CN204436936U - A kind of hollow support cylinder - Google Patents
A kind of hollow support cylinder Download PDFInfo
- Publication number
- CN204436936U CN204436936U CN201520093066.XU CN201520093066U CN204436936U CN 204436936 U CN204436936 U CN 204436936U CN 201520093066 U CN201520093066 U CN 201520093066U CN 204436936 U CN204436936 U CN 204436936U
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- CN
- China
- Prior art keywords
- conical surface
- piston rod
- piston
- shoring body
- support cylinder
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- 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
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Abstract
The utility model discloses a kind of hollow support cylinder, comprising: shoring body, protecgulum and bonnet, integrally offers the slotting chamber of a through shoring body upper and lower end on shoring body, protecgulum and bonnet, and piston rod to be arranged in this slotting chamber and detachable; Described shoring body interior is also provided with the taper chuck of pair of pistons bar and clamping and promotes taper chuck holds action tightly tapered piston to piston rod; Its outer side wall of described tapered piston has a rising conical surface, and tapered clamp cover has the stressed conical surface corresponding with the rising conical surface.The utility model Ei solves a difficult problem of shaking cutter and clamping workpiece in mechanical part processing and designs, originally be, between successful piston rod and shoring body, securing means is not set, piston rod can extract separation, so just make piston rod be easy to installation and removal, the length of piston rod is decided in its sole discretion by jig Design and is left larger design space and flexibility to jig Design.
Description
Technical field:
The utility model relates to oil hydraulic cylinder product technical field, refers in particular to the hollow support cylinder of the dismantled and assembled replacing of a kind of piston rod.
Background technique:
Usually need to use oil hydraulic cylinder (usually adopting oil hydraulic cylinder) in CNC (numerical control machine tool) machining.The impacting force produced by oil hydraulic cylinder acts on processed workpiece, with effect workpiece being played to compression, support.After the oil hydraulic cylinder of this support contacts with Work-sheet pressing, support force is produced to workpiece, reduce the vibration of workpiece in course of working, prevent the workpiece deformation processed, and Absorbable rod cutting force, the machining accuracy of lifting workpieces and quality.
But, all be fixedly installed between its shoring body of shoring of the prior art and piston, piston rod, it is single Matching Relationship between three, piston rod is non-disconnectable and non-exchange, even if replaceable be all piston rod impaired time the piston rod of model of the same race changed, and its dismounting also the rate of exchange are loaded down with trivial details.The shoring of this kind of single Matching Relationship obviously can not meet and not be both use needs, if each supporting one of the shoring of various model piston rod, obviously can cause again the waste of resource.
In sum, there are some areas for improvement in the oil hydraulic cylinder supported at present, the applicant's also design the utility model for this purpose just.
Model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of hollow support cylinder.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: a kind of hollow support cylinder, comprise: shoring body, be installed on the protecgulum of shoring body upper end and be installed on the bonnet of shoring body lower end, the slotting chamber of a through shoring body upper and lower end is integrally offered on shoring body, protecgulum and bonnet, piston rod to be arranged in this slotting chamber and detachable, and the two ends of piston rod are stretched out outside slotting chamber respectively; Described shoring body interior is also provided with taper chuck that pair of pistons bar carries out clamping and promotes taper chuck holds action tightly tapered piston to piston rod; Its outer side wall of described tapered piston has a rising conical surface, and tapered clamp cover has the stressed conical surface corresponding with the rising conical surface, and described tapered piston is moved down by hydraulic pressure, and its rising conical surface produces horizontal-clamping power to the stressed conical surface.
Furthermore, in technique scheme, described shoring body offers the through oil inlet passage to tapered piston, and tapered piston moves down under oil pressure effect, and the inlet in this oil inlet passage is provided with O shape oil sealing.
Furthermore, in technique scheme, described tapered piston reversal of the natural order of things is installed in shoring body, and be provided with supported spring in the below of tapered piston, tapered piston upper end is supported on protecgulum, and lower end is supported on supported spring.
Furthermore, in technique scheme, between the rising conical surface of described tapered piston and the stressed conical surface of taper chuck, little steel ball is installed, and the limiting stopper limiting little steel ball activity is provided with in the lower end of its rising conical surface of tapered piston, the upper end of its stressed conical surface of taper chuck is provided with spacing block set.
Furthermore, in technique scheme, the limiting stopper that the lower end of its rising conical surface of described tapered piston is installed is gear steel ball nut.
Furthermore, in technique scheme, described taper chuck lower end is supported in the bottom of shoring body,
Furthermore, in technique scheme, described taper chuck is inc tubular.
Furthermore, in technique scheme, described protecgulum and being separately installed with between bonnet and piston rod is covered with dust.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art: the utility model designs to solve a difficult problem of shaking cutter and clamping workpiece in mechanical part processing, piston rod in the utility model and between shoring body, securing means is not set, piston rod can extract separation, piston rod is so just made to be easy to installation and removal, the length of piston rod is decided in its sole discretion by jig Design, larger design space and flexibility is left to jig Design, and after installation piston rod, can be moved down by tapered piston and horizontal-clamping power is produced to taper chuck, thus piston rod is held tightly, after tapered piston resets, horizontal-clamping power just disappears, piston rod obtains freely removing holding tightly, there is manipulation simple, chucking power is high, the features such as long service life.
Accompanying drawing illustrates:
Fig. 1 is structure sectional view of the present utility model;
Fig. 2 be of the present utility model in make schematic diagram.
Description of reference numerals:
1 shoring body 11 protecgulum 12 bonnet
13 insert chamber 14 oil inlet passage
2 piston rods
The 3 taper chuck 31 stressed conical surface 32 spacing block set
4 tapered pistons 41 rise the conical surface 42 limiting stopper
The little steel ball 7 of 5 supported spring 6 is covered with dust
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
As shown in Figure 1, a kind of hollow support cylinder, comprise: shoring body 1, be installed on the protecgulum 11 of shoring body 1 upper end and be installed on the bonnet 12 of shoring body 1 lower end, the slotting chamber 13 of through shoring body 1 upper and lower end is integrally offered on shoring body 1, protecgulum 11 and bonnet 12, piston rod 2 to be arranged in this slotting chamber 13 and detachable, and the two ends of piston rod 2 are stretched out outside slotting chamber 13 respectively; Described shoring body 1 inside is also provided with taper chuck 3 that pair of pistons bar 2 carries out clamping and promotes the tapered piston 4 that taper chuck 3 pairs of piston rods 2 hold action tightly; Described its outer side wall of tapered piston 4 has a rising conical surface 41, and taper chuck 3 has the stressed conical surface 31 corresponding with the rising conical surface 41, and described tapered piston 4 is moved down by hydraulic pressure, and its rising conical surface 41 produces horizontal-clamping power to the stressed conical surface 31.
Specifically, described shoring body 1 offers the through oil inlet passage 14 to tapered piston, tapered piston 4 moves down under oil pressure effect, inlet in this oil inlet passage 14 is provided with O shape oil sealing, in order to keep the neat and tidy of shoring body 1 inside, in protecgulum 11 be separately installed with between bonnet 12 and piston rod 2 and be covered with dust 7.
Described tapered piston 4 reversal of the natural order of things is installed in shoring body 1, in the below of tapered piston 4, supported spring 5 is installed, tapered piston 4 upper end is supported on protecgulum 11, lower end is supported on supported spring 5, when tapered piston 4 moves down under hydraulic pressure, supported spring 5 produces compression, after hydraulic pressure disappears, the restoring force that supported spring 5 provides tapered piston 4 to reset.Between the rising conical surface 41 of tapered piston 4 and the stressed conical surface 31 of taper chuck 3, little steel ball 6 is installed, and the limiting stopper 42 of restriction little steel ball 6 activity is provided with in the lower end of its rising conical surface 41 of tapered piston 4, the upper end of its stressed conical surface 31 of taper chuck 3 is provided with spacing block set 32, and the limiting stopper 42 that the lower end of its rising conical surface 41 of tapered piston 4 is installed is gear steel ball nut.
Described taper chuck 3 lower end is supported in the bottom of shoring body 1, and taper chuck 3 is inc tubular, and under the horizontal pressure force effect of tapered piston 4, taper chuck 3 closed pair piston rod 2 is held tightly.
The utility model can be used for solving the problem of shaking cutter and clamping workpiece in mechanical part processing:
The first, in part course of working, workpiece fulcrum span length is unsettled excessive, the workpiece accuracy processed will be made not reach and require or shake cutter phenomenon, installs this use novel shoring workpiece support to be lived just energy head it off at its span place;
Second, all can use three points location multi-point support clamping method unloading in part process engineering, if any more than 3 o'clock location, fulcrum will be produced at vacant state, workpiece surrender will be produced when compressing structure presses down be combined with fulcrum, complete compressing structure release workpiece yield force to be processed is replied and is restored, and the workpiece processed will torsional deformation, cannot reach wanted precision.Fulcrum vacant state would not have been produced by three points location clamping method, the fulcrum remaining more than 3 is completed by shoring, three fulcrums are first compressed by hold-down mechanism, then do residue fulcrum by shoring, and to solve, clamping workpiece fulcrum is not unsettled at grade compresses the problem of being out of shape.
