A kind of dual brake sheet brake units based on sliding transfer
Art
The invention belongs to automobile brake technical field, particularly relate to a kind of dual brake sheet brake units based on sliding transfer.
Background technology
Current automobile brake major part uses hydraulic drive brake block to produce pressure with brake disc, by frictional force, brake disc is braked. In braking procedure, disc surface all contacts with brake disc surface, when brake block because certain once brakes occurs in that brake block heating is worn and torn rapidly, and the time abrasion that the service life of brake block is then, namely need to change immediately, otherwise influence whether traffic safety. Additionally for brake block, brake block that performance is high and the low brake block price difference of performance are relatively big, and often everybody buys the brake block of medium-performance, both ensure that quality also meets price holding capacity. But medium brake block is not so good as a kind of contradiction of the measured brake block of matter, safety and Price Impact in strong performance in a flash after all.
The present invention designs a kind of dual brake sheet brake units based on sliding transfer and solves as above problem.
Summary of the invention
For solving drawbacks described above of the prior art, a kind of dual brake sheet brake units based on sliding transfer of disclosure, it realizes by the following technical solutions.
A kind of dual brake sheet brake units based on sliding transfer, it is characterized in that: it includes brake disc, first brake unit, the second brake units, rotating shaft, wherein brake disc is arranged on rotating shaft one end, first brake unit and the second brake units structure are identical and be symmetrically mounted on automobile chassis, and first brake unit and the second brake units are positioned at brake disc both sides.
Above-mentioned first brake unit includes brake units and connects shell, first brake supports, the second brake support, power plate, brake units hydraulic case, slidable adjustment structure, hydraulic column, guide rail spring, guide rail limiting plate, guide-track groove, and wherein brake units connection shell is arranged on brake units hydraulic case and both internal cavities communicate; First brake unit and the second brake units connect shell by respective brake units and are connected with each other, and in junction, inner chamber communicates; Two hydraulic columns are arranged on brake units hydraulic case side by side, and two hydraulic column one end are positioned at the internal other end of brake units hydraulic case outside brake units hydraulic case; Power plate is arranged on two hydraulic columns; First brake supports and is arranged on the second brake support, and first brake supports and becomes 150 degree with the second brake support;Two slidable adjustment structures are arranged on first brake side by side and support and on the second brake support, power plate side has two guide-track grooves side by side, is provided with a guide rail spring bottom each guide-track groove, and guide rail limiting plate is arranged on power plate top.
Above-mentioned slidable adjustment structure includes slip cap, journal stirrup, straight pin, the first limited block, return spring, the first support plate, the second support plate, guide rail, trapezoid cross section, slipping column, pillar supports, press spring, the second limited block, wherein slipping column is installed on the second brake support, pillar supports one end and is arranged in first brake support, and the other end is arranged on slipping column top; Slip cap is arranged on slipping column, and pressure spring one end is arranged on slip cap, and the other end is arranged on the second brake support, and pressure spring is nested in outside slipping column; Journal stirrup is arranged on slip cap, first support plate one end is arranged on journal stirrup by straight pin, first limited block is arranged on the upside of journal stirrup, second limited block is arranged on the downside of journal stirrup, return spring one end is arranged on the first limited block, and the other end is arranged on the first support plate, and the second support plate is arranged on the first support plate, guide rails assembling is on the first support plate and the second support plate, and guide rail is trapezoidal rails; Guide rail coordinates with guide-track groove, and guide rail spring one end is arranged on guide rail top, and the other end is arranged on guide-track groove bottom.
As the further improvement of this technology, on above-mentioned brake disc, circumference uniformly has wheel fixing hole.
As the further improvement of this technology, above-mentioned first brake supports and is provided with brake block, and above-mentioned second brake support is provided with brake block, and first brake supports the upper brake block performance installed inferior to the brake block performance installed on the second brake support.
