CN104400471A - Clamp for milling clamp tooth box dovetail groove and machining method of clamp tooth box dovetail groove - Google Patents
Clamp for milling clamp tooth box dovetail groove and machining method of clamp tooth box dovetail groove Download PDFInfo
- Publication number
- CN104400471A CN104400471A CN201410520313.XA CN201410520313A CN104400471A CN 104400471 A CN104400471 A CN 104400471A CN 201410520313 A CN201410520313 A CN 201410520313A CN 104400471 A CN104400471 A CN 104400471A
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- China
- Prior art keywords
- vertical plate
- plate
- dovetail groove
- workpiece
- front vertical
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Classifications
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- 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
- B23C3/34—Milling grooves of other forms, e.g. circumferential
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
- B23C3/30—Milling straight grooves, e.g. keyways
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamp for milling a clamp tooth box dovetail groove. The clamp comprises a bottom plate, and a front vertical plate and a rear vertical plate are welded to the two ends of the bottom plate respectively; coaxial large semicircular through holes with the same diameter are formed in the front vertical plate and the rear vertical plate respectively; each of the circumference of the through hole of the front vertical plate and the circumference of the through hole of the rear vertical plate is provided with eight long grooves in the radial direction, and the eight long grooves in the circumference of the through hole of the front vertical plate are corresponding to eight long grooves in the circumference of the through hole of the rear vertical plate, wherein four mark grooves I in the upper portion of each of the front vertical plate and the rear vertical plate serve as compressing grooves and are used for enabling positioning pressing plates to be inserted, and four mark grooves II in the lower portion of each of the front vertical plate and the rear vertical plate serve as positioning grooves for enabling positioning plates to be inserted. Each of the position, facing a clamped workpiece, of each positioning pressing plate, and the position, facing the clamped workpiece, of each positioning plate is provided with a puller bolt. The invention further discloses a machining method of the clamp tooth box dovetail groove. By means of the clamp and the method, the manufacturing cost is low; use is convenient; generality is high; and therefore milling machining of clamp tooth box dovetail grooves of different specifications can be achieved.
Description
Technical field
The invention belongs to mechanical equipment technical field, relate to a kind of pincers tooth box body dovetail groove milling fixture, the invention still further relates to the processing method of this kind of pincers tooth box body dovetail groove.
Background technology
Hydraulic pressure pipe slips is arranged in the turntable of rotating disk, can carry out Long-distance Control by hydraulic system, and slips body is, decline up along the slip spider conical surface automatically under the effect of revolution fluid cylinder, completes the clamping to sleeve pipe, drilling rod or drill collar and relieving.In pincers tooth box body, dental lamina is installed, clamping action is risen to sleeve pipe, drilling rod or drill collar.
Existing pincers tooth box body is shaped piece, and dovetail groove is distributed in inner hole wall, and upper and lower end face area is little, there is the problem of difficult clamping, causes very large puzzlement, affect product quality to the processing at scene.
Summary of the invention
The invention provides a kind of pincers tooth box body dovetail groove milling fixture, solve pincers tooth box body tool construction of the prior art special, be difficult to clamping, affect the problem of product quality.
Present invention also offers a kind of processing method clamping tooth box body dovetail groove.
The technical solution used in the present invention is, a kind of pincers tooth box body dovetail groove milling fixture, comprise base plate, front vertical plate and back vertical plate is welded with respectively at the two ends of base plate, have coaxially with the through hole of diameter large semicircle in front vertical plate and back vertical plate, along front vertical plate and back vertical plate through hole circumference radial direction respectively correspondence be processed with eight elongated slots, four mark I grooves of its middle and upper part are pressing groove, for plug-in mounting positioning pressuring plate; Four marks II of bottom are locating slot, and for plug-in mounting location-plate, each positioning pressuring plate and location-plate are all provided with a puller bolt towards folded workpiece.
Another technical scheme that the present invention adopts is that a kind of processing method clamping tooth box body dovetail groove, depends on above-mentioned pincers tooth box body dovetail groove milling fixture, implement according to following steps:
Step 1, is first arranged on platen by this fixture, by the A face of front vertical plate and B face this fixture of centering of stull, and fixing reliable;
Step 2, closely cooperates the cylindrical of workpiece and front vertical plate and back vertical plate through hole periphery, and making needs first dovetail groove of processing to be positioned on the vertical center line of front vertical plate and back vertical plate periphery;
Utilize puller bolt workpiece pressing one side on positioning pressuring plate; Utilize the another side close contact of location thickness of slab section and workpiece, simultaneously by the puller bolt workpiece pressing on location-plate;
Step 3, cutter, by contacting tool setting with the C1 face on front vertical plate or back vertical plate and C2 face, walks coordinate, and processing work is positioned at first dovetail groove of vertical center line;
Step 4, after completing first dovetail groove processing of workpiece, synchronous change workpiece, positioning pressuring plate and the location-plate relevant position in front vertical plate and back vertical plate, make to need the next dovetail groove of processing to be positioned on vertical center line successively, correspondence completes the processing of each dovetail groove.
The invention has the beneficial effects as follows: on the one hand, achieve the Milling Process of pincers tooth box body dovetail groove on normal vertical miller or vertical machining centre two kinds of lathes simultaneously; On the other hand, this milling fixture low cost of manufacture, convenient to use, reduce production cost.The feature of above two aspects, under the prerequisite effectively ensureing workpiece size, form and position tolerance and surface finish requirements, highly versatile, effectively improve production efficiency, the production cost reduced largely, and the handling capacity that improve critical process, strengthen this competitiveness of product in market.
This pincers tooth box body dovetail groove milling fixture adopts the mode of excircle orientation, by location-plate calibration, positioning pressuring plate compresses, ensure that pincers tooth box body dovetail groove clamps tooth box body in milling process and fixture closely cooperates, can not loosen, the processing of a dovetail groove is completed by changing location-plate and the position of location dental lamina corresponding groove in riser, ensure the calibration of each dovetail groove, its structure is simple, clamping is easy to use, greatly improves the machining accuracy of product.
Accompanying drawing explanation
Fig. 1 is the transverse sectional view of fixture of the present invention;
Fig. 2 is the longitudinal cross-section schematic diagram (the Z-Z cross section namely in Fig. 1) of fixture of the present invention;
Fig. 3 is that workpiece 8 in fixture of the present invention is in clamping view;
Fig. 4 be in fixture of the present invention workpiece 8 in clamping state sectional view (the Z1-Z1 cross section namely in Fig. 3).
In figure, 1. base plate, 2. front vertical plate, 3. back vertical plate, 4. stull, 5. location-plate, 6. puller bolt, 7. positioning pressuring plate, 8. workpiece.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Left and right upper-lower position in below describing all is as the criterion with illustrated left and right upper-lower position, and the position in actual installation process by that analogy.
With reference to Fig. 1, Fig. 2, the structure of fixture of the present invention is, comprises base plate 1, is welded with front vertical plate 2 and back vertical plate 3 at the two ends of base plate 1 respectively, and base plate 1, front vertical plate 2 and back vertical plate 3 are connected to one as supportive body; Have coaxially with the through hole of diameter large semicircle in front vertical plate 2 and back vertical plate 3, along front vertical plate 2 and back vertical plate 3 through hole circumference radial direction respectively correspondence be processed with eight elongated slots, four mark I grooves of its middle and upper part are pressing groove, all can be used for plug-in mounting positioning pressuring plate 7; Four marks II of bottom are locating slot, and all can be used for plug-in mounting location-plate 5, each positioning pressuring plate 7 and location-plate 5 are all provided with a puller bolt 6 (preferred model M12X35) towards folded workpiece 8, play and compress and location calibration effect;
Faced by location-plate 5, the one side of workpiece 8 is provided with step, and be divided into thinning section and thick section, puller bolt 6 is arranged in this step surface thinning section;
Positioning pressuring plate 7 closely cooperates with the aperture of each pressing groove, and thick section of location-plate 5 closely cooperates with the aperture of each locating slot.
C1 face on front vertical plate 2 and back vertical plate 3, C2 face are as base point for checking cutting tool; The A face of front vertical plate 2, the B face of stull 4 is the centering benchmark of fixture of the present invention when being connected with platen.
On front vertical plate 2 and back vertical plate 3, C1 face, C2 face are set to fixed value to the distance of its center line, add man-hour milling cutter in C1 face, C2 in the face of cutter, walk coordinate and process.
Front vertical plate 2 should be consistent with the excircle dimension of workpiece 8 (clamping tooth box body) with the through hole arc size of back vertical plate 3, and front vertical plate 2 should be corresponding with the dovetail groove distribution angle size of workpiece 8 and profile Angular Dimension with the Angular Dimension of the elongated slot of 8 in back vertical plate 3.
Utilize above-mentioned fixture, with reference to Fig. 3, Fig. 4, the step of the inventive method is:
Step 1, is first arranged on platen by this fixture, by the A face of front vertical plate 2 and B face this fixture of centering of stull 4, and fixing reliable;
Step 2, closely cooperates the cylindrical of workpiece 8 and front vertical plate 2 and back vertical plate 3 through hole periphery, and making needs first dovetail groove of processing to be positioned on the vertical center line of front vertical plate 2 and back vertical plate 3 periphery;
Utilize puller bolt 6 workpiece pressing 8 one side (left surface in Fig. 3) on positioning pressuring plate 7.Utilize thick section of location-plate 5 and another side (right flank in Fig. 3) close contact of workpiece 8, simultaneously by puller bolt 6 workpiece pressing 8 on location-plate 5, ensure that the clamping of workpiece 8, positioning precision;
Like this, under the common pressuring action of positioning pressuring plate 7, location-plate 5 and front vertical plate 2 and back vertical plate 3 periphery, ensure that in milling process, workpiece 8 can not loosen;
Step 3, cutter, by contacting tool setting with the C1 face on front vertical plate 2 or back vertical plate 3 and C2 face, walks coordinate, and processing work 8 is positioned at first dovetail groove of vertical center line;
Step 4, after completing first dovetail groove processing of workpiece 8, synchronous change workpiece 8, positioning pressuring plate 7 and location-plate 5 relevant position in front vertical plate 2 and back vertical plate 3, make to need the next dovetail groove of processing to be positioned on vertical center line successively, correspondence completes the processing of each dovetail groove.
Fixture of the present invention achieves the Milling Process of plurality of specifications pincers tooth box body dovetail groove, compact conformation, safe and reliable, easy to use, pincers tooth box body dovetail groove clamping, calibration are simple, meet the designing requirement of the size of pincers tooth box body dovetail groove, form and position tolerance and surface quality.Along with the modularized design of such instrument, different size pincers tooth box body dovetail groove uses fixture clamping, processing man-hour adding, convenient, fast.By changing critical piece, the Milling Process of different size pincers tooth box body dovetail groove can be met, effectively ensure that pincers tooth box body dovetail groove size and form and position tolerance, improve surface quality and working (machining) efficiency, for the processing of pincers tooth box body dovetail groove provides a kind of New methods in working.
Claims (5)
1. a pincers tooth box body dovetail groove milling fixture, its feature is: comprise base plate (1), front vertical plate (2) and back vertical plate (3) is welded with respectively at the two ends of base plate (1), have coaxially with the through hole of diameter large semicircle in front vertical plate (2) and back vertical plate (3), along front vertical plate (2) and back vertical plate (3) through hole circumference radial direction respectively correspondence be processed with eight elongated slots, four mark I grooves of its middle and upper part are pressing groove, for plug-in mounting positioning pressuring plate (7); Four marks II of bottom are locating slot, and for plug-in mounting location-plate (5), each positioning pressuring plate (7) and location-plate (5) are all provided with a puller bolt (6) towards folded workpiece (8).
2. pincers tooth box body dovetail groove milling fixture according to claim 1, its feature is: faced by described location-plate (5), the one side of workpiece (8) is provided with step, be divided into thinning section and thick section, puller bolt (6) is arranged in this step surface thinning section.
3. pincers tooth box body dovetail groove milling fixture according to claim 2, its feature is: described positioning pressuring plate (7) and each pressing groove aperture closely cooperate, and thick section of location-plate (5) and each locating slot aperture closely cooperate.
4. pincers tooth box body dovetail groove milling fixture according to claim 1, its feature is: described front vertical plate (2) should be consistent with the excircle dimension of workpiece (8) with the through hole arc size of back vertical plate (3), and front vertical plate (2) should be corresponding with the dovetail groove distribution angle size of workpiece (8) and profile Angular Dimension with the Angular Dimension of 8 elongated slots in back vertical plate (3).
5. clamp a processing method for tooth box body dovetail groove, its feature is: depend on the pincers tooth box body dovetail groove milling fixture described in claim 1-4, implement according to following steps:
Step 1, is first arranged on platen by this fixture, by the A face of front vertical plate (2) and B face this fixture of centering of stull (4), and fixing reliable;
Step 2, the cylindrical of workpiece (8) and front vertical plate (2) and back vertical plate (3) through hole periphery are closely cooperated, makes to need first dovetail groove of processing to be positioned on the vertical center line of front vertical plate (2) and back vertical plate (3) periphery;
Utilize puller bolt (6) workpiece pressing (8) side on positioning pressuring plate (7); Utilize thick section of location-plate (5) and the another side close contact of workpiece (8), pass through puller bolt (6) workpiece pressing (8) on location-plate (5) simultaneously;
Step 3, cutter, by contacting tool setting with the C1 face on front vertical plate (2) or back vertical plate (3) and C2 face, walks coordinate, and processing work (8) is positioned at first dovetail groove of vertical center line;
Step 4, after completing first dovetail groove processing of workpiece (8), synchronous change workpiece (8), positioning pressuring plate (7) and location-plate (5) relevant position in front vertical plate (2) and back vertical plate (3), make to need the next dovetail groove of processing to be positioned on vertical center line successively, correspondence completes the processing of each dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520313.XA CN104400471B (en) | 2014-09-30 | 2014-09-30 | Pincers tooth box body dovetail groove milling fixture and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520313.XA CN104400471B (en) | 2014-09-30 | 2014-09-30 | Pincers tooth box body dovetail groove milling fixture and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400471A true CN104400471A (en) | 2015-03-11 |
| CN104400471B CN104400471B (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410520313.XA Expired - Fee Related CN104400471B (en) | 2014-09-30 | 2014-09-30 | Pincers tooth box body dovetail groove milling fixture and processing method thereof |
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| Country | Link |
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| CN (1) | CN104400471B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001722A (en) * | 2016-06-28 | 2016-10-12 | 梧州奥卡光学仪器有限公司 | Machining method for condenser lifting seat |
| CN110900237A (en) * | 2019-09-26 | 2020-03-24 | 宝鸡石油机械有限责任公司 | Arc plate step hole machining device and method |
| CN114952340A (en) * | 2022-06-09 | 2022-08-30 | 遵义航天新力精密铸锻有限公司 | Special-shaped part arc surface punching and ring groove milling tool |
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| CN1398699A (en) * | 2001-07-20 | 2003-02-26 | 罗森伯格沃克佐格公司 | Clamping means for rotating machined workpiece |
| JP3596391B2 (en) * | 1999-11-29 | 2004-12-02 | 株式会社寺岡精工 | Workpiece clamping device |
| CN201300341Y (en) * | 2008-11-20 | 2009-09-02 | 南阳二机石油装备(集团)有限公司 | 180-degrees symmetrical key groove milling frock of shaft part |
| CN102049695A (en) * | 2010-11-10 | 2011-05-11 | 西安航天动力机械厂 | Processing method and technological equipment for cylindrical thin and long thin-walled workpiece |
| CN102581664A (en) * | 2012-03-16 | 2012-07-18 | 华北水利水电学院 | Gear and rack type long shaft part multi-keyway milling fixture |
| CN203254188U (en) * | 2013-04-10 | 2013-10-30 | 安徽省黄山台钻有限公司 | Clamp for milling vertical supporting plate dovetailed groove |
-
2014
- 2014-09-30 CN CN201410520313.XA patent/CN104400471B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3596391B2 (en) * | 1999-11-29 | 2004-12-02 | 株式会社寺岡精工 | Workpiece clamping device |
| CN1398699A (en) * | 2001-07-20 | 2003-02-26 | 罗森伯格沃克佐格公司 | Clamping means for rotating machined workpiece |
| CN201300341Y (en) * | 2008-11-20 | 2009-09-02 | 南阳二机石油装备(集团)有限公司 | 180-degrees symmetrical key groove milling frock of shaft part |
| CN102049695A (en) * | 2010-11-10 | 2011-05-11 | 西安航天动力机械厂 | Processing method and technological equipment for cylindrical thin and long thin-walled workpiece |
| CN102581664A (en) * | 2012-03-16 | 2012-07-18 | 华北水利水电学院 | Gear and rack type long shaft part multi-keyway milling fixture |
| CN203254188U (en) * | 2013-04-10 | 2013-10-30 | 安徽省黄山台钻有限公司 | Clamp for milling vertical supporting plate dovetailed groove |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001722A (en) * | 2016-06-28 | 2016-10-12 | 梧州奥卡光学仪器有限公司 | Machining method for condenser lifting seat |
| CN110900237A (en) * | 2019-09-26 | 2020-03-24 | 宝鸡石油机械有限责任公司 | Arc plate step hole machining device and method |
| CN114952340A (en) * | 2022-06-09 | 2022-08-30 | 遵义航天新力精密铸锻有限公司 | Special-shaped part arc surface punching and ring groove milling tool |
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| Publication number | Publication date |
|---|---|
| CN104400471B (en) | 2016-08-10 |
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