CN103291809A - Linear guide rail with multistage buffers - Google Patents
Linear guide rail with multistage buffers Download PDFInfo
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- CN103291809A CN103291809A CN2013102566300A CN201310256630A CN103291809A CN 103291809 A CN103291809 A CN 103291809A CN 2013102566300 A CN2013102566300 A CN 2013102566300A CN 201310256630 A CN201310256630 A CN 201310256630A CN 103291809 A CN103291809 A CN 103291809A
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- buffer
- piston
- piston body
- stage buffer
- cylinder body
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- 239000000872 buffer Substances 0.000 title claims abstract description 108
- 230000033001 locomotion Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 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
- 230000000295 complement effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 description 2
- 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
- 238000001816 cooling 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
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention relates to a liner guide rail with multistage buffers. The liner guide rail comprises a guide rail body, a slide block arranged on the guide rail body in a sliding-matching mode and buffers arranged at the left end of the guide rail body. The multistage buggers comprise a primary-stage buffer, a middle-stage buffer and a final-stage buffer. The primary-stage buffer, the middle-stage buffer and the final-stage buffer respectively comprise a cylinder body which is cylinder-shaped and used for being filled with buffer media, a cylinder cover is arranged at the opening end of each cylinder body in a sealing mode, a piston rod is sealed in a center through hole of each cylinder cover in a movable-matching mode, a piston body component is arranged at the right end of each piston rod, and each piston body component is suitable for conducting piston motion in the corresponding cylinder body and is matched with the inner wall of the corresponding cylinder body in a movable-sealing mode. The cylinder body of the primary-stage buffer forms the piston rod of the middle-stage buffer, and the cylinder of the middle-stage buffer forms the piston rod of the final-stage buffer. The left end of the piston rod of the primary-stage buffer is fixedly connected with the left end of the guide rail body.
Description
Technical field
The present invention relates to a kind of buffer, relate in particular to a kind of linear rail with multi-stage buffer.
Background technique
In the bumper and absorbing shock field, buffer uses very extensive, and it mainly acts on is to absorb various impact energys, protection equipment and reduce noise etc.
But slide block is when cushion at collision, because impact energy is excessive, piston has little time work in the buffer, causes the slide block phenomenon that has a rebound, how can the classification buffering, and with the technical barrier that to overcome this buffer sliding block impact force be related domain.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of linear rail with multi-stage buffer, and this multi-stage buffer is suitable at slide block regulating the buffering progression of multi-stage buffer automatically, with the slide block in the steady kicking motion during at shock eliminator.
The invention provides a kind of linear rail with multi-stage buffer, comprise: guide rail, the buffer that is slidingly fitted in the slide block on this guide rail and is located at 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, as to be used for filling buffer medium cylinder body, opening end sealing at this cylinder body is provided with cylinder cap, the sealing activity is combined with a piston rod in the central through bore of described cylinder cap, the right-hand member of this piston rod is provided with the piston body assembly, this piston body assembly is suitable for doing the piston motion in described cylinder body, and cooperates with the inwall movable sealing of described cylinder body; Wherein, the cylinder body of described chopped-off head buffer constitutes the piston rod of described intergrade buffer, and the cylinder body of described intergrade buffer constitutes the piston rod of described final stage buffer; The left end of the piston rod of described chopped-off head buffer is fixedlyed connected with the guide rail left end; When buffering work, the surface of contact that the conduct of cylinder body right side and the slide block of described final stage buffer collides; Be arranged with electromagnetic coil in the sidewall of the cylinder body of described final stage buffer; Be respectively equipped with the pressure transducer for detection of pressure medium on the right side of the piston body assembly of described buffers at different levels, described pressure transducer links to each other 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 the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil produce corresponding magnetic field, with the described slide block of adhesive; When described processor module records the pressure medium value and is equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block; Wherein, the piston body assembly of buffers at different levels is suitable for when doing the piston motion, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body, with control piston body assembly movement velocity or buffering progression according to the detected pressure medium of described pressure transducer.
Further, described piston body assembly comprises: the left and right piston body of coaxial setting, be arranged with the through hole that several are used for the medium axial flow on this left and right piston body, being sealed and matched between the adjacent face of left and right piston body, so that do piston when motion, medium is only realized coming and going by each through hole on the described left and right piston body and is flowed; Be provided with in the described left piston body for the cavity of placing motor, this motor is controlled by described processor module, the end of its rotor is fixedly connected on the described right piston body, be used for driving this right side piston body rotation according to pressure medium, to control the relative position relation of each through hole on the left and right piston body, and then control media flow, i.e. control piston movement velocity.
Compared with prior art, the present invention has following advantage: (1) the present invention produces the magnetic field that is complementary with surge pressure with the adhesive slide block by processor, current drives module, and anti-limited slip block causes bounce-back because impact energy is excessive; (2) the present invention has overcome in the prior art because the impact energy fluctuation, and cause the technical problem that multi-stage buffer can't co-ordination, the present invention detects impact energy by pressure transducer, and the medium of suitable adjusting buffers at different levels is toward regurgitation volume, to control the movement velocity of each piston body assembly, make buffer co-ordinations at different levels, avoided certain one-level buffer that may occur because impact energy is excessive, all the other buffers have little time compression, and cause the long-term work of this grade buffer under high pressure conditions, cause damage easily; (3) cooperate by each through hole in the left and right piston body, controlling medium in the corresponding cylinder body toward regurgitation volume, thereby change the shuttle speed of respective pistons, to alleviate the cavity pressure of cylinder bodies at different levels, prolong the buffer life-span; (4) these three grades of buffers need not to consider the medium difference, and the application place is extensive, need not to regulate in addition the buffer job order.
Description of drawings
Content of the present invention is easier clearly to be understood in order to make, below the specific embodiment and by reference to the accompanying drawings of basis, 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 work schematic representation 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 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, 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
The present invention is described in detail below in conjunction with drawings and Examples:
See Fig. 1, Fig. 2 and Fig. 5, a kind of linear rail with multi-stage buffer comprises: guide rail 18, the multi-stage buffer that is slidingly fitted in the slide block 10 on this guide rail 18 and is located at these guide rail 18 left ends; This multi-stage buffer comprises: 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 be used for filling the cylinder body 4 of buffer medium, opening end sealing at this cylinder body 4 is provided with cylinder cap 5, the sealing activity is combined with a piston rod 6 in the central through bore of described cylinder cap 5, 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 the piston motion in described cylinder body 4, and cooperates with the inwall movable sealing of described cylinder body 4; Wherein, the cylinder body 4 of described chopped-off head buffer 1 constitutes the piston rod 6-1 of described intergrade buffer 2, and the cylinder body 4 of described intergrade buffer 2 constitutes the piston rod 6-2 of described final stage buffer 3; When buffering work, the surface of contact that the conduct of cylinder body 4 right sides and the slide block 10 of described final stage buffer 3 collides; Be arranged with electromagnetic coil 4-1 in the sidewall of the cylinder body 4 of described final stage buffer 3; Be respectively equipped with the pressure transducer 9 for detection of pressure medium on the right side of the piston body assembly 7 of described buffers at different levels, described pressure transducer 9 links to each other 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 the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil 4-1 produce corresponding magnetic field, with the described slide block 10 of adhesive; When described processor module records the pressure medium value and is equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block 10; Wherein, the piston body assembly 7 of buffers at different levels is suitable for when doing the piston motion, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body 4 according to described pressure transducer 9 detected pressure mediums, with speed or the buffering progression of control piston body assembly 7 motions.
Its right end face of urceolus 8 is fixed in piston rod 6 bottoms of described chopped-off head buffer 1.Urceolus 8 is fixed on the guide rail 18 (in other mode of executions, urceolus 8 can be removed, directly the left end of the piston rod of described chopped-off head buffer be fixedlyed connected with the guide rail left end).
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 with respect to described cylinder body 4, the right side buffer medium is subjected to big pressure in the cylinder body 4, when buffer medium flows toward piston body assembly 7 left sides, the pressure that the right side buffer medium is subjected in the cylinder body 4 reduces gradually, equate until the left and right sides of described piston body assembly 7 pressure medium, be that described pressure medium value is when being equilibrium value (being the hydraulic pressure value of the left and right sides of piston body assembly 4 force value when equating), when piston body assembly 7 quit work, slide block 10 also stopped mobile.
Wherein, described processor module adopts single-chip microcomputer, embedded-type ARM module; Pressure transducer 9 for example can adopt the gloomy P499VBS-404C in river; Described current drives module can adopt the alternating current (a.c.) output unit.
F represents the pressure direction that three grades of buffers are subjected to, and F1, F2, F3 represent the moving direction of piston in the buffers at different levels.
See Fig. 3-4, described piston body assembly 7 comprises: the left piston body 7-1 of coaxial setting, right piston body 7-2, be arranged with the through hole 7-3 that several are used for the medium axial flow on this left piston body 7-1, the right piston body 7-2, being sealed and matched between the adjacent face of described left and right piston body, so that do piston when motion, medium is only realized coming and going by each the through hole 7-3 on the described left and right piston body and is flowed; Be provided with in the described left piston body 7-1 for the cavity of placing motor 7-4, this motor 7-4 is controlled by described processor module, its rotor 7-5 is connected in described right piston body 7-2, be used for driving this right side piston body 7-2 rotation according to pressure medium, to control the relative position relation of each the through hole 7-3 on the left and right piston body, and then control media flow, i.e. control piston movement velocity.
Dotted line through hole 7-3 represents it is through hole 7-3 among the left piston body 7-1 among Fig. 4, solid line through hole 7-3 represents the through hole 7-3 among the right piston body 7-2, arrow is represented motor 7-4 sense of rotation, this Fig. 3 is illustrated in respective through hole 7-3 docking operation on the fitting surface of left and right piston body 7-2, with the rate-of flow in the control through hole.
Described right piston body 7-2 is with respect to the coaxial deflection of right piston body 7-2; its slewing area is no more than the diameter of through hole 7-3; also can be called deflection angle; be that 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 purpose of control media flow; thereby play the piston movement speed of control respective pistons body assembly 7; and then pressure mediums in the alleviation cylinder body 4; play the purpose that prolongs the buffer life-span, and each buffer can take turns to operate, under non-stop-machine prerequisite; allow the higher buffer of temperature obtain cooling, prolonged working life.
Power pack can adopt powered battery.Battery can be installed in a left side or the right piston body 7-2.
See Fig. 4, if described through hole 7-3 is how individual, its distribution can be concentric circle with left and right piston body 7-2 and distribute.The signal data line can be placed in cylinder body 4 walls of buffers at different levels, perhaps directly places medium.
Claims (2)
1. linear rail with multi-stage buffer, the buffer that comprises guide rail, is slidingly fitted in the slide block on this guide rail and is located at this guide rail left end 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, as to be used for filling buffer medium cylinder body, opening end sealing at this cylinder body is provided with cylinder cap, the sealing activity is combined with a piston rod in the central through bore of described cylinder cap, the right-hand member of this piston rod is provided with the piston body assembly, this piston body assembly is suitable for doing the piston motion in described cylinder body, and cooperates with the inwall movable sealing of described cylinder body;
Wherein, the cylinder body of described chopped-off head buffer constitutes the piston rod of described intergrade buffer, and the cylinder body of described intergrade buffer constitutes the piston rod of described final stage buffer; The left end of the piston rod of described chopped-off head buffer is fixedlyed connected with the guide rail left end;
When buffering work, the surface of contact that the conduct of cylinder body right side and the slide block of described final stage buffer collides;
Be arranged with electromagnetic coil in the sidewall of the cylinder body of described final stage buffer;
Be respectively equipped with the pressure transducer for detection of pressure medium on the right side of the piston body assembly of described buffers at different levels, described pressure transducer links to each other 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 the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil produce corresponding magnetic field, with the described slide block of adhesive; When described processor module records the pressure medium value and is equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block;
Wherein, the piston body assembly of buffers at different levels is suitable for when doing the piston motion, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body, with control piston body assembly movement velocity or buffering progression according to the detected pressure medium of described pressure transducer.
2. multi-stage buffer according to claim 1, it is characterized in that, described piston body assembly comprises: the left and right piston body of coaxial setting, be arranged with the through hole that several are used for the medium axial flow on this left and right piston body, being sealed and matched between the adjacent face of left and right piston body, so that do piston when motion, medium is only realized coming and going by each through hole on the described left and right piston body and is flowed;
Be provided with in the described left piston body for the cavity of placing motor, this motor is controlled by described processor module, the end of its rotor is fixedly connected on the described right piston body, be used for driving this right side piston body rotation according to pressure medium, to control the relative position relation of each through hole on the 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 true CN103291809A (en) | 2013-09-11 |
| CN103291809B CN103291809B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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 (7)
| 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 |
| US20060049013A1 (en) * | 2004-09-03 | 2006-03-09 | Hyundai Mobis Co., Ltd | Integrated suspension system for vehicle |
| 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 |
| CN102149175A (en) * | 2010-02-09 | 2011-08-10 | 联发科技股份有限公司 | Communication system and method of aligning polling timers |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
-
2013
- 2013-06-25 CN CN201310256630.0A patent/CN103291809B/en not_active Expired - Fee Related
Patent Citations (7)
| 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 |
| US20060049013A1 (en) * | 2004-09-03 | 2006-03-09 | Hyundai Mobis Co., Ltd | Integrated suspension system for vehicle |
| 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 |
| CN102149175A (en) * | 2010-02-09 | 2011-08-10 | 联发科技股份有限公司 | Communication system and method of aligning polling timers |
| 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 |
|---|---|
| CN103291809B (en) | 2016-03-09 |
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Effective date of registration: 20160204 Address after: Cheng lake road Wuzhong Economic Development Zone of Suzhou City, Jiangsu Province, No. 7, building 4, 215128 Applicant after: SUZHOU HAIERSHI INFORMATION TECHNOLOGY Co.,Ltd. Address before: No. 4469 Wuzhong District Wuzhong road in Suzhou city of Jiangsu Province in 215128 Applicant before: SUZHOU TANG'S MACHINERY MANUFACTURING Co.,Ltd. |
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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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Effective date of registration: 20220808 Address after: 215128 2 / F, building 1, No. 178, Tayun Road, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU WEISIDAO INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 215104 Building 1, No. 1368, Wuzhong Avenue, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Wei you Intellectual Property Operation Co.,Ltd. |
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