Working principle of the present utility model is as follows:
As shown in Figure 2, in oil inlet passage 11 place's oil-feed, tapered piston 4 moves down under hydraulic pressure, in folding process, supported spring 5 is compressed, and tapered piston 4 is exerted pressure to little steel ball 6 and is acted on taper chuck 3, taper chuck 3 shunk thus locking is carried out to piston rod 2, just can support workpiece thus.After processing action completes, oil pressure discharges, supported spring 5 pushes back position by tapered piston 4, the horizontal-clamping power that tapered piston 4 acts on taper chuck 3 disappears, piston rod 2 is removed and is held tightly, now, can need the piston rod 2 changing different length according to different uses, its using method is consistent with above-mentioned.
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 (8)
1. a hollow support cylinder, comprise: shoring body (1), be installed on the protecgulum (11) of shoring body (1) upper end and be installed on the bonnet (12) of shoring body (1) lower end, it is characterized in that: the slotting chamber (13) integrally offering through shoring body (1) upper and lower end on shoring body (1), protecgulum (11) and bonnet (12), piston rod (2) to be arranged in this slotting chamber (13) and detachable, and slotting chamber (13) is stretched out outward respectively in the two ends of piston rod (2); Described shoring body (1) inside is also provided with taper chuck (3) that pair of pistons bar (2) carries out clamping and promotes action is held in taper chuck (3) tightly tapered piston (4) to piston rod (2); Described tapered piston (4) its outer side wall has a rising conical surface (41), taper chuck (3) has the stressed conical surface (31) corresponding with the rising conical surface (41), described tapered piston (4) is moved down by hydraulic pressure, and its rising conical surface (41) produces horizontal-clamping power to the stressed conical surface (31).
2. a kind of hollow support cylinder according to claim 1, it is characterized in that: described shoring body (1) offers the through oil inlet passage to tapered piston (14), tapered piston (4) moves down under oil pressure effect, and the inlet in this oil inlet passage (14) is provided with O shape oil sealing.
3. a kind of hollow support cylinder according to claim 1, it is characterized in that: described tapered piston (4) reversal of the natural order of things is installed in shoring body (1), in the below of tapered piston (4), supported spring (5) is installed, tapered piston (4) upper end is supported on protecgulum (11), and lower end is supported on supported spring (5).
4. a kind of hollow support cylinder according to claim 1, it is characterized in that: between the rising conical surface (41) of described tapered piston (4) and the stressed conical surface (31) of taper chuck (3), little steel ball (6) is installed, and the movable limiting stopper (42) of the little steel ball of restriction (6) is provided with in the lower end of its rising conical surface (41) of tapered piston (4), the upper end of its stressed conical surface (31) of taper chuck (3) is provided with spacing block set (32).
5. a kind of hollow support cylinder according to claim 4, is characterized in that: the limiting stopper (42) that the lower end of described its rising conical surface (41) of tapered piston (4) is installed is gear steel ball nut.
6. a kind of hollow support cylinder according to claim 1, is characterized in that: described taper chuck (3) lower end is supported in the bottom of shoring body (1),
7. a kind of hollow support cylinder according to claim 1, is characterized in that: described taper chuck (3) is inc tubular.
8. a kind of hollow support cylinder according to claim 1, is characterized in that: described protecgulum (11) and being separately installed be covered with dust (7) between bonnet (12) and piston rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093066.XU CN204436936U (en) | 2015-02-07 | 2015-02-07 | A kind of hollow support cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093066.XU CN204436936U (en) | 2015-02-07 | 2015-02-07 | A kind of hollow support cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436936U true CN204436936U (en) | 2015-07-01 |
Family
ID=53604809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520093066.XU Expired - Fee Related CN204436936U (en) | 2015-02-07 | 2015-02-07 | A kind of hollow support cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560908A (en) * | 2021-06-28 | 2021-10-29 | 杭州泽正机械有限公司 | Numerical control equipment jacket formula centre frame anchor clamps |
-
2015
- 2015-02-07 CN CN201520093066.XU patent/CN204436936U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560908A (en) * | 2021-06-28 | 2021-10-29 | 杭州泽正机械有限公司 | Numerical control equipment jacket formula centre frame anchor clamps |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jinlong Road 523000 Guangdong city of Dongguan province Dongcheng District sangyuan Industrial Zone No. 6 Patentee after: DONGGUAN CLAMPTEK ELECTRO-MECHANICAL SCIENCE & TECHNOLOGY DEVELOPING CO., LTD. Address before: Jinlong Road 523000 Guangdong city of Dongguan province Dongcheng District sangyuan Industrial Zone No. 6 Patentee before: Dongguan City praises the dynamo-electric development in science and technology Co., Ltd of steel |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20170207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |