CN105526346A - C-shaped air cylinder piston combination - Google Patents
C-shaped air cylinder piston combination Download PDFInfo
- Publication number
- CN105526346A CN105526346A CN201610038241.4A CN201610038241A CN105526346A CN 105526346 A CN105526346 A CN 105526346A CN 201610038241 A CN201610038241 A CN 201610038241A CN 105526346 A CN105526346 A CN 105526346A
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- China
- Prior art keywords
- piston
- locking block
- locking
- step portion
- type cylinder
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Actuator (AREA)
Abstract
The invention discloses a C-shaped air cylinder piston combination comprising a piston rod, a piston, a first locking module and a second locking module, wherein the first locking module comprises a first locking block and a second locking block which are fixed through a plurality of first locking bolts; the second locking module comprises a third locking block and a fourth locking block which are fixed through a plurality of second locking bolts; the piston rod is provided with a piston mounting part, a first step part and a second step part; the first locking module is arranged on the first step part; the second locking module is arranged on the second step part; both the diameter of the first step part and the diameter of the second step part are smaller than the diameter of the piston mounting part; and the first locking block, the second locking block, the third locking block and the fourth locking block are respectively fixed together with the piston through jackscrews, so that the machining difficulty can be lowered, and the machining cost can be reduced.
Description
Technical field
The present invention relates to cylinder field, particularly relate to the combination of a kind of C type cylinder piston.
Background technique
Cylinder is generally by cylinder body, and end cap, piston rod, piston, Sealing and dust guard composition, wherein the part of most critical is piston, the cooperation between piston rod and cylinder body.Cylinder size, by lathe in machining, can ensure good machining accuracy.What is more, and cylinder block rheo-die-casting is shaping, does not need extra processing, so piston and piston rod become the most key parts in all parts of cylinder.
Shown in ginseng Fig. 1, there is disclosed a kind of C type cylinder piston combination of the prior art, combine primarily of piston rod 1, seal ring 2, stopping shim 3, little round nut 4 and piston 5.Described piston rod 1 needs to adopt diameter to be not less than the bar of 35mm, lathe cutting is used to process 6 steps and car 1 screw thread, then milling machine milling keyway 6 is transferred to, seal ring 2, for fixing stopping shim 3, then first loads in the groove of piston rod 1 by this keyway 6, reinstalls piston 5, load stopping shim 3, pawl in stopping shim 3 is snapped in keyway 6, re-uses little round nut 4 fastening, outer for stopping shim pawl is snapped in little round nut 4.Piston of the prior art and piston rod construction are all comparatively complicated, and difficulty of processing is very large.
Therefore, be necessary to provide a kind of C type cylinder piston combination solved the problems of the technologies described above.
Summary of the invention
Technical problem to be solved by this invention is: the C type cylinder piston combination providing a kind of structure simple, easy to process.
For achieving the above object, the technical solution used in the present invention is: a kind of C type cylinder piston combination, comprise: piston rod, be installed on the piston on piston rod, the the first locking module being arranged at piston side and the second locking module being arranged at piston opposite side, described first locking module comprises the first locking block and the second locking block, fixed by several first lock bolt between described first locking block and the second locking block, described second locking module comprises the 3rd locking block and the 4th locking block, fixed by several second lock bolt between described 3rd locking block and the 4th locking block, described piston rod and piston, the position that first locking module and the second locking module match is that multidiameter shaft is arranged, described piston rod is provided with piston assembly department, be arranged at the first step portion of piston assembly department side and be arranged at the second step portion of piston assembly department opposite side, described first locking module is installed in first step portion, described second locking module is installed in second step portion, the diameter in described first step portion and second step portion is all less than the diameter of piston assembly department, described first locking block, second locking block, 3rd locking block and the 4th is fixed respectively by jackscrew between locking block and piston.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the width of described piston assembly department is 15mm, and the width in described first step portion is 12mm, and the width in described second step portion is 12mm.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the diameter in described first step portion and the equal diameters in second step portion.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the diameter in described first step portion is 30mm, and the diameter of described piston assembly department is 32mm.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the equal semicircular in shape of described first locking block, the second locking block, the 3rd locking block and the 4th locking block is arranged.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the quantity of described first lock bolt is two.
Preferably, in above-mentioned a kind of C type cylinder piston combination, the quantity of described second lock bolt is two.
Beneficial effect of the present invention is: the C type cylinder piston combination structure in the present invention is simple, easy to process, and compared to C type cylinder piston combination of the prior art, the C type cylinder piston combination in the present invention can also save material, reduces manufacture cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of C type cylinder piston combination in prior art.
Fig. 2 is the structural representation of C type cylinder piston combination in the present invention.
Fig. 3 is the structural representation of the first locking module in the present invention.
Fig. 4 is the structural representation of the second locking module in the present invention.
Fig. 5 is the structural representation of piston shaft in the present invention.
In Fig. 1: 1, piston rod, 2, seal ring, 3, stopping shim, 4, little round nut, 5, piston, 6, keyway.
In Fig. 2 to Fig. 5: 7, piston rod, the 8, piston, 9, first locking module, 10, the second locking module, the 11, first locking block, the 12, second locking block, 13, the first lock bolt, 14, the 3rd locking block, the 15, the 4th locking block, the 16, second lock bolt, 17, piston assembly department, 18, first step portion, 19, second step portion, 20, jackscrew.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.The example of these preferred implementations illustrates in the accompanying drawings.Shown in accompanying drawing and the embodiments of the present invention described with reference to the accompanying drawings be only exemplary, and the present invention is not limited to these mode of executions.
At this, also it should be noted that, in order to avoid the present invention fuzzy because of unnecessary details, illustrate only in the accompanying drawings with according to the closely-related structure of the solution of the present invention and/or treatment step, and eliminate other details little with relation of the present invention.
Shown in ginseng Fig. 2 to Fig. 5, the combination of a kind of C type cylinder piston, comprise: piston rod 7, be installed on the piston 8 on piston rod 7, the the first locking module 9 being arranged at piston 8 side and the second locking module 10 being arranged at piston 8 opposite side, described first locking module 9 comprises the first locking block 11 and the second locking block 12, fixed by two the first lock bolts 13 between described first locking block 11 and the second locking block 12, described second locking module 10 comprises the 3rd locking block 14 and the 4th locking block 15, fixed by two the second lock bolts 16 between described 3rd locking block 14 and the 4th locking block 15, described first locking block 11, second locking block 12, 3rd locking block 14 and the 4th locking block 15 all semicircular in shape are arranged.Described piston rod 7 and piston 8, the position that first locking module 9 and the second locking module 10 match is that multidiameter shaft is arranged, described piston rod 7 is provided with piston assembly department 17, be arranged at the first step portion 18 of piston assembly department 17 side and be arranged at the second step portion 19 of piston assembly department 17 opposite side, described first locking module 9 is installed in first step portion 18, described second locking module 10 is installed in second step portion 19, the diameter in described first step portion 18 and second step portion 19 is all less than the diameter of piston assembly department 17, the width of described piston assembly department 17 is 15mm, the width in described first step portion 18 is 12mm, the width in described second step portion 19 is 12mm.The diameter in described first step portion 18 and the equal diameters in second step portion 19, the diameter in described first step portion 18 is 30mm, the diameter of described piston assembly department 17 is 32mm, described first locking block 11, second locking block 12, the 3rd locking block 14 and fix respectively by jackscrew 20 between the 4th locking block 15 and piston 8.
When piston rod in the present invention manufactures, material selection diameter is not less than the bar of 32mm, uses lathe cutting processing first step portion 18 and second step portion 19.First the first locking block 11 and the second locking block 12 are fit in first step portion 18, are then locked by the first lock bolt 13; Again piston 8 is installed on (containing seal ring) on piston assembly department 17, then the 3rd locking block 14 and the 4th locking block 15 are fit in second step portion 19, then locked by the second lock bolt 16, finally by several jackscrew 20 by the first locking block 11, second locking block 12, the 3rd locking block 14, the 4th locking block 15 and piston 8 dieback, thus complete installation.
In sum, the C type cylinder piston combination structure in the present invention is simple, easy to process, and compared to C type cylinder piston combination of the prior art, the C type cylinder piston combination in the present invention can also save material, reduces manufacture cost.
Finally, also it should be noted that, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Claims (7)
1. a C type cylinder piston combination, it is characterized in that, comprise: piston rod, be installed on the piston on piston rod, the the first locking module being arranged at piston side and the second locking module being arranged at piston opposite side, described first locking module comprises the first locking block and the second locking block, fixed by several first lock bolt between described first locking block and the second locking block, described second locking module comprises the 3rd locking block and the 4th locking block, fixed by several second lock bolt between described 3rd locking block and the 4th locking block, described piston rod and piston, the position that first locking module and the second locking module match is that multidiameter shaft is arranged, described piston rod is provided with piston assembly department, be arranged at the first step portion of piston assembly department side and be arranged at the second step portion of piston assembly department opposite side, described first locking module is installed in first step portion, described second locking module is installed in second step portion, the diameter in described first step portion and second step portion is all less than the diameter of piston assembly department, described first locking block, second locking block, 3rd locking block and the 4th is fixed respectively by jackscrew between locking block and piston.
2. a kind of C type cylinder piston combination as claimed in claim 1, it is characterized in that: the width of described piston assembly department is 15mm, the width in described first step portion is 12mm, and the width in described second step portion is 12mm.
3. a kind of C type cylinder piston combination as claimed in claim 1, is characterized in that: the diameter in described first step portion and the equal diameters in second step portion.
4. a kind of C type cylinder piston combination as claimed in claim 3, it is characterized in that: the diameter in described first step portion is 30mm, the diameter of described piston assembly department is 32mm.
5. a kind of C type cylinder piston combination as claimed in claim 1, is characterized in that: the equal semicircular in shape of described first locking block, the second locking block, the 3rd locking block and the 4th locking block is arranged.
6. a kind of C type cylinder piston combination as claimed in claim 1, is characterized in that: the quantity of described first lock bolt is two.
7. a kind of C type cylinder piston combination as claimed in claim 1, is characterized in that: the quantity of described second lock bolt is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610038241.4A CN105526346B (en) | 2016-01-20 | 2016-01-20 | C-shaped air cylinder piston combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610038241.4A CN105526346B (en) | 2016-01-20 | 2016-01-20 | C-shaped air cylinder piston combination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105526346A true CN105526346A (en) | 2016-04-27 |
| CN105526346B CN105526346B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610038241.4A Active CN105526346B (en) | 2016-01-20 | 2016-01-20 | C-shaped air cylinder piston combination |
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| CN (1) | CN105526346B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06288403A (en) * | 1993-03-31 | 1994-10-11 | Suzuki Motor Corp | Opposed piston type hydraulic cylinder |
| JP2006177437A (en) * | 2004-12-22 | 2006-07-06 | Fanuc Ltd | Air balance structure |
| CN201988243U (en) * | 2011-02-23 | 2011-09-28 | 赤峰中色库博红烨锌业有限公司 | Cylinder mechanism of filter press |
| CN103438046A (en) * | 2013-08-28 | 2013-12-11 | 无锡市长江液压缸厂 | Energy-saving bending roller cylinder block |
| CN203685749U (en) * | 2013-12-02 | 2014-07-02 | 南通富仕液压机床有限公司 | Ejector cylinder with two-way piston rod |
| CN205350328U (en) * | 2016-01-20 | 2016-06-29 | 江苏浙南装备技术有限公司 | Combination of C type cylinderpiston |
-
2016
- 2016-01-20 CN CN201610038241.4A patent/CN105526346B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06288403A (en) * | 1993-03-31 | 1994-10-11 | Suzuki Motor Corp | Opposed piston type hydraulic cylinder |
| JP2006177437A (en) * | 2004-12-22 | 2006-07-06 | Fanuc Ltd | Air balance structure |
| CN201988243U (en) * | 2011-02-23 | 2011-09-28 | 赤峰中色库博红烨锌业有限公司 | Cylinder mechanism of filter press |
| CN103438046A (en) * | 2013-08-28 | 2013-12-11 | 无锡市长江液压缸厂 | Energy-saving bending roller cylinder block |
| CN203685749U (en) * | 2013-12-02 | 2014-07-02 | 南通富仕液压机床有限公司 | Ejector cylinder with two-way piston rod |
| CN205350328U (en) * | 2016-01-20 | 2016-06-29 | 江苏浙南装备技术有限公司 | Combination of C type cylinderpiston |
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| Publication number | Publication date |
|---|---|
| CN105526346B (en) | 2017-05-24 |
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