, the top of driven adjuster assembly is provided with driven sprocket, passes through chain between drive sprocket and driven sprocket Item transmission connection, the junction of driven adjuster assembly and braking clamp body ontology are provided with plastic dust cover, plastic dust cover with The junction of driven adjuster assembly is provided with gasket, and the top of homophony shaft is provided with force moment protection device and is sealed by Jiao Gai Dress.

8. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the braking clamp body ontology and branch The junction of support seat dust cover is provided with bottom cover, and the junction of bottom cover and support base dust cover is provided with axle envelope, bottom cover and braking Caliper ontology is bolted by four.

9. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the one of the braking clamp body ontology Side offers ventilation hole, and the end of ventilation hole is equipped with Air Filter, is provided with fastener on the outside of ventilation hole.

10. commercial vehicle disc type brake caliper assembly as described in claim 1, which is characterized in that the support base dust cover is Self-locking spring leaf skeleton structure.