CN204344570U - Multistage Double-action reciprocating cylinder assembly - Google Patents
Multistage Double-action reciprocating cylinder assembly Download PDFInfo
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- CN204344570U CN204344570U CN201420240945.6U CN201420240945U CN204344570U CN 204344570 U CN204344570 U CN 204344570U CN 201420240945 U CN201420240945 U CN 201420240945U CN 204344570 U CN204344570 U CN 204344570U
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Abstract
The utility model relates to a kind of linear actuator device, and it is specifically related to a kind of multistage Double-action reciprocating cylinder assembly.Device adopts composite cylinder design in cylinder, and namely outer shell is in the outermost surface of whole device, and in outer shell, the inside of axle arranges cylinder body, and this axle is middle cylinder, and the inside of middle cylinder lays middle cylinder, nested layer by layer, finally with a jack shaft for top.This device, by the pressure input output of both direction, realizes under dense space environmental conditions as robot provides high capacity and pushing away of long distance act on and draw effect.
Description
Technical field
The present invention relates to a kind of linear actuator device, it is specifically related to a kind of multistage Double-action reciprocating cylinder assembly.
Background technique
Current industrial linear actuator is mainly used in promoting do or pull work, be made up of oil hydraulic cylinder and cylinder, linear actuator structure is simple, with low cost, active force is widely used in industrial system greatly, however due to prolonged application demand fairly simple, linear actuator technological innovation is slower.
Industrial robot requires that device integration is high, volume is little, and manner is flexible; Ordinary cylinder is generally difficult to competent application demand when high load, high-bearing capacity, and the application development of robot needs the lifting of base application technology, and wherein the lifting of structure composition and the kind of drive stands in the breach.
Summary of the invention
For the problems referred to above, the object of the invention is to propose a kind of multistage Double-action reciprocating cylinder assembly completely newly, this device, by the pressure input output of both direction, realizes under dense space environmental conditions as robot provides high capacity and pushing away of long distance act on and draw effect.
For achieving the above object, the present invention takes following technological scheme.
Whole device is made up of 28 functional parts, i.e. outer shell, L-type block head, middle cylinder, piston, jack shaft, external flange dish, fluid pressure medium acting chamber oil inlet hole, outer casing wall, cylinder bottom, fluid pressure medium reaction chamber oil inlet hole, seal ring, dust ring, binding thread, jump ring circle, Z-type fluid pressure medium deflector, jack shaft axis body, axis hole, the axis of guide, guide collar, fluid pressure medium acting chamber acting surface, fluid pressure medium reaction chamber effect thrust surface, fluid pressure medium reaction chamber acting surface, fluid pressure medium acting chamber effect thrust surface, fluid pressure medium acting chamber, fluid pressure medium reaction chamber, fluid pressure upstream medium holes, downward fluid pressure medium hole and channeling fluid pressure medium channel etc.
Device adopts composite cylinder design in cylinder, and namely outer shell is in the outermost surface of whole device, and in outer shell, the inside of axle arranges cylinder body, and this axle is middle cylinder, and the inside of middle cylinder lays middle cylinder, nested layer by layer, finally with a jack shaft for top.
Middle cylinder is connected piston with jack shaft one end, outer wall acting surface in one end is smooth without rising and falling and inner connection L-type block head in addition, the effect of piston is physical segmentation cavity, form fluid pressure medium acting chamber and fluid pressure medium reaction chamber, simultaneously, be responsible for sealing, slide and support, and then by the fluid pressure medium pressure change in fluid pressure medium acting chamber and fluid pressure medium reaction chamber and effect, realize carrying out promotion to middle cylinder and jack shaft do and pull work, fluid pressure medium acting chamber and fluid pressure medium reaction chamber and corresponding fluid medium channel UNICOM, when one group of fluid medium channel is logical and fluid pressure medium acting chamber increases cavity space by fluid pressure medium pressurization, so, one group of corresponding fluid medium channel and fluid pressure medium reaction chamber release pressure releasing fluid pressure medium are to reduce cavity space, vice versa, so just achieve to-and-fro motion.
Simultaneously the effect of L-type block head avoids cylinder fluid pressure medium to leak providing slip to middle cylinder and jack shaft and support.
Device adopts Z-type fluid pressure medium deflector design proposal, in the casing wall of middle cylinder, fluid pressure upstream medium holes is set according to following scheme exactly, downward fluid pressure medium hole and channeling fluid pressure medium channel, namely each Z-type fluid pressure medium deflector possesses a fluid pressure upstream medium holes, a downward fluid pressure medium hole, fluid pressure upstream medium holes and downward fluid pressure medium hole are set in parallel in the two ends of middle cylinder respectively, wherein, the outer wall of middle cylinder is led in downward fluid pressure medium hole, fluid pressure upstream medium holes leads to the inwall of middle cylinder, fluid pressure upstream medium holes is communicated with by channeling fluid pressure medium channel with downward fluid pressure medium hole, being interconnected with the fluid pressure medium outside cylinder in middle cylinder cylinder is flowed, fluid pressure upstream medium holes and downward fluid pressure medium hole relativity, enter fluid pressure medium when a hole and so go out fluid pressure medium in another one hole, vice versa, it is inner that channeling fluid pressure medium channel is also embedded into middle cylinder casing wall completely perpendicular to fluid pressure upstream medium holes and downward fluid pressure medium hole, himself can only be communicated with outward with cylinder with in cylinder with downward fluid pressure medium hole by fluid pressure upstream medium holes, owing to have employed the design of Z-type fluid pressure medium deflector, fluid pressure upstream medium holes is at any time all in downward fluid pressure medium hole the state be communicated with fluid pressure medium acting chamber, and namely the change of form in the fluid pressure medium acting chamber that produces of the to-and-fro motion of middle cylinder and jack shaft and fluid pressure medium reaction chamber can not change the connected state of Z-type fluid pressure medium deflector and fluid pressure medium acting chamber.
Fluid pressure medium acting chamber oil inlet hole and fluid pressure medium reaction chamber oil inlet hole are arranged at outer shell, and the long stroke that this avoid multistage Double-action reciprocating cylinder assembly is to the requirement laying flowing medium pipeline and pull.
The present invention is owing to taking above technological scheme, and it has the following advantages:
1, by the present invention, multistage Double-action reciprocating cylinder assembly achieves and uses under requirements of installation space exacting terms, and long stroke and length of installation form multiple proportion, and the length of long stroke is far longer than installing space length;
2, multistage Double-action reciprocating cylinder assembly uses under can realize fully loaded transportation condition;
3, multistage Double-action reciprocating cylinder assembly can realize the double-action of reciprocating.
Accompanying drawing explanation
Fig. 1 is the sectional view of assemblying body of the present invention.
Fig. 2 is outer shell system sectional view of the present invention.
Fig. 3 is L-type block head system sectional view of the present invention.
Fig. 4 is that middle cylinder system of the present invention is cutd open.
Fig. 5 is piston sectional view of the present invention.
Fig. 6 is jack shaft sectional view of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As Fig. 1, 2, 3, 4, 5, shown in 6, the present invention is a kind of multistage Double-action reciprocating cylinder assembly, whole device is made up of 28 functional parts, i.e. outer shell 1, L-type block head 2, middle cylinder 3, piston 4, jack shaft 5, external flange dish 6, fluid pressure medium acting chamber oil inlet hole 7, outer casing wall 8, cylinder bottom 9, fluid pressure medium reaction chamber oil inlet hole 10, seal ring 11, dust ring 12, binding thread 13, jump ring circle 14, Z-type fluid pressure medium deflector 15, jack shaft axis body 16, axis hole 17, the axis of guide 18, guide collar 19, fluid pressure medium acting chamber acting surface 20, fluid pressure medium reaction chamber effect thrust surface 21, fluid pressure medium reaction chamber acting surface 22, fluid pressure medium acting chamber effect thrust surface 23, fluid pressure medium acting chamber 24, fluid pressure medium reaction chamber 25, fluid pressure upstream medium holes 26, downward fluid pressure medium hole 27 and channeling fluid pressure medium channel 28 etc., wherein, outer shell 1 is arranged at the outside of whole cylinder body, and outer shell 1 is made up of outer casing wall 8 and cylinder bottom 9 and is provided with fluid pressure medium acting chamber oil inlet hole 7, fluid pressure medium reaction chamber oil inlet hole 10, external flange dish 6, seal ring 11, dust ring 12, binding thread 13, jump ring circle 14, L-type block head 2, at outer shell 1 and middle cylinder 3 with between middle cylinder 3 and jack shaft 5, L-type block head 2 is provided with seal ring 11, dust ring 12, binding thread 13, axis hole 17, the axis of guide 18, guide collar 19, middle cylinder 3 is provided with piston 4, seal ring 11, dust ring 12, binding thread 13, jump ring circle 14, Z-type fluid pressure medium deflector 15, piston 4 is provided with seal ring 11, guide collar 19, fluid pressure medium acting chamber acting surface 20, the effect of fluid pressure medium reaction chamber thrust surface 21, fluid pressure medium reaction chamber acting surface 22, fluid pressure medium acting chamber effect thrust surface 23, jack shaft 5 is provided with piston 4, seal ring 11, jack shaft axis body 16, guide collar 19, fluid pressure medium reaction chamber acting surface 22.
As shown in Figure 1, device adopts composite cylinder design in cylinder, and namely outer shell 1 is in the outermost surface of whole device, in outer shell 1, the inside of axle arranges cylinder body, and this axle is middle cylinder 3, and the inside of middle cylinder 3 lays middle cylinder 3, nested layer by layer, finally with a jack shaft 5 for top.
As Fig. 1, 2, 3, 4, shown in 5, middle cylinder 3 is connected piston 4 with jack shaft 5 one end, outer wall acting surface in one end is smooth without rising and falling and inner connection L-type block head 2 in addition, the effect of piston 4 is physical segmentation cavitys, form fluid pressure medium acting chamber 24 and fluid pressure medium reaction chamber 25, simultaneously, be responsible for sealing, slide and support, and then by the fluid pressure medium pressure change in fluid pressure medium acting chamber 24 and fluid pressure medium reaction chamber 25 and effect, realize carrying out promotion to middle cylinder 3 and jack shaft 5 do and pull work, fluid pressure medium acting chamber 24 and fluid pressure medium reaction chamber 25 and corresponding fluid medium channel UNICOM, when one group of fluid medium channel is logical and fluid pressure medium acting chamber 24 increases cavity space by fluid pressure medium pressurization, so, one group of corresponding fluid medium channel and fluid pressure medium reaction chamber 25 release pressure releasing fluid pressure medium are to reduce cavity space, vice versa, so just achieve to-and-fro motion.
As shown in Figure 1,3, simultaneously the effect of L-type block head 2 avoids cylinder fluid pressure medium to leak providing slip to middle cylinder 3 and jack shaft 5 and support.
As Fig. 1, shown in 4, device adopts Z-type fluid pressure medium deflector 15 design proposal, in the casing wall of middle cylinder 3, fluid pressure upstream medium holes 26 is set according to following scheme exactly, downward fluid pressure medium hole 27 and channeling fluid pressure medium channel 28, namely each Z-type fluid pressure medium deflector 15 possesses a fluid pressure upstream medium holes 26, a downward fluid pressure medium hole 27, fluid pressure upstream medium holes 26 and downward fluid pressure medium hole 27 are set in parallel in the two ends of middle cylinder 3 respectively, wherein, the outer wall of middle cylinder 3 is led in downward fluid pressure medium hole 27, fluid pressure upstream medium holes 26 leads to the inwall of middle cylinder 3, fluid pressure upstream medium holes 26 is communicated with by channeling fluid pressure medium channel 28 with downward fluid pressure medium hole 27, being interconnected with the fluid pressure medium outside cylinder in middle cylinder 3 cylinder is flowed, fluid pressure upstream medium holes 26 and downward fluid pressure medium hole 27 relativity, enter fluid pressure medium when a hole and so go out fluid pressure medium in another one hole, vice versa, it is inner that channeling fluid pressure medium channel 28 is also embedded into middle cylinder 3 casing wall completely perpendicular to fluid pressure upstream medium holes 26 and downward fluid pressure medium hole 27, himself can only be communicated with outward with cylinder with in cylinder with downward fluid pressure medium hole 27 by fluid pressure upstream medium holes 26, design owing to have employed Z-type fluid pressure medium deflector 15, fluid pressure upstream medium holes 26 is at any time all in downward fluid pressure medium hole 27 state be communicated with fluid pressure medium acting chamber 24, and namely the change of form in the fluid pressure medium acting chamber 24 that produces of the to-and-fro motion of middle cylinder 3 and jack shaft 5 and fluid pressure medium reaction chamber 25 can not change the connected state of Z-type fluid pressure medium deflector 15 and fluid pressure medium acting chamber 24.
As shown in Figure 1, 2, fluid pressure medium acting chamber oil inlet hole 7 and fluid pressure medium reaction chamber oil inlet hole 10 are arranged at outer shell, and the long stroke that this avoid multistage Double-action reciprocating cylinder assembly is to the requirement laying flowing medium pipeline and pull.
Claims (5)
1. a multistage Double-action reciprocating cylinder assembly, it is characterized in that: whole device is made up of 28 functional parts, i.e. outer shell, L-type block head, middle cylinder, piston, jack shaft, external flange dish, fluid pressure medium acting chamber oil inlet hole, outer casing wall, cylinder bottom, fluid pressure medium reaction chamber oil inlet hole, seal ring, dust ring, binding thread, jump ring circle, Z-type fluid pressure medium deflector, jack shaft axis body, axis hole, the axis of guide, guide collar, fluid pressure medium acting chamber acting surface, fluid pressure medium reaction chamber effect thrust surface, fluid pressure medium reaction chamber acting surface, fluid pressure medium acting chamber effect thrust surface, fluid pressure medium acting chamber, fluid pressure medium reaction chamber, fluid pressure upstream medium holes, downward fluid pressure medium hole and channeling fluid pressure medium channel etc., device adopts composite cylinder design in cylinder, and namely outer shell is in the outermost surface of whole device, and in outer shell, the inside of axle arranges cylinder body, and this axle is middle cylinder, and the inside of middle cylinder lays middle cylinder, nested layer by layer, finally with a jack shaft for top.
2. a kind of multistage Double-action reciprocating cylinder assembly as claimed in claim 1, it is characterized in that: middle cylinder is connected piston with jack shaft one end, outer wall acting surface in one end is smooth without rising and falling and inner connection L-type block head in addition, the effect of piston is physical segmentation cavity, form fluid pressure medium acting chamber and fluid pressure medium reaction chamber, simultaneously, be responsible for sealing, slide and support, and then by the fluid pressure medium pressure change in fluid pressure medium acting chamber and fluid pressure medium reaction chamber and effect, realize carrying out promotion to middle cylinder and jack shaft do and pull work, fluid pressure medium acting chamber and fluid pressure medium reaction chamber and corresponding fluid medium channel UNICOM, when one group of fluid medium channel is logical and fluid pressure medium acting chamber increases cavity space by fluid pressure medium pressurization, so, one group of corresponding fluid medium channel and fluid pressure medium reaction chamber release pressure releasing fluid pressure medium are to reduce cavity space, vice versa, so just achieve to-and-fro motion.
3. a kind of multistage Double-action reciprocating cylinder assembly as claimed in claim 1, is characterized in that: simultaneously the effect of L-type block head avoids cylinder fluid pressure medium to leak providing slip to middle cylinder and jack shaft and support.
4. a kind of multistage Double-action reciprocating cylinder assembly as claimed in claim 1, it is characterized in that: device adopts Z-type fluid pressure medium deflector design proposal, in the casing wall of middle cylinder, fluid pressure upstream medium holes is set according to following scheme exactly, downward fluid pressure medium hole and channeling fluid pressure medium channel, namely each Z-type fluid pressure medium deflector possesses a fluid pressure upstream medium holes, a downward fluid pressure medium hole, fluid pressure upstream medium holes and downward fluid pressure medium hole are set in parallel in the two ends of middle cylinder respectively, wherein, the outer wall of middle cylinder is led in downward fluid pressure medium hole, fluid pressure upstream medium holes leads to the inwall of middle cylinder, fluid pressure upstream medium holes is communicated with by channeling fluid pressure medium channel with downward fluid pressure medium hole, being interconnected with the fluid pressure medium outside cylinder in middle cylinder cylinder is flowed, fluid pressure upstream medium holes and downward fluid pressure medium hole relativity, enter fluid pressure medium when a hole and so go out fluid pressure medium in another one hole, vice versa, it is inner that channeling fluid pressure medium channel is also embedded into middle cylinder casing wall completely perpendicular to fluid pressure upstream medium holes and downward fluid pressure medium hole, himself can only be communicated with outward with cylinder with in cylinder with downward fluid pressure medium hole by fluid pressure upstream medium holes, owing to have employed the design of Z-type fluid pressure medium deflector, fluid pressure upstream medium holes is at any time all in downward fluid pressure medium hole the state be communicated with fluid pressure medium acting chamber, and namely the change of form in the fluid pressure medium acting chamber that produces of the to-and-fro motion of middle cylinder and jack shaft and fluid pressure medium reaction chamber can not change the connected state of Z-type fluid pressure medium deflector and fluid pressure medium acting chamber.
5. a kind of multistage Double-action reciprocating cylinder assembly as claimed in claim 1, it is characterized in that: fluid pressure medium acting chamber oil inlet hole and fluid pressure medium reaction chamber oil inlet hole are arranged at outer shell, the long stroke that this avoid multistage Double-action reciprocating cylinder assembly is to the requirement laying flowing medium pipeline and pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240945.6U CN204344570U (en) | 2014-05-13 | 2014-05-13 | Multistage Double-action reciprocating cylinder assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240945.6U CN204344570U (en) | 2014-05-13 | 2014-05-13 | Multistage Double-action reciprocating cylinder assembly |
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| Publication Number | Publication Date |
|---|---|
| CN204344570U true CN204344570U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420240945.6U Expired - Fee Related CN204344570U (en) | 2014-05-13 | 2014-05-13 | Multistage Double-action reciprocating cylinder assembly |
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| CN (1) | CN204344570U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939416A (en) * | 2014-05-13 | 2014-07-23 | 张振宇 | Multistage double-action reciprocating cylinder device |
| CN105257621A (en) * | 2015-10-14 | 2016-01-20 | 航天重型工程装备有限公司 | Multi-stage lifting cylinder with hydraulic buffer function |
-
2014
- 2014-05-13 CN CN201420240945.6U patent/CN204344570U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939416A (en) * | 2014-05-13 | 2014-07-23 | 张振宇 | Multistage double-action reciprocating cylinder device |
| CN105257621A (en) * | 2015-10-14 | 2016-01-20 | 航天重型工程装备有限公司 | Multi-stage lifting cylinder with hydraulic buffer function |
| CN105257621B (en) * | 2015-10-14 | 2017-08-25 | 航天重型工程装备有限公司 | A kind of multistage load lifting cylinder for possessing hydraulic cushion function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20160513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |