CN205173113U - Oil pressure corner jar - Google Patents
Oil pressure corner jar Download PDFInfo
- Publication number
- CN205173113U CN205173113U CN201520999480.7U CN201520999480U CN205173113U CN 205173113 U CN205173113 U CN 205173113U CN 201520999480 U CN201520999480 U CN 201520999480U CN 205173113 U CN205173113 U CN 205173113U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- collar
- cavity
- steel ball
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 230000000630 rising effect Effects 0.000 claims description 5
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 238000004080 punching Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract 1
- 230000009194 climbing Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 9
- 238000013016 damping Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
Landscapes
- Actuator (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses an oil pressure corner jar, include: a body, this internal cavity that sets up, a piston rod is installed in the cavity, and the helicla flute has been offered on lieing in one section its outer wall of cavity to the piston rod, is provided with the joggle piece that acts on the helicla flute between cavity inner wall and the piston rod, the joggle piece include: be fixed in the lantern ring and the steel ball of cavity inner wall, the steel ball removes along the helicla flute, and it is ascending to make straightly climbing of piston rod convert the rotation into. Traditional joggle piece all is through punching on the body, after punching install the steel ball in downthehole, coordinate between steel ball and the helicla flute, and its required precision to punching of this kind of mode is very high to not easily production, and the utility model discloses a joggle piece does: the cooperation of cover ring sum steel ball, the lantern ring are independent production, and the steel ball is installed to the inner wall from lantern ring outer wall, and spacing in set intra -annular, the lantern ring is fixed in the body through the mounting on, and simple structure to production and mounting process are compare traditional simple more, swiftly.
Description
Technical field:
The utility model relates to oil hydraulic cylinder technical field, refers in particular to a kind of hydraulic corner cylinder.
Background technique:
Hydraulic energy is changed into mechanical energy, does the hydraulic actuator of straight reciprocating motion (or oscillating motion) by oil pressure valve.Its structure is simple, reliable operation.When realizing to-and-fro motion with it, can speed reducer be removed from, and there is no drive gap, stable movement, therefore be used widely in the hydraulic system of various machinery.The pressure reduction on oil pressure valve ouput force and piston effective area and both sides thereof is directly proportional; Oil pressure valve is made up of cylinder barrel and cylinder cap, piston and piston rod, seal arrangement, damping device and venting gas appliance substantially, and damping device and venting gas appliance are depending on embody rule occasion, and other devices are then essential.
Generally speaking, oil pressure valve comprises: cylinder body, be arranged at piston in cylinder body and piston rod, piston rod stretches out outside cylinder body, its principle is: by the effect of oil pressure, piston is made to promote piston rod moves, and corner cylinder controls piston rod rotation several angle when generally moving on the piston rod, work is carried out to drive the equipment be connected with piston rod top, corner cylinder of the prior art, spiral chute is offered on its piston rod, on cylinder body, be installed with the engaging member coordinated in spiral chute, coordinated by this engaging member and spiral fluted, make piston rod rotation increase.And engaging member of the prior art is steel ball, punch on cylinder body, steel ball is limited in hole, but this kind of structure, and punch on body, it requires that drilling precision is very high, and drilling technology is not easy to operation, the production that impact is overall and assembling.
Model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of hydraulic corner cylinder.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: hydraulic corner cylinder, comprise: the cavity that a through body interior is set in a body, body, end in body is provided with a bonnet sealed by body, one piston rod is installed in cavity, its top is stretched out from body upper end, one section of its outer wall that described piston rod is positioned at cavity offers spiral chute, is provided with and acts on spiral fluted engaging member between cavity inner wall and piston rod; Described engaging member comprises: the collar and the steel ball that are fixed on cavity inner wall, the collar offers the spacing hole of through collar outer wall and inwall, steel ball to be installed on from the outer wall of the collar to inwall spacing hole and locally embedding spiral chute, described steel ball moves along spiral chute, makes the straight line of piston rod rise and be converted to rotate rising.
Furthermore, in technique scheme, the described collar is inserted in cavity, is provided with a fixed block between the collar and body, and fixed block is installed in the export-oriented cavity of body, makes between the collar and body spacing fixing.
