CN104647089A - Hydraulic driving type centering clamping device for outer circle - Google Patents
Hydraulic driving type centering clamping device for outer circle Download PDFInfo
- Publication number
- CN104647089A CN104647089A CN201310603853.XA CN201310603853A CN104647089A CN 104647089 A CN104647089 A CN 104647089A CN 201310603853 A CN201310603853 A CN 201310603853A CN 104647089 A CN104647089 A CN 104647089A
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- CN
- China
- Prior art keywords
- clamp arm
- hydraulic cylinder
- directional valve
- communicated
- working port
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a hydraulic driving type centering clamping device for an outer circle. The device comprises a rectangular base bevel push head and a hydraulic cylinder; the hydraulic cylinder is fixedly mounted on the upper side of one end of the rectangular base; the end part of a piston rod of the hydraulic cylinder is fixedly connected with the bevel push head; an ejecting block is fixedly mounted on the front end of the bevel push head; the other end of the rectangular base is positioned at two sides of a V-shaped grooves to be respectively equipped with a first clamping arm and a second clamping arm; a head port of the hydraulic cylinder communicates with a first working port of a three-position four-way solenoid directional valve; a rod port of the hydraulic cylinder is communicated with a second working port of the three-position four-way solenoid directional valve; a third working port of the three-position four-way solenoid directional valve is communicated with a liquid outlet of a hydraulic pump through an one-way valve. The device has the characteristics of being reasonable in design and simple in structure; the outer circle can be centered and clamped; the operation is convenient, the automation and intelligence degrees are high; the production cost is low; the device is convenient to popularize and use.
Description
Technical field
The invention belongs to Machining Technology field, relate to a kind of clamping device, be specifically related to a kind of hydraulic drive type clamping device with external centring function.
Background technology
At present, in the mechanical processing process of shaft-like workpiece, because shaft-like workpiece outline has certain radian, the most frequently used clamping tool is scroll chuck.Scroll chuck is made up of chuck body, movable jaw and claw driving mechanism.On scroll chuck below three claw targeting parts, screw thread is had to be meshed with the flat thread at the dish-shaped bevel gear back side, when rotating cone pinion with spanner by four square holes, dish pinion rotation, the flat thread at the back side drives three claws close or exit to center simultaneously, in order to clamp the workpiece of different-diameter, but scroll chuck uses of a specified duration, chuck just there will be wearing and tearing, three-jaw also can present bell mouth shape, makes three-jaw depart from chuck hub, and also to there is volume large for scroll chuck in addition, Heavy Weight, the shortcoming such as not quick detachable.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of hydraulic drive type external centring clamping device, it is reasonable in design, structure is simple, can realize external centring clamping, easy to operate, automation and intelligence degree high, production cost is low, is convenient to promote the use of.
For achieving the above object, the technical solution used in the present invention is: a kind of hydraulic drive type external centring clamping device, comprise play fixed supporting role and one end with the rectangular base of V-shaped groove with provide the hydraulic pump of high pressure liquid force feed for system, it is characterized in that: also comprise inclined-plane and cut somebody's hair, for the hydraulic cylinder that drives described inclined-plane to cut somebody's hair and cooperatively interact for the clamp arm one of clamping work pieces, clamp arm two and jacking block, hydraulic cylinder is installed with by mount pad on the upside of one end of described rectangular base, cut somebody's hair with described inclined-plane and be fixedly connected with in the piston rod end of described hydraulic cylinder, front end of cutting somebody's hair, described inclined-plane is installed with jacking block for holding out against described workpiece, the other end of described rectangular base is positioned at described V-shaped groove both sides and is rotatablely equipped with described clamp arm one and described clamp arm two respectively, the rodless cavity of described hydraulic cylinder is communicated with the first working port of three-position four-way electromagnetic directional valve, the rod chamber of described hydraulic cylinder is communicated with the second working port of three-position four-way electromagnetic directional valve, 3rd working port of described three-position four-way electromagnetic directional valve is communicated with through the liquid outlet of check valve with described hydraulic pump, 4th working port of described three-position four-way electromagnetic directional valve is communicated with fuel tank, the liquid outlet place of described hydraulic pump is provided with overflow valve, 3rd working port of described three-position four-way electromagnetic directional valve is communicated with accumulator.
Above-mentioned hydraulic drive type external centring clamping device, is characterized in that: the front end of described jacking block is hinged with roller, the two ends of described clamp arm one and described clamp arm two are provided with roller.
Above-mentioned hydraulic drive type external centring clamping device, is characterized in that: described clamp arm one and described clamp arm two are all arranged in described rectangular base by screw turns.
The present invention compared with prior art has the following advantages:
(1) design of this hydraulic drive type external centring clamping device is very reasonable, simple and compact for structure, and clamp arm one, clamp arm two and jacking block cooperatively interact the three points centering clamping realizing workpiece to foreign round.
(2) operation of this hydraulic drive type external centring clamping device is very simple, can control this device automatically run according to the automatic control program of system cloud gray model feature design, automation and intelligence degree high.
(3) production technology of this hydraulic drive type external centring clamping device is simple, and requirement on machining accuracy is not high, and a lot of parts are convenient to produce, buy all very much, and thus its production cost is very low, is convenient to promote the use of.
Below by drawings and Examples, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is hydraulic control principle schematic of the present invention.
Description of reference numerals:
1-rectangular base; 2-mount pad; 3-hydraulic cylinder;
Cut somebody's hair in 4-inclined-plane; 6-clamp arm one; 7-workpiece;
8-clamp arm two; 9-jacking block; 10-three-position four-way electromagnetic directional valve;
11-overflow valve; 12-hydraulic pump; 13-check valve;
14-accumulator.
Detailed description of the invention
A kind of hydraulic drive type external centring clamping device as depicted in figs. 1 and 2, comprise play fixed supporting role and one end with the rectangular base 1 of V-shaped groove with provide the hydraulic pump 12 of high pressure liquid force feed for system, also comprise inclined-plane cut somebody's hair 4, for drive described inclined-plane cut somebody's hair 4 hydraulic cylinder 3 and cooperatively interact for the clamp arm 1 of clamping work pieces 7, clamp arm 28 and jacking block 9, hydraulic cylinder 3 is installed with by mount pad 2 on the upside of one end of described rectangular base 1, cut somebody's hair and 4 to be fixedly connected with in piston rod end and the described inclined-plane of described hydraulic cylinder 3, 4 front ends of cutting somebody's hair, described inclined-plane are installed with jacking block 9 for holding out against described workpiece 7, the other end of described rectangular base 1 is positioned at described V-shaped groove both sides and is rotatablely equipped with described clamp arm 1 and described clamp arm 28 respectively, the rodless cavity of described hydraulic cylinder 3 is communicated with the first working port of three-position four-way electromagnetic directional valve 10, the rod chamber of described hydraulic cylinder 3 is communicated with the second working port of three-position four-way electromagnetic directional valve 10, 3rd working port of described three-position four-way electromagnetic directional valve 10 is communicated with through the liquid outlet of check valve 13 with described hydraulic pump 12, 4th working port of described three-position four-way electromagnetic directional valve 10 is communicated with fuel tank, the liquid outlet place of described hydraulic pump 12 is provided with overflow valve 11, 3rd working port of described three-position four-way electromagnetic directional valve 10 is communicated with accumulator 14, accumulator 14 has accumulation of energy pressure maintaining effect, the pressure of hydraulic cylinder 3 is kept when hydraulic pump 12 quits work.
In the present embodiment, the front end of described jacking block 9 is hinged with roller, and the two ends of described clamp arm 1 and described clamp arm 28 are provided with roller.
In the present embodiment, described clamp arm 1 and described clamp arm 28 are all arranged in described rectangular base 1 by screw turns.
The course of work of hydraulic drive type external centring clamping device of the present invention is: as depicted in figs. 1 and 2, first this hydraulic drive type external centring clamping device is fixed on operating position, is placed between clamp arm 1 and clamp arm 28 by workpiece 7.Primer fluid press pump 12, the left position connecting system of three-position four-way electromagnetic directional valve 10, pressure in hydraulic cylinder 3 rodless cavity is greater than the pressure in its rod chamber, piston rod moves right and drives inclined-plane to cut somebody's hair and 4 to move right, inclined-plane cut somebody's hair 4 inclined-plane drive clamp arm 1 rotate clockwise around screw, simultaneously inclined-plane cut somebody's hair 4 inclined-plane drive clamp arm 28 to rotate counterclockwise around screw, clamp arm 1, clamp arm 28 and jacking block 9 acting in conjunction realize the centering clamping of workpiece 7.
During processing work 7, the meta connecting system of three-position four-way electromagnetic directional valve 10, hydraulic pump 12 quits work, and accumulator 14 hydraulic control cylinder 3 continues to hold out against inclined-plane and cuts somebody's hair 4.
After workpiece 7 machines, the right position connecting system of three-position four-way electromagnetic directional valve 10, pressure in hydraulic cylinder 3 rod chamber is greater than the pressure in its rodless cavity, and piston rod is moved to the left and drives inclined-plane to cut somebody's hair and 4 to be moved to the left, and clamp arm 1, clamp arm 28 and jacking block 9 unclamp workpiece 7.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solution of the present invention.
Claims (3)
1. a hydraulic drive type external centring clamping device, comprise play fixed supporting role and one end with the rectangular base (1) of V-shaped groove with provide the hydraulic pump (12) of high pressure liquid force feed for system, it is characterized in that: also comprise inclined-plane cut somebody's hair (4), for drive described inclined-plane cut somebody's hair (4) hydraulic cylinder (3) and cooperatively interact for the clamp arm one (6) of clamping work pieces (7), clamp arm two (8) and jacking block (9); hydraulic cylinder (3) is installed with by mount pad (2) on the upside of one end of described rectangular base (1), the piston rod end of described hydraulic cylinder (3) cut somebody's hair with described inclined-plane (4) be fixedly connected with, (4) front end of cutting somebody's hair, described inclined-plane is installed with jacking block (9) for holding out against described workpiece (7), the other end of described rectangular base (1) is positioned at described V-shaped groove both sides and is rotatablely equipped with described clamp arm one (6) and described clamp arm two (8) respectively, the rodless cavity of described hydraulic cylinder (3) is communicated with the first working port of three-position four-way electromagnetic directional valve (10), the rod chamber of described hydraulic cylinder (3) is communicated with the second working port of three-position four-way electromagnetic directional valve (10), 3rd working port of described three-position four-way electromagnetic directional valve (10) is communicated with through the liquid outlet of check valve (13) with described hydraulic pump (12), 4th working port of described three-position four-way electromagnetic directional valve (10) is communicated with fuel tank, the liquid outlet place of described hydraulic pump (12) is provided with overflow valve (11), 3rd working port of described three-position four-way electromagnetic directional valve (10) is communicated with accumulator (14).
2. according to hydraulic drive type external centring clamping device according to claim 1, it is characterized in that: the front end of described jacking block (9) is hinged with roller, the two ends of described clamp arm one (6) and described clamp arm two (8) are provided with roller.
3. according to hydraulic drive type external centring clamping device according to claim 1, it is characterized in that: described clamp arm one (6) and described clamp arm two (8) are all arranged in described rectangular base (1) by screw turns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603853.XA CN104647089A (en) | 2013-11-21 | 2013-11-21 | Hydraulic driving type centering clamping device for outer circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603853.XA CN104647089A (en) | 2013-11-21 | 2013-11-21 | Hydraulic driving type centering clamping device for outer circle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104647089A true CN104647089A (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310603853.XA Pending CN104647089A (en) | 2013-11-21 | 2013-11-21 | Hydraulic driving type centering clamping device for outer circle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104647089A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215704A (en) * | 2015-10-20 | 2016-01-06 | 上海奥林汽车安全系统有限公司 | A kind of fixture for car door part drawbore |
| CN105328281A (en) * | 2015-11-30 | 2016-02-17 | 重庆市首业机械制造有限公司 | Clamping mechanism provided with lead screw and reset tension springs |
| CN105328280A (en) * | 2015-11-30 | 2016-02-17 | 重庆市首业机械制造有限公司 | Clamping tool provided with lead screw and restoring compression springs |
| CN105345531A (en) * | 2015-11-28 | 2016-02-24 | 重庆市首业机械制造有限公司 | Clamp with resetting magnets |
| CN105345159A (en) * | 2015-11-28 | 2016-02-24 | 重庆市首业机械制造有限公司 | Clamping mechanism with double bevel gears and resetting magnets |
| CN105414677A (en) * | 2015-11-30 | 2016-03-23 | 重庆市首业机械制造有限公司 | Clamping mechanism with lead screw and reset magnets |
| CN107262758A (en) * | 2017-07-26 | 2017-10-20 | 佛山汉格斯环保科技有限公司 | A kind of numerically controlled lathe collet clamp system |
| CN108032075A (en) * | 2018-01-18 | 2018-05-15 | 泸州职业技术学院 | Gluing threaded engagement machine |
| CN108436802A (en) * | 2018-04-16 | 2018-08-24 | 何天行 | A kind of squash type pipe fitting processing clamping device |
| CN109129312A (en) * | 2018-10-08 | 2019-01-04 | 郑州云海信息技术有限公司 | A kind of portable M2 solid state hard disk attaching/detaching apparatus |
| CN110369981A (en) * | 2019-06-05 | 2019-10-25 | 马鞍山市海控精密五金制品有限公司 | A kind of bearing automatic installation apparatus |
| CN110842594A (en) * | 2019-12-11 | 2020-02-28 | 郑州恒天重型装备有限公司 | Machine tool and self-centering center frame thereof |
| CN112277999A (en) * | 2020-11-02 | 2021-01-29 | 大连交通大学 | Railway vehicle buffer capable of being replaced quickly |
| CN112844207A (en) * | 2021-02-24 | 2021-05-28 | 戚聿斌 | Stirring tank clamping device, stirring device and using method of stirring device |
| CN114043197A (en) * | 2021-11-26 | 2022-02-15 | 浪潮(山东)计算机科技有限公司 | Memory bank assembly quality |
| CN114473557A (en) * | 2022-03-14 | 2022-05-13 | 盐城工业职业技术学院 | Fixture device for positioning cylinder body and cylinder hole |
-
2013
- 2013-11-21 CN CN201310603853.XA patent/CN104647089A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215704A (en) * | 2015-10-20 | 2016-01-06 | 上海奥林汽车安全系统有限公司 | A kind of fixture for car door part drawbore |
| CN105345531A (en) * | 2015-11-28 | 2016-02-24 | 重庆市首业机械制造有限公司 | Clamp with resetting magnets |
| CN105345159A (en) * | 2015-11-28 | 2016-02-24 | 重庆市首业机械制造有限公司 | Clamping mechanism with double bevel gears and resetting magnets |
| CN105328281A (en) * | 2015-11-30 | 2016-02-17 | 重庆市首业机械制造有限公司 | Clamping mechanism provided with lead screw and reset tension springs |
| CN105328280A (en) * | 2015-11-30 | 2016-02-17 | 重庆市首业机械制造有限公司 | Clamping tool provided with lead screw and restoring compression springs |
| CN105414677A (en) * | 2015-11-30 | 2016-03-23 | 重庆市首业机械制造有限公司 | Clamping mechanism with lead screw and reset magnets |
| CN107262758A (en) * | 2017-07-26 | 2017-10-20 | 佛山汉格斯环保科技有限公司 | A kind of numerically controlled lathe collet clamp system |
| CN108032075A (en) * | 2018-01-18 | 2018-05-15 | 泸州职业技术学院 | Gluing threaded engagement machine |
| CN108436802A (en) * | 2018-04-16 | 2018-08-24 | 何天行 | A kind of squash type pipe fitting processing clamping device |
| CN109129312A (en) * | 2018-10-08 | 2019-01-04 | 郑州云海信息技术有限公司 | A kind of portable M2 solid state hard disk attaching/detaching apparatus |
| CN109129312B (en) * | 2018-10-08 | 2024-05-28 | 郑州云海信息技术有限公司 | Portable M2 solid state disk dismounting method |
| CN110369981A (en) * | 2019-06-05 | 2019-10-25 | 马鞍山市海控精密五金制品有限公司 | A kind of bearing automatic installation apparatus |
| CN110842594A (en) * | 2019-12-11 | 2020-02-28 | 郑州恒天重型装备有限公司 | Machine tool and self-centering center frame thereof |
| CN112277999A (en) * | 2020-11-02 | 2021-01-29 | 大连交通大学 | Railway vehicle buffer capable of being replaced quickly |
| CN112844207A (en) * | 2021-02-24 | 2021-05-28 | 戚聿斌 | Stirring tank clamping device, stirring device and using method of stirring device |
| CN114043197A (en) * | 2021-11-26 | 2022-02-15 | 浪潮(山东)计算机科技有限公司 | Memory bank assembly quality |
| CN114473557A (en) * | 2022-03-14 | 2022-05-13 | 盐城工业职业技术学院 | Fixture device for positioning cylinder body and cylinder hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150527 |
|
| WD01 | Invention patent application deemed withdrawn after publication |