CN115263950B

CN115263950B - Automobile brake disc convenient to replace

Info

Publication number: CN115263950B
Application number: CN202211169080.4A
Authority: CN
Inventors: 提雯淇; 耿懿; 裴鸿昌
Original assignee: Laizhou Weichen Auto Parts Co ltd
Current assignee: Laizhou Weichen Auto Parts Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-03
Anticipated expiration: 2042-09-26
Also published as: CN115263950A

Abstract

The invention discloses an automobile brake disc convenient to replace, belonging to the technical field of automobile parts; an automobile brake disc convenient to replace, comprising: the brake comprises a connecting disc, a plurality of pairs of arc plates and a brake component; the supporting component comprises a fixture block and two sliding rails, the fixture block is embedded in the connecting disc and is fastened by a plurality of bolts, the two sliding rails are horizontally and symmetrically fixedly installed on the fixture block, the two arc plates are horizontally and symmetrically arranged and are vertically embedded on the two sliding rails in a sliding manner, and a gap is reserved between the end faces of the two pairs of adjacent arc plates; the ejection component is arranged in the caliper; the limiting components are multiple groups, and the multiple groups of limiting components are respectively arranged between the multiple pairs of arc-shaped plates; the invention effectively solves the problem that stress needs to be overcome and labor is wasted when the device is disassembled and replaced.

Description

Automobile brake disc convenient to replace

Technical Field

The invention relates to the technical field of automobile parts, in particular to an automobile brake disc convenient to replace.

Background

The brake disc is an important part of an automobile during braking, the driving safety of the automobile is directly influenced by the quality of the braking performance of the automobile, the automobile is generally braked by matching a brake block with a friction function with the brake disc, the automobile is braked by the friction function, the brake function is generated on the automobile, frequent friction is generated, the working face of the brake disc is easily abraded, and therefore the brake disc needs to be replaced.

The patent document with the publication number of CN212131134U discloses an automobile brake disc convenient to replace, which relates to the technical field of automobile parts and comprises a connecting disc; one side of the connecting plate is fixedly connected with six arc-shaped plates through bolts; the arc-shaped disc comprises two arc-shaped plates which are oppositely arranged; the array between the opposite surfaces of the two arc-shaped plates is provided with connecting ribs; two adjacent connecting ribs and two arc plates form a heat dissipation channel. The utility model discloses a connection pad and arc dish through split formula connection, two adjacent arc dish both sides are through spacing conducting bar and the mutual joint of spacing groove and close and enclose and constitute the cyclic annular structure, only need install the arc dish when the installation is dismantled, need not to load and unload the connection pad of fastening each other with automobile wheel hub, reduced the brake disc and changed the frequency of maintaining, and when brake disc part position wearing and tearing were too big, only need change single arc dish, reduced the use cost of automobile maintenance, the practicality is stronger.

Among the above-mentioned scheme, make a brake disc of a plurality of arc dishes constitution through the piecemeal, when changing the maintenance, need not whole change, the cost is reduced, but position nature between the arc dish of each piecemeal is to fixing, because during the brake disc braking, can produce a large amount of heats because of the friction, simultaneously, can receive the extrusion force, thereby make and to produce local deformation between each piecemeal, lead to the junction to produce stress between two adjacent arc dishes, when dismantling the change, need overcome stress, it is comparatively hard.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention aims to provide an automobile brake disc convenient to replace, which aims to solve the problems in the background technology: positional nature is fixed between the arc dish of each piecemeal, because during the brake disc braking, can produce a large amount of heats because of the friction, simultaneously, can receive the extrusion force to can produce local deformation between making each piecemeal, lead to junction production stress between two adjacent arc dishes, when dismantling the change, need overcome stress, it is comparatively hard.

2. Technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

an automobile brake disc convenient to replace, comprising:

the connecting plate is provided with a plurality of mounting holes;

the brake component comprises a caliper, two friction blocks and a first hydraulic cylinder;

the supporting component comprises a fixture block and two sliding rails, the fixture block is embedded in the connecting disc and is fastened by a plurality of bolts, the two sliding rails are horizontally and symmetrically fixedly installed on the fixture block, the two arc plates are horizontally and symmetrically arranged and are vertically embedded on the two sliding rails in a sliding manner, and a gap is reserved between the end faces of the adjacent arc plates;

the ejection component is arranged in the caliper;

the limiting components are multiple groups, and the multiple groups of limiting components are arranged between the multiple pairs of arc-shaped plates respectively.

Realize the motion of keeping away from each other of two arcs, it is preferred, the top pushes away the part and includes second pneumatic cylinder and two ejector pads, the equal slidable mounting in second pneumatic cylinder both ends has the push rod, two the ejector pad is fixed mounting respectively in the one end that two push rods kept away from each other, two the equal fixed mounting in one end that the push rod is close to each other has first piston, two fixed mounting has first spring between the first piston, the second pneumatic cylinder middle part switches on through first pipe and hydraulic system connection.

The fixing of the pushing component is realized, preferably, the second hydraulic cylinder is horizontally and fixedly installed between the pair of arc-shaped plates through a clamping plate, and the top end of the clamping plate is fixedly connected with the inner top wall of the caliper.

Guarantee the continuous stability of braking, preferably, two the push block tip, two clutch blocks tip and many pairs of arc board tip have all seted up the chamfer.

The reset work after the arc breaks away from the braking is realized, preferably, spacing part includes two pull rods, two screws, cylinder, two second pistons and second spring, the cylinder passes through the horizontal fixed mounting of bracer at the fixture block upper surface, two the equal level of pull rod sets up, and slides the cover respectively and establish at the cylinder both ends, two the second piston is fixed mounting respectively in the one end that two pull rods are close to each other, second spring level sets up, and both ends respectively with the one end fixed connection that two second pistons are close to each other, two the one end that the pull rod was kept away from each other all is connected with two arcs respectively through the screw.

Make the air current circulate in the arc inside, be convenient for the cooling, preferably, two seted up air flue and a plurality of gas pocket in the arc, the cylinder both sides all are connected through trachea and air flue and are switched on.

3. Advantageous effects

(1) According to the invention, through the arrangement of the supporting part, when braking is carried out, relative sliding is generated between the adjacent arc-shaped plates in the braking area, so that the continuous effectiveness of braking is ensured, and mutual interference is avoided, so that stress is not generated;

(2) According to the invention, through the movable design of the arc-shaped plate, when braking is carried out, the arc-shaped plate and the friction block are simultaneously close to each other, so that the contact time between the friction block and the arc-shaped plate is shortened, the earlier-stage time of entering a braking state is further shortened, the braking sensitivity is improved, and the push block is matched with the friction block to clamp one arc-shaped plate, so that the area of a friction area is increased, and the braking is more effective;

(3) According to the invention, through the arrangement of the limiting part, the reset work of the braked arc-shaped plate is realized, the flow of gas in the arc-shaped plate can be accelerated, more heat is taken away, and the arc-shaped plate is cooled by air cooling more effectively by matching with the airflow in the driving process of the automobile.

Drawings

FIG. 1 is a schematic front perspective view of an easily replaceable brake disc for an automobile according to the present invention;

FIG. 2 is a schematic rear perspective view of a brake disc of an automobile convenient to replace according to the present invention;

FIG. 3 is a schematic perspective view of a support member of an easily replaceable brake disc for an automobile according to the present invention;

FIG. 4 is a schematic side view of a partial cross-sectional structure of a brake disc for an automobile, which is convenient to replace according to the present invention;

FIG. 5 is a schematic structural view of the easy-to-replace automobile brake disc in a braking state, showing the distribution of the positions of the arc-shaped plate, the friction block and the push block;

FIG. 6 is an enlarged view of the structure A in FIG. 4 of the brake disc of the automobile convenient to replace, which is provided by the invention;

fig. 7 is an enlarged view of the structure at the position B in fig. 4 of the automobile brake disc convenient to replace, which is provided by the invention.

In the figure: 1. connecting the disc; 2. an arc-shaped plate; 3. mounting holes; 4. a clamping block; 5. a slide rail; 6. a bolt; 7. a caliper; 8. a friction block; 9. a first hydraulic cylinder; 91. a connecting rod; 92. a second conduit; 10. a second hydraulic cylinder; 101. clamping a plate; 11. a push block; 12. a push rod; 13. a first piston; 14. a first spring; 15. a first conduit; 16. a pull rod; 17. a screw; 18. a cylinder; 19. a second piston; 20. a second spring; 21. a support block; 22. an airway; 23. air holes; 24. the trachea.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-7, a brake disc for an automobile convenient to replace includes: the wheel connecting structure comprises a connecting disc 1 and a plurality of pairs of arc plates 2, wherein a plurality of mounting holes 3 are formed in the connecting disc 1, and the connecting disc 1 can be connected with a wheel through the mounting holes 3; the brake component comprises a caliper 7, two friction blocks 8 and a first hydraulic cylinder 9, wherein the first hydraulic cylinder 9 is installed in the caliper 7 and used for driving the two friction blocks 8 to move so as to brake; the supporting component comprises a fixture block 4 and two sliding rails 5, the fixture block 4 is embedded on the connecting disc 1 and is fastened through a plurality of bolts 6, the two sliding rails 5 are horizontally and symmetrically fixedly installed on the fixture block 4, the two arc-shaped plates 2 are horizontally and symmetrically arranged and are vertically embedded on the two sliding rails 5 in a sliding mode, and gaps are reserved between the end faces of the adjacent arc-shaped plates 2; the ejection component is arranged in the caliper 7; the limiting components are multiple groups, and the multiple groups of limiting components are respectively arranged between the multiple pairs of arc-shaped plates 2.

The top pushes up the part and includes second pneumatic cylinder 10 and two ejector pads 11, the equal slidable mounting in second pneumatic cylinder 10 both ends has push rod 12, two ejector pads 11 respectively fixed mounting are in the one end that two push rods 12 kept away from each other, the equal fixed mounting in one end that two push rods 12 are close to each other has first piston 13, fixed mounting has first spring 14 between two first pistons 13, first spring 14 is used for making two ejector pads 11 reset after the braking is relieved, second pneumatic cylinder 10 middle part switches on through first pipe 15 and hydraulic system connection, calliper 7 is worn out on first pipe 15 top.

Second pneumatic cylinder 10 passes through cardboard 101 horizontal fixed mounting between a pair of arc 2, and cardboard 101 top and calliper 7 inside roof fixed connection.

The inner structure of the first hydraulic cylinder 9 is the same as the inner structure of the second hydraulic cylinder 10, output shafts at two ends are respectively connected with the two friction blocks 8 through the connecting rod 91, chambers at two sides of the first hydraulic cylinder 9 are respectively connected with the first guide pipe 15 through the second guide pipe 92, when braking is performed, the hydraulic system supplies oil through the top end of the first guide pipe 15, hydraulic oil enters the first hydraulic cylinder 9 and the second hydraulic cylinder 10 through the first guide pipe 15 and the two second guide pipes 92, after the oil enters the first hydraulic cylinder 9, two output ends are driven to move inwards, the two friction blocks 8 are driven to be close to each other through the two connecting rods 91, after the hydraulic oil enters the second hydraulic cylinder 10, two first pistons 13 are pushed to be away from each other, the two push rods 12 extend out, two push blocks 11 are made to be away from each other, two arc plates 2 are pushed away from each other, the two arc plates are respectively contacted with the two friction blocks 8, braking is performed, one friction block 8 is matched with one push block 11, one arc plate 2 is clamped, both sides of the two push plates 2 are all stressed, the area of the friction areas is increased, the braking area is more effective, meanwhile, the arc plates 2 and the sensitivity is further, the contact time of the brake blocks 8 is shortened, and the earlier stage of the brake is shortened.

Chamfers are respectively arranged at the end parts of the two push blocks 11, the end parts of the two friction blocks 8 and the end parts of the plurality of pairs of arc-shaped plates 2.

When the braking, ejector pad 11 is in same vertical plane with the arc 2 of not braking, when the wheel is not locked, the brake disc is whole to rotate along with the wheel, arc 2 in the braking can break away from with ejector pad 11 and clutch blocks 8, the setting of chamfer, can make the braking be in when the non-locking state, along with the rotation of wheel, alternate between the adjacent arc 2 with ejector pad 11 and the contact of clutch blocks 8, the arc 2 that is in the direction of rotation rear can replace the arc 2 in the place ahead to brake, thereby guarantee that the braking has good continuity and stationarity.

The limiting component comprises two pull rods 16, two screws 17, an air cylinder 18, two second pistons 19 and second springs 20, the air cylinder 18 is horizontally and fixedly installed on the upper surface of the fixture block 4 through a support block 21, the two pull rods 16 are all horizontally arranged and respectively sleeved at two ends of the air cylinder 18 in a sliding mode, the two second pistons 19 are respectively and fixedly installed at one ends, close to the two pull rods 16, of the two pull rods 16, the second springs 20 are horizontally arranged, two ends of each second spring are respectively and fixedly connected with one ends, close to the two second pistons 19, of the two pull rods 16, one ends, far away from the two pull rods 16, of the two arc plates 2 are respectively connected with the two arc plates 2 through the screws 17, when the two arc plates 2 are far away from each other, the two pull rods 16 are respectively driven to move through the screws 17, the two pull rods 16 drive the two second pistons 19 to move, the two second pistons 19 stretch the second springs 20, and the two arc plates 2 reset under the action of the second springs 20 after being separated from braking.

When the braking, the arc 2 of calliper 7 of way can slide on slide rail 5, keep away from each other, cooperate with clutch blocks 8 and ejector pad 11, produce the braking through the friction, the arc 2 that is in non-braking state keeps static, thereby make and produce relative motion between many pairs of adjacent arc 2, and leave the clearance between the adjacent arc 2, not lug connection, relative motion and non-fuses, the continuous validity of braking has both been guaranteed, avoid mutual interference again, thereby can not produce stress, when changing, dismantle comparatively laborsavingly, and the activity between arc 2 and the slide rail 5, avoid rustting the card and die, further convenient dismantlement.

During the change, carry out the selectivity according to degree of wear and tear and change arc plate 2, unscrew screw 17, can realize the separation of arc 2 and pull rod 16, pull down arc 2 from slide rail 5, change new arc 2 can, simultaneously, can realize fixture block 4's change through bolt 6, further avoid whole change reduce cost.

Example 2: the limiting component comprises two pull rods 16, two screws 17, a cylinder 18, two second pistons 19 and a second spring 20, the cylinder 18 is horizontally and fixedly installed on the upper surface of the fixture block 4 through a supporting block 21, the two pull rods 16 are horizontally arranged and respectively sleeved at two ends of the cylinder 18 in a sliding mode, the two second pistons 19 are respectively and fixedly installed at one ends, close to the two pull rods 16, of the two second pistons, the second spring 20 is horizontally arranged, two ends of the two second pistons are respectively and fixedly connected with one ends, close to the two second pistons 19, of the two pull rods 16, and one ends, far away from each other, of the two pull rods 16 are respectively connected with the two arc-shaped plates 2 through the screws 17.

Air passages 22 and a plurality of air holes 23 are formed in the two arc-shaped plates 2, and the two sides of the air cylinder 18 are connected and communicated with the air passages 22 through air pipes 24.

When the braking, keep away from relatively at two arcs 2, the cylinder 18 exhausts, discharge in the trachea 24, flow to air flue 22 from trachea 24, finally discharge from a plurality of gas pockets 23, after breaking away from the braking, two arcs 2 when reseing under the effect of second spring 20, cylinder 18 breathes in, the air current passes through gas pocket 23 and gets into air flue 22, finally get into cylinder 18 through trachea 24, through this kind of mode, can accelerate gas at the inside flow of arc 2, take away more heats, the cooperation car air current of in-process of traveling, carry out more effective forced air cooling to arc 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automobile brake disc convenient to replace, comprising:

the connecting plate comprises a connecting plate (1) and a plurality of pairs of arc plates (2), wherein a plurality of mounting holes (3) are formed in the connecting plate (1);

a braking part comprising a caliper (7), two pads (8) and a first hydraulic cylinder (9);

the method is characterized in that: the multiple pairs of arc-shaped plates (2) are all installed on the connecting disc (1) through supporting parts, each supporting part comprises a clamping block (4) and two sliding rails (5), each clamping block (4) is embedded in the corresponding connecting disc (1) and is fastened through multiple bolts (6), the two sliding rails (5) are horizontally symmetrically and fixedly installed on the corresponding clamping block (4), the two arc-shaped plates (2) are horizontally symmetrically arranged and are vertically and slidably embedded in the two sliding rails (5), and gaps are reserved between the end faces of the adjacent arc-shaped plates (2);

a push-up member disposed within the caliper (7);

the limiting components are multiple groups, and the multiple groups of limiting components are respectively arranged between the multiple pairs of arc plates (2);

the pushing component comprises a second hydraulic cylinder (10) and two pushing blocks (11), push rods (12) are arranged at two ends of the second hydraulic cylinder (10) in a sliding mode, the two pushing blocks (11) are fixedly arranged at one ends, far away from each other, of the two push rods (12), first pistons (13) are fixedly arranged at one ends, close to each other, of the two push rods (12), a first spring (14) is fixedly arranged between the two first pistons (13), and the middle of the second hydraulic cylinder (10) is connected and communicated with a hydraulic system through a first guide pipe (15);

the second hydraulic cylinder (10) is horizontally and fixedly arranged between the pair of arc-shaped plates (2) through a clamping plate (101), and the top end of the clamping plate (101) is fixedly connected with the inner top wall of the caliper (7);

the two push rods (12) extend out to enable the two push blocks (11) to be away from each other, push the two arc-shaped plates (2) to be away from each other, and respectively contact with the two friction blocks (8) to brake;

the limiting component comprises two pull rods (16) and two screws (17), and one ends, far away from each other, of the pull rods (16) are respectively connected with the two arc-shaped plates (2) through the screws (17).

2. The automobile brake disc convenient to replace of claim 1, wherein: chamfers are arranged at the end parts of the two pushing blocks (11), the two friction blocks (8) and the plurality of pairs of arc-shaped plates (2).

3. The automobile brake disc convenient to replace of claim 1, wherein: spacing part still includes cylinder (18), two second pistons (19) and second spring (20), cylinder (18) are through brace piece (21) horizontal fixed mounting at fixture block (4) upper surface, two pull rod (16) average level sets up, and slides respectively the cover and establish at cylinder (18) both ends, two second piston (19) respectively fixed mounting is in the one end that two pull rod (16) are close to each other, second spring (20) level sets up, and both ends respectively with two second pistons (19) one end fixed connection that are close to each other.

4. The automobile brake disc convenient to replace of claim 3, wherein: air passages (22) and a plurality of air holes (23) are formed in the two arc-shaped plates (2), and two sides of the air cylinder (18) are connected and communicated with the air passages (22) through air pipes (24).