Relative to traditional automobile brake technology, in the present invention, first brake unit and the second brake units connect shell by brake units and connect, and are located at brake disc both sides, the hydraulic column being arranged on brake units hydraulic case by hydraulic control flexible. First brake supports and becomes 150 degree of angles with the second brake support, and the slidable adjustment structure installed by two opposed, side-by-side is arranged on power plate; Slidable adjustment structure according to the flexible of hydraulic column and the brake disc external force to brake support, can regulate first brake and support and the contact relation of the second brake support with brake disc. Before brake block on brake support contacts with brake disc, first brake supports parallel with brake disc, elongation along with hydraulic column, the brake block that brake disc supports with first brake when brake disc contacts with brake block contacts, when hydraulic column continues elongation, brake block is subject to the restriction of brake disc on hydraulic column axis direction; Along with power plate moves, slip cap will on slipping column slide downward, simultaneously guide rail can along guide-track groove slide downward, because the force application spring on slipping column is compressed, brake disc is produced pressure by brake block, and then produces frictional force; When hydraulic column continues elongation, when slip cap slide downward on slipping column exceedes first brake support and the second brake support junction, because the moment loading of slipping column makes slip cap brake support support along first brake and the second brake support junction point rotates, second brake support is contacted with brake disc, first brake supports angled with brake disc, now the second brake support becomes workpiece, and the first support plate turns an angle around straight pin relative to slip cap simultaneously. After brake behavior terminates, under pressure spring elongation effect, slip cap restores to the original state with slipping column relative position; Under guide rail spring effect, the relative position of guide rail and guide-track groove restores to the original state; Under return spring effect, the first support plate restores to the original state with slip cap relative position; Wherein the design of the second support plate serves a reinforcement guide rail and the first support plate mounting stability effect; Pillar supports and serves when braking initial, and the force component of slipping column can be transmitted to first brake and support by slip cap reliably; The present invention, by designing two brake support, installs brake block two kinds different on two brake support, it is possible to is regulated by slidable adjustment structure and is gently stopping and stopping in process by force, the brake block in switch operating. When the custom that driver drives is relatively good, drive often gently to brake, the brake block that the simply first brake that brake block is often worn supports, brake block abrasion on second brake support is less, when the time that brake block uses is longer, the brake block used of gently stopping occurs malfunctioning because of abrasion, at this moment stops by force and is also able to ensure traffic safety, because brake block is part wears. At this moment the inefficacy gently stopped of braking mechanism changes the prompting of brake block can to driver one, but now the brake block used of stopping by force of braking mechanism has not expired. Present invention utilizes the brake block gently stopped and wear and tear in a flash by force different so that people can, when gently stopping inefficacy, can either have recognized the need to change brake block, can utilize again continuation safety traffic of stopping by force. Additionally brake block is when mounted, work surface at light brake block in a flash can install slightly time any brake block, and strong brake block in a flash work surface can the higher brake block of installation quality, namely do so improves the safety of car load braking, ensure that economy simultaneously.
Accompanying drawing explanation
Fig. 1 is brake structure schematic diagram.
Fig. 2 is brake structure side view.
Fig. 3 is first brake cellular construction schematic diagram.
Fig. 4 is first brake unit top view.
Fig. 5 is slidable adjustment structure scheme of installation.
Fig. 6 is slidable adjustment structure installation side view.
Fig. 7 is slidable adjustment structural side view.
Fig. 8 is slidable adjustment structural representation.
Fig. 9 is slipping column scheme of installation.
Figure 10 is guide rails assembling and guide rail spring scheme of installation.
Figure 11 is guide-track groove structural representation.
Number in the figure title: 1, wheel fixing hole, 2, brake disc, 3, first brake unit, 4, second brake units, 5, rotating shaft, 6, brake units connects shell, 7, first brake supports, 8, second brake support, 9, power plate, 10, brake units hydraulic case, 11, slidable adjustment structure, 12, hydraulic column, 13, slip cap, 14, journal stirrup, 15, straight pin, 16, first limited block, 17, return spring, 18, first support plate, 19, second support plate, 20, guide rail, 21, trapezoid cross section, 22, slipping column, 23, pillar supports, 24, guide rail spring, 25, guide rail limiting plate, 26, guide-track groove, 27, pressure spring, 28, second limited block.
Detailed description of the invention
As shown in Figure 1, 2, it includes brake disc 2, first brake unit the 3, second brake units 4, rotating shaft 5, wherein brake disc 2 is arranged on rotating shaft 5 one end, first brake unit 3 is identical with the second brake units 4 structure and is symmetrically mounted on automobile chassis, and first brake unit 3 and the second brake units 4 are positioned at brake disc 2 both sides.
As shown in Figure 3,4, above-mentioned first brake unit 3 includes brake units and connects shell 6, first brake support the 7, second brake support 8, power plate 9, brake units hydraulic case 10, slidable adjustment structure 11, hydraulic column 12, guide rail spring 24, guide rail limiting plate 25, guide-track groove 26, wherein as it is shown in figure 1, brake units connection shell 6 is arranged on brake units hydraulic case 10 and both internal cavities communicate; First brake unit 3 is connected shell 6 with the second brake units 4 by respective brake units and is connected with each other, and in junction, inner chamber communicates; As shown in Figure 2,4, two hydraulic columns 12 are arranged on brake units hydraulic case 10 side by side, and two hydraulic column 12 one end are positioned at the internal other end of brake units hydraulic case 10 outside brake units hydraulic case 10; As it is shown on figure 3, power plate 9 is arranged on two hydraulic columns 12; First brake support 7 is arranged on the second brake support 8, and as shown in Figure 6, first brake supports 7 and the second brake support 8 one-tenth 150 degree; As shown in Figure 5, two slidable adjustment structures 11 are arranged on first brake support 7 and the second brake support 8 side by side, such as Figure 10, shown in 11, power plate 9 side has two guide-track grooves 26 side by side, being provided with a guide rail spring 24 bottom each guide-track groove 26, guide rail limiting plate 25 is arranged on power plate 9 top.