Furthermore, in technique scheme, described spacing hole points to the center of circle of the collar, and spacing hole has the opening A being positioned at collar outer wall and the opening B being positioned at collar inwall; Opening A diameter is equal to or greater than diameter of the steel ball, and opening B inwardly narrows at edge and makes opening B diameter be less than diameter of the steel ball, makes steel ball be limited in spacing hole.
Furthermore, in technique scheme, one section that described piston rod stretches out cavity is arranged with a tapered sleeve, and tapered sleeve is outside equipped with pressure arm, and tapered sleeve and pressure arm are limited on piston rod by hexagon nut.
Furthermore, in technique scheme, described piston rod low side is provided with the black box sealed between cavity inner wall.
Furthermore, in technique scheme, described body is provided with first passage and second channel, first passage is communicated with bottom piston rod, and promotes piston rod rising by oil pressure, and described second channel is communicated in the middle part of piston rod.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art: traditional engaging member is all by punching on body, after punching, steel ball is installed in hole, coordinate between steel ball with spiral chute, it is very high to the required precision of punching for this kind of mode, and be not easy to produce, and engaging member of the present utility model is: the collar and steel ball coordinate, the collar is independent production, steel ball is installed from collar outer wall to inwall, and be limited in the collar, the collar is fixed on body by fixed block, structure is simple, and produce to compare with mounting process traditional simpler, fast.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of engaging member in the utility model.
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
See shown in Fig. 1-2, hydraulic corner cylinder, comprise: the cavity that through body 1 inside is set in a body 1, body 1, end in body 1 is provided with a bonnet 2 sealed by body 1, one piston rod 3 is installed in cavity, its top is stretched out from body 1 upper end, one section of its outer wall that described piston rod 3 is positioned at cavity offers spiral chute 31, is provided with the engaging member 4 acting on spiral chute 31 between cavity inner wall and piston rod 3; Described engaging member 4 comprises: the collar 41 and the steel ball 42 that are fixed on cavity inner wall, the collar 41 offers the spacing hole 411 of the through collar 41 outer wall and inwall, steel ball 42 to be installed on from the outer wall of the collar 41 to inwall spacing hole 411 and locally embedding spiral chute 31, described steel ball 42 moves along spiral chute 31, makes the straight line of piston rod 3 rise and be converted to rotate rising.
Specifically, described piston rod 3 is evenly offered 2 or 3 spiral chutes 31, corresponding to the position of spiral chute 31, the collar 41 is provided with 3 spacing holes 411, the collar 41 is inserted in cavity, is provided with a fixed block 43 between the collar 41 and body 1, fixed block 43 is installed in the export-oriented cavity of body, the outer wall of the collar 41 is provided with recess, and fixed block 43 is connected on recess, makes between the collar 41 and body 1 spacing fixing.Described fixed block 43 can be positioning dowel.
Described spacing hole 411 points to the center of circle of the collar 41, and spacing hole 411 has the opening A being positioned at the collar 41 outer wall and the opening B being positioned at the collar 41 inwall; Opening A diameter is equal to or greater than steel ball 42 diameter, and opening B inwardly narrows at edge and makes opening B diameter be less than steel ball 42 diameter, makes steel ball 42 be limited in spacing hole 411.
Described body 1 is provided with first passage 11 and second channel 12, first passage 11 is communicated with bottom piston rod 3, and risen by oil pressure promotion piston rod 3, second channel 12 is communicated in the middle part of piston rod 3, piston rod 3 low side is provided with the black box 7 sealed between cavity inner wall, make to be formed with the first cavity and the second cavity in cavity, first passage 11 is communicated with the first cavity, and second channel 12 is communicated with the second cavity.One section that piston rod 3 stretches out cavity is arranged with a tapered sleeve 5, and tapered sleeve 5 is outside equipped with pressure arm 6, and tapered sleeve 5 and pressure arm 6 are limited on piston rod 3 by hexagon nut.
The above-mentioned collar 41 is independent to be made, and on the collar 41, set spacing hole 411 from outside to inside, after having set, be installed on by steel ball 42 in spacing hole 411, steel ball 42 appears from the collar 41 inwall; Then be installed in cavity by the collar 41, the collar 41 outer wall and cavity inner wall are close to, and are set outside to inside from body 1 by positioning dowel, make the collar 41 and body 1 fix, and this kind is produced and simple for assembly process, quick.
