CN201163233Y - Independent oil cylinder type gas-liquid supercharging contracting brake anti-shake impact testing bench - Google Patents
Independent oil cylinder type gas-liquid supercharging contracting brake anti-shake impact testing bench Download PDFInfo
- Publication number
- CN201163233Y CN201163233Y CNU2008200324424U CN200820032442U CN201163233Y CN 201163233 Y CN201163233 Y CN 201163233Y CN U2008200324424 U CNU2008200324424 U CN U2008200324424U CN 200820032442 U CN200820032442 U CN 200820032442U CN 201163233 Y CN201163233 Y CN 201163233Y
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- pedestal
- cylinder
- brake
- guidepost
- braking
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Abstract
The invention provides an anti-shake shock test bed for an independent oil cylinder type hydraulic and pneumatic supercharging contracting brake. The bed body mainly comprises a pedestal, a guide column, a shock table top, a lifting device and a hydraulic and pneumatic supercharging contracting brake device, wherein the pedestal has the bottom part provided with a bottom plate. The shock test bed is characterized in that a braking device of the hydraulic and pneumatic supercharging contracting brake mainly comprises a braking matching surface, a braking oil cylinder, a hydraulic and pneumatic supercharging cylinder and a control member; the braking matching surface is a longitudinal surface on the outer side of the guide column; the braking oil cylinder has an oil cylinder barrel fixedly embedded in a pilot hole, an action end surface of a plunger type piston is relatively matched with the braking matching surface; an anti-shake guide mechanism consisting of a vertical guide column and a guide sleeve is also arranged between the pedestal and the bottom plate. The shock test bed adopts the structural design of the external independent oil cylinder barrel, thereby greatly lowering the difficulty of processing parts of the braking device of the contracting brake and ensuring the quality; moreover, because the anti-shake guide mechanism is additionally arranged, the transverse component of the acceleration of the shock test is obviously reduced, and the precision of the test is improved.
Description
Technical field
The utility model relates to the environmental mechanics test and uses shock table, is specifically related to independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake and trembles shock table.
Background technology
Shock table belongs to a kind of mechanical environment testing equipment, is mainly used to the environment that analog equipment is impacted in use, loading and unloading and transportation, to determine the adaptability of this product to various impulsive forces.Can evaluate the integrity of a product structure by such impulse test, for the quality of examining this product provides rational foundation.
Existing shock table mainly is made up of stage body, electrical control cubicles and source of the gas, oil sources etc., stage body partly is following version: shown in accompanying drawing 1, the bottom is provided with a pedestal 31, the central authorities of pedestal 31 are provided with a fixed station, cushion pad or surge generator 32 are housed on the fixed station table top, a guidepost 33 is respectively erect in pedestal 31 both sides, establish between two guideposts 33 and impact table top 34, impacting table top 34 and two guideposts is slidingly connected, impacting table top 34 can be along the upper and lower slip of guidepost, and both sides are established lifting gear 35 and acted on impact table top 34 on pedestal 34.Corresponding every guidepost 33 is provided with a gas-liquid pressure-boosting brake sticking brake device 36 in impacting table top 34; This gas-liquid pressure-boosting brake sticking brake device 36 mainly is made up of braking mating surface 37, brake cylinder 38, pneumohydraulic pressure-cylinder and control element; Braking mating surface 37 is guidepost 33 inner surfaces; And brake cylinder 38 is positioned at guidepost 33 inboards, is to constitute by establishing piston 39 in the hole that laterally is opened on the impact table top piston 39 effect end faces and braking mating surface 37 relative engagement; Brake cylinder 38 presses pressurized cylinder to be connected by pipeline with source of the gas through gas-liquid; The polycrystalline substance of pedestal 31 is: pedestal 31 bottoms are provided with a base plate 40, are provided with air spring 41 and buffering damping piece 42 between pedestal 31 and the base plate 40,41 energy-absorbing functions of air spring, 42 shock-absorbing buffer actions of buffering damping piece.
Because the cylinder tube of the brake cylinder of above-mentioned brake sticking brake device is incorporate with impacting table top, and position of sound production is in the inboard of guidepost, and only is provided with air spring between pedestal and the base plate and the buffering damping piece does not have guiding mechanism, has following defective:
1, the processing of that blind hole of formation cylinder tube inner chamber needs the outer hole of hallway secondary just can carry out, and processing difficulties, dimensional accuracy are difficult to guarantee;
2, parts processing difficulties, dimensional accuracy are difficult to guarantee, the fluid seepage often occurs when the assembling piston, cause the brake sticking brake failure of apparatus when serious, make the system can't operate as normal;
3, maintaining difficulty is big, as will change piston the time, need with guidepost with impact table top and separate, guidepost and to impact table top all big and heavy, move wherein arbitrary all must the above manpower of two people, must be equipped with hoisting device just can carry out, the effort of taking a lot of work;
4, this structural impact testing table when carrying out the shock table of high acceleration value, big pulse width values, is easy to generate shake and rocks, and causes the cross stream component of accekeration excessive, has reduced the precision of impulse test.
Summary of the invention
The utility model purpose provides a kind of independent cylinder type gas-liquid pressure-boosting brake sticking brake device, to solve that the difficulty of processing that prior art exists is big, the assembling maintenance is wasted time and energy and easily to produce shake and rock the technical matters that influences test accuracy when test.
For achieving the above object, the technical solution adopted in the utility model is: a kind of independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake is trembled shock table, its stage body part mainly by pedestal, be erected at guidepost on the pedestal, be slidingly connected to impact table top on the guidepost, act on the lifting gear and the gas-liquid pressure-boosting band brake apparatus that impact table top and constitute; Described pedestal bottom is provided with a base plate, is connected with air spring and buffering damping piece between pedestal and the base plate; Its innovation is:
Described gas-liquid pressure-boosting brake sticking brake device is external independent oil cylinder core structure, and it mainly is made up of braking mating surface, brake cylinder, pneumohydraulic pressure-cylinder and control element; The outside that described braking mating surface is a guidepost is the surface vertically; Offer pilot hole towards the braking mating surface on the outer face of impact table top, this pilot hole is communicated with the guidepost perforation; Described brake cylinder constitutes by establishing the plunger piston type piston in the cylinder tube, and described cylinder tube one end opening is embedded in the pilot hole towards guidepost with openend, the effect end face of plunger piston type piston and braking mating surface relative engagement; Brake cylinder presses pressurized cylinder to be communicated with source of the gas through gas-liquid;
Also be provided with anti-shake between described pedestal and the base plate and tremble guiding mechanism, this anti-shake is trembled guiding mechanism and is made up of vertically-guided post and guide pin bushing, and in guidepost and the guide pin bushing, one are installed on the pedestal, another person's correspondence is installed on the base plate, and guidepost is worn and is embedded in guiding cooperation in the guide pin bushing.
The further change interpretation of related content in the technique scheme is as follows:
1, in the such scheme, the end face of described cylinder tube openend is the arc-shaped curved surface that mates with braking mating surface radian, and other end periphery is provided with a circle outward flange, and this outward flange 8 is exposed to outside pilot hole 5 apertures, which is provided with screw hole; Outward flange is fixedlyed connected with the impact table top outer face of pilot hole 5 aperture peripheries through screw hole by screw.
2, in the such scheme, the effect end face of described plunger piston type piston is an arc-shaped curved surface, and this arc-shaped curved surface mates with the radian of braking mating surface, guarantees that with this plunger piston type piston and contact action area of braking mating surface increase, and band-type brake is more reliable.
3, in the such scheme, described pilot hole is to be offered towards guidepost by the shock testing machine outer face, and it is axial perpendicular to guidepost that the best is offered direction.
4, in the such scheme, corresponding each guidepost of brake cylinder in the described gas-liquid pressure-boosting brake sticking brake device is provided with, be the quantity that brake cylinder quantity equals guidepost, the best is when guidepost is two, all make face movingly on two guideposts, correspondingly just be provided with two brake cylinders, this two brakings oil cylinder is connected in parallel on the oil-out of pneumohydraulic pressure-cylinder.
5, in the such scheme, the quantity that described anti-shake is trembled guiding mechanism can be one, and is also a plurality of, requires to be arranged on the bottom centre of pedestal in the time of one, is upwards uniform in pedestal bottom week when a plurality of.
Because the technique scheme utilization, the utility model compared with prior art has following advantage:
1, owing to adopt external independent cylinder tube structural design, the parts processing and manufacturing difficulty of shock table reduces greatly, and independent cylinder tube and plunger piston type piston details geomery are little, and directly the in-process measurement facility is visible, tangible, cheer and bright.
2, same owing to adopt external independent cylinder tube structural design, when assembling impulse test stage body, install earlier and impact table top and guidepost, and then install this brake sticking brake device thereon additional, even this brake sticking brake device has unfavorable condition, inspection is easy to, the big and heavy parts such as Shi Buxu fractionation table top and guidepost of doing over again as need.
3, same owing to adopt external independent cylinder tube structural design, use year for a long time and during the brake sticking brake failure of apparatus at equipment, needn't split table top and guidepost, this device can directly be pulled down maintenance, maintenance is convenient, and an independent people just can finish this work, need not crane facility, do not ask other people to help yet, maintain time saving and energy saving saving money.
4, owing to adopt anti-shake to tremble guiding mechanism, solved when carrying out high acceleration value, big pulse width values test and easily produced shake and the problem of rocking, the cross stream component of impulse test acceleration is obviously reduced, improved the accuracy of test.
Description of drawings
Accompanying drawing 1 is the prior art structural representation;
Accompanying drawing 2 is looked synoptic diagram for the utility model structure master;
Accompanying drawing 3 is looked synoptic diagram for the utility model structure right side;
Accompanying drawing 4 is the effect synoptic diagram of the utility model brake cylinder.
In the above accompanying drawing: 1, pedestal; 2, guidepost; 3, impact table top; 4, lifting gear; 5, gas-liquid pressure-boosting band brake apparatus; 6, base plate; 7, air spring; 8, buffering damping piece; 9, braking mating surface; 10, brake cylinder; 11, pneumohydraulic pressure-cylinder; 12, pilot hole; 13, cylinder tube; 14, plunger piston type piston; 15, anti-shake is trembled guiding mechanism; 16, guidepost; 17, guide pin bushing; 18, outward flange; 19, screw; 20, surge generator; 31, pedestal; 32, surge generator; 33, guidepost; 34, impact table top; 35, lifting gear; 36, gas-liquid pressure-boosting brake sticking brake device; 37, braking mating surface; 38, brake cylinder; 39, piston; 40, base plate; 41, air spring; 42, buffering damping piece.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: shown in accompanying drawing 2, accompanying drawing 3, a kind of independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake is trembled shock table, its stage body part mainly by pedestal 1, be erected at pedestal 1 both sides two guideposts 2, be slidingly connected to impact table top 3 on two guideposts 2, act on the lifting gear 4 and the gas-liquid pressure-boosting band brake apparatus 5 that impact table top 3 and constitute; Described pedestal 1 bottom is provided with a base plate 6, is connected with air spring 7 and buffering damping piece 8 between pedestal 1 and the base plate 6; The central authorities of pedestal 1 are provided with a fixed station, and surge generator 20 is housed on the fixed station table top.
Shown in accompanying drawing 3 and accompanying drawing 4, described gas-liquid pressure-boosting brake sticking brake device 5 is external independent oil cylinder core structure, and mainly face 9, two brake cylinders 10, pneumohydraulic pressure-cylinder 11 and control elements are formed movingly by two-system for it; Described two-system movingly face 9 be two guideposts 2 the outside vertically the surface; Impact on two outer faces of table top 3 towards two-system movingly face 9 respectively offer a pilot hole 12, this pilot hole 12 is bored a hole with guidepost and is communicated with; Described brake cylinder 10 constitutes by establishing plunger piston type piston 14 in the cylinder tube 13, and described cylinder tube 13 1 end openings are embedded in the pilot hole 12 towards guidepost 2 with openend, the effect end face of plunger piston type piston 14 and braking mating surface 9 relative engagement; Two braking oil cylinders, 38 inner chambers are by oil pipe and connect the oil-out of pressing pressurized cylinder 11 through gas-liquid, and gas-liquid presses the gas outlet of pressurized cylinder 11 to connect source of the gas.
Shown in accompanying drawing 2, accompanying drawing 3, also be provided with two anti-shakes between described pedestal 1 and the base plate 6 and tremble guiding mechanism 15, this two anti-shake is trembled on two outboard ends that guiding mechanism 15 is divided into pedestal 1; Each anti-shake is trembled guiding mechanism 15 and is made up of vertically-guided post 16 and guide pin bushing 17, guidepost 16 is by upwards vertically stretching out on the base plate 6, and guide pin bushing 17 correspondences are fixedly arranged on the pedestal 1, guidepost 16 is worn and is embedded in guiding cooperation in the guide pin bushing 17, thereby limit the transverse judder of shock testing machine or rock the accurate and effective of assurance impulse test.
Specifically, shown in accompanying drawing 4, the end face of described cylinder tube 13 openends is the arc-shaped curved surface that mates with braking mating surface 9 radians, and other end periphery is provided with a circle outward flange 18, this outward flange 18 is provided with screw hole, outward flange 18 is fixedlyed connected with impact table top 3 outer faces through screw hole by screw 19.The effect end face of described plunger piston type piston 14 is an arc-shaped curved surface, and this arc-shaped curved surface mates with the radian of braking mating surface 9.
In general, all be provided with two guideposts 2 on the shock testing machine, but also can be provided with many, in the time of many, corresponding each root guidepost 2 is all established a braking mating surface 9 and a brake cylinder 10 in the gas-liquid pressure-boosting brake sticking brake device 5, these brake cylinders 10 are in parallel and are connected on the pneumohydraulic pressure-cylinder 11, connect source of the gas control by pneumohydraulic pressure-cylinder 11.And, anti-shake is trembled guiding mechanism 15, and to be two be that best reality also can be one, three, four even more for example, needs in the time of one it is arranged on the center of pedestal 1 bottom, when three or four etc. were a plurality of, needing that these anti-shakes are trembled guiding mechanism 15 needed circumferentially uniform around pedestal 1.
The utility model adopts independent cylinder tube external structure design on the one hand, greatly reduces the difficulty of processing of brake sticking brake apparatus parts, has guaranteed quality; When assembling brake sticking brake device, only need the one man operation just can easily finish; On the other hand, tremble guiding mechanism, the cross stream component of impulse test acceleration is obviously reduced, improved the accuracy of test by increasing anti-shake.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (3)
1, a kind of independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake is trembled shock table, its stage body part mainly by pedestal (1), be erected at guidepost (2) on the pedestal (1), be slidingly connected to impact table top (3) on the guidepost (2), act on the lifting gear (4) and the gas-liquid pressure-boosting band brake apparatus (5) that impact table top (3) and constitute; Described pedestal (1) bottom is provided with a base plate (6), is connected with air spring (7) and buffering damping piece (8) between pedestal (1) and the base plate (6); It is characterized in that:
Described gas-liquid pressure-boosting brake sticking brake device (5) is external independent oil cylinder core structure, and it mainly is made up of braking mating surface (9), brake cylinder (10), pneumohydraulic pressure-cylinder (11) and control element; Described braking mating surface (9) is that the outside of guidepost (2) is vertically surperficial; Offer pilot hole (12) towards braking mating surface (9) on the outer face of impact table top (3), this pilot hole (12) is communicated with the guidepost perforation; Described brake cylinder (10) constitutes by establishing plunger piston type piston (14) in the cylinder tube (13), described cylinder tube (13) one end openings, be embedded in the pilot hole (12) the effect end face of plunger piston type piston (14) and braking mating surface (9) relative engagement towards guidepost (2) with openend; Brake cylinder (38) presses pressurized cylinder (11) to be communicated with source of the gas through gas-liquid;
Also be provided with anti-shake between described pedestal (1) and the base plate (6) and tremble guiding mechanism (15), this anti-shake is trembled guiding mechanism (15) and is made up of vertically-guided post (16) and guide pin bushing (17), in guidepost (16) and the guide pin bushing (17), one are installed on the pedestal (1), another person's correspondence is installed on the base plate (6), and guidepost (16) is worn and is embedded in guiding cooperation in the guide pin bushing (17).
2, independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake according to claim 1 is trembled shock table, it is characterized in that: the end face of described cylinder tube (13) openend is the arc-shaped curved surface that mates with braking mating surface (9) radian, and other end periphery is provided with a circle outward flange (18), this outward flange (18) is provided with screw hole, outward flange (18) is fixedlyed connected with impact table top (3) outer face through screw hole by screw (19).
3, independent cylinder type gas-liquid pressure-boosting band-type brake anti-shake according to claim 1 is trembled shock table, and it is characterized in that: the effect end face of described plunger piston type piston (14) is an arc-shaped curved surface, and this arc-shaped curved surface mates with the radian of braking mating surface (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200324424U CN201163233Y (en) | 2008-03-03 | 2008-03-03 | Independent oil cylinder type gas-liquid supercharging contracting brake anti-shake impact testing bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200324424U CN201163233Y (en) | 2008-03-03 | 2008-03-03 | Independent oil cylinder type gas-liquid supercharging contracting brake anti-shake impact testing bench |
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| Publication Number | Publication Date |
|---|---|
| CN201163233Y true CN201163233Y (en) | 2008-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200324424U Expired - Lifetime CN201163233Y (en) | 2008-03-03 | 2008-03-03 | Independent oil cylinder type gas-liquid supercharging contracting brake anti-shake impact testing bench |
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|---|---|
| CN (1) | CN201163233Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248844A (en) * | 2011-04-27 | 2011-11-23 | 程宇 | Engraving machine and processing method of jade for decorating electronic products |
| CN102788676A (en) * | 2012-09-03 | 2012-11-21 | 苏州世力源科技有限公司 | Pneumatic type high acceleration vertical impact table |
| CN103791056A (en) * | 2014-01-29 | 2014-05-14 | 上海云逸民用航空科技有限公司 | Speed variator for changing movement speed of target device and bump test device |
| CN104316284A (en) * | 2014-10-24 | 2015-01-28 | 苏州世力源科技有限公司 | Method and device for prolonging use life of impact hammer |
| CN106990001A (en) * | 2017-04-13 | 2017-07-28 | 华中科技大学 | A kind of impact energy control and detection means |
| CN110261055A (en) * | 2019-07-23 | 2019-09-20 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | A kind of large-scale precision impact test system |
| CN111751073A (en) * | 2020-06-30 | 2020-10-09 | 苏州苏试试验集团股份有限公司 | Control device and control method of pneumatic collision test bed |
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2008
- 2008-03-03 CN CNU2008200324424U patent/CN201163233Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248844A (en) * | 2011-04-27 | 2011-11-23 | 程宇 | Engraving machine and processing method of jade for decorating electronic products |
| CN102788676A (en) * | 2012-09-03 | 2012-11-21 | 苏州世力源科技有限公司 | Pneumatic type high acceleration vertical impact table |
| CN102788676B (en) * | 2012-09-03 | 2015-03-18 | 苏州世力源科技有限公司 | Pneumatic type high acceleration vertical impact table |
| CN103791056A (en) * | 2014-01-29 | 2014-05-14 | 上海云逸民用航空科技有限公司 | Speed variator for changing movement speed of target device and bump test device |
| CN103791056B (en) * | 2014-01-29 | 2016-08-17 | 上海云逸民用航空科技有限公司 | Change speed change gear and the bump test device of destination apparatus movement velocity |
| CN104316284A (en) * | 2014-10-24 | 2015-01-28 | 苏州世力源科技有限公司 | Method and device for prolonging use life of impact hammer |
| CN106990001A (en) * | 2017-04-13 | 2017-07-28 | 华中科技大学 | A kind of impact energy control and detection means |
| CN106990001B (en) * | 2017-04-13 | 2019-05-03 | 华中科技大学 | A kind of control of impact energy and detection device |
| CN110261055A (en) * | 2019-07-23 | 2019-09-20 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | A kind of large-scale precision impact test system |
| CN110261055B (en) * | 2019-07-23 | 2024-04-30 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Large-scale accurate impact test system |
| CN111751073A (en) * | 2020-06-30 | 2020-10-09 | 苏州苏试试验集团股份有限公司 | Control device and control method of pneumatic collision test bed |
| CN111751073B (en) * | 2020-06-30 | 2023-01-24 | 苏州苏试试验集团股份有限公司 | Control device and control method of pneumatic collision test bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU SUSHISHIYAN INSTRUMENT CO., LTD. Free format text: FORMER OWNER: SUZHOU TESTING EQUIPMENT GENERAL FACTORY Effective date: 20090605 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090605 Address after: Jiangsu Province, Suzhou Industrial Park, the new science and Technology City, only Ting Town, No. 18 Ji Feng Road, zip code: 215122 Patentee after: Suzhou Sushi Testing Instrument Co., Ltd. Address before: No. 55 deer Road, hi tech Zone, Jiangsu, Suzhou Province: 215129 Patentee before: Suzhou Testing Instrument Factory |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee after: Suzhou Sushi Testing Instrument Co.,Ltd. Address before: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee before: Suzhou Sushi Testing Instrument Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee after: Suzhou Su test group Limited by Share Ltd Address before: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee before: Suzhou Sushi Testing Instrument Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081210 |
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| CX01 | Expiry of patent term |