As shown in Figure 7,8, above-mentioned slidable adjustment structure 11 includes slip cap 13, journal stirrup 14, straight pin the 15, first limited block 16, return spring the 17, first support plate the 18, second support plate 19, guide rail 20, trapezoid cross section 21, slipping column 22, pillar supports 23, press spring the 27, second limited block 28, wherein as shown in Figure 9, slipping column 22 is installed on the second brake support 8, pillar supports 23 one end and is arranged in first brake support 7, and the other end is arranged on slipping column 22 top; Slip cap 13 is arranged on slipping column 22, and pressure spring 27 one end is arranged on slip cap 13, and the other end is arranged on the second brake support 8, and pressure spring 27 is nested in outside slipping column 22;Journal stirrup 14 is arranged on slip cap 13, first support plate 18 one end is arranged on journal stirrup 14 by straight pin 15, first limited block 16 is arranged on the upside of journal stirrup 14, second limited block 28 is arranged on the downside of journal stirrup 14, return spring 17 one end is arranged on the first limited block 16, and the other end is arranged on the first support plate 18, and the second support plate 19 is arranged on the first support plate 18, guide rail 20 is arranged on the first support plate 18 and the second support plate 19, and guide rail 20 is trapezoidal rails 20; Guide rail 20 coordinates with guide-track groove 26, and guide rail spring 24 one end is arranged on guide rail 20 top, and the other end is arranged on guide-track groove 26 bottom.
As it is shown in figure 1, circumference uniformly has wheel fixing hole 1 on above-mentioned brake disc 2.
Above-mentioned first brake supports and is provided with brake block on 7, and above-mentioned second brake support 8 is provided with brake block, and first brake supports the brake block performance installed on 7 inferior to the brake block performance installed on the second brake support 8.
In sum, as it is shown in figure 1, first brake unit 3 is connected shell 6 with the second brake units 4 by brake units and connects in the present invention, and it is located at brake disc 2 both sides, the hydraulic column 12 being arranged on brake units hydraulic case 10 by hydraulic control flexible. First brake support 7 and 8 one-tenth 150 degree of angles of the second brake support, the slidable adjustment structure 11 installed by two opposed, side-by-side is arranged on power plate 9; Slidable adjustment structure 11 according to the flexible of hydraulic column 12 and the brake disc 2 external force to brake support, can regulate the contact relation of first brake support 7 and the second brake support 8 and brake disc 2. Before brake block on brake support contacts with brake disc 2, it is parallel with brake disc 2 that first brake supports 7, elongation along with hydraulic column 12, the brake block that brake disc 2 supports on 7 with first brake when brake disc 2 contacts with brake block contacts, when hydraulic column 12 continues elongation, brake block is subject to the restriction of brake disc 2 on hydraulic column 12 axis direction; Along with power plate 9 moves, slip cap 13 will on slipping column 22 slide downward, simultaneously guide rail 20 can along guide-track groove 26 slide downward, because the force application spring on slipping column 22 is compressed, brake disc 2 is produced pressure by brake block, and then produces frictional force; When hydraulic column 12 continues elongation, when slip cap 13 slide downward on slipping column 22 exceedes first brake support 7 and the second brake support 8 junction, because the moment loading of slipping column 22 is made brake support rotate along first brake support 7 and the second brake support 8 junction point by slip cap 13, second brake support 8 is contacted with brake disc 2, it is angled with brake disc 2 that first brake supports 7, now the second brake support 8 becomes workpiece, and the first support plate 18 turns an angle around straight pin 15 relative to slip cap 13 simultaneously. After brake behavior terminates, under pressure spring 27 elongation effect, slip cap 13 restores to the original state with slipping column 22 relative position; Under guide rail spring 24 acts on, the relative position of guide rail 20 and guide-track groove 26 restores to the original state; Under return spring 17 acts on, the first support plate 18 restores to the original state with slip cap 13 relative position; Wherein the design of the second support plate 19 serves a reinforcement guide rail 20 and the first support plate 18 mounting stability effect; Pillar supports 23 and serves when braking initial, and the force component of slipping column 22 can be transmitted to first brake and support on 7 by slip cap 13 reliably; The present invention, by designing two brake support, installs brake block two kinds different on two brake support, it is possible to is regulated by slidable adjustment structure 11 and is gently stopping and stopping in process by force, the brake block in switch operating.When the custom that driver drives is relatively good, drive often gently to brake, the simply first brake that brake block is often worn supports the brake block on 7, brake block abrasion on second brake support 8 is less, when the time that brake block uses is longer, the brake block used of gently stopping occurs malfunctioning because of abrasion, at this moment stops by force and is also able to ensure traffic safety, because brake block is part wears. At this moment the inefficacy gently stopped of braking mechanism changes the prompting of brake block can to driver one, but now the brake block used of stopping by force of braking mechanism has not expired. Present invention utilizes the brake block gently stopped and wear and tear in a flash by force different so that people can, when gently stopping inefficacy, can either have recognized the need to change brake block, can utilize again continuation safety traffic of stopping by force. Additionally brake block is when mounted, work surface at light brake block in a flash can install slightly time any brake block, and strong brake block in a flash work surface can the higher brake block of installation quality, namely do so improves the safety of car load braking, ensure that economy simultaneously.