CN208431223U - A kind of diaphragm type double-acting cylinder - Google Patents
A kind of diaphragm type double-acting cylinder Download PDFInfo
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- CN208431223U CN208431223U CN201820808311.4U CN201820808311U CN208431223U CN 208431223 U CN208431223 U CN 208431223U CN 201820808311 U CN201820808311 U CN 201820808311U CN 208431223 U CN208431223 U CN 208431223U
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- cylinder
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- boss
- cylinder block
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Abstract
The utility model discloses a kind of diaphragm type double-acting cylinders, including cylinder block, cylinder upper cover, lower cover of air cylinder, it is characterized by: the cylinder upper cover, the cylinder block and the lower cover of air cylinder are successively fixedly mounted by connecting bolt, upper chamber is formed between the cylinder upper cover and the cylinder block, forms lower chamber between the cylinder block and the lower cover of air cylinder；The cylinder block upper end is equipped with primary diaphragm, is terminated with first piston under the primary diaphragm；The cylinder block lower end is equipped with secondary diaphragm, and the secondary diaphragm lower end is connected with second piston.Beneficial effect is: realizing double diaphragm drivings by primary diaphragm and secondary diaphragm, can generate double action effects in lesser space, act quick flexible, long service life；It can be realized three states simultaneously, controlled convenient for multiple logic, driving effect is good.
Description
Technical field
The utility model relates to air cylinder structure technical fields, and in particular to a kind of diaphragm type double-acting cylinder.
Background technique
Cylinder is the pneumatic apparatus that the pressure energy of compressed gas is converted to mechanical energy in Pneumatic Transmission.Double acting gas
Cylinder is one kind of cylinder, can be realized three states.
Applicants have discovered that at least there is following technical problem in the prior art: traditional three condition cylinder is all two gas
Cylinder is cascaded, or is cascaded realization in a cylinder barrel with two groups of pistons, first is that structure is complicated, size compared with
Greatly, second is that movement is unstable, failure is more, third is that movement is not flexible, cannot achieve High-speed Control.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of diaphragm type double-acting cylinder, with solution
Certainly traditional three condition cylinder is all that two cylinders are cascaded in the prior art, or with two groups of pistons in a cylinder barrel
Be cascaded realization, first is that structure is complicated, size is larger, second is that movement is unstable, failure is more, third is that movement is ineffective
It is living, it cannot achieve the technical problems such as High-speed Control.Preferred technical solution energy in many technical solutions provided by the utility model
It is enough to generate double action effects in lesser space, it is driven with double diaphragms, movement is quick flexible, with long service life；It simultaneously can
It realizes three states, is controlled using multiple logic, driving technical effects, the elaboration as detailed below such as effect is good.
To achieve the above object, the utility model provides following technical scheme:
A kind of diaphragm type double-acting cylinder provided by the utility model, including cylinder block, cylinder upper cover, lower cover of air cylinder, institute
Stating cylinder block, the cylinder upper cover and the lower cover of air cylinder is curved cavity, and the cylinder block is internally provided with the first sliding
Chamber, first sliding cavity both ends are respectively arranged with middle part boss, lower boss；
The cylinder upper cover is internally provided with upper boss, and the lower cover of air cylinder is internally provided with bottom boss, the bottom
Portion's boss surface is provided with the second sliding cavity, and second sliding cavity runs through the bottom boss；
The cylinder upper cover, the cylinder block and the lower cover of air cylinder are successively fixedly mounted by connecting bolt, the gas
Upper chamber is formed between cylinder top head and the cylinder block, forms lower chamber between the cylinder block and the lower cover of air cylinder；It is described
Cylinder block upper end is equipped with primary diaphragm, and the primary diaphragm lower end is connected with first piston by fastening bolt, and described first
Piston is located inside first sliding cavity；The cylinder block lower end is equipped with secondary diaphragm, and the secondary diaphragm lower end passes through
The fastening bolt is connected with second piston, and the second piston is located inside second sliding cavity.
Preferably, bushing is provided with inside first sliding cavity and second sliding cavity, and the bushing
Internal diameter is equal with the outer diameter of the outer diameter of the first piston and the second piston respectively, and between being all made of
Gap cooperation.
Preferably, the upper boss surface is provided with upper grooves, the upper grooves with for connecting described the
The fastening bolt of one piston is corresponding.
Preferably, the first piston bottom is provided with bottom groove, the bottom groove with for connecting described the
The fastening bolt of two pistons is corresponding.
Preferably, the primary diaphragm and the secondary diaphragm upper and lower surface are provided with grip block.
Preferably, the grip block upper surface is provided with positioning groove, the grip block bottom surface is provided with positioning convex platform,
The positioning convex platform is corresponding with the positioning groove.
Preferably, the grip block is internally provided with through-hole.
Using a kind of above-mentioned diaphragm type double-acting cylinder, when use device, when the primary diaphragm and the secondary diaphragm
When being in normal condition, device is in close state, at this point, the fastening bolt on the primary diaphragm is located on described
Portion's inside grooves, the grip block on the primary diaphragm top and the upper boss are in close contact, and the upper chamber is in
Air-tight state, the fastening bolt on the secondary diaphragm are located inside the bottom groove, the secondary diaphragm top
The grip block is in close contact with the lower boss and the first piston end respectively, and the lower chamber is in sealed shape
State；When the primary diaphragm drives the first piston movement, when the secondary diaphragm drives second piston movement, device
It is shown in a fully open operation, at this point, the grip block on the primary diaphragm top and the upper boss are detached from, the primary diaphragm
The grip block of bottom and the middle part boss are in close contact, and the upper chamber is in aeration status, on the secondary diaphragm
The grip block and the first piston in portion are detached from, and the grip block and the bottom boss of the secondary diaphragm lower part are tight
Contiguity touching, the lower chamber are in aeration status；When the primary diaphragm drives the first piston movement, the secondary diaphragm
When in normal condition, device is in half-open position, at this point, the grip block on the primary diaphragm top and the top are convex
Platform is detached from, and the grip block of the primary diaphragm bottom and the middle part boss are in close contact, and the upper chamber is in ventilation
State, the first piston push the secondary diaphragm, under the reaction force of the secondary diaphragm, the secondary diaphragm top
The grip block and the first piston bottom end be in close contact, the lower chamber is in air-tight state；Device passes through described the
One diaphragm and the secondary diaphragm realize double diaphragm drivings, can generate double action effects in lesser space, act quick spirit
It is living, long service life；Device can be realized full-gear, full-gear and half-open position, control convenient for multiple logic, driving effect
Fruit is good.
Beneficial effect is: double diaphragm drivings are realized by the primary diaphragm and the secondary diaphragm, it can be smaller
Space generate double action effects, act quick flexible, long service life；It can be realized three states simultaneously, patrolled convenient for multiple
Control is collected, driving effect is good.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the closed state structural schematic diagram of the utility model；
Fig. 2 is the block structure schematic diagram of the utility model；
Fig. 3 is the cylinder upper cover structural schematic diagram of the utility model；
Fig. 4 is the lower cover of air cylinder structural schematic diagram of the utility model；
Fig. 5 is the first piston structural schematic diagram of the utility model；
Fig. 6 is the grip block structural schematic diagram of the utility model；
Fig. 7 is the full-gear structural schematic diagram of the utility model；
Fig. 8 is the half-open position structural schematic diagram of the utility model.
The reference numerals are as follows:
1, cylinder block；101, upper chamber；102, lower chamber；103, middle part boss；104, the first sliding cavity；105, lower part is convex
Platform；2, cylinder upper cover；201, upper boss；202, upper grooves；3, primary diaphragm；4, first piston；401, bottom groove；5,
Bushing；6, lower cover of air cylinder；601, bottom boss；602, the second sliding cavity；7, second piston；8, secondary diaphragm；9, fastening bolt；
10, bolt is connected；11, grip block；1101, positioning groove；1102, through-hole；1103, positioning convex platform.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Referring to shown in Fig. 1-Fig. 8, the utility model provides a kind of diaphragm type double-acting cylinder, including cylinder block 1, cylinder
Upper cover 2, lower cover of air cylinder 6, cylinder block 1, cylinder upper cover 2 and lower cover of air cylinder 6 are curved cavity, and cylinder block 1 is internally provided with
One sliding cavity 104,104 both ends of the first sliding cavity are respectively arranged with middle part boss 103, lower boss 105；
Cylinder upper cover 2 is internally provided with upper boss 201, and lower cover of air cylinder 6 is internally provided with bottom boss 601, and bottom is convex
601 surface of platform is provided with the second sliding cavity 602, and the second sliding cavity 602 runs through bottom boss 601；
Cylinder upper cover 2, cylinder block 1 and lower cover of air cylinder 6 are successively fixedly mounted by connecting bolt 10, and cylinder upper cover 2 is gentle
Upper chamber 101 is formed between cylinder body 1, and lower chamber 102 is formed between cylinder block 1 and lower cover of air cylinder 6；1 upper end of cylinder block is equipped with
Primary diaphragm 3,3 lower end of primary diaphragm are connected with first piston 4 by fastening bolt 9, and first piston 4 is located at the first sliding cavity
Inside 104；1 lower end of cylinder block is equipped with secondary diaphragm 8, and 8 lower end of secondary diaphragm is connected with second piston 7 by fastening bolt 9,
Second piston 7 is located inside the second sliding cavity 602.
As optional embodiment, bushing 5 is provided with inside the first sliding cavity 104 and the second sliding cavity 602, and serve as a contrast
The internal diameter of set 5 is equal with the outer diameter of the outer diameter of first piston 4 and second piston 7 respectively, and between being all made of
Gap cooperation, in this way setting are easy to implement the sliding of first piston 4 and second piston 7, while can play a protective role, and reduce mill
Damage, helps to improve the service life of device；
201 surface of upper boss is provided with upper grooves 202, upper grooves 202 and the fastening for connecting first piston 4
Bolt 9 is corresponding, and setting is easy to use in this way enters inside upper grooves 202 in the fastening bolt 9 of connection first piston 4, makes
Upper boss 201 and the chucking power on 3 top of primary diaphragm are in close contact, and realize the closed of upper chamber 101；
4 bottom of first piston is provided with bottom groove 401, bottom groove 401 and the fastening spiral shell for connecting second piston 7
Bolt 9 is corresponding, and setting is easy to use in this way enters inside bottom groove 401 in the fastening bolt 9 of connection second piston 7, makes the
The grip block 11 on one piston, 4 bottom and 8 top of secondary diaphragm is in close contact, and realizes the closed of lower chamber 102；
Primary diaphragm 3 and 8 upper and lower surface of secondary diaphragm are provided with grip block 11, and setting in this way is easy to implement primary diaphragm
3 with the connection of first piston 4 and the connection of secondary diaphragm 8 and second piston 7；
11 upper surface of grip block is provided with positioning groove 1101, and 11 bottom surface of grip block is provided with positioning convex platform 1103, positioning
Boss 1103 is corresponding with positioning groove 1101, and setting in this way can guarantee grip block 11 to primary diaphragm 3 and secondary diaphragm 8
Effect is accommodated, can be played a protective role to primary diaphragm 3 and secondary diaphragm 8；
Grip block 11 is internally provided with through-hole 1102, and the company for being easy to implement primary diaphragm 3 Yu first piston 4 is arranged in this way
It connects and the connection of secondary diaphragm 8 and second piston 7.
Using the above structure, when use device, when primary diaphragm 3 and secondary diaphragm 8 are in normal condition, at device
In closed state, at this point, the fastening bolt 9 on primary diaphragm 3 is located inside upper grooves 202, the clamping on 3 top of primary diaphragm
Block 11 and upper boss 201 are in close contact, and upper chamber 101 is in air-tight state, and the fastening bolt 9 on secondary diaphragm 8 is located at bottom
Inside portion's groove 401, the grip block 11 on 8 top of secondary diaphragm closely connects with lower boss 105 and 4 end of first piston respectively
Touching, lower chamber 102 are in air-tight state；When primary diaphragm 3 drives first piston 4 to move, secondary diaphragm 8 drives second piston 7
When movement, device is shown in a fully open operation, at this point, the grip block 11 on 3 top of primary diaphragm and upper boss 201 are detached from, the first film
The grip block 11 and middle part boss 103 of 3 bottom of piece are in close contact, and upper chamber 101 is in aeration status, 8 top of secondary diaphragm
Grip block 11 and first piston 4 are detached from, and the grip block 11 and bottom boss 601 of 8 lower part of secondary diaphragm are in close contact, lower chamber
102 are in aeration status；When primary diaphragm 3 drives first piston 4 to move, when secondary diaphragm 8 is in normal condition, device is in
Half-open position, at this point, the grip block 11 on 3 top of primary diaphragm and upper boss 201 are detached from, the grip block of 3 bottom of primary diaphragm
11 are in close contact with middle part boss 103, and upper chamber 101 is in aeration status, and first piston 4 pushes secondary diaphragm 8, in the second film
Under the reaction force of piece 8, the grip block 11 on 8 top of secondary diaphragm and 4 bottom end of first piston are in close contact, and lower chamber 102 is in
Air-tight state；Device realizes double diaphragm drivings by primary diaphragm 3 and secondary diaphragm 8, can generate in lesser space double acting
Make effect, acts quick flexible, long service life；Device can be realized full-gear, full-gear and half-open position, convenient for more
Logic control again, driving effect are good.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (7)
