CN103612137A - Eccentric bushing processing clamping fixture - Google Patents
Eccentric bushing processing clamping fixture Download PDFInfo
- Publication number
- CN103612137A CN103612137A CN201310575764.9A CN201310575764A CN103612137A CN 103612137 A CN103612137 A CN 103612137A CN 201310575764 A CN201310575764 A CN 201310575764A CN 103612137 A CN103612137 A CN 103612137A
- Authority
- CN
- China
- Prior art keywords
- chuck
- block
- fixture block
- rotating shaft
- eccentric bushing
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
Disclosed is an eccentric bushing processing clamping fixture. Two supporting seats are arranged on the upper end face of a base, a supporting groove is formed in the top of each supporting seat downwards, a lower slider is arranged inside each of the two supporting grooves, a limiting block is arranged on the outer side of each supporting seat, an upper clamping block is arranged at the top of each supporting seat, outwards-turning support lugs are arranged on two sides of each upper clamping block, and each support lug is fixed together with the corresponding limiting block. An upper slider is arranged inside each of the two upper clamping blocks, a jacket is arranged between the two groups of upper sliders and the supporting seats, two circular slides respectively corresponding to circular bodies formed by the two groups of upper and lower sliders are formed on the jacket, a circular screw rack is arranged on the jacket, a rotating shaft is arranged between the jacket and the base, a screw gear matched with the rack is arranged on the rotating shaft, two ends of the rotating shaft are connected with two bearing seats respectively, and one end of the rotating shaft is connected with a center shaft hole of a hand wheel. Compared with the prior art, the eccentric bushing processing clamping fixture has the advantages of being capable of guaranteeing eccentric bushing inner-hole processing precision and clamping rapidly and accurately, convenient to mount and dismount and the like.
Description
technical fieldthe present invention relates to a kind of machining set-up, relate in particular to a kind of mold of processing eccentric bushing.
background technologyin machined field, the main boring machine that adopts of the eccentric bushing endoporus processing of the equipment application such as stone crusher completes, at present, eccentric bushing clamp for machining is the chuck that boring machine carries substantially, actually add man-hour, need manual rotation eccentric bushing, this just cannot guarantee the machining accuracy of eccