CN103017994B - Pneumatic sliding table brake - Google Patents
Pneumatic sliding table brake Download PDFInfo
- Publication number
- CN103017994B CN103017994B CN201210484548.9A CN201210484548A CN103017994B CN 103017994 B CN103017994 B CN 103017994B CN 201210484548 A CN201210484548 A CN 201210484548A CN 103017994 B CN103017994 B CN 103017994B
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- brake
- slide unit
- erecting frame
- vapour
- pressure type
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Abstract
The invention discloses a pneumatic sliding table brake which comprises an installation bracket, a braking mechanism and an air pressure sensor. The installation bracket comprises a first installation bracket which is opened upwards and a second installation bracket which is adjacent to the first installation bracket. The braking mechanism is arranging in the first installation bracket in a bonding way. The braking mechanism comprises a brake pad and an air bag which is close to the brake pad. One side of the brake pad is fixed on the side wall of the first installation bracket. The brake pad is fixed with two ends of the other side which is adjacent to the air bag. The air pressure sensor is arranged on the air bag so as to detect the pressure of the air bag. A pipeline of the braking mechanism is distributed in the second installation bracket. The air bag is inflated to extrude the brake pad at one side which is adjacent to the air bag and move to the brake pad which is fixed at one side, and a brake copper piece at one side which is adjacent to the air bag is abutted with a brake copper piece at a fixed side, and gradually connected with the brake copper piece at the fixed side. When a ramp brake knife passes through the pneumatic sliding table brake disclosed by the invention, the sliding table brake is gradually braked to be stopped.
Description
Technical field
The invention belongs to automotive field, relate to vehicle impact testing field, particularly relate to a kind of slide unit brake structure.
Background technology
Slide unit test is by nondestructive simulating vehicle collision movement, is subject to secondary collision and the injury values that produces is evaluated, thus realizes the short-term low cost development of occupant protection system to occupant during vehicle collision at interior.General laboratory equipment be by computer-controlled A/H servo-drive system in conjunction with the interaction of two kinds of power sources to produce collision waveform, the pneumatic part of system provides driving force to accelerate the slide unit of guiding, the hydraulic part balancing this power system provides the power delaying to accelerate by the friction force of the brake cutter below slide unit, stopped by slide unit after slide unit is separated with hydraulic part eventually through slide unit brake.
Because the simulating realistic world needs a large amount of energy to carry out accelerated test parts, it is intrinsic character that system stores this energy as potential energy before emulation collision, potential energy is stored with a large amount of pressurized air, realize accelerating by releasing energy in process of the test, after off-test, slide unit is separated with water brake, but because inertia slide unit can move forward, now need by slide unit brake, slide unit to be stopped.Therefore be necessary to provide a kind of brake structure, the braking of slide unit can be realized fast and effectively.
Summary of the invention
The object of the present invention is to provide a kind of slide unit of vapour-pressure type to brake, structure does not simply have, easy to maintenance, can be good at the demand meeting slide unit stopping.
The solution of the present invention is as follows:
A kind of vapour-pressure type slide unit brake, comprise erecting frame, arrestment mechanism and baroceptor, described erecting frame comprises the first erecting frame of upward opening and second erecting frame adjacent with described first erecting frame, described arrestment mechanism laminating is installed in described first erecting frame, described arrestment mechanism comprises brake block and is close to the airbag of described brake block, described brake block side is fixed on the sidewall of described first erecting frame, the two ends of described brake block opposite side adjacent with described airbag are fixed, described baroceptor is installed on described airbag, to detect airbag air pressure size, the line distribution of described arrestment mechanism is in described second erecting frame.
Opening before and after described second erecting frame, the wall that the second erecting frame is adjacent with described first erecting frame is provided with mounting hole, and the pipeline of described arrestment mechanism is distributed in described second erecting frame through described mounting hole.
Described vapour-pressure type slide unit brake is provided with cover plate, and described cover plate is connected with described second erecting frame bolt.
Described vapour-pressure type slide unit brake bottom is provided with bolt mounting holes, and described bolt mounting holes top is round hole, and bottom is square opening.
Described vapour-pressure type slide unit brake symmetria bilateralis is provided with connection side plate, and described connection side plate is installed on the lateral wall of described first erecting frame and described second erecting frame respectively, comprises vertically disposed two boards, for being connected with track.
The two ends of described brake block opposite side adjacent with described airbag are through being bolted.
Described brake block is brake copper sheet.
Described vapour-pressure type slide unit brake is protection weldering welding fabrication.
Beneficial effect of the present invention is as follows: the present invention is according to test load and the size testing acceleration, calculate a barometric information and after air bag inflator, by airbag extruding right side brake block, it is made to move to the left, right side brake copper sheet and the left side copper sheet that brakes are pressed close to, and be connected, when slide unit brake cutter is by illustrated air pressure slide unit brake, cause slide unit to brake stop motion gradually.
Accompanying drawing explanation
Fig. 1 is the cut-away view of one embodiment of the invention;
Fig. 2 is the external structure of one embodiment of the invention;
Fig. 3 is the front elevation of one embodiment of the invention;
Fig. 4 is cut-open view embodiment illustrated in fig. 3;
Fig. 5 is the vertical view of one embodiment of the invention.
Embodiment
As shown in Figure 1 to Figure 3, a kind of vapour-pressure type slide unit brake, comprise erecting frame, arrestment mechanism and baroceptor, erecting frame comprises the first erecting frame 1 of upward opening and second erecting frame 2 adjacent with the first erecting frame, arrestment mechanism is installed in the first erecting frame 1, arrestment mechanism comprises the airbag 4 of brake block 3 and next-door neighbour's brake block, brake block 3 side is fixed on the sidewall of the first erecting frame 1, the two ends of brake block 3 opposite side adjacent with airbag 4 are fixed, baroceptor is installed on airbag 4, detect airbag 4 air pressure size, the line distribution of arrestment mechanism is in the second erecting frame 2.
Slide unit brake block 3 is made up of left and right two parts, be arranged on the region at the first erecting frame 1 place, in the present embodiment, brake block 3 is brake copper sheet, left side brake block is arranged on the left wall of the first erecting frame 1, and maintain static, right side brake is connected to the right side of the first erecting frame 1 by the bolt at two ends, the airbag 4 of slide unit brake is adjacent with the right side brake block of slide unit brake block 3.
During test, system is according to test load and the size testing acceleration, after calculating barometric information, open in the airbag 4 that gas pours by air valve, after airbag 4 is inflated, just extruding right side brake block moves to the left, right side brake copper sheet and the left side copper sheet that brakes are pressed close to, to such an extent as to be connected with left side copper sheet, when slide unit brake cutter is by illustrated air pressure slide unit brake, cause slide unit to brake stop motion gradually.
Wherein in an embodiment, opening before and after the second erecting frame 2, the wall that the second erecting frame 2 is adjacent with the first erecting frame 1 is provided with air admission hole 6, and the pipeline of arrestment mechanism is distributed in the second erecting frame 2 through air admission hole 6.Slide unit airbag 4 is connected with admission line and baroceptor respectively, for testing the detection of air pressure in the air inlet of front airbag 4 and airbag 4.The wire harness of baroceptor and the admission line of airbag 4 enter by air admission hole 6 and are distributed in the second erecting frame 2, and the second erecting frame 2 designs for opening, can facilitate distribution and the installation of these circuits.
As shown in Figure 2, the brake of vapour-pressure type slide unit is also provided with cover plate 7, and cover plate 7 and second is installed 2 frame bolts and is connected.In the present embodiment, cover plate 7 is by realizing in the screw of four of the corner of the second erecting frame 2 installing with fixing.Cover plate 7 can be opened easily, so that the examination and repair of vapour-pressure type slide unit brake when carrying out the installation and maintenance of slide unit brake.
As shown in Figure 3, vapour-pressure type slide unit brake bottom is provided with bolt mounting holes 8, and in the present embodiment, bolt mounting holes 8 top is round hole, and bottom is square opening.Adopt the bolt mounting holes of this kind of structure and coordinate the coupling bolt of this mounting hole, can be very firm slide unit brake system is arranged on slide unit track centre.
As shown in Figures 1 to 5, vapour-pressure type slide unit brake symmetria bilateralis is provided with and connects side plate 9, connecting side plate and is installed on respectively on the lateral wall of the first erecting frame 1 and the second erecting frame 2, comprising vertically disposed two boards, for being connected with track.
In the present embodiment, the brake of vapour-pressure type slide unit is overall is protection weldering welding fabrication, thus ensures vapour-pressure type slide unit brake overall construction intensity.
When reality uses, according to the difference of air pressure size in the airbag 4 poured, the brake of air pressure slide unit can be divided into the brake of low pressure slide unit brake with high pressure slide unit, low pressure brake system is identical with high pressure brake system structure.In slide unit system, general, slide unit brake system designs two joints altogether, one joint is low pressure, one joint is for high pressure, and the brake of low pressure slide unit is braked adjacent with hydraulic servo, and slide unit and hydraulic servo just enter low pressure slide unit and brake and carry out slide unit stopping after braking and being separated, the brake of low pressure slide unit is exactly thereafter high pressure brake system, high pressure brake system is Redundancy Design, for preventing slide unit impulsive force too high, time low pressure brake system can not meet slide unit stopping, continue to provide friction force, carry out braking brake.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (8)
1. a vapour-pressure type slide unit brake, it is characterized in that: comprise erecting frame, arrestment mechanism and baroceptor, described erecting frame comprises the first erecting frame of upward opening and second erecting frame adjacent with described first erecting frame, described arrestment mechanism laminating is installed in described first erecting frame, described arrestment mechanism comprises brake block and is close to the airbag of described brake block, described brake block side is fixed on the sidewall of described first erecting frame, the two ends of described brake block opposite side are fixed, described baroceptor is installed on described airbag to detect airbag air pressure size, the line distribution of described arrestment mechanism is in described second erecting frame.
2. vapour-pressure type slide unit brake according to claim 1, it is characterized in that: opening before and after described second erecting frame, the wall that second erecting frame is adjacent with described first erecting frame is provided with mounting hole, and the pipeline of described arrestment mechanism is distributed in described second erecting frame through described mounting hole.
3. vapour-pressure type slide unit brake according to claim 1, is characterized in that: described vapour-pressure type slide unit brake is provided with cover plate, and described cover plate is connected with described second erecting frame bolt.
4. vapour-pressure type slide unit brake according to claim 1, is characterized in that: described vapour-pressure type slide unit brake bottom is provided with bolt mounting holes, and described bolt mounting holes top is round hole, and bottom is square opening.
5. vapour-pressure type slide unit brake according to claim 1, it is characterized in that: described vapour-pressure type slide unit brake symmetria bilateralis is provided with connection side plate, described connection side plate is installed on the lateral wall of described first erecting frame and described second erecting frame respectively, comprise vertically disposed two boards, for being connected with track.
6. vapour-pressure type slide unit brake according to claim 1, is characterized in that: the two ends of described brake block opposite side are through being bolted.
7. vapour-pressure type slide unit brake according to claim 1, is characterized in that: described brake block is brake copper sheet.
8. vapour-pressure type slide unit brake according to claim 1, is characterized in that: described vapour-pressure type slide unit brake is protection weldering welding fabrication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484548.9A CN103017994B (en) | 2012-11-23 | 2012-11-23 | Pneumatic sliding table brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484548.9A CN103017994B (en) | 2012-11-23 | 2012-11-23 | Pneumatic sliding table brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103017994A CN103017994A (en) | 2013-04-03 |
| CN103017994B true CN103017994B (en) | 2014-12-31 |
Family
ID=47966853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210484548.9A Active CN103017994B (en) | 2012-11-23 | 2012-11-23 | Pneumatic sliding table brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103017994B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568362B (en) * | 2014-12-30 | 2018-05-01 | 浙江吉利汽车研究院有限公司 | Fluid pressure type slide unit brake gear is used in the experiment of vehicle slide unit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4034463A1 (en) * | 1990-10-30 | 1992-05-07 | Teves Gmbh Alfred | Test stand for measuring dynamic properties of breaking pads - has vehicle disc brake pad carrier on frame with hammer mechanism, accelerometer and frequency analyser |
| CN1824553A (en) * | 2006-04-04 | 2006-08-30 | 杨天敏 | Auxiliary braking device for automobile stopping |
| CN201096023Y (en) * | 2007-09-14 | 2008-08-06 | 李浩岩 | Vehicle brake auxiliary device |
| CN201307062Y (en) * | 2008-11-28 | 2009-09-09 | 成都成保发展股份有限公司 | Motor vehicle testing equipment drum brake device |
| CN201362245Y (en) * | 2008-12-15 | 2009-12-16 | 林智勇 | Automobile collision damp disk |
| CN201605450U (en) * | 2009-08-03 | 2010-10-13 | 枣庄福源印染机械有限公司 | Pneumatic braking and water cooling device of dye jigger with single electrical machine |
-
2012
- 2012-11-23 CN CN201210484548.9A patent/CN103017994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4034463A1 (en) * | 1990-10-30 | 1992-05-07 | Teves Gmbh Alfred | Test stand for measuring dynamic properties of breaking pads - has vehicle disc brake pad carrier on frame with hammer mechanism, accelerometer and frequency analyser |
| CN1824553A (en) * | 2006-04-04 | 2006-08-30 | 杨天敏 | Auxiliary braking device for automobile stopping |
| CN201096023Y (en) * | 2007-09-14 | 2008-08-06 | 李浩岩 | Vehicle brake auxiliary device |
| CN201307062Y (en) * | 2008-11-28 | 2009-09-09 | 成都成保发展股份有限公司 | Motor vehicle testing equipment drum brake device |
| CN201362245Y (en) * | 2008-12-15 | 2009-12-16 | 林智勇 | Automobile collision damp disk |
| CN201605450U (en) * | 2009-08-03 | 2010-10-13 | 枣庄福源印染机械有限公司 | Pneumatic braking and water cooling device of dye jigger with single electrical machine |
Non-Patent Citations (1)
| Title |
|---|
| 一种气动液压式刹车装置;李红泉;《液压与气动》;20081115(第11期);第53-55页 * |
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| CN103017994A (en) | 2013-04-03 |
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