1. a kind of diaphragm type double-acting cylinder, including cylinder block (1), cylinder upper cover (2), lower cover of air cylinder (6), it is characterised in that:
The cylinder block (1), the cylinder upper cover (2) and the lower cover of air cylinder (6) are curved cavity, and the cylinder block (1) is internal
It is provided with the first sliding cavity (104), the first sliding cavity (104) both ends are respectively arranged with middle part boss (103), lower boss
(105)；
The cylinder upper cover (2) is internally provided with upper boss (201), and the lower cover of air cylinder (6) is internally provided with bottom boss
(601), bottom boss (601) surface is provided with the second sliding cavity (602), and second sliding cavity (602) is through described
Bottom boss (601)；
The cylinder upper cover (2), the cylinder block (1) and the lower cover of air cylinder (6) are pacified by the way that connection bolt (10) is successively fixed
Dress forms upper chamber (101) between the cylinder upper cover (2) and the cylinder block (1), the cylinder block (1) and the cylinder
Lower chamber (102) are formed between lower cover (6)；Cylinder block (1) upper end is equipped with primary diaphragm (3), the primary diaphragm (3)
Lower end is connected with first piston (4) by fastening bolt (9), and the first piston (4) is located in first sliding cavity (104)
Portion；Cylinder block (1) lower end is equipped with secondary diaphragm (8), and secondary diaphragm (8) lower end passes through the fastening bolt (9)
It is connected with second piston (7), it is internal that the second piston (7) is located at second sliding cavity (602).
2. a kind of diaphragm type double-acting cylinder according to claim 1, it is characterised in that: first sliding cavity (104) and
It is provided with bushing (5) inside second sliding cavity (602), and the internal diameter of the bushing (5) is respectively with described first
The outer diameter of piston (4) and the outer diameter of the second piston (7) are equal, and are all made of clearance fit.
3. a kind of diaphragm type double-acting cylinder according to claim 1, it is characterised in that: upper boss (201) surface
It is provided with upper grooves (202), the upper grooves (202) and the fastening bolt for connecting the first piston (4)
(9) corresponding.
4. a kind of diaphragm type double-acting cylinder according to claim 1, it is characterised in that: first piston (4) bottom is set
It is equipped with bottom groove (401), the bottom groove (401) and the fastening bolt (9) for connecting the second piston (7)
It is corresponding.
5. a kind of diaphragm type double-acting cylinder according to claim 1, it is characterised in that: the primary diaphragm (3) and described
Secondary diaphragm (8) upper and lower surface is provided with grip block (11).
6. a kind of diaphragm type double-acting cylinder according to claim 5, it is characterised in that: grip block (11) upper surface is set
It is equipped with positioning groove (1101), grip block (11) bottom surface is provided with positioning convex platform (1103), the positioning convex platform (1103)
It is corresponding with the positioning groove (1101).
7. a kind of diaphragm type double-acting cylinder according to claim 5, it is characterised in that: setting inside the grip block (11)
There are through-hole (1102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808311.4U CN208431223U (en) | 2018-05-26 | 2018-05-26 | A kind of diaphragm type double-acting cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808311.4U CN208431223U (en) | 2018-05-26 | 2018-05-26 | A kind of diaphragm type double-acting cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208431223U true CN208431223U (en) | 2019-01-25 |
Family
ID=65099979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820808311.4U Active CN208431223U (en) | 2018-05-26 | 2018-05-26 | A kind of diaphragm type double-acting cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208431223U (en) |
-
2018
- 2018-05-26 CN CN201820808311.4U patent/CN208431223U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 101, building h, Fengsheng Industrial Park, Shibei Industrial Avenue, Huijiang, Dashi street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Bofan Automation Technology Co.,Ltd. Address before: 510000 101, building h, Fengsheng Industrial Park, Shibei Industrial Avenue, Huijiang, Dashi street, Panyu District, Guangzhou City, Guangdong Province Patentee before: BOFANN AUTOMATION TECHNOLOGY Co.,Ltd. |