CN104741947A - Clamping workbench for processing rotary inclined wedge - Google Patents

Clamping workbench for processing rotary inclined wedge Download PDF

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Publication number
CN104741947A
CN104741947A CN201510175315.4A CN201510175315A CN104741947A CN 104741947 A CN104741947 A CN 104741947A CN 201510175315 A CN201510175315 A CN 201510175315A CN 104741947 A CN104741947 A CN 104741947A
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CN
China
Prior art keywords
arc
block
support block
pedestal
convex axle
Prior art date
Application number
CN201510175315.4A
Other languages
Chinese (zh)
Other versions
CN104741947B (en
Inventor
陈世涛
王海玲
何鹏申
李辉
黄涛
赖荣胜
田冰星
Original Assignee
安徽江淮汽车股份有限公司
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Priority to CN201510175315.4A priority Critical patent/CN104741947B/en
Publication of CN104741947A publication Critical patent/CN104741947A/en
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Publication of CN104741947B publication Critical patent/CN104741947B/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
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material

Abstract

The invention discloses a clamping workbench for processing a rotary inclined wedge. The clamping workbench comprises a base; an arc-shaped groove is formed in the base; a bottom supporting block is arranged at the bottom part of the arc-shaped groove, and end part supporting blocks are arranged at two ends of the arc-shaped groove; a cam to be processed is fixed to the bottom supporting block; the surface of the bottom supporting block, toward the arc-shaped groove is a first arc-shaped surface; the surfaces of the end part supporting blocks, toward the arc-shaped groove are second arc-shaped surfaces which are concentric with the first arc-shaped surface; the first arc-shaped surface has the same radius with the second arc-shaped surfaces; the radius of the two arc-shaped surfaces is less than that of the arc-shaped groove. With the adoption of the clamping workbench, the assembling precision consistency of the cam and a rotating base can be ensured after processing and during assembling and using, and thus the precision and quality of rotating, turning over and shaping of a product can be ensured.

Description

A kind of holder's station for processing rotary tapered wedge
Technical field
The present invention relates to equipments machining die technical field, particularly relating to a kind of holder's station for processing rotary tapered wedge.
Background technology
Along with the development of car industry, the vehicle of automobile gets more and more, and the assembling process of body in white is also day by day complicated.The flange angle of outer covering piece as bodywork parts such as beater or beat-up, protecgulum outside plate, bonnet outside plate and roofs of a lot of vehicle is designed to negative angle mostly, to realize increasing the snap-in force of stamping parts and improving the object of bus body strength.And for being with the bodywork parts flanging and restriking mould of negative angle flange, tapered wedge rotating mechanism uses and mould structure can be made simpler.
The advantage of tapered wedge rotating mechanism makes mould structure simpler, and take up room little, structural rigidity is strong, be convenient to maintenance, and the retainer profile of flanging and restriking part profile and other parts is smooth smooth and easy in stitching portion, avoids and produce the defects such as wrinkling on stamping parts; But it is large that its shortcoming is difficulty of processing, and machining accuracy difficult quality controls, the flanging and restriking mould surface portion particularly on rotating cam axle uses postrotational precision to be difficult to ensure in assembling.
For half box type tapered wedge rotating mechanism as shown in Figure 1, rotate the structure of convex axle 11 two ends with guide plate guiding slide guide, rotate convex axle 11 bottom surface and half box type rotating basis 12 and be slidably matched and rotate; Technique block for subsequent use can be added when making full mold in the rotation convex axle both sides of this kind of half box type rotary tapered wedge, therefore man-hour is added carrying out convex spindle-type face, the rotating basis 12 and the convex axle 11 of rotation that complete rotational circle curved face processing cannot be assembled together and process, and then it is extremely difficult to cause the convex axle of this type of tapered wedge rotating mechanism to be processed, need the convex axle of every part all corresponding making machining mould, cost is high and very easily cause machining deviation even to scrap, and also very easily causes serious accident as clamped shakiness.
At present, the processing of the convex axle of the rotation for half box type tapered wedge rotating mechanism, adopt the mode rotating convex axle 11 and rotating basis 12 separate machined, after machining respectively, the vertical assembling of group uses again, namely after the rotational circle curved face processing on convex axle completes, use the Special mould fixed clamp of custom fabricated, then carry out the processing of convex axle upper overturning shaping profile, finally the convex axle 11 of rotation after machining is assembled use with rotating basis 12.
As from the foregoing, existing rotary tapered wedge is adding man-hour, the convex axle of its every part all needs to make special machining mould respectively, for adding fixed clamp in man-hour, after machining, this machining mould does not have other use, for single use processing clamping device, this kind of processing mode cost is higher, and clamping shakiness also very easily causes serious accident; Meanwhile, the flanging and restriking profile on convex axle and rotating basis separate machined, then assembling is placed on the interior use of circular arc of rotating basis; Because rotary tapered wedge is higher to requirement on machining accuracy, convex axle and rotating basis require identical machining benchmark, and then separate machined is assembled this kind of mode and easily occurred accuracy error, and cause Product Precision not up to standard during rotating flanging shaping, stamping parts is defective.
Therefore, a kind of holder's station for processing rotary tapered wedge is provided, to the general of the convex axle of Multiple Type can be realized, cut down finished cost, and ensure the assembly precision of convex axle and the rotating basis machined, improving stamping parts qualification rate, needing the problem of solution with regard to becoming those skilled in the art badly.
Summary of the invention
The object of this invention is to provide a kind of holder's station for processing rotary tapered wedge, to the general of the convex axle of Multiple Type can be realized, cutting down finished cost, and ensure the assembly precision of convex axle and the rotating basis machined, improve stamping parts qualification rate.
To achieve these goals, the invention provides a kind of holder's station for processing rotary tapered wedge, comprise pedestal, described pedestal offers circular groove, the bottom of described circular groove is provided with bottom support block, its two ends are respectively arranged with end back-up block, and convex axle to be processed is fixed on described bottom support block; Described bottom support block is the first arc surface towards the face of described circular groove, described end back-up block is second arc surface concentric with described first arc surface towards the face of described circular groove, the radius of described first arc surface is equal with the radius of described second arc surface, and the radius of two arc surfaces is less than the radius of described circular groove.
Preferably, described bottom support block has two, and bottom support block described in two is arranged along the thickness direction of described pedestal.
Preferably, described bottom support block is installed on described pedestal removably.
Preferably, described bottom support block is provided with thread Pilot hole, described convex axle to be processed is fixed on described bottom support block by described thread Pilot hole.
Preferably, the often end of described circular groove is provided with two described end back-up blocks, arranges with the thickness direction of end back-up block described in hold two along described pedestal.
Preferably, described end back-up block is installed on described pedestal removably.
Holder's station provided by the present invention is for processing rotary tapered wedge, this holder's station comprises pedestal, described pedestal offers circular groove, the bottom of described circular groove is provided with bottom support block, its two ends are respectively arranged with end back-up block, and convex axle to be processed is fixed on described bottom support block; Described bottom support block is the first arc surface towards the face of described circular groove, described end back-up block is second arc surface concentric with described first arc surface towards the face of described circular groove, the radius of described first arc surface is equal with the radius of described second arc surface, and the radius of two arc surfaces is less than the radius of described circular groove.
In the course of work, be placed in by the convex axle identical with the radius of circular groove in pedestal also fixing, the second arc surface of the first arc surface of bottom support block and end support money all contacts with the rotational circle cambered surface of convex axle and coordinates, and plays support fixation to convex axle; After fixedly completing, this processing clamping workbench is fixed on profile processing lathe can carrying out rotating convex axle, because the wedge pedestal on processing clamping workbench fixed clamp effect and rotation wedge is similar, when machining assembling use, can ensure that assembly precision is consistent, and then ensure the precision quality of product rotating flanging shaping.
In a preferred embodiment, in holder's station provided by the present invention, its bottom support block and end back-up block are installed on described pedestal all removably; Like this, when processing the rotary tapered wedge of different model, bottom support block and end back-up block can be changed, making itself and convex axle suitable, thus the general of the convex axle of Multiple Type can be realized, improve the versatility of holder's station, reduce processing cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of half box type rotary tapered wedge;
Fig. 2 is the structural representation of a kind of detailed description of the invention of holder's station provided by the present invention.
Description of reference numerals:
In FIG:
11-rotates convex axle 12-rotating basis
In fig. 2:
21-pedestal 22-bottom support block 23-end back-up block
Detailed description of the invention
Core of the present invention is to provide a kind of holder's station for processing rotary tapered wedge, to realizing the general of the convex axle of Multiple Type, cuts down finished cost, and ensures the assembly precision of convex axle and the rotating basis machined, and improves stamping parts qualification rate.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further detailed.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of detailed description of the invention of holder's station provided by the present invention.
In a kind of detailed description of the invention, holder's station provided by the present invention is for processing rotary tapered wedge, this holder's station comprises pedestal 21, described pedestal 21 offers circular groove, the bottom of described circular groove is provided with bottom support block 22, its two ends are respectively arranged with end back-up block 23, and convex axle to be processed is fixed on described bottom support block 22; Described bottom support block 22 is the first arc surface towards the face of described circular groove, described end back-up block 23 is second arc surface concentric with described first arc surface towards the face of described circular groove, the radius of described first arc surface is equal with the radius of described second arc surface, and the radius of two arc surfaces is less than the radius of described circular groove.
Particularly, above-mentioned bottom support block 22 has two, and bottom support block 22 described in two is arranged along the thickness direction of described pedestal 21, to ensure to support reliability.Apparently, the number of bottom support block 22 also can be determined according to actual service condition, such as, can be four, six etc.; Also a bottom support block 22 can be only set at the thickness direction of pedestal 21.
In order to improve connection reliability and the convenience of convex axle and bottom support block 22, can be provided with thread Pilot hole on bottom support block 22, described convex axle to be processed is fixed on described bottom support block 22 by described thread Pilot hole.
From theory, convex axle is also not limited to and is installed on bottom support block 22 by thread Pilot hole, if can realize both reliable positioning instant can, such as also draw-in groove can be set on bottom support block 22, convex axle is installed in this draw-in groove.
The number of above-mentioned end back-up block 23 is preferably four, namely the often end of circular groove is provided with two end back-up blocks 23, arranges, like this with the thickness direction of end back-up block 23 described in hold two along described pedestal 21, can either support performance be ensured, the intensity of pedestal 21 itself can not be affected again.
In the course of work, the convex axle identical with the radius of circular groove is placed in pedestal 21 interior and fixing, second arc surface of the first arc surface of bottom support block 22 and end support money all contacts with the rotational circle cambered surface of convex axle and coordinates, and plays support fixation to convex axle; After fixedly completing, this processing clamping workbench is fixed on profile processing lathe can carrying out rotating convex axle, because the wedge pedestal 21 on processing clamping workbench fixed clamp effect and rotation wedge is similar, when machining assembling use, can ensure that assembly precision is consistent, and then ensure the precision quality of product rotating flanging shaping.
Further, bottom support block 22 and end back-up block 23 are installed on described pedestal 21 all removably; Like this, when processing the rotary tapered wedge of different model, bottom support block 22 and end back-up block 23 can be changed, make itself and convex axle suitable, thus the general of the convex axle of Multiple Type can be realized, improve the versatility of holder's station, reduce processing cost.
Particularly, the dismantled and assembled connected mode that bottom support block 22 and end back-up block 23 all can adopt this area routine to use is installed on pedestal 21, such as bolt connection, clamping or pinned connection etc.
It should be pointed out that bottom support block 22 and end back-up block 23 also can only have one to be dismantled and assembled structure, though now good versatility cannot be realized, also can realize the replacing of back-up block, simplify the maintenance process of holder's station, reduce maintenance cost.
It should be noted that, ordinal numbers such as " first, second " described in literary composition is the different structure in order to distinguish same names, only for convenience, does not represent certain order, more should not be construed as any restriction.
Mode above only by illustrating describes some one exemplary embodiment of the present invention, undoubtedly, for those of ordinary skill in the art, when without departing from the spirit and scope of the present invention, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.

Claims (6)

1. one kind for processing holder's station of rotary tapered wedge, it is characterized in that, comprise pedestal (21), (21) offer circular groove to described pedestal, the bottom of described circular groove is provided with bottom support block (22), its two ends are respectively arranged with end back-up block (23), and convex axle to be processed is fixed on described bottom support block (22); Described bottom support block (22) is the first arc surface towards the face of described circular groove, described end back-up block (23) is second arc surface concentric with described first arc surface towards the face of described circular groove, the radius of described first arc surface is equal with the radius of described second arc surface, and the radius of two arc surfaces is less than the radius of described circular groove.
2. holder's station according to claim 1, is characterized in that, described bottom support block (22) has two, and bottom support block (22) described in two is arranged along the thickness direction of described pedestal (21).
3. holder's station according to claim 2, is characterized in that, described bottom support block (22) is installed on described pedestal (21) removably.
4. holder's station according to claim 3, is characterized in that, described bottom support block (22) is provided with thread Pilot hole, and described convex axle to be processed is fixed on described bottom support block (22) by described thread Pilot hole.
5. the holder's station according to any one of Claims 1-4, it is characterized in that, the often end of described circular groove is provided with two described ends back-up block (23), arranges with the thickness direction of end back-up block (23) described in hold two along described pedestal (21).
6. holder's station according to claim 5, is characterized in that, described end back-up block (23) is installed on described pedestal (21) removably.
CN201510175315.4A 2015-04-14 2015-04-14 A kind of clamping workbench for being used to process rotary tapered wedge CN104741947B (en)

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CN201510175315.4A CN104741947B (en) 2015-04-14 2015-04-14 A kind of clamping workbench for being used to process rotary tapered wedge

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CN104741947B CN104741947B (en) 2017-09-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108393659A (en) * 2018-03-06 2018-08-14 天津道达精密部件有限公司 A kind of processing method of tapered wedge rotating mechanism

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JP2008284654A (en) * 2007-05-18 2008-11-27 Being:Kk Workpiece clamping device
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CN202498365U (en) * 2011-12-19 2012-10-24 芜湖红旗重型机床有限公司 Static pressure center frame of horizontal heavy lathe
CN203003671U (en) * 2012-12-24 2013-06-19 浙江东盛精密机械有限公司 Supporting mechanism of bearing grinder
CN203471356U (en) * 2013-09-26 2014-03-12 自贡市恒泰科技有限责任公司 Auxiliary supporting device for shaft workpiece machining
CN103635286A (en) * 2011-06-23 2014-03-12 平田机工株式会社 Workpiece support device
CN203900954U (en) * 2014-06-23 2014-10-29 南车戚墅堰机车有限公司 Flange hole tooling device for camshafts
CN104308735A (en) * 2014-11-16 2015-01-28 重庆丰运机械制造有限责任公司 Automotive camshaft fixture
CN204248484U (en) * 2014-11-19 2015-04-08 中汽成都配件有限公司 The simple and easy milling fixture of a kind of camshaft
CN104493268A (en) * 2014-11-26 2015-04-08 柳州瑞明威罗动力机械有限公司 Tooling for milling center hole in cam shaft and method for milling center hole by using same
CN204524862U (en) * 2015-04-14 2015-08-05 安徽江淮汽车股份有限公司 A kind of holder's station for processing rotary tapered wedge

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008284654A (en) * 2007-05-18 2008-11-27 Being:Kk Workpiece clamping device
CN201544042U (en) * 2009-12-04 2010-08-11 中国航天科技集团公司第五研究院第五一八研究所 Rolling-type three-jaw adjustable follower rest
CN103635286A (en) * 2011-06-23 2014-03-12 平田机工株式会社 Workpiece support device
CN202498365U (en) * 2011-12-19 2012-10-24 芜湖红旗重型机床有限公司 Static pressure center frame of horizontal heavy lathe
CN203003671U (en) * 2012-12-24 2013-06-19 浙江东盛精密机械有限公司 Supporting mechanism of bearing grinder
CN203471356U (en) * 2013-09-26 2014-03-12 自贡市恒泰科技有限责任公司 Auxiliary supporting device for shaft workpiece machining
CN203900954U (en) * 2014-06-23 2014-10-29 南车戚墅堰机车有限公司 Flange hole tooling device for camshafts
CN104308735A (en) * 2014-11-16 2015-01-28 重庆丰运机械制造有限责任公司 Automotive camshaft fixture
CN204248484U (en) * 2014-11-19 2015-04-08 中汽成都配件有限公司 The simple and easy milling fixture of a kind of camshaft
CN104493268A (en) * 2014-11-26 2015-04-08 柳州瑞明威罗动力机械有限公司 Tooling for milling center hole in cam shaft and method for milling center hole by using same
CN204524862U (en) * 2015-04-14 2015-08-05 安徽江淮汽车股份有限公司 A kind of holder's station for processing rotary tapered wedge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108393659A (en) * 2018-03-06 2018-08-14 天津道达精密部件有限公司 A kind of processing method of tapered wedge rotating mechanism
CN108393659B (en) * 2018-03-06 2020-07-10 天津道达精密部件有限公司 Machining method of rotary wedge mechanism

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