CN103291809B - A kind of linear rail with multi-stage buffer - Google Patents
A kind of linear rail with multi-stage buffer Download PDFInfo
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- CN103291809B CN103291809B CN201310256630.0A CN201310256630A CN103291809B CN 103291809 B CN103291809 B CN 103291809B CN 201310256630 A CN201310256630 A CN 201310256630A CN 103291809 B CN103291809 B CN 103291809B
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- buffer
- piston
- cylinder body
- piston body
- piston rod
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- 239000000872 buffer Substances 0.000 title claims abstract description 107
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000003139 buffering effect Effects 0.000 claims description 8
- 206010067171 Regurgitation Diseases 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 description 2
- 239000012556 adjustment buffer Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The present invention relates to a kind of linear rail with multi-stage buffer; comprise guide rail, be slidably fitted in the slide block on this guide rail and be located at the buffer of this guide rail left end, described multi-stage buffer comprises: chopped-off head buffer, intergrade buffer and final stage buffer; Described chopped-off head buffer, intergrade buffer, final stage buffer comprise respectively: cylindrical, for filling the cylinder body of buffer medium, cylinder cap is provided with in the opening end sealing of this cylinder body, in the central through bore of described cylinder cap, air-tight movable is combined with a piston rod, the right-hand member of this piston rod is provided with piston body assembly, this piston body assembly is suitable for doing piston movement in described cylinder body, and coordinates with the inwall movable sealing of described cylinder body; Wherein, the cylinder body of described chopped-off head buffer forms the piston rod of described intergrade buffer, and the cylinder body of described intergrade buffer forms the piston rod of described final stage buffer; The left end of the piston rod of described chopped-off head buffer is fixedly connected with guide rail left end.
Description
Technical field
The present invention relates to a kind of buffer, particularly relate to a kind of linear rail with multi-stage buffer.
Background technique
In bumper and absorbing shock field, buffer uses very extensive, and its Main Function absorbs various impact energy, proterctive equipment and reduction noise etc.
But slide block is when cushion at collision, because impact energy is excessive, in buffer, piston has little time work, causes slide block to have a rebound phenomenon, how can classification buffering, to overcome the technical barrier that this buffer sliding block impact force is related domain.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of linear rail with multi-stage buffer, this multi-stage buffer be suitable for slide block at shock eliminator time, automatically regulate the buffering progression of multi-stage buffer, with the slide block in steady kicking motion.
The invention provides a kind of linear rail with multi-stage buffer; comprise: guide rail, be slidably fitted in the slide block on this guide rail and be located at the buffer of this guide rail left end, described multi-stage buffer comprises: chopped-off head buffer, intergrade buffer and final stage buffer; Described chopped-off head buffer, intergrade buffer, final stage buffer comprise respectively: cylindrical, for filling the cylinder body of buffer medium, cylinder cap is provided with in the opening end sealing of this cylinder body, in the central through bore of described cylinder cap, air-tight movable is combined with a piston rod, the right-hand member of this piston rod is provided with piston body assembly, this piston body assembly is suitable for doing piston movement in described cylinder body, and coordinates with the inwall movable sealing of described cylinder body; Wherein, the cylinder body of described chopped-off head buffer forms the piston rod of described intergrade buffer, and the cylinder body of described intergrade buffer forms the piston rod of described final stage buffer; The left end of the piston rod of described chopped-off head buffer is fixedly connected with guide rail left end; When the work of buffering, the cylinder body right side of described final stage buffer is as the surface of contact collided with slide block; Electromagnetic coil is arranged with in the sidewall of the cylinder body of described final stage buffer; The right side of the piston body assembly of described buffer at different levels is respectively equipped with the pressure transducer for detecting pressure medium, described pressure transducer is connected with a processor module respectively; When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to pressure medium value, control a current drives module and export the electric current matched with this pressure medium value, make described electromagnetic coil produce corresponding magnetic field, with slide block described in adhesive; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block; Wherein, the piston body assembly of buffer at different levels is suitable for when doing piston movement, the pressure medium that described processor detects according to described pressure transducer, regulate or the medium of closing in corresponding cylinder body toward regurgitation volume, with control piston body component movement rate or buffering progression.
Further, described piston body assembly comprises: the coaxial left and right piston body arranged, this left and right piston body is arranged with several through holes for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to do piston movement, medium realizes coming and going flowing by means of only each through hole on described left and right piston body; The cavity for placing motor is provided with in described left piston body, this motor is controlled by described processor module, the end winding support of its rotor is connected on described right piston body, rotate for driving this right piston body according to pressure medium, to control the relative position relation of each through hole on left and right piston body, and then control media flow, i.e. control piston movement velocity.
Compared with prior art, tool of the present invention has the following advantages: (1) the present invention produces the magnetic field that matches with surge pressure with adhesive slide block by processor, current drives module, and anti-limited slip block causes bounce-back because impact energy is excessive; (2) instant invention overcomes in prior art due to impact energy fluctuation, and cause multi-stage buffer cannot the technical problem of co-ordination, the present invention detects impact energy by pressure transducer, and the medium of suitable adjustment buffer at different levels is toward regurgitation volume, to control the movement velocity of each piston body assembly, make buffer co-ordination at different levels, avoid certain one-level buffer that may occur excessive because of impact energy, all the other buffers have little time compression, and cause this grade of buffer long-term work in a high voltage state, easily cause damage; (3) coordinated by each through hole in left and right piston body, to control medium in corresponding cylinder body toward regurgitation volume, thus change the shuttle speed of respective pistons, to alleviate the cavity pressure of cylinder body at different levels, extend the buffer life-span; (4) these three grades of buffers are without the need to considering that medium is different, and application place is extensive, without the need to regulating buffer operative order in addition.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below basis specific embodiment and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
The structural representation one of Fig. 1 linear rail of the present invention;
The structural representation two of Fig. 2 linear rail of the present invention;
The structural representation of the piston body assembly in Fig. 3 buffer of the present invention;
The operating diagram of Fig. 4 piston body assembly of the present invention;
Fig. 5 control circuit structured flowchart of the present invention.
Wherein, the piston rod of 1 chopped-off head buffer, 2 intergrade buffers, 3 final stage buffers, 4 cylinder bodies, 4-1 electromagnetic coil, 5 cylinder caps, 6 chopped-off head buffers, the piston rod of 6-1 intergrade buffer, the piston rod of 6-2 final stage buffer, 7 piston body assemblies, 8 urceolus, 9 pressure transducers, 10 slide blocks, 7-1 left piston body, the right piston body of 7-2,7-3 through hole, 7-4 motor, 7-5 rotor, 18 guide rails.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail:
Embodiment 1
See Fig. 1, Fig. 2 and Fig. 5, a kind of linear rail with multi-stage buffer, comprising: guide rail 18, be slidably fitted in the slide block 10 on this guide rail 18 and be located at the multi-stage buffer of this guide rail 18 left end; This multi-stage buffer, comprising: chopped-off head buffer 1, intergrade buffer 2 and final stage buffer 3; Described chopped-off head buffer 1, intergrade buffer 2, final stage buffer 3 comprise respectively: cylindrical, and for filling the cylinder body 4 of buffer medium, cylinder cap 5 is provided with in the opening end sealing of this cylinder body 4, in the central through bore of described cylinder cap 5, air-tight movable is combined with a piston rod 6, the right-hand member of this piston rod 6 is provided with piston body assembly 7, this piston body assembly 7 is suitable for doing piston movement in described cylinder body 4, and coordinates with the inwall movable sealing of described cylinder body 4; Wherein, the cylinder body 4 of described chopped-off head buffer 1 forms the piston rod 6-1 of described intergrade buffer 2, and the cylinder body 4 of described intergrade buffer 2 forms the piston rod 6-2 of described final stage buffer 3; When the work of buffering, cylinder body 4 right side of described final stage buffer 3 is as the surface of contact collided with slide block 10; Electromagnetic coil 4-1 is arranged with in the sidewall of the cylinder body 4 of described final stage buffer 3; The right side of the piston body assembly 7 of described buffer at different levels is respectively equipped with the pressure transducer 9 for detecting pressure medium, described pressure transducer 9 is connected with a processor module respectively; When described slide block 10 clashes into the right side of described cylinder body, described processor module is suitable for according to pressure medium value, control a current drives module and export the electric current matched with this pressure medium value, make described electromagnetic coil 4-1 produce corresponding magnetic field, with slide block described in adhesive 10; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block 10; Wherein, the piston body assembly 7 of buffer at different levels is suitable for when doing piston movement, the pressure medium that described processor detects according to described pressure transducer 9, regulate or the medium of closing in corresponding cylinder body 4 toward regurgitation volume, with the speed of control piston body assembly 7 motion or buffering progression.
Its right end face of urceolus 8 is fixed on bottom the piston rod 6 of described chopped-off head buffer 1.Urceolus 8 is fixed on guide rail 18 and (in other mode of executions, urceolus 8 can be removed, be directly fixedly connected with guide rail left end by the left end of the piston rod of described chopped-off head buffer).
When described slide block 10 clashes into the right side of described cylinder body 4, described cylinder body 4 is moved to the left, piston body assembly 7 moves right relative to described cylinder body 4, in cylinder body 4, right side buffer medium is subject to larger pressure, when buffer medium flows on the left of piston body assembly 7, the pressure that in cylinder body 4, right side buffer medium is subject to reduces gradually, until the left and right sides pressure medium of described piston body assembly 7 is equal, namely when described pressure medium value is equilibrium value (force value when namely the hydraulic pressure value of the left and right sides of piston body assembly 4 is equal), when piston body assembly 7 quits work, slide block 10 also stops mobile.
Wherein, described processor module adopts single-chip microcomputer, embedded-type ARM module; Pressure transducer 9, such as, can adopt the gloomy P499VBS-404C in river; Described current drives module can adopt alternating current (a.c.) output unit.
F represents the pressure direction that three grades of buffers are subject to, and F1, F2, F3 represent the moving direction of piston in buffer at different levels.
See Fig. 3-4, described piston body assembly 7 comprises: coaxial left piston body 7-1, the right piston body 7-2 arranged, this left piston body 7-1, right piston body 7-2 are arranged with several through hole 7-3 for medium axial flow, being sealed and matched between the adjacent face of described left and right piston body, during to make to do piston movement, medium realizes coming and going flowing by means of only each through hole 7-3 on described left and right piston body; The cavity for placing motor 7-4 is provided with in described left piston body 7-1, this motor 7-4 is controlled by described processor module, its rotor 7-5 is connected to described right piston body 7-2, rotate for driving this right piston body 7-2 according to pressure medium, to control the relative position relation of each through hole 7-3 on left and right piston body, and then control media flow, i.e. control piston movement velocity.
In Fig. 4, dotted line through hole 7-3 represents it is through hole 7-3 in left piston body 7-1, solid line through hole 7-3 represents the through hole 7-3 in right piston body 7-2, arrow represents motor 7-4 sense of rotation, this Fig. 3 represents respective through hole 7-3 docking operation on the fitting surface of left and right piston body 7-2, to control the rate-of flow in through hole.
Described right piston body 7-2 coaxially deflects relative to right piston body 7-2, its slewing area is no more than the diameter of through hole 7-3, also deflection angle can be called, namely motor 7-4 drives right piston body 7-2 in this diameter range according to pressure medium, do to come and go and rotate, to reach the object of control media flow, thus play the piston movement speed controlling respective pistons body assembly 7, and then alleviate pressure medium in cylinder body 4, play the object extending the buffer life-span, and each buffer can take turns to operate, under non-stop-machine prerequisite, the buffer making temperature higher is cooled, extend working life.
Power pack can adopt powered battery.Battery can be installed in left or right piston body 7-2.
See Fig. 4, if many of described through hole 7-3, its distribution can be that concentric circle distributes with left and right piston body 7-2.Signal data line can be placed in cylinder body 4 wall of buffer at different levels, or is directly placed in medium.
Claims (1)
1. the linear rail with multi-stage buffer; comprise guide rail, be slidably fitted in the slide block on this guide rail and be located at the buffer of this guide rail left end, it is characterized in that comprising: described multi-stage buffer comprises: chopped-off head buffer, intergrade buffer and final stage buffer;
Described chopped-off head buffer, intergrade buffer, final stage buffer comprise respectively:
Cylindrical, for filling the cylinder body of buffer medium, cylinder cap is provided with in the opening end sealing of this cylinder body, in the central through bore of described cylinder cap, air-tight movable is combined with a piston rod, the right-hand member of this piston rod is provided with piston body assembly, this piston body assembly is suitable for doing piston movement in described cylinder body, and coordinates with the inwall movable sealing of described cylinder body;
Wherein, the cylinder body of described chopped-off head buffer forms the piston rod of described intergrade buffer, and the cylinder body of described intergrade buffer forms the piston rod of described final stage buffer; The left end of the piston rod of described chopped-off head buffer is fixedly connected with guide rail left end;
When the work of buffering, the cylinder body right side of described final stage buffer is as the surface of contact collided with slide block;
Electromagnetic coil is arranged with in the sidewall of the cylinder body of described final stage buffer;
The right side of the piston body assembly of described buffer at different levels is respectively equipped with the pressure transducer for detecting pressure medium, described pressure transducer is connected with a processor module respectively;
When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to pressure medium value, control a current drives module and export the electric current matched with this pressure medium value, make described electromagnetic coil produce corresponding magnetic field, with slide block described in adhesive; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block;
Wherein, the piston body assembly of buffer at different levels is suitable for when doing piston movement, the pressure medium that described processor detects according to described pressure transducer, regulate or the medium of closing in corresponding cylinder body toward regurgitation volume, with control piston body component movement rate or buffering progression;
Described piston body assembly comprises: the coaxial left and right piston body arranged, this left and right piston body is arranged with several through holes for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to do piston movement, medium realizes coming and going flowing by means of only each through hole on described left and right piston body;
The cavity for placing motor is provided with in described left piston body, this motor is controlled by described processor module, the end winding support of its rotor is connected on described right piston body, rotate for driving this right piston body according to pressure medium, to control the relative position relation of each through hole on left and right piston body, and then control media flow, i.e. control piston movement velocity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310256630.0A CN103291809B (en) | 2013-06-25 | 2013-06-25 | A kind of linear rail with multi-stage buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310256630.0A CN103291809B (en) | 2013-06-25 | 2013-06-25 | A kind of linear rail with multi-stage buffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103291809A CN103291809A (en) | 2013-09-11 |
| CN103291809B true CN103291809B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310256630.0A Expired - Fee Related CN103291809B (en) | 2013-06-25 | 2013-06-25 | A kind of linear rail with multi-stage buffer |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3215914A1 (en) * | 1982-04-29 | 1983-11-03 | Helmut 3006 Burgwedel Körner | Infinitely variable hydrostatic positive displacement machine |
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| CN1441164A (en) * | 2002-02-28 | 2003-09-10 | 太平洋工业株式会社 | Compressor control valve and its producing method |
| DE102008054573A1 (en) * | 2008-12-12 | 2010-06-17 | Robert Bosch Gmbh | Method for determining compression travel of two pipe-shock absorber for motor vehicle, involves determining compression path from differences of pressures, and calculating compression travel from speed |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060021456A (en) * | 2004-09-03 | 2006-03-08 | 현대모비스 주식회사 | Spring damper integrated suspension of vehicle |
| US9380448B2 (en) * | 2010-02-09 | 2016-06-28 | Mediatek Inc. | Methods for accessing subscriber identity cards via a dedicated interface and systems containing subscriber identity cards each with a dedicated interface |
-
2013
- 2013-06-25 CN CN201310256630.0A patent/CN103291809B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3215914A1 (en) * | 1982-04-29 | 1983-11-03 | Helmut 3006 Burgwedel Körner | Infinitely variable hydrostatic positive displacement machine |
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| CN1441164A (en) * | 2002-02-28 | 2003-09-10 | 太平洋工业株式会社 | Compressor control valve and its producing method |
| DE102008054573A1 (en) * | 2008-12-12 | 2010-06-17 | Robert Bosch Gmbh | Method for determining compression travel of two pipe-shock absorber for motor vehicle, involves determining compression path from differences of pressures, and calculating compression travel from speed |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
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| Publication number | Publication date |
|---|---|
| CN103291809A (en) | 2013-09-11 |
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Effective date of registration: 20210108 Address after: 215104 Building 1, No. 1368, Wuzhong Avenue, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Wei you Intellectual Property Operation Co.,Ltd. Address before: 215128 No. 7, Chenghu East Road, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU HAIERSHI INFORMATION TECHNOLOGY Co.,Ltd. |
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