CN103909436B - A kind of turning tension and compression fixture - Google Patents
A kind of turning tension and compression fixture Download PDFInfo
- Publication number
- CN103909436B CN103909436B CN201410132074.0A CN201410132074A CN103909436B CN 103909436 B CN103909436 B CN 103909436B CN 201410132074 A CN201410132074 A CN 201410132074A CN 103909436 B CN103909436 B CN 103909436B
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- CN
- China
- Prior art keywords
- pulling claw
- pull bar
- block
- clamping
- turning
- 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
- 238000007514 turning Methods 0.000 title claims abstract description 29
- 230000006835 compression Effects 0.000 title claims abstract description 20
- 238000007906 compression Methods 0.000 title claims abstract description 20
- 210000000078 claw Anatomy 0.000 claims abstract description 25
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention discloses a kind of turning tension and compression fixture, and it comprises body, and described body is hollow cylindrical structure, and its front end centre bore is smaller, and ring flange center is provided with positioning sleeve; Described ring flange is evenly equipped with some back-up blocks around described positioning sleeve, and described back-up block is other is provided with tie rod hole, is combined with pull bar in tie rod hole; Described pull bar front end is connected with pulling claw by hinge axis, and described pulling claw is movably connected on back-up block by the pulling claw hole on it by turning cylinder; The end of described pull bar is connected on arm-tie by pull bar pad.The object of the invention is to solve in turnery processing, fixture clamping efficiency is low, and causes workpiece injustice, tilting because clamping is improper, thus causes the underproof problem of product size; Clamping sides is changed into bottom tension and compression mode, oval large during elimination Product processing, size is unstable, the problems such as deformation of products; Guarantee realizes the correct clamping of workpiece, improves clamping efficiency and passing rate of processing.
Description
Technical field
The present invention relates to a kind of clamping tool for machine work, be specially a kind of turning tension and compression fixture.
Background technology
In mechanical processing industry, turnery processing is a kind of conventional machining mode.Needing fixation workpiece when carrying out process operation, at this moment just needing to use fixture.As Figure 1-Figure 2, traditional fixture scheme is, adopts Three-jaw fixture to clamp; Body 2 is arranged on lathe rotary main shaft, the telescopic location of T-shaped piece of 104 alignment jig pawls 103, the locating surface of workpiece 101 and the locating surface of three gripper jaws 103 is fitted and clamps, and workpiece extension angle 102 must be allowed to avoid gripper jaws 103.This kind of installation way, due to the omnidirectional benchmark of gripper jaws 103, operating personnel will interfere clamping workpiece with visual fixture of avoiding, and the efficiency of clamping is low; And the direction of clamping workpiece is all different, easily causes clamping improper and cause workpiece to fill uneven, tilting, thus causing processing unstable, product size is defective.
Above traditional Three-jaw fixture fixture scheme, by this kind of processing scheme, because chucking power is difficult to control, and workpiece product is aluminum component; Cause product to weigh wounded or be out of shape and processing dimension bearing chamber, the oval instability of seam.Secure context, because three-jaw clamping does not protect mistake to execute, product easily flies out, and there are major safety risks.
by patent retrieval, there is following known prior art:
patent 1:
application number: 201220106077.3, the applying date: 2012-03-20, authorized announcement date: 2012-11-14,fixture of hub lathe of the present invention, relate to a kind of fixture of field of machining, it comprises positioning disk, clamping pull head, support set, tension pad and trombone slide, positioning disk comprises and is connected to main part on lathe spindle and one end, stressing main portion in order to locate the location division of wheel hub dead eye, clamping pull head comprises the connecting axle that is arranged in the through hole of positioning disk and is connected to the locating shaft of connecting axle away from positioning disk one end, connecting axle end caves inward and is provided with connecting hole, locating shaft to cave inward formation annular groove near position, free end end, the outside of groove forms outstanding holding section, support set is enclosed within the outer round surface inside locating shaft groove, the inner surface of a support set outer surface and wheel hub wherein endoporus matches and support set inner side end is fastened on the inner side end of this wheelboss inner hole, tension pad to be arranged in annular groove and to block support set end face outside, trombone slide one end is connected with the connecting hole of clamping pull head connecting axle, the other end is connected with hydraulic cylinder.
