CN105067216A - Device for detecting variable-force impact performances of hydraulic buffer - Google Patents
Device for detecting variable-force impact performances of hydraulic buffer Download PDFInfo
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- CN105067216A CN105067216A CN201510507905.2A CN201510507905A CN105067216A CN 105067216 A CN105067216 A CN 105067216A CN 201510507905 A CN201510507905 A CN 201510507905A CN 105067216 A CN105067216 A CN 105067216A
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Abstract
The invention relates to the field of detection devices, and especially relates to a device for detecting variable-force impact performances of a hydraulic buffer. The device comprises a substrate, an installation frame, a telescoping impact structure, and a hydraulic buffer installation structure. A to-be-detected hydraulic buffer is installed and fixed on the hydraulic buffer installation structure, and a telescoping driving device is stably installed on a cross beam and impacts on the to-be-detected hydraulic buffer installed on the hydraulic buffer installation structure stably and precisely, thereby enabling the to-be-detected hydraulic buffer to make compressing and stretching recovery movement. Preferably, the driving end of the telescoping driving device is provided with an impact force inductor, thereby enabling a gravity to be continuously located between the telescoping end of the telescoping driving device and the telescoping end of the to-be-detected hydraulic buffer, and detecting the number of impact times of the to-be-detected hydraulic buffer and the amplitude of the impact force at each time in the whole detection process more precisely, and achieving the detection of the working performance of the hydraulic buffer in a variable force impact environment.
Description
Technical field
The present invention relates to pick-up unit field, particularly relating to a kind of pick-up unit of the variable force collision performance for detecting bydraulic buffers.
Background technology
Bydraulic buffers deposits the cylinder body (12) of damping fluid by sealing and lower slide is located in this cylinder body (12) as shown in Figure 1, and the expansion link that upper end can realize stretching forms, telescopic end (11) and the cylinder body of expansion link are mounted on two parts that can be movable relatively respectively in actual applications, by the buffer action of expansion link between cylinder interior extruding damping fluid and elastic component realize two moving components.
Bydraulic buffers is mainly used in mechanical drive, hydrostatic transmission, pneumatic drive mechanisms; mechanism body is damaged for avoiding the impulsive force that between mechanism's parts, quick relative movement produces; and bydraulic buffers has been installed between mechanism's parts of two relative motions; it can absorb kinetic energy; thus available protecting mechanism body, extend the serviceable life of mechanism.Bydraulic buffers is mainly applicable to all kinds of automatic production line at present, as PET bottle blowing machine industry, and car body welding producing line industry, tire manufacturing equipment production industry, logistics equipment manufactures industry, papermaking equipment production industry, plastic welding machine manufacturing, tobacco equipment manufacturing, Robotics industry, steel plant, isolating switch, material processed, packaging, lathe, timber, amusement, body-building equipment, numerous industry such as Medical Devices.The quality of bydraulic buffers directly affects the reliability etc. of the usability of whole equipment, serviceable life, whole equipment, once bydraulic buffers goes wrong, serious words may cause device damage, its economic loss cannot be retrieved, so it is just aobvious particularly important to carry out Performance Detection accurately to bydraulic buffers.And be difficult to realize the long-term monitoring to bydraulic buffers product quality by experiences such as artificial feel, range estimations in prior art, so just need a kind of bydraulic buffers testing equipment to complete such work.
Summary of the invention
The object of the invention is to propose a kind of pick-up unit being specifically designed to the serviceability of detection bydraulic buffers under variable force clashes into environment.。
For reaching this object, the present invention by the following technical solutions:
For detecting a pick-up unit for the variable force collision performance of bydraulic buffers, comprise pedestal, erecting frame, flexible impact structure and bydraulic buffers mounting structure;
Further illustrate, described pedestal upper surface is provided with workplace; Described erecting frame comprises column and crossbeam, described crossbeam is parallel to described workplace and is located at above described pedestal, and described column has two at least, is located at above described pedestal, and is connected and fixed with the two ends of described crossbeam respectively perpendicular to described workplace; Described flexible impact structure comprises retractable driving device; Described retractable driving device is fixed on described crossbeam, and makes the drive end of described retractable driving device be parallel to described column, and does stretching motion immediately below described crossbeam; Described bydraulic buffers mounting structure is located at described workplace, for vertical for bydraulic buffers to be measured described workplace clamping is fixed on described pedestal, and does stretching motion under the telescopic action of the drive end of described retractable driving device;
More excellent, the drive end of described retractable driving device is provided with impact inductor, impact size when drive end and bydraulic buffers to be measured for detecting described retractable driving device clash at every turn.
More excellent, described bydraulic buffers mounting structure comprises mounting seat and block part; Described mounting seat is fixed on described workplace, and for the cylinder body of fixing bydraulic buffers to be tested, described block part covers the telescopic end being fixed on described bydraulic buffers; Make bydraulic buffers to be measured perpendicular to immediately below the drive end being located at described retractable driving device of described workplace.
Further illustrate, described block part is cylindric, and its upper surface is plane, and its lower surface is provided with the recessed cavity volume to described block part inside, and the telescopic end end winding support of bydraulic buffers to be measured is in described cavity volume.
More excellent, the wall of described cavity volume is provided with through hole.
Illustrate further, described mounting seat fixes described workplace, forms the installation portion of a recess, corrects the described installation portion of insertion and fix under making the cylinder body of bydraulic buffers to be measured.
Further illustrate, the end face of the drive end of described retractable driving device is plane, and what this plane was seamless is mounted with described impact inductor, and the bottom surface of described impact inductor is striking face, and this striking face is parallel with the upper surface of described block part.
Illustrate further, described pick-up unit is also provided with information acquisition device, and described impact inductor and described information acquisition device electrically connect; The numbering that described impact inductor place clashes into by described information acquisition device at every turn and corresponding impact numerical value are collected.
More excellent, the side of the drive end of described retractable driving device is provided with slide block, and described slide block and described column are slidably connected.
Illustrate further, described column is cylindric, and its cambered surface near described slide block side is shiny surface; The drive end of described slide block one end and described retractable driving device is connected and fixed, and the shiny surface that the smooth arc-shaped surface that the other end is provided with is close to described column slides.
More excellent, described retractable driving device is telescopic cylinder, and described telescopic cylinder is provided with cylinder movement controller, and described cylinder movement controller is for controlling the contraction time of described cylinder, collapsing length, stretching speed and cylinder output pressure.
The present invention, according to foregoing, proposes a kind of pick-up unit for detecting the serviceability of bydraulic buffers under variable force shock environment.Bydraulic buffers to be measured is mounted on described bydraulic buffers mounting structure, and then fix with described pedestal, what described retractable driving device was stable is arranged on described crossbeam, and the bydraulic buffers to be measured that the described bydraulic buffers mounting structure of stable precisely shock is installed, bydraulic buffers to be measured is done and compresses and extend recovery motion; More optimizedly, described pick-up unit is also provided with impact inductor at the drive end of described retractable driving device, make gravity sensor all the time between the telescopic end and the telescopic end of bydraulic buffers to be measured of described retractable driving device, and then more precisely detect in whole testing process, the impact size be subject to when the shock number of times be subject to of bydraulic buffers to be measured and each shock, realizes the detection of bydraulic buffers being clashed into the serviceability under environment for use at variable force.
Accompanying drawing explanation
Fig. 1 is the perspective view of bydraulic buffers to be measured;
Fig. 2 is the perspective view of one embodiment of the present of invention;
Fig. 3 is the structure for amplifying schematic diagram that in described Fig. 2, circle A irises out part.
Fig. 4 is the structure for amplifying schematic diagram that in described Fig. 2, circle B irises out part.
Wherein: bydraulic buffers 10 to be measured, cylinder body 11, telescopic end 12, pedestal 100, workplace 110, erecting frame 200, column 210, crossbeam 220, retractable driving device 300, impact inductor 310, slide block 320, bydraulic buffers mounting structure 400, mounting seat 410, block part 420, through hole 430.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
As in Figure 2-4, a kind of pick-up unit of the variable force collision performance for detecting bydraulic buffers, comprises pedestal 100, erecting frame 200, flexible impact structure and bydraulic buffers mounting structure 400; Described pedestal 100 upper surface is provided with workplace 110; Described erecting frame 200 comprises column 210 and crossbeam 220, described crossbeam 220 is parallel to described workplace 110 and is located at above described pedestal 100, described column 210 has two, be located at above described pedestal 100 perpendicular to described workplace 110, and be connected and fixed with the two ends of described crossbeam 220 respectively; Described flexible impact structure comprises retractable driving device 300; Described retractable driving device 300 is fixed on described crossbeam 220, and makes the drive end of described retractable driving device 300 be parallel to described column 210, and does stretching motion immediately below described crossbeam 220; Described bydraulic buffers mounting structure 400 is located at described workplace 110, for vertical for bydraulic buffers 10 to be measured described workplace 110 clamping is fixed on described pedestal 100, and does stretching motion under the telescopic action of the drive end of described retractable driving device 300; The drive end of described retractable driving device 300 is provided with impact inductor 310, impact size when drive end and bydraulic buffers to be measured 10 for detecting described retractable driving device 300 clash at every turn.
Described bydraulic buffers mounting structure 400 comprises mounting seat 410 and block part 420; Described mounting seat 410 is fixed on described workplace 110, and for the cylinder body 11 of fixing bydraulic buffers to be tested, described block part 420 covers the telescopic end 12 being fixed on described bydraulic buffers; Make bydraulic buffers 10 to be measured perpendicular to immediately below the drive end being located at described retractable driving device 300 of described workplace 110.Described mounting seat 410 and described block part 420 are two parts separately, the cylinder body 11 of bydraulic buffers 10 to be measured and telescopic end 12 are fixed respectively, make the installation of bydraulic buffers 10 to be measured more simple and convenient.The telescopic end 12 of the bydraulic buffers to be measured 10 after being fixed and cylinder body 11 still can relative motions, when the described block part 420 of the flexible shock of drive end of described retractable driving device 300, described block part 420 drives the telescopic end 12 of bydraulic buffers 10 to be measured to move to cylinder body 11 together, achieves the contraction of bydraulic buffers 10 to be measured; When described block part 420 is left in the drive end contraction of described retractable driving device 300, extend under the effect of telescopic end 12 damping fluid and elastic component in cylinder body 11 of bydraulic buffers 10 to be measured and recover, thus drive described block part 420 to move to the position before being knocked, so repeatedly, the process of the reciprocal telescopic work of bydraulic buffers 10 to be measured has just been simulated.
Described block part 420 is cylindric, and its upper surface is plane, and its lower surface is provided with the recessed cavity volume to described block part 420 inside, and telescopic end 12 end winding support of bydraulic buffers 10 to be measured is in described cavity volume.The telescopic end 12 of bydraulic buffers 10 to be measured is fixed by described cavity volume, and fixed form is a lot, can be interference fit or adopts and arrange the mode such as latch and screw at cavity volume sidewall, and what make described block part 420 and bydraulic buffers 10 to be measured becomes as a whole.The drive end of described retractable driving device 300 is made to have larger striking face when clashing into bydraulic buffers 10 to be measured; skew is clashed into when avoiding shock; the telescopic end 12 of described block part 420 to bydraulic buffers 10 to be measured also plays the effect of protection simultaneously, avoids the telescopic end 12 of bydraulic buffers 10 to be measured to be directly knocked and causes damage.
The wall of described cavity volume is provided with through hole 430.Described block part 420 is when being subject to shock and moving down rapidly, contact with the cylinder body 11 of bydraulic buffers 10 to be measured or described mounting seat 410 possibly, make described container instantaneous formation confined space, gas in this confined space can be subject to instantaneous extruding, according to the principle of interaction force, while in this confined space, gas is squeezed, gas also can produce the acting force of a upper phase jack-up to described block part 420, thus to described block part 420 move down and produce certain resistance, and then affect described block part 420 and move down smoothly, the mounting structure of bydraulic buffers 10 to be measured stability in testing process is reduced.In addition the setting of described through hole 430 also contributes to operator and observes the telescopic end 12 of bydraulic buffers 10 to be measured and the fixation degree of described block part 420, and the installation having further facilitated bydraulic buffers 10 to be measured is fixed.
Described mounting seat 410 fixes described workplace 110, forms the installation portion of a recess, makes the cylinder body of bydraulic buffers 10 to be measured correct the described installation portion of insertion for 11 times and fixes.The acting force that the cylinder body 11 of bydraulic buffers 10 to be measured is subject in the process of inspection side is that vertical described workplace 110 is downward all the time, therefore when installing bydraulic buffers 10 to be measured, its cylinder body 11 part is only needed to be inserted in described mounting seat 410, its degree of freedom on the direction of parallel described workplace 110 is made to be zero, therefore described mounting seat 410 and the installation fixed form of described workplace 110, make the installation process of the assembling of described pick-up unit and bydraulic buffers to be measured 10 more simple and convenient.
The end face of the drive end of described retractable driving device 300 is plane, and what this plane was seamless is mounted with described impact inductor 310, and the bottom surface of described impact inductor 310 is striking face, and this striking face is parallel with the upper surface of described block part 420.Make described impact inductor 310 become as a whole with the drive end of described retractable driving device 300, allow it the size of the impact of bydraulic buffers 10 to be measured can be detected more accurately.
Described pick-up unit is also provided with information acquisition device, and described impact inductor 310 electrically connects with described information acquisition device; The numbering that described impact inductor 310 place clashes into by described information acquisition device at every turn and corresponding impact numerical value are collected.Described impact inductor 310 is a kind of common detecting devices, and it can detect that it is subject to the instantaneous impact be subject to when clashing at every turn, and the size of clashing into number of times and each impact is passed with numeric form.Carry out storing even analyzing display after described information acquisition device collects these information, and then the test result of described detecting device is presented more fast and accurately.
The side of the drive end of described retractable driving device 300 is provided with slide block 320, and described slide block 320 is slidably connected with described column 210.Described slide block 320 makes the drive end of described retractable driving device 300 when carrying out stretching motion, remain unchanged with the relative position of described column 210, and then make the structure of described proving installation more stable, avoid impingement position in testing process and partially cause comparatively greatly the damage of corresponding construction.
Described column 210 is cylindric, and its cambered surface near described slide block 320 side is shiny surface; The drive end of described slide block 320 one end and described retractable driving device 300 is connected and fixed, and the shiny surface that the smooth arc-shaped surface that the other end is provided with is close to described column 210 slides.Described slide block 320 is provided with the cambered surface of depression, described column 210 is protruding cambered surface for cylinder has, so do not need the picture of column 210 to carry out more PROCESS FOR TREATMENT again, described slide block 320 slides with the mode that described column 210 is fitted with cambered surface, and then the distance between the drive end of described retractable driving device 300 and described column 210 is fixed, and then realizable force position is between the two relatively fixing, make the structure of described pick-up unit more stable.
Described retractable driving device 300 is telescopic cylinder, and described telescopic cylinder is provided with cylinder movement controller, and described cylinder movement controller is for controlling the contraction time of described cylinder, collapsing length, stretching speed and cylinder output pressure.The drive end of described retractor device and the impact size not between its object clashed into, the distance flexible to this drive end, speed are relevant with cylinder output pressure, described cylinder movement controller is that a lot of existing cylinder is all provided with, adopt the telescopic cylinder with described cylinder movement controller, the testing environment of described pick-up unit when detecting bydraulic buffers 10 to be measured can be made, become adjustable controlled, the aimed detection of the practical more Multi-example of energy, makes testing result can react the performance of detected sample more accurately.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. for detecting a pick-up unit for the variable force collision performance of bydraulic buffers, it is characterized in that, comprising pedestal, erecting frame, flexible impact structure and bydraulic buffers mounting structure;
Described pedestal upper surface is provided with workplace;
Described erecting frame comprises column and crossbeam, described crossbeam is parallel to described workplace and is located at above described pedestal, and described column has two at least, is located at above described pedestal, and is connected and fixed with the two ends of described crossbeam respectively perpendicular to described workplace;
Described flexible impact structure comprises retractable driving device;
Described retractable driving device is fixed on described crossbeam, and makes the drive end of described retractable driving device be parallel to described column, and does stretching motion immediately below described crossbeam;
Described bydraulic buffers mounting structure is located at described workplace, for vertical for bydraulic buffers to be measured described workplace clamping is fixed on described pedestal, and does stretching motion under the telescopic action of the drive end of described retractable driving device;
The drive end of described retractable driving device is provided with impact inductor, impact size when drive end and bydraulic buffers to be measured for detecting described retractable driving device clash at every turn.
2. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 1, is characterized in that, described bydraulic buffers mounting structure comprises mounting seat and block part; Described mounting seat is fixed on described workplace, and for the cylinder body of fixing bydraulic buffers to be tested, described block part covers the telescopic end being fixed on described bydraulic buffers; Make bydraulic buffers to be measured perpendicular to immediately below the drive end being located at described retractable driving device of described workplace.
3. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 2, it is characterized in that, described block part is cylindric, its upper surface is plane, its lower surface is provided with the recessed cavity volume to described block part inside, and the telescopic end end winding support of bydraulic buffers to be measured is in described cavity volume.
4. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 3, it is characterized in that, the wall of described cavity volume is provided with through hole.
5. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 2, it is characterized in that, described mounting seat fixes described workplace, form the installation portion of a recess, correct the described installation portion of insertion under making the cylinder body of bydraulic buffers to be measured and fix.
6. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 3, it is characterized in that, the end face of the drive end of described retractable driving device is plane, what this plane was seamless is mounted with described impact inductor, the bottom surface of described impact inductor is striking face, and this striking face is parallel with the upper surface of described block part.
7. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 1 or 6, it is characterized in that, described pick-up unit is also provided with information acquisition device, and described impact inductor and described information acquisition device electrically connect; The numbering that described impact inductor place clashes into by described information acquisition device at every turn and corresponding impact numerical value are collected.
8. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 1, it is characterized in that, the side of the drive end of described retractable driving device is provided with slide block, and described slide block and described column are slidably connected.
9. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 8, it is characterized in that, described column is cylindric, and its cambered surface near described slide block side is shiny surface; The drive end of described slide block one end and described retractable driving device is connected and fixed, and the shiny surface that the smooth arc-shaped surface that the other end is provided with is close to described column slides.
10. the pick-up unit of a kind of variable force collision performance for detecting bydraulic buffers according to claim 1, it is characterized in that, described retractable driving device is telescopic cylinder, and described telescopic cylinder is provided with cylinder movement controller, described cylinder movement controller is for controlling the contraction time of described cylinder, collapsing length, stretching speed and cylinder output pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510507905.2A CN105067216B (en) | 2015-08-18 | 2015-08-18 | A kind of detection means for being used to detect the variable force collision performance of hydraulic bjuffer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510507905.2A CN105067216B (en) | 2015-08-18 | 2015-08-18 | A kind of detection means for being used to detect the variable force collision performance of hydraulic bjuffer |
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| CN105067216A true CN105067216A (en) | 2015-11-18 |
| CN105067216B CN105067216B (en) | 2018-02-13 |
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| CN201510507905.2A Expired - Fee Related CN105067216B (en) | 2015-08-18 | 2015-08-18 | A kind of detection means for being used to detect the variable force collision performance of hydraulic bjuffer |
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| CN108709762A (en) * | 2018-08-01 | 2018-10-26 | 无锡市创源科技有限公司 | A kind of hydraulic impact equipment blow energy and striking frequency test device |
| CN109507035A (en) * | 2018-12-13 | 2019-03-22 | 浙江礼显试验仪器制造有限公司 | A kind of testing machine measuring object compression strength |
| CN115420417A (en) * | 2022-11-02 | 2022-12-02 | 无锡双益精密机械有限公司 | Detection apparatus for adjustable hydraulic buffer maximum damping force |
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| CN105067216B (en) | 2018-02-13 |
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