CN203141156U - Fast positioning device of machining bearing block of milling machine - Google Patents

Fast positioning device of machining bearing block of milling machine Download PDF

Info

Publication number
CN203141156U
CN203141156U CN 201320167720 CN201320167720U CN203141156U CN 203141156 U CN203141156 U CN 203141156U CN 201320167720 CN201320167720 CN 201320167720 CN 201320167720 U CN201320167720 U CN 201320167720U CN 203141156 U CN203141156 U CN 203141156U
Authority
CN
China
Prior art keywords
positioning
plate
location
face
positioning sleeve
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
Application number
CN 201320167720
Other languages
Chinese (zh)
Inventor
郭晓春
周绍利
郭强
杨凤华
张洪滨
安智芳
高永红
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.)
XUANHUA CONSTRUCTION MACHINERY CO Ltd
Hebei Iron and Steel Group Co Ltd
Original Assignee
XUANHUA CONSTRUCTION MACHINERY CO Ltd
Hebei Iron and Steel Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by XUANHUA CONSTRUCTION MACHINERY CO Ltd, Hebei Iron and Steel Group Co Ltd filed Critical XUANHUA CONSTRUCTION MACHINERY CO Ltd
Priority to CN 201320167720 priority Critical patent/CN203141156U/en
Application granted granted Critical
Publication of CN203141156U publication Critical patent/CN203141156U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Jigs For Machine Tools (AREA)

Abstract

The utility model belongs to the technical field of metal machining equipment, and provides a fast positioning device of a machining bearing block of a milling machine. The fast positioning device is used for carrying out rapid and accurate positioning on workpieces. According to the technical scheme, the fast positioning device is characterized in that one side end face of a positioning disc of the fast positioning device is connected with a numerical control index plate, and the other side end face of the positioning disc is perpendicularly connected with one side of a positioning plate. Positioning sleeves are cylindrical bodies, and the two positioning sleeves are connected to two side plate surfaces of the positioning plate respectively. The inner diameter of a central hole of each positioning sleeve is matched with the external diameter of each workpiece. Positioning pins are arranged on the outer end faces of the positioning sleeves. The positions of positioning pins correspond to the positions of screw holes in the circumference of flanges of the workpieces. Two compaction bolts vertically penetrate through the positioning plate on the outer sides of the positioning sleeves respectively. Pressing plates are respectively arranged at two ends of each compaction bolt, and press on the end faces of the workpieces. The end portions of the compaction bolts on the outer sides of the pressing plates are fastened by compaction nuts. The fast positioning device is simple in structure, convenient to operate, high in positioning precision, high in machining uniformity, high in production efficiency, capable of placing two workpieces at the same time, and fast and accurate in positioning.

Description

A kind of fast-positioning device of milling machine machining bearing seat
Technical field
The utility model relates to a kind of quick accurate positioning device for the Milling Process bearing block, belongs to metal machining apparatus technical field.
Background technology
When the endoporus oil storage tank of Milling Process bull-dozer mechanical changeover gearbox bottom bracket, processing technology and installation way are all relatively backward, adopt the process of line, groove milling, need during clamping centering part center and rule, waste time and energy and once can only clamping one, working (machining) efficiency is low, and the accessory size uniformity is poor, difficult quality guarantee.
The utility model content
Technical problem to be solved in the utility model provides a kind of fast-positioning device of the milling machine machining bearing seat that can improve crudy and working (machining) efficiency, cut down finished cost.
The technical scheme that solves the problems of the technologies described above is:
A kind of fast-positioning device of milling machine machining bearing seat, it is by positioning disk, location-plate, positioning sleeve, alignment pin, hold-down bolt, pressing plate, clamp nut is formed, positioning disk is disk, one side end face of positioning disk is connected with the numerical control scale-division dish, location-plate is square plate, the vertical connection of one side of the opposite side end face of positioning disk and location-plate, location-plate is positioned on the diameter of positioning disk, positioning sleeve is cylinder, two positioning sleeves are connected on the biside plate face of location-plate, the centre bore internal diameter of positioning sleeve and the external diameter of workpiece are complementary, on the outer face of positioning sleeve cylinder alignment pin is installed, alignment pin is along the circumference uniform distribution of positioning sleeve cylinder outer face, the position of alignment pin is corresponding with the screwhole position of workpiece flange circumference, two hold-down bolts vertically pass the location-plate in the positioning sleeve outside respectively, the position of two hold-down bolts is symmetrically distributed with the positioning sleeve center, the two ends of each hold-down bolt have pressing plate respectively, pressing plate is pressed on the end face of workpiece, and the hold-down bolt end in the pressing plate outside has clamp nut fastening.
The fast-positioning device of above-mentioned milling machine machining bearing seat, the circumference of described positioning disk and numerical control scale-division dish circumference are complementary, the cylindrical of positioning disk has six open slots to align with numerical control scale-division dish groove, positioning disk and numerical control scale-division dish end face fit, and T type slot bolt and nut are fastenedly connected positioning disk and numerical control scale-division dish.
The fast-positioning device of above-mentioned milling machine machining bearing seat, between described location-plate and the positioning sleeve cushion block is arranged, cushion block is polylith, circumference uniform distribution along positioning sleeve, cushion block is welded to connect on the biside plate face of location-plate, pin-and-hole perpendicular to positioning sleeve is arranged respectively on cushion block, on positioning sleeve and the cushion block opposing end faces corresponding pin-and-hole is arranged, in the pin-and-hole of the cushion block on location-plate two sides, be respectively charged into straight pin and rhombus pin, two positioning sleeves are installed on respectively on the straight pin and rhombus pin on location-plate two sides, the end face of positioning sleeve and cushion block end face develop, and positioning sleeve and cushion block are fastenedly connected by hexagon socket head cap screw.
The fast-positioning device of above-mentioned milling machine machining bearing seat, described two hold-down bolts are respectively charged in the location-plate two side holes, and the location-plate end face has and holds out against screw and be communicated with the hole that penetrates hold-down bolt, holds out against to hold out against screw in the screw and hold out against the hold-down bolt side fixing.
The beneficial effects of the utility model are:
The utility model can be used for all horizontal milling machines, is particularly useful for numerical control and crouches and to mill, and has advantages such as positioning accuracy height, speed are fast, convenient mounting and clamping, and behind centering positioning sleeve center and the end face, workpiece directly packed into to be compressed and can process with pressing plate.The utility model utilizes numerical control scale-division dish calibration, two workpiece of clamping simultaneously, process one after, with numerical control scale-division disc spins 180o, can process another part, saved non-cutting time.Use that the utility model clamping workpiece is efficient and convenient, accurate positioning, need not centering, can guarantee the uniformity of workpiece processing dimension, improved workpiece quality, reduced manufacturing procedure, alleviated working strength of workers, production efficiency significantly promotes.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is side view of the present utility model;
Fig. 4 is the A-A cutaway view of Fig. 2;
Fig. 5 is the B-B cutaway view of Fig. 2.
Mark is as follows among the figure: location-plate 1, cushion block 2, positioning sleeve 3, pressing plate 4, hold-down bolt 5, positioning disk 6, bearing diagonal 7, workpiece 8, clamp nut 9, straight pin 10, rhombus pin 11, alignment pin 12, hold out against screw 13, hexagon socket head cap screw 14.
The specific embodiment
The utility model is made up of positioning disk 6, location-plate 1, cushion block 2, positioning sleeve 3, straight pin 10, rhombus pin 11, alignment pin 12, hold-down bolt 5, pressing plate 4, clamp nut 9.
Show among the figure, positioning disk 6 is discoid, the circumference of positioning disk 6 and numerical control scale-division dish circumference are complementary, the cylindrical of positioning disk 6 has six open slots to align with numerical control scale-division dish groove, positioning disk 6 fits with numerical control scale-division dish end face, and T type slot bolt and nut are fastenedly connected positioning disk 6 and numerical control scale-division dish.
Show among the figure that location-plate 1 is square plate, location-plate 1 is contained in the positioning disk 6 upper surface central channels and in the both sides welding, positioning disk 6 is perpendicular with the plate face of location-plate 1, and bearing diagonal 7 is welded on location-plate 1 both sides and plays support and booster action.
Show among the figure, on location-plate 1 two sides two positioning sleeves 3 are housed respectively, positioning sleeve 3 is cylinder, two positioning sleeves 3 are connected on the biside plate face of location-plate 1, the centre bore internal diameter of positioning sleeve 3 and the external diameter of workpiece 8 are complementary, on the outer face of positioning sleeve 3 cylinders alignment pin 12 is installed, alignment pin 12 is along the circumference uniform distribution of positioning sleeve 3 cylinder outer faces, and the position of alignment pin 12 is corresponding with the screwhole position of workpiece 8 flange circumference.
Show among the figure, cushion block 2 is between location-plate 1 and positioning sleeve 3, cushion block 2 is polylith, circumference uniform distribution along positioning sleeve 3, cushion block 2 is welded to connect on the biside plate face of location-plate 1, pin-and-hole perpendicular to positioning sleeve 3 is arranged respectively on cushion block 2, on positioning sleeve 3 and cushion block 2 opposing end faces corresponding pin-and-hole is arranged, in the pin-and-hole of the cushion block 2 on location-plate 1 two sides, be respectively charged into straight pin 10 and rhombus pin 11, two positioning sleeves 3 are installed on respectively on the straight pin 10 and rhombus pin 11 on location-plate 1 two sides, the end face of positioning sleeve 3 and cushion block 2 end faces develop, end face at positioning sleeve 3 has screw, has M10 * 40 hexagon socket head cap screws 14 to be fastenedly connected with positioning sleeve 3 with cushion block 2 in the screw.
Show among the figure, two cover workpiece pressuring clamping devices be housed respectively in the both sides of location-plate 1, workpiece pressuring clamping device by hold-down bolt 5, pressing plate 4, hold out against screw 13 and clamp nut 9 is formed.Two hold-down bolts 5 vertically pass respectively in Φ 17 holes of location-plate 1 in positioning sleeve 3 outsides, the position of two hold-down bolts 5 is symmetrically distributed with positioning sleeve 3 centers, the two ends of each hold-down bolt 5 have pressing plate 4 respectively, pressing plate 4 is pressed on the end face of workpiece 8, and hold-down bolt 5 ends in pressing plate 4 outsides have clamp nut 9 fastening.Location-plate 1 end face has and holds out against screw and be communicated with the hole that penetrates hold-down bolt 5, holds out against to hold out against screw 13 in the screw and hold-down bolt 5 sides are held out against fixing, prevents its rotation.
The embodiment of an embodiment of the present utility model is as follows:
12 cushion blocks 2 of location-plate 1 two sides welding require each hole of processing, welding back, the grinding simultaneously of its surface requirements, namely must be contour, positioning disk 6 lower end Φ, 30 cylindricals and end face thereof also require the postwelding grinding, guarantee the perpendicularity≤0.02mm of Φ 30 cylindricals and end face, the perpendicularity≤0.02mm of the grinding skin of cushion block 2 and positioning disk 6 lower end grinding faces.
Positioning sleeve 3 endoporus and workpiece 8 cylindricals are little matched in clearance, need first centering positioning sleeve 3 endoporus and end face before the workpiece 8 of packing into for the first time, make it with respect to the circular runout≤0.01mm of milling machine spindle pivot.
The workpiece spindle bearing is respectively charged into the anchor clamps two ends, with Φ 135.96(-0.014/-0.039) behind cylindrical and the large end face location, be aided with alignment pin 12 location, make inner hole of bearing seat need process the R15 semi arch and keep horizontal level, pressing plate 4 workpiece pressing end faces can be processed.
After machining a workpiece, 180o can process another part with the numerical control scale-division disc spins, need not centering again.

Claims (4)

1. the fast-positioning device of a milling machine machining bearing seat, it is characterized in that: it is by positioning disk (6), location-plate (1), positioning sleeve (3), alignment pin (12), hold-down bolt (5), pressing plate (4), clamp nut (9) is formed, positioning disk (6) is disk, one side end face of positioning disk (6) is connected with the numerical control scale-division dish, location-plate (1) is square plate, the vertical connection of one side of the opposite side end face of positioning disk (6) and location-plate (1), location-plate (1) is positioned on the diameter of positioning disk (6), positioning sleeve (3) is cylinder, two positioning sleeves (3) are connected on the biside plate face of location-plate (1), the external diameter of the centre bore internal diameter of positioning sleeve (3) and workpiece (8) is complementary, on the outer face of positioning sleeve (3) cylinder alignment pin (12) is installed, alignment pin (12) is along the circumference uniform distribution of positioning sleeve (3) cylinder outer face, the position of alignment pin (12) is corresponding with the screwhole position of workpiece (8) flange circumference, two hold-down bolts (5) vertically pass the location-plate (1) in positioning sleeve (3) outside respectively, the position of two hold-down bolts (5) is symmetrically distributed with positioning sleeve (3) center, the two ends of each hold-down bolt (5) have pressing plate (4) respectively, pressing plate (4) is pressed on the end face of workpiece (8), and hold-down bolt (5) end in pressing plate (4) outside has clamp nut (9) fastening.
2. the fast-positioning device of milling machine machining bearing seat according to claim 1, it is characterized in that: the circumference of described positioning disk (6) and numerical control scale-division dish circumference are complementary, the cylindrical of positioning disk (6) has six open slots to align with numerical control scale-division dish groove, positioning disk (6) fits with numerical control scale-division dish end face, and T type slot bolt and nut are fastenedly connected positioning disk (6) and numerical control scale-division dish.
3. the fast-positioning device of milling machine machining bearing seat according to claim 2, it is characterized in that: between described location-plate (1) and the positioning sleeve (3) cushion block (2) is arranged, cushion block (2) is polylith, circumference uniform distribution along positioning sleeve (3), cushion block (2) is welded to connect on the biside plate face of location-plate (1), pin-and-hole perpendicular to positioning sleeve (3) is arranged respectively on cushion block (2), on positioning sleeve (3) and cushion block (2) opposing end faces corresponding pin-and-hole is arranged, in the pin-and-hole of the cushion block (2) on location-plate (1) two sides, be respectively charged into straight pin (10) and rhombus pin (11), two positioning sleeves (3) are installed on respectively on the straight pin (10) and rhombus pin (11) on location-plate (1) two sides, the end face of positioning sleeve (3) and cushion block (2) end face develop, and positioning sleeve (3) and cushion block (2) are fastenedly connected by hexagon socket head cap screw (14).
4. the fast-positioning device of milling machine machining bearing seat according to claim 3, it is characterized in that: described two hold-down bolts (5) are respectively charged in location-plate (1) two side holes, location-plate (1) end face has and holds out against screw and be communicated with the hole that penetrates hold-down bolt (5), holds out against to hold out against screw (13) in the screw and hold out against hold-down bolt (5) side fixing.
CN 201320167720 2013-04-07 2013-04-07 Fast positioning device of machining bearing block of milling machine Expired - Fee Related CN203141156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320167720 CN203141156U (en) 2013-04-07 2013-04-07 Fast positioning device of machining bearing block of milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320167720 CN203141156U (en) 2013-04-07 2013-04-07 Fast positioning device of machining bearing block of milling machine

Publications (1)

Publication Number Publication Date
CN203141156U true CN203141156U (en) 2013-08-21

Family

ID=48968711

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320167720 Expired - Fee Related CN203141156U (en) 2013-04-07 2013-04-07 Fast positioning device of machining bearing block of milling machine

Country Status (1)

Country Link
CN (1) CN203141156U (en)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103495884A (en) * 2013-09-27 2014-01-08 重庆华渝电气仪表总厂 Taper sleeve positioning device used for machining internal key groove of taper sleeve by utilizing planer
CN103551808A (en) * 2013-10-28 2014-02-05 苏州工业园区得意机电设备有限公司 Method for machining rotor parts by pentahedral numerical control gantry machine tool
CN104259900A (en) * 2014-09-26 2015-01-07 中核(天津)机械有限公司 Thin-walled cylindrical part end face machining fixture
CN104308604A (en) * 2014-10-21 2015-01-28 江苏万盛铸造有限公司 Fixture for machining of end faces of bend
CN104475852A (en) * 2014-12-11 2015-04-01 无锡大龙马数控机床制造有限责任公司 Transverse adjusting mechanism of positioning cylinder
CN104511764A (en) * 2013-12-14 2015-04-15 柳州市国顺机械制造有限公司 Milling fixture of flange
CN105382745A (en) * 2015-12-11 2016-03-09 中国电子科技集团公司第四十一研究所 Precise assembling method and clamp for terahertz waveguide flange pins
CN106002358A (en) * 2016-05-26 2016-10-12 镇江市经纬工程机械有限公司 Device for milling left bearing pedestal and right bearing pedestal
CN106736678A (en) * 2016-12-02 2017-05-31 成都飞机工业(集团)有限责任公司 A kind of universal fixture and processing method for the processing of crank class part end face
CN106737316A (en) * 2016-12-13 2017-05-31 惠阳航空螺旋桨有限责任公司 A kind of setting tool
CN107263313A (en) * 2017-06-19 2017-10-20 沈阳飞机工业(集团)有限公司 Latch hook is ground notch fixture and its application method
CN108544255A (en) * 2018-03-27 2018-09-18 安徽涌诚机械有限公司 The porous more plane precision process fixtures of large size bearing seat casting
CN110076507A (en) * 2019-05-14 2019-08-02 东莞中集专用车有限公司 Flip angle locks assembly tool
CN110280819A (en) * 2019-07-29 2019-09-27 广西玉柴机器股份有限公司 A kind of processing method and positioning tool of monoblock pump
CN110681899A (en) * 2019-10-28 2020-01-14 珠海杭宇电子有限公司 Equipment for removing burrs of nested through holes of fan blades
CN111408769A (en) * 2020-05-21 2020-07-14 成都威诺精密机械有限公司 Positioning tool for processing inclined installation through hole of cylindrical special-shaped part
CN113664251A (en) * 2021-08-24 2021-11-19 重庆市璧山区爱华机械有限公司 Horizontal numerical control machining platform of four-dimensional reduction box
CN114406382A (en) * 2021-12-20 2022-04-29 中核建中核燃料元件有限公司 Waist groove frock is cut to guide cylinder
CN114918706A (en) * 2022-07-20 2022-08-19 常州三协电机股份有限公司 A disposable clamping subassembly for processing of end cover both sides

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103495884A (en) * 2013-09-27 2014-01-08 重庆华渝电气仪表总厂 Taper sleeve positioning device used for machining internal key groove of taper sleeve by utilizing planer
CN103495884B (en) * 2013-09-27 2015-11-18 重庆华渝电气仪表总厂 A kind of tapered sleeve positioner utilizing planer to process internal key groove of taper sleeve
CN103551808A (en) * 2013-10-28 2014-02-05 苏州工业园区得意机电设备有限公司 Method for machining rotor parts by pentahedral numerical control gantry machine tool
CN103551808B (en) * 2013-10-28 2016-03-30 苏州工业园区得意机电设备有限公司 The method of a kind of gantry pentahedron Digit Control Machine Tool processing rotor class part
CN104511764A (en) * 2013-12-14 2015-04-15 柳州市国顺机械制造有限公司 Milling fixture of flange
CN104259900A (en) * 2014-09-26 2015-01-07 中核(天津)机械有限公司 Thin-walled cylindrical part end face machining fixture
CN104259900B (en) * 2014-09-26 2017-01-11 中核(天津)机械有限公司 Thin-walled cylindrical part end face machining fixture
CN104308604A (en) * 2014-10-21 2015-01-28 江苏万盛铸造有限公司 Fixture for machining of end faces of bend
CN104475852A (en) * 2014-12-11 2015-04-01 无锡大龙马数控机床制造有限责任公司 Transverse adjusting mechanism of positioning cylinder
CN105382745A (en) * 2015-12-11 2016-03-09 中国电子科技集团公司第四十一研究所 Precise assembling method and clamp for terahertz waveguide flange pins
CN105382745B (en) * 2015-12-11 2017-05-03 中国电子科技集团公司第四十一研究所 Precise assembling method and clamp for terahertz waveguide flange pins
CN106002358A (en) * 2016-05-26 2016-10-12 镇江市经纬工程机械有限公司 Device for milling left bearing pedestal and right bearing pedestal
CN106736678A (en) * 2016-12-02 2017-05-31 成都飞机工业(集团)有限责任公司 A kind of universal fixture and processing method for the processing of crank class part end face
CN106736678B (en) * 2016-12-02 2022-01-25 成都飞机工业(集团)有限责任公司 Universal tool and method for machining end faces of crank parts
CN106737316A (en) * 2016-12-13 2017-05-31 惠阳航空螺旋桨有限责任公司 A kind of setting tool
CN107263313A (en) * 2017-06-19 2017-10-20 沈阳飞机工业(集团)有限公司 Latch hook is ground notch fixture and its application method
CN108544255A (en) * 2018-03-27 2018-09-18 安徽涌诚机械有限公司 The porous more plane precision process fixtures of large size bearing seat casting
CN110076507A (en) * 2019-05-14 2019-08-02 东莞中集专用车有限公司 Flip angle locks assembly tool
CN110076507B (en) * 2019-05-14 2024-05-07 东莞中集专用车有限公司 Turnover angle lock assembly fixture
CN110280819A (en) * 2019-07-29 2019-09-27 广西玉柴机器股份有限公司 A kind of processing method and positioning tool of monoblock pump
CN110681899A (en) * 2019-10-28 2020-01-14 珠海杭宇电子有限公司 Equipment for removing burrs of nested through holes of fan blades
CN111408769A (en) * 2020-05-21 2020-07-14 成都威诺精密机械有限公司 Positioning tool for processing inclined installation through hole of cylindrical special-shaped part
CN113664251A (en) * 2021-08-24 2021-11-19 重庆市璧山区爱华机械有限公司 Horizontal numerical control machining platform of four-dimensional reduction box
CN114406382A (en) * 2021-12-20 2022-04-29 中核建中核燃料元件有限公司 Waist groove frock is cut to guide cylinder
CN114918706A (en) * 2022-07-20 2022-08-19 常州三协电机股份有限公司 A disposable clamping subassembly for processing of end cover both sides
CN114918706B (en) * 2022-07-20 2022-10-25 常州三协电机股份有限公司 A disposable clamping subassembly for processing of end cover both sides

Similar Documents

Publication Publication Date Title
CN203141156U (en) Fast positioning device of machining bearing block of milling machine
CN201357250Y (en) Drill jig for drilling side hole on cylinder head
CN202021377U (en) Rapid clamping fixture system for milling machine processing
CN102513803B (en) Technical method for constructing reference surface of assembled folio cartridge receiver and special clamp
CN201735864U (en) Outfit for processing precise indexing inner wall hole of large annular workpiece
CN201950493U (en) Clamping device for processing housing part
CN203371304U (en) Clamping device capable of effectively maintaining machining precision of inner hole of thin-shell workpiece
CN105014434A (en) Machining tool and method for cylinder sleeve holes of V-type series diesel engine bodies
CN108772737B (en) Bearing seat turning process and fixture thereof
CN101870004B (en) Fixture for batch processing of inflating model fixing seat
CN203471389U (en) Boring positioning fixture
CN204366507U (en) Surface groove Milling Process positioning clamping device
CN102642037B (en) Processing method and boring clamp of front axle shell for excavator
CN201988967U (en) Universal joint pin processing clamp
CN203509645U (en) Clamp of reversing valve of numerical control milling machine
CN201124255Y (en) Clamp for small case boring
CN202162590U (en) Workpiece clamping device for milling end surfaces of workpieces
CN202388282U (en) Machine tool fixture for secondary clamping of large workpieces
CN201735865U (en) Batch processing jig of auto accessory fixing seats
CN203509647U (en) Numerical control milling machine clamp for milling chamfers of bottom plates
CN204449995U (en) A kind of frock for frizing ring seat highly-efficient processing
CN202804743U (en) Finish machining fixture for small end plane of engine connecting rod
CN203317084U (en) Base clamp for connecting rod cover
CN211490559U (en) Machining device for improving coaxial machining precision of shaft parts
CN203792020U (en) Device for machining eccentric broken tiles

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130821

Termination date: 20170407