patent 2:
Application number: 201110204266.4, the applying date: 2011-07-21, Shen Qing Publication day: 2011-11-23, the invention discloses a kind of turning attachment, comprise ring flange, described ring flange is provided with clamp body, and described clamp body is provided with L clamp block, and trade union college is on clamp body or L clamp block; Described clamp body is provided with T-slot; Described clamp body is provided with balancing weight.Advantage of the present invention is, adopts this fixture can realize the processing of lathe to non-rotating instrument, expands the range of application of the tool of production, facilitate the processing of non-revolution workpiece, and structure is simple, is easy to clamping.
patent 3:
Application number: 201210581797.X, the applying date: 2012-12-27, Shen Qing Publication day 2013-05-08, the invention discloses a kind of turning attachment, it is characterized in that, comprise base, and the central authorities of base are provided with the first hole, and base is provided with at least 2 locating pieces.The features such as it is high that the present invention has working (machining) efficiency, simple to operate, reliable.
found by above retrieval, above technical scheme can not affect novelty of the present invention; And the mutual combination of above patent document can not destroy creativeness of the present invention.
Summary of the invention
The object of this invention is to provide a kind of turning tension and compression fixture, to solve in turnery processing, fixture clamping efficiency is low, and causes workpiece injustice, tilting because clamping is improper, thus causes the underproof problem of product size; Clamping sides is changed into bottom tension and compression mode, oval large during elimination Product processing, size is unstable, the problems such as deformation of products; Guarantee realizes the correct clamping of workpiece, improves clamping efficiency and passing rate of processing.
For realizing above object, the technical solution used in the present invention is: a kind of turning tension and compression fixture, and it comprises body (2), and described body (2) is hollow cylindrical structure, and its front end centre bore is smaller, and ring flange (201) center is provided with positioning sleeve (8); Described ring flange (201) is evenly equipped with some back-up blocks (3) around described positioning sleeve (8), and described back-up block (3) is other is provided with tie rod hole (202), is combined with pull bar (7) in tie rod hole (202); Described pull bar (7) front end is connected with pulling claw (4) by hinge axis (6), and described pulling claw (4) is movably connected on back-up block (3) by the pulling claw hole (401) on it by turning cylinder (5); The end of described pull bar (7) is connected on arm-tie (10) by pull bar pad (13), described arm-tie (10) is connected with connecting rod (1) by connecting rod pad (9), and the cover plate (11) that described connecting rod (1) is arranged through body (2) end reaches body (2) outward.
Further, described ring flange (201) is provided with alignment pin (12).
Further, described back-up block (3) is provided with open slot, and described pulling claw (4) is engaged in open slot by turning cylinder (5).
Further, described back-up block (3) has 3, is evenly arranged on the end face of ring flange (201).
Further, described back-up block (3), tie rod hole (202), turning cylinder (5), hinge axis (6) and pulling claw (4) supporting setting in groups.
Further, described back-up block (3), tie rod hole (202), turning cylinder (5), hinge axis (6) and pulling claw (4) arrange 3 groups altogether.
Beneficial effect of the present invention: 1, fixture of the present invention adopts tension and compression mechanism clamping sides to be changed into bottom tension and compression mode, realize the little and problem that can compress of workpiece space, oval large when eliminating Product processing, size is unstable, the problems such as deformation of products, improve processing quality.
2, solve in turnery processing, fixture clamping efficiency is low, and causes workpiece injustice, tilting because clamping is improper, thus causes the underproof problem of product size, ensures to realize the correct clamping of workpiece, improves clamping efficiency and passing rate of processing.
Accompanying drawing explanation
Fig. 1 is existing turning clamp structural representation.
Fig. 2 is turning clamp left view in Fig. 1.
Fig. 3 is structural representation of the present invention.
Fig. 4 is front view of the present invention.
Fig. 5 is A-A sectional view in Fig. 4.
Schematic diagram when Fig. 6 is clamping work pieces 101 of the present invention.
Fig. 7 is tension and compression mechanism of the present invention part-structure schematic diagram.
Described in figure, label character is expressed as: 1, connecting rod; 2, body; 3, back-up block; 4, pulling claw; 5, turning cylinder; 6, hinge axis; 7, pull bar; 8, positioning sleeve; 9, connecting rod pad; 10, arm-tie; 11, cover plate; 12, alignment pin; 13, pull bar pad.
101, workpiece; 102, angle hung by workpiece; 103, gripper jaws; 104, T-shaped piece; 201, ring flange; 202, tie rod hole; 401, pulling claw hole.
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, describe the present invention below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection scope of the present invention.
As shown in Fig. 3-Fig. 7, concrete structure of the present invention is: it comprises body 2, and described body 2 is hollow cylindrical structure, and its front end centre bore is smaller, and ring flange 201 center is provided with positioning sleeve 8; Described ring flange 201 is evenly equipped with some back-up blocks 3 around described positioning sleeve 8, and described back-up block 3 is other is provided with tie rod hole 202, is combined with pull bar 7 in tie rod hole 202; Described pull bar 7 front end is connected with pulling claw 4 by hinge axis 6, and described pulling claw 4 is movably connected on back-up block 3 by the pulling claw hole 401 on it by turning cylinder 5; The end of described pull bar 7 is connected on arm-tie 10 by pull bar pad 13, and described arm-tie 10 is connected with connecting rod 1 by connecting rod pad 9, and the cover plate 11 that described connecting rod 1 is arranged through body 2 end reaches outside body 2.Described ring flange 201 is provided with alignment pin 12.Described back-up block 3 is provided with open slot, and described pulling claw 4 is engaged in open slot by turning cylinder 5.Described back-up block 3 has 3, is evenly arranged on the end face of ring flange 201.The supporting setting in groups of described back-up block 3, tie rod hole 202, turning cylinder 5, hinge axis 6 and pulling claw 4.
Preferably, described back-up block 3, tie rod hole 202, turning cylinder 5, hinge axis 6 and pulling claw 4 arrange 3 groups altogether.
As shown in Figure 6, when specifically using, the flange seat 203 of chuck body 2 of the present invention is fixed on the ring flange of lathe, the transfer bar mechanism of connecting rod 1 connecting machine tool.Transfer bar mechanism band is dynamically connected and 1 moves back and forth in the hollow of body 2, and arm-tie 10 drives pull bar 7 to move back and forth, thus drives pulling claw 4 to open and clamping movement.
Fig. 7 is tension and compression mechanism of the present invention part-structure schematic diagram, and each several part that show clearly tension and compression mechanism in figure is formed and annexation, but its shape also exists the close pattern of other possibilities.
The positioning sleeve 8 that body 2 front end flange dish 201 is arranged and alignment pin 12, by spacing for workpiece 101, do not produce radial motion; Workpiece 101 is then limited in axial direction by pulling claw 4 securely, thus is fixed on fixture by workpiece 101.Each clamping, workpiece 101 position immobilizes, and during the position of Design Orientation pin 12, namely avoids the clamping interference point that angle 102 hung by workpiece, and position need not be looked for avoid interfering at every turn.
Carrying out the clamping of workpiece 101 with when dismantling, only need to start lathe transfer bar mechanism, without the need to the dismounting of complexity, easy and simple to handle, save the clamping time, improve clamping efficiency; Guarantee realizes the correct Set and Positioning of workpiece, improves passing rate of processing.
Meanwhile, adopt tension and compression mechanism clamping sides to be changed into bottom tension and compression mode, realize the little and problem that can compress of workpiece space, greatly oval when eliminating Product processing, size instability, the problems such as deformation of products, improve processing quality.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise which key element, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above example just understands method of the present invention and core concept thereof for helping.The above is only the preferred embodiment of the present invention, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of invention and technical scheme are directly applied to other occasion without improving, and all should be considered as protection scope of the present invention.
Claims (5)
1. a turning tension and compression fixture, it comprises body (2), it is characterized in that, described body (2) is hollow cylindrical structure, and its front end centre bore is smaller, and ring flange (201) center is provided with positioning sleeve (8); Described ring flange (201) is evenly equipped with some back-up blocks (3) around described positioning sleeve (8), and described back-up block (3) is other is provided with tie rod hole (202), is combined with pull bar (7) in tie rod hole (202); Described pull bar (7) front end is connected with pulling claw (4) by hinge axis (6), and described pulling claw (4) is movably connected on back-up block (3) by the pulling claw hole (401) on it by turning cylinder (5); The end of described pull bar (7) is connected on arm-tie (10) by pull bar pad (13), described arm-tie (10) is connected with connecting rod (1) by connecting rod pad (9), and the cover plate (11) that described connecting rod (1) is arranged through body (2) end reaches body (2) outward; Described back-up block (3) is provided with open slot, and described pulling claw (4) is engaged in open slot by turning cylinder (5).
2. a kind of turning tension and compression fixture according to claim 1, is characterized in that, described ring flange (201) is provided with alignment pin (12).
3. a kind of turning tension and compression fixture according to claim 1, it is characterized in that, described back-up block (3) has 3, is evenly arranged on the end face of ring flange (201).
4. a kind of turning tension and compression fixture according to claim 1, is characterized in that, described back-up block (3), tie rod hole (202), turning cylinder (5), hinge axis (6) and pulling claw (4) supporting setting in groups.
5. a kind of turning tension and compression fixture according to claim 4, is characterized in that, described back-up block (3), tie rod hole (202), turning cylinder (5), hinge axis (6) and pulling claw (4) arrange 3 groups altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410132074.0A CN103909436B (en) | 2014-03-28 | 2014-03-28 | A kind of turning tension and compression fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410132074.0A CN103909436B (en) | 2014-03-28 | 2014-03-28 | A kind of turning tension and compression fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103909436A CN103909436A (en) | 2014-07-09 |
| CN103909436B true CN103909436B (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410132074.0A Expired - Fee Related CN103909436B (en) | 2014-03-28 | 2014-03-28 | A kind of turning tension and compression fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103909436B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105690160B (en) * | 2016-03-14 | 2018-06-19 | 长沙博大机械零部件有限公司 | A kind of segmented claw vehicle for small shell aperture end cover of engine presss from both sides |
| CN107983981B (en) * | 2018-01-04 | 2023-07-18 | 华南理工大学 | Internal and external clamping method and device for thin-wall tubular part during rotary machining |
| CN108356558A (en) * | 2018-03-31 | 2018-08-03 | 长沙博大机械零部件有限公司 | A kind of starter motor end cap sidewall drawing folder tool |
| CN108581573A (en) * | 2018-07-05 | 2018-09-28 | 十堰合骏实业有限公司 | A kind of auto parts and components turning tool |
| CN109483267A (en) * | 2018-12-29 | 2019-03-19 | 重庆全能电器有限公司 | Pneumatic eave tile pull rod vehicle clamper |
| CN111266475B (en) * | 2020-03-16 | 2021-08-17 | 南昌航空大学 | Discharging mechanism of thermal-strength spinning machine |
| CN112872394B (en) * | 2021-01-14 | 2022-07-26 | 济南江华锻铸机械有限公司 | Turning clamp for flange blind plate |
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| CN201073738Y (en) * | 2007-09-17 | 2008-06-18 | 济南一机床集团有限公司 | Lathe fixture |
| KR20100016945A (en) * | 2008-08-05 | 2010-02-16 | 주식회사 현대지엔에이 | A jig apparatus for fixing of motor car hypoid ring gear |
| CN201579635U (en) * | 2009-12-31 | 2010-09-15 | 沈阳锦德机械有限公司 | Horizontal lathe suspended claw |
| CN202224966U (en) * | 2011-06-24 | 2012-05-23 | 山东润通机械制造有限公司 | High-precision clamp for cylindrical gear workpieces |
| CN202428237U (en) * | 2012-06-21 | 2012-09-12 | 齐齐哈尔市金车工业公司 | Pneumatic clamp for processing bearing front cover of horizontal lathe |
| CN102672224A (en) * | 2012-04-18 | 2012-09-19 | 广州戴卡旭铝铸件有限公司 | Fixed core clamping tool for processing wheel hub |
| CN202607349U (en) * | 2012-03-10 | 2012-12-19 | 浙江吉鑫祥叉车制造有限公司 | Lathe clamp for mast support of fork truck |
| CN103586705A (en) * | 2013-12-04 | 2014-02-19 | 蒋剑锋 | Turning fixture |
| CN203792067U (en) * | 2014-03-28 | 2014-08-27 | 蒋剑锋 | Turning tension and compression clamp |
-
2014
- 2014-03-28 CN CN201410132074.0A patent/CN103909436B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201073738Y (en) * | 2007-09-17 | 2008-06-18 | 济南一机床集团有限公司 | Lathe fixture |
| KR20100016945A (en) * | 2008-08-05 | 2010-02-16 | 주식회사 현대지엔에이 | A jig apparatus for fixing of motor car hypoid ring gear |
| CN201579635U (en) * | 2009-12-31 | 2010-09-15 | 沈阳锦德机械有限公司 | Horizontal lathe suspended claw |
| CN202224966U (en) * | 2011-06-24 | 2012-05-23 | 山东润通机械制造有限公司 | High-precision clamp for cylindrical gear workpieces |
| CN202607349U (en) * | 2012-03-10 | 2012-12-19 | 浙江吉鑫祥叉车制造有限公司 | Lathe clamp for mast support of fork truck |
| CN102672224A (en) * | 2012-04-18 | 2012-09-19 | 广州戴卡旭铝铸件有限公司 | Fixed core clamping tool for processing wheel hub |
| CN202428237U (en) * | 2012-06-21 | 2012-09-12 | 齐齐哈尔市金车工业公司 | Pneumatic clamp for processing bearing front cover of horizontal lathe |
| CN103586705A (en) * | 2013-12-04 | 2014-02-19 | 蒋剑锋 | Turning fixture |
| CN203792067U (en) * | 2014-03-28 | 2014-08-27 | 蒋剑锋 | Turning tension and compression clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103909436A (en) | 2014-07-09 |
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Effective date of registration: 20160517 Address after: 410000, Hunan, Changsha, Liuyang Liuyang manufacturing base, Changsha Boda Machinery Parts Co., Ltd. Patentee after: CHANGSHA BODA MACHINERY PARTS Co.,Ltd. Address before: Labor Road 410000 Hunan province Changsha Yuhua District No. 79 Building 1 room 402 Patentee before: Jiang Jianfeng |
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Address after: 410300 No.7 Yongfu Road, Liuyang high tech Industrial Development Zone, Liuyang City, Changsha City, Hunan Province Patentee after: Changsha Boda science and Engineering Co.,Ltd. Address before: 410000, Hunan, Changsha, Liuyang Liuyang manufacturing base, Changsha Boda Machinery Parts Co., Ltd. Patentee before: CHANGSHA BODA MACHINERY PARTS Co.,Ltd. |
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