Use principle of the present utility model is as follows:
During original state, piston rod 3 not on move, steel ball 42 is positioned at the top of spiral chute 31, and hydraulic oil enters the first cavity by first passage 11, under oil pressure effect, piston rod 3 moves, and when piston rod 3 moves, air is discharged from second channel 12, due to the cooperation of spiral chute 31 and steel ball 42, piston rod 3 is rotated move, drive pressure arm 6 to rotate, and rotation angle is accurate simultaneously.
Certainly, the foregoing is only specific embodiment of the utility model, be not limit the utility model practical range, all equivalences done according to structure, feature and principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (6)
1. hydraulic corner cylinder, comprise: the cavity that a through body (1) is inner is set in a body (1), body (1), end in body (1) is provided with a bonnet (2) sealed by body (1), one piston rod (3) is installed in cavity, its top is stretched out from body (1) upper end, it is characterized in that:
One section of its outer wall that described piston rod (3) is positioned at cavity offers spiral chute (31), between cavity inner wall and piston rod (3), is provided with the engaging member (4) acting on spiral chute (31); Described engaging member (4) comprising: the collar (41) and the steel ball (42) that are fixed on cavity inner wall, the collar (41) offers the spacing hole (411) of the through collar (41) outer wall and inwall, steel ball (42) to be installed on from the outer wall of the collar (41) to inwall spacing hole (411) and locally embedding spiral chute (31), described steel ball (42) is mobile along spiral chute (31), makes the straight line of piston rod (3) rise and be converted to rotate rising.
2. hydraulic corner cylinder according to claim 1, it is characterized in that: the described collar (41) is inserted in cavity, a fixed block (43) is provided with between the collar (41) and body (1), fixed block (43) is installed in the export-oriented cavity of body, makes between the collar (41) and body (1) spacing fixing.
3. hydraulic corner cylinder according to claim 1, it is characterized in that: described spacing hole (411) points to the center of circle of the collar (41), and spacing hole (411) has the opening A being positioned at the collar (41) outer wall and the opening B being positioned at the collar (41) inwall; Opening A diameter is equal to or greater than steel ball (42) diameter, and opening B inwardly narrows at edge and makes opening B diameter be less than steel ball (42) diameter, makes steel ball (42) be limited in spacing hole (411).
4. hydraulic corner cylinder according to claim 1, it is characterized in that: one section that described piston rod (3) stretches out cavity is arranged with a tapered sleeve (5), tapered sleeve (5) is outside equipped with pressure arm (6), and tapered sleeve (5) and pressure arm (6) are limited on piston rod (3) by hexagon nut.
5. hydraulic corner cylinder according to claim 1, is characterized in that: described piston rod (3) low side is provided with the black box (7) sealed between cavity inner wall.
6. hydraulic corner cylinder according to claim 1, it is characterized in that: described body (1) is provided with first passage (11) and second channel (12), first passage (11) is communicated with piston rod (3) bottom, and promoting piston rod (3) rising by oil pressure, described second channel (12) is communicated in piston rod (3) middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999480.7U CN205173113U (en) | 2015-12-03 | 2015-12-03 | Oil pressure corner jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999480.7U CN205173113U (en) | 2015-12-03 | 2015-12-03 | Oil pressure corner jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173113U true CN205173113U (en) | 2016-04-20 |
Family
ID=55737115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520999480.7U Expired - Fee Related CN205173113U (en) | 2015-12-03 | 2015-12-03 | Oil pressure corner jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205173113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044379A (en) * | 2018-01-16 | 2018-05-18 | 宁波丰州机械有限公司 | Rotary Cylinder and Workpiece Processing System |
| CN114183436A (en) * | 2021-12-10 | 2022-03-15 | 克里斯顿工业科技(东莞市)有限公司 | Linear scan point-fit cylinder navigation method, navigation axis, navigation assembly and industrial cylinder |
-
2015
- 2015-12-03 CN CN201520999480.7U patent/CN205173113U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044379A (en) * | 2018-01-16 | 2018-05-18 | 宁波丰州机械有限公司 | Rotary Cylinder and Workpiece Processing System |
| CN114183436A (en) * | 2021-12-10 | 2022-03-15 | 克里斯顿工业科技(东莞市)有限公司 | Linear scan point-fit cylinder navigation method, navigation axis, navigation assembly and industrial cylinder |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20201203 |