CN102501101A - Clamp body for machining side plate of pulley frame, and method for machining and positioning side plate of pulley frame - Google Patents

Clamp body for machining side plate of pulley frame, and method for machining and positioning side plate of pulley frame Download PDF

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Publication number
CN102501101A
CN102501101A CN2011103241805A CN201110324180A CN102501101A CN 102501101 A CN102501101 A CN 102501101A CN 2011103241805 A CN2011103241805 A CN 2011103241805A CN 201110324180 A CN201110324180 A CN 201110324180A CN 102501101 A CN102501101 A CN 102501101A
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CN
China
Prior art keywords
clamp
plate
pulley yoke
hole
locating
Prior art date
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Granted
Application number
CN2011103241805A
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Chinese (zh)
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CN102501101B (en
Inventor
饶义钟
何宁
王梁栋
熊明柱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHAANXI TIANDA AVIATION STANDARD PARTS CO Ltd
Shaanxi University of Technology
Original Assignee
SHAANXI TIANDA AVIATION STANDARD PARTS CO Ltd
Shaanxi University of Technology
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Application filed by SHAANXI TIANDA AVIATION STANDARD PARTS CO Ltd, Shaanxi University of Technology filed Critical SHAANXI TIANDA AVIATION STANDARD PARTS CO Ltd
Priority to CN201110324180.5A priority Critical patent/CN102501101B/en
Publication of CN102501101A publication Critical patent/CN102501101A/en
Application granted granted Critical
Publication of CN102501101B publication Critical patent/CN102501101B/en
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Abstract

The invention discloses a clamp body for machining a side plate of a pulley frame. The upper surface of the clamp body is a working surface; two sides of a longitudinal axis of the upper surface of the clamp body is provided with symmetrical steps and a plurality of holes for positioning and installation; a short through groove are formed between two steps; the bottom of the short through groove is provided with a section of positioning surface which is provided with a step hole; the upper section of the step hole is provided with a light hole; and the lower end of the step hole is provided with a thread hole. The invention also discloses a method for machining and positioning the side plate of the pulley frame by using the clamp body; during rough machining, four round tables on the lower side of the side plate are used as positioning supporting surfaces, and multi-point positioning and pressing plate pressing modes are adopted; during finish machining, a single-point positioning mode is adopted to prevent deformation, so deformation and error are reduced; left and right pieces are machined at the same tool; and high machining accuracy and matching accuracy are achieved.

Description

The clamp body and the processing positioning method of processing pulley yoke side plate
Technical field
The invention belongs to plant equipment manufacturing technology field, relate to a kind of clamp body that is used to process the pulley yoke side plate, the invention still further relates to a kind of processing positioning method that utilizes this clamp body to carry out the pulley yoke side plate.
Background technology
Pulley yoke is a vitals in the airplane air dropping device, and the pulley yoke side plate comprises left plate, right plate composition, and left and right side plate is symmetry structurally; Pairing is used during use, belongs to large-sized thin-walled shaped piece, and is in uneven thickness; Complex-shaped, dimension precision requirement is higher.
Prior art adopts conventional multipoint positioning and clamping method to add man-hour, owing to can't overcome the problem that stress is concentrated, can cause the distortion of pulley yoke side plate, is difficult to guarantee the specification requirement of pulley yoke side plate.About part owing to exist machining accuracy poor, cause quality of fit bad.
Summary of the invention
The purpose of this invention is to provide a kind of clamp body that is used to process the pulley yoke side plate, solved prior art pulley yoke side plate and added and do not have special equipment man-hour, processing back stress is concentrated on common stand, is out of shape big problem.
Another object of the present invention provides a kind of processing positioning method that utilizes aforesaid clamp body to the pulley yoke side plate.
The technical scheme that the present invention adopted is: a kind of clamp body that is used to process the pulley yoke side plate; The upper surface of clamp body is a working face, is provided with the step of symmetry and the hole that many location and installation are used along the upper surface longitudinal axis both sides of clamp body, is provided with short groove between two steps; The bottom surface of short groove is one section locating surface; On locating surface, have a stepped hole, the epimere of stepped hole is a unthreaded hole, and the hypomere of stepped hole is a screwed hole.
Another technical scheme that the present invention adopted is: a kind of processing positioning method that utilizes above-mentioned device to carry out the pulley yoke side plate, utilize a kind of device, and its structure is; The upper surface of clamp body is a working face, is provided with the step of symmetry and the hole that many location and installation are used along the upper surface longitudinal axis both sides of clamp body, is provided with short groove between two steps; The bottom surface of short groove is one section locating surface; On locating surface, have a stepped hole, the epimere of stepped hole is a unthreaded hole, and the hypomere of stepped hole is a screwed hole; The upper surface of clamp body is provided with a plurality of pressing plates, auxiliary clamp A and auxiliary clamp B,
Earlier clamp body is fixed on the workbench of lathe, the light face of the pulley yoke side plate that will process again is placed on the locating surface of the short groove of clamp body, implements according to following steps:
The first step; Adopt multipoint positioning to carry out roughing; Promptly four supporting surfaces of pulley yoke side plate light face are supported the location, pressing plate is pressed on the step, pulley yoke side plate two-end part is positioned through auxiliary clamp A and auxiliary clamp B through screw with a plurality of nails; The compressing end of each pressing plate and auxiliary clamp is pressed on the pulley yoke side plate on the locating surface simultaneously, implements roughing according to processing technology;
Second step; Adopt a point location to carry out fine finishining, utilize four nails on four angles of pulley yoke side plate, to carry out supplemental support respectively, in the pilot hole of pulley yoke side plate, be inserted in positioning sleeve; Circular pressing plate is pressed in the positioning sleeve port; Bolt is packed in the stepped hole of positioning sleeve and locating surface, the pulley yoke side plate is pressed on the locating surface, implement fine finishining according to processing technology.
The invention has the beneficial effects as follows: this clamp for machining body structure is simple, is convenient to make, and is easy to use, and this method reaches " point location " and reduced distortion and error in the processing of pulley yoke side plate in pulley yoke left side plate process through " multipoint positioning "; About part on same frock, accomplish, machining accuracy is high, quality of fit is good.
Description of drawings
Fig. 1 is the face structure sketch map of pulley yoke side plate clamp body of the present invention;
Fig. 2 is the structure sketch map of pulley yoke side plate clamp body of the present invention;
Fig. 3 is the scheme of installation of pulley yoke side plate on clamp body in the inventive method;
Fig. 4 is the vertical view of pulley yoke side plate and the clamp body assembling in the inventive method;
Fig. 5 is the A-A direction schematic cross-section among Fig. 4.
Among the figure, 1. pressing plate, 2. bolt, 3. circular pressing plate, 4. positioning sleeve, 5. screw, 6. pulley yoke side plate, 7. clamp body, a 8. nail, 9. auxiliary clamp A, 10. auxiliary clamp B, 11. locating surfaces, 12. stepped holes, 13. steps, 14. holes.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is elaborated.
Fig. 1, Fig. 2 are the upper and lower surface structures sketch mapes that is used to process the clamp body 7 of pulley yoke side plate of the present invention, and clamp body 7 is made as a foundry goods, and upper surface is a working face; Be provided with the step 13 of symmetry and the hole 14 that many location and installation are used along upper surface longitudinal axis both sides; Be provided with short groove between two steps 13, the bottom surface of short groove is one section locating surface 11 that precision is higher, on locating surface 11, has a stepped hole 12; The epimere of stepped hole 12 is unthreaded holes; Be used for the installing and locating cover, the hypomere of stepped hole 12 is screwed holes, is used for fixing the bolt that connects usefulness; The structure of clamp body 7 is: through milling processing, be provided with 6 rectangular grooves and be used for loss of weight.
With reference to Fig. 3, Fig. 4, Fig. 5; The processing positioning method of pulley yoke side plate of the present invention utilizes aforesaid device, earlier clamp body 7 is fixed on the workbench of lathe; The light face of the pulley yoke side plate 6 that will process again is placed on the locating surface 11 of clamp body 7 short grooves, implements according to following steps:
The first step; Adopt multipoint positioning to carry out roughing; Promptly support the location, pressing plate 1 is pressed on the step 13, pulley yoke side plate 6 two-end parts are positioned through auxiliary clamp A9 and auxiliary clamp B10 through screw 5 with four supporting surfaces of 8 pairs of pulley yoke side plates of a plurality of nails, 6 light faces; The compressing end of each pressing plate 1 and auxiliary clamp is pressed on pulley yoke side plate 6 on the locating surface 11 simultaneously, implements roughing according to processing technology;
Second step; Adopt a point location to carry out fine finishining, utilize four nails 8 on four angles of pulley yoke side plate 6, to carry out supplemental support respectively, in the pilot hole of pulley yoke side plate 6, be inserted in positioning sleeve 4; Circular pressing plate 3 is pressed in positioning sleeve 4 port; Bolt 2 is packed in the stepped hole 12 of positioning sleeve 4 and locating surface 11, pulley yoke side plate 6 is pressed on the locating surface 11, implement fine finishining according to processing technology.
Part processing the time is divided into roughing and fine finishining twice, twice processing is all accomplished about the pulley yoke side plate on this frock.Four round platforms with side plate bottom during roughing are the positioning supports face, adopt multipoint positioning, and pressing plate compresses mode; For preventing distortion employing " point location ", side adds the pin anti-rotation during fine finishining.
When utilizing apparatus of the present invention processing pulley yoke side plate 6, on the workbench of the lathe that clamp body 7 is fixing, place pulley yoke side plate 6, compress pulley yoke side plate 6 with pressing plate 1, four round platforms of roughing pulley yoke side plate 6 bottoms.Unclamp pressing plate 1, pulley yoke side plate 6 anti-turnbacks are locating surface with four round platforms that processed just now, milling pulley yoke side plate about in the of 6 thickness reach requirement.During fine finishining, adopt a point location, pulley yoke side plate 6 is placed on the clamp body 7; And the pilot hole of appointment on the pulley yoke side plate 6 is cooperated with positioning sleeve 4 on the clamp body; And after being pressed on the pulley yoke side plate 6 with circular pressing plate 3, use nut screwing clamping, pulley yoke side plate 6 is clamped on the clamp body; On four angles of pulley yoke side plate 6, assist simultaneously with a nail 8.

Claims (4)

1. clamp body that is used to process the pulley yoke side plate; Its characteristics are: the upper surface of clamp body (7) is a working face, is provided with the step (13) of symmetry and the hole (14) that many location and installation are used along the upper surface longitudinal axis both sides of clamp body (7), is provided with short groove between two steps (13); The bottom surface of short groove is one section locating surface (11); On locating surface (11), have a stepped hole (12), the epimere of stepped hole (12) is a unthreaded hole, and the hypomere of stepped hole (12) is a screwed hole.
2. the clamp body that is used to process the pulley yoke side plate according to claim 1, its characteristics are: the upper surface of described clamp body (7) is provided with a plurality of pressing plates (1), auxiliary clamp A (9) and auxiliary clamp B (10).
3. the clamp body that is used to process the pulley yoke side plate according to claim 1, its characteristics are: the back side of described clamp body (7) is provided with a plurality of rectangular grooves.
4. processing positioning method that utilizes the described device of claim 1 to carry out the pulley yoke side plate; Its characteristics are: utilize a kind of device, its structure is that the upper surface of clamp body (7) is a working face; Upper surface longitudinal axis both sides along clamp body (7) are provided with the step (13) of symmetry and the hole (14) that many location and installation are used; Be provided with short groove between two steps (13), the bottom surface of short groove is one section locating surface (11), on locating surface (11), has a stepped hole (12); The epimere of stepped hole (12) is a unthreaded hole, and the hypomere of stepped hole (12) is a screwed hole; The upper surface of clamp body (7) is provided with a plurality of pressing plates (1), auxiliary clamp A (9) and auxiliary clamp B (10),
Earlier clamp body (7) is fixed on the workbench of lathe, the light face of the pulley yoke side plate (6) that will process again is placed on the locating surface (11) of the short groove of clamp body (7), implements according to following steps:
The first step; Adopt multipoint positioning to carry out roughing; Promptly use a plurality of nails (8) that four supporting surfaces of pulley yoke side plate (6) light face are supported the location, pressing plate (1) is pressed on the step (13), pulley yoke side plate (6) two-end part is positioned through auxiliary clamp A (9) and auxiliary clamp B (10) through screw (5); The compressing end of each pressing plate (1) and auxiliary clamp is pressed on pulley yoke side plate (6) on the locating surface (11) simultaneously, implements roughing according to processing technology;
Second step; Adopt a point location to carry out fine finishining, utilize four nails (8) on four angles of pulley yoke side plate (6), to carry out supplemental support respectively, in the pilot hole of pulley yoke side plate (6), be inserted in positioning sleeve (4); Circular pressing plate (3) is pressed in positioning sleeve (4) port; Bolt (2) is packed in the stepped hole (12) of positioning sleeve (4) and locating surface (11), pulley yoke side plate (6) is pressed on the locating surface (11), implement fine finishining according to processing technology.
CN201110324180.5A 2011-10-24 2011-10-24 Clamp body for machining side plate of pulley frame, and method for machining and positioning side plate of pulley frame Active CN102501101B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110324180.5A CN102501101B (en) 2011-10-24 2011-10-24 Clamp body for machining side plate of pulley frame, and method for machining and positioning side plate of pulley frame

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Application Number Priority Date Filing Date Title
CN201110324180.5A CN102501101B (en) 2011-10-24 2011-10-24 Clamp body for machining side plate of pulley frame, and method for machining and positioning side plate of pulley frame

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CN102501101A true CN102501101A (en) 2012-06-20
CN102501101B CN102501101B (en) 2014-04-09

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102990449A (en) * 2012-11-19 2013-03-27 无锡市航鹄科技有限公司 Positioning device for high-efficiency linear cutting
CN103522221A (en) * 2013-10-24 2014-01-22 随州润晶电子科技有限公司 Device for bidirectionally positioning and clamping wafer
CN103639778A (en) * 2013-11-29 2014-03-19 无锡市航鹄科技有限公司 Positioning tool for milling
CN106272130A (en) * 2016-10-11 2017-01-04 上海翼锐汽车科技有限公司 Protecgulum flexible fixture

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85109558A (en) * 1984-12-10 1986-06-10 查尔斯·亚当斯 The precise positioning device
CN1100021A (en) * 1993-05-04 1995-03-15 厄罗瓦公司 An apparatus for clamping a work piece in a well defined position
JPH10328957A (en) * 1997-03-27 1998-12-15 Hitachi Ltd Scroll shape machining device and machining method
JP2003048130A (en) * 2001-08-03 2003-02-18 Ykk Corp Work fixing tool
CN2880363Y (en) * 2006-02-13 2007-03-21 许晓华 Porous deformed plate milling drilling clamp
WO2010126405A1 (en) * 2009-04-29 2010-11-04 Flexprop Ab Holder and fixing plate therefor
CN201807913U (en) * 2010-06-25 2011-04-27 昆山美和机械有限公司 Clamp dedicated for machining
CN201871885U (en) * 2010-11-25 2011-06-22 北京特种机械研究所 Adjustable tensioning and supporting device
CN201940830U (en) * 2010-12-21 2011-08-24 山东新安凯动力科技有限公司 Fixture for automatic shifting transmission case shell

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85109558A (en) * 1984-12-10 1986-06-10 查尔斯·亚当斯 The precise positioning device
CN1100021A (en) * 1993-05-04 1995-03-15 厄罗瓦公司 An apparatus for clamping a work piece in a well defined position
JPH10328957A (en) * 1997-03-27 1998-12-15 Hitachi Ltd Scroll shape machining device and machining method
JP2003048130A (en) * 2001-08-03 2003-02-18 Ykk Corp Work fixing tool
CN2880363Y (en) * 2006-02-13 2007-03-21 许晓华 Porous deformed plate milling drilling clamp
WO2010126405A1 (en) * 2009-04-29 2010-11-04 Flexprop Ab Holder and fixing plate therefor
CN201807913U (en) * 2010-06-25 2011-04-27 昆山美和机械有限公司 Clamp dedicated for machining
CN201871885U (en) * 2010-11-25 2011-06-22 北京特种机械研究所 Adjustable tensioning and supporting device
CN201940830U (en) * 2010-12-21 2011-08-24 山东新安凯动力科技有限公司 Fixture for automatic shifting transmission case shell

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102990449A (en) * 2012-11-19 2013-03-27 无锡市航鹄科技有限公司 Positioning device for high-efficiency linear cutting
CN103522221A (en) * 2013-10-24 2014-01-22 随州润晶电子科技有限公司 Device for bidirectionally positioning and clamping wafer
CN103639778A (en) * 2013-11-29 2014-03-19 无锡市航鹄科技有限公司 Positioning tool for milling
CN106272130A (en) * 2016-10-11 2017-01-04 上海翼锐汽车科技有限公司 Protecgulum flexible fixture

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