CN104117868A - Rotary lever type locating device for end face rough milling of engine body with dry cylinder sleeve - Google Patents

Rotary lever type locating device for end face rough milling of engine body with dry cylinder sleeve Download PDF

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Publication number
CN104117868A
CN104117868A CN201410257594.4A CN201410257594A CN104117868A CN 104117868 A CN104117868 A CN 104117868A CN 201410257594 A CN201410257594 A CN 201410257594A CN 104117868 A CN104117868 A CN 104117868A
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CN
China
Prior art keywords
cylinder sleeve
rotary lever
engine
locating
dry 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.)
Granted
Application number
CN201410257594.4A
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Chinese (zh)
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CN104117868B (en
Inventor
周岳
黄钊
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Changzhou Vocational Institute of Mechatronic Technology
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Changzhou Vocational Institute of Mechatronic Technology
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Priority to CN201410257594.4A priority Critical patent/CN104117868B/en
Publication of CN104117868A publication Critical patent/CN104117868A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/18Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
    • B23Q3/186Aligning devices

Abstract

The invention relates to a rotary lever type locating device for end face rough milling of an engine body with a dry cylinder sleeve. The rotary lever type locating device comprises a clamp bottom plate. A sizing block is fixedly arranged on the clamp bottom plate. A support is arranged on the sizing block. The support is connected with a rotary lever through a rotary pin. An adjustable supporting rod is arranged at one end of the rotary lever through a locking nut and located above the sizing block and is parallel to the sizing block. The adjustable supporting rod is perpendicular to the rotary lever. The other end of the rotary lever is provided with a locating roller through another rotary pin. By the adoption of the rotary lever type locating device for end face rough milling of the engine body with the dry cylinder sleeve, the end face rough milling process of the engine body with the dry cylinder sleeve is optimized, the locating mode and the locating device of a special clamp for the end face rough milling process of the engine body with the dry cylinder sleeve are improved, correct locating is achieved, it is guaranteed that the wall thickness of the cylinder sleeve machined through the follow-up cylinder sleeve boring process is even, the machining quality of the engine body is improved, the rejection rate of machining is reduced, and the economic benefit of an enterprise is improved.

Description

Dry cylinder body end face is rough milled rotating lever formula positioner
Technical field
The present invention relates to a kind of positioner, especially a kind ofly relate to the positioner that end face in diesel engine dry cylinder body machining process is rough milled operation special fixture.
Background technology
Diesel-engine body processing arranges operation according to the technological principle of first face metapore, subsequent request with body end face and location, side processing cylinder trepanning, guarantee that cylinder sleeve wall thickness is even, Deviation Control is in accuracy rating.
The location that existing body end face is rough milled operation adopts body both ends of the surface direction lateral surface groove to aim at, milling end face.Because body blank is in cast form process, the combination of water jacket loam core and cylinder barrel main core (both gaps are cast into cylinder sleeve wall thickness) is by under top board core, base plate core, end face core, to body casting sandbox, (casting forms body lateral surface, with tool setting groove) in, the existence of the foozle of core, core assembly error, rigging error, casting process error, the site error that can cause body appearance groove and cylinder sleeve is larger, the wall unevenness that causes follow-up cylinder sleeve boring to form is even, even has the situation that cylinder bore wall boring is worn to occur; The technique that existing body end mill is described is unreasonable, and locate mode is inaccurate.
Summary of the invention
The technical problem to be solved in the present invention is: propose a kind of simple in structurely, in body end face rough milling, location is convenient, reliable, accurately, guarantees that the dry cylinder body end face of the crudy of machining cylinder block later process is rough milled rotating lever formula positioner.
The technical solution adopted in the present invention is: a kind of dry cylinder body end face is rough milled rotating lever formula positioner, comprises clamp bottom board, on described clamp bottom board, is fixedly installed parallels; On described parallels, be provided with support, on support by the connection of rotating lever of shipping and reselling on another market; One end of described rotating lever, the top that is parallel to parallels are provided with Adjustable bracing bar by locking nut; Described Adjustable bracing bar is vertical with rotating lever; The other end of rotating lever is shipped and resell on another market and is provided with positioning roller by another.Described positioning roller is positioned on clamp bottom board.
When the present invention uses, body moves on fixture parallels, touches and turns positioning lever, and on lever, the upper cylinder sleeve inner wall surface in positioning roller top realizes location.The complete body of face milling oppositely moves, and the positioning lever that can fall again, for subjob clamping is once prepared.
The invention has the beneficial effects as follows: optimized dry cylinder body end face and rough milled operation, locate mode and the positioner of this operation special fixture have been improved, realize correct location, the cylinder sleeve wall thickness of guaranteeing follow-up cylinder sleeve boring operation processing is even, improve the machining quality of body, reduce the percent defective of processing, the economic benefit of enterprise.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the preferred embodiments of the present invention;
In figure: 1, clamp bottom board; 2, parallels; 3, support; 4, Adjustable bracing bar; 5, locking nut; 6, rotating lever; 7, ship and resell on another market; 8, positioning roller; 9, another is shipped and resell on another market.
The specific embodiment
The present invention is further detailed explanation with preferred embodiment by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention is only described in a schematic way, so it only show the formation relevant with the present invention.
As shown in Figure 1, a kind of dry cylinder body end face is rough milled rotating lever formula positioner, comprises clamp bottom board, on described clamp bottom board, is fixedly installed parallels; On described parallels, be provided with support, on support by the connection of rotating lever of shipping and reselling on another market; One end of described rotating lever, the top that is parallel to parallels are provided with Adjustable bracing bar by locking nut; Described Adjustable bracing bar is vertical with rotating lever; The other end of rotating lever is shipped and resell on another market and is provided with positioning roller by another.Described positioning roller is positioned on clamp bottom board.
The selection of thick benchmark is processed in the boring of dry type body cylinder sleeve, and best to take the liner backs of not processing be location basal plane, thus guarantee cylinder sleeve wall thickness after processing evenly.Because outer wall of cylinder jachet is wrapped in internal body, in addition to be that sand core of water jacket is thick only only have about 4mm to the space between two cylinders, cannot prevent putting location original paper, so formerly, under the technological principle of face metapore, the front operation of boring sleeve port---body end face is rough milled the location basal plane of operation and is used sleeve port inwall black skin instead.Sand core of water jacket in present technical process for casting (cast and form the outer surface of cylinder sleeve) core box, cylinder barrel main core (casting forms the inner surface of cylinder sleeve) core box employing Digit Control Machine Tool are processed, core precision is guaranteed, sand core of water jacket and cylinder sleeve main core are installed on same top board core, positional precision is high, and casting cylinder liner blank wall thickness is even.Using sleeve port inwall black skin as end mill roughing location basal plane, be equivalent to locate with liner backs, selecting of technological datum realized optimization.
The present invention is usingd sleeve port inwall black skin as end mill roughing location basal plane, and the setting element of answering in contrast adopts rotating lever to locate, and concrete mode is:
The location of body on fixture, by 1 free degree of positioning roller positional cylinder trepanning inwall black skin restriction on 3 frees degree of parallels body bottom surface, location (front operation processing) restriction, 2 frees degree of parallels side location body bottom surface side margin system, rotating lever, workpiece is realized location completely.
The process of clamping workpiece is: body moves from right to left on fixture parallels, body left side is encountered rotating lever and is erect position, promotion lever rotates counterclockwise, perk positioning roller, until positioning roller withstands on inboard wall of cylinder liner black skin, Adjustable bracing bar withstands on clamp bottom board, complete the installation location of workpiece.Dismounting during workpiece, drags body and moves right, and body bearing guard touches and turns lever and clockwise rotate, until finally erect, for next clamping workpiece is got ready.
Just the specific embodiment of the present invention of describing in above description, various not illustrating is construed as limiting flesh and blood of the present invention, person of an ordinary skill in the technical field read after description can to before the described specific embodiment make an amendment or be out of shape, and do not deviate from the spirit and scope of the invention.

Claims (2)

1. dry cylinder body end face is rough milled a rotating lever formula positioner, it is characterized in that: comprise clamp bottom board, on described clamp bottom board, be fixedly installed parallels; On described parallels, be provided with support, on support by the connection of rotating lever of shipping and reselling on another market; One end of described rotating lever, the top that is parallel to parallels are provided with Adjustable bracing bar by locking nut; Described Adjustable bracing bar is vertical with rotating lever; The other end of rotating lever is shipped and resell on another market and is provided with positioning roller by another.
2. dry cylinder body end face as claimed in claim 1 is rough milled rotating lever formula positioner, it is characterized in that: described positioning roller is positioned on clamp bottom board.
CN201410257594.4A 2014-06-11 2014-06-11 Rotary lever type locating device for end face rough milling of engine body with dry cylinder sleeve Active CN104117868B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410257594.4A CN104117868B (en) 2014-06-11 2014-06-11 Rotary lever type locating device for end face rough milling of engine body with dry cylinder sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410257594.4A CN104117868B (en) 2014-06-11 2014-06-11 Rotary lever type locating device for end face rough milling of engine body with dry cylinder sleeve

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CN104117868A true CN104117868A (en) 2014-10-29
CN104117868B CN104117868B (en) 2017-03-22

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414900A (en) * 2015-12-11 2016-03-23 江西昌河航空工业有限公司 Cylinder joint excircle processing method
CN111015362A (en) * 2019-12-31 2020-04-17 共享智能机器(苏州)有限公司 Quick correction tool for marine engine machining

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB848194A (en) * 1959-03-18 1960-09-14 Robert William Arthur Richards Adjustable portable support for materials being fed to a power-operated machine such as a power saw or a radial drilling machine
US4809466A (en) * 1985-07-24 1989-03-07 Erwin Junker Method for the high-speed precision clamping of rotationally symmetrical workpieces and high-speed precision clamping device for implementing the method
CN201070716Y (en) * 2007-08-03 2008-06-11 江苏罡阳股份有限公司 Combined clamp for drilling semi-circle shaped groove
CN201446433U (en) * 2009-06-22 2010-05-05 刘建鹏 V-shaped fixture for workpiece with thin and long diameter
CN103753286A (en) * 2013-11-22 2014-04-30 重庆盾铭电磁阀有限公司 Fixing device with cam
CN203863415U (en) * 2014-06-11 2014-10-08 常州机电职业技术学院 Rotating lever-type positioning device applied to end face rough milling process of dry cylinder liner machine body

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB848194A (en) * 1959-03-18 1960-09-14 Robert William Arthur Richards Adjustable portable support for materials being fed to a power-operated machine such as a power saw or a radial drilling machine
US4809466A (en) * 1985-07-24 1989-03-07 Erwin Junker Method for the high-speed precision clamping of rotationally symmetrical workpieces and high-speed precision clamping device for implementing the method
CN201070716Y (en) * 2007-08-03 2008-06-11 江苏罡阳股份有限公司 Combined clamp for drilling semi-circle shaped groove
CN201446433U (en) * 2009-06-22 2010-05-05 刘建鹏 V-shaped fixture for workpiece with thin and long diameter
CN103753286A (en) * 2013-11-22 2014-04-30 重庆盾铭电磁阀有限公司 Fixing device with cam
CN203863415U (en) * 2014-06-11 2014-10-08 常州机电职业技术学院 Rotating lever-type positioning device applied to end face rough milling process of dry cylinder liner machine body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414900A (en) * 2015-12-11 2016-03-23 江西昌河航空工业有限公司 Cylinder joint excircle processing method
CN111015362A (en) * 2019-12-31 2020-04-17 共享智能机器(苏州)有限公司 Quick correction tool for marine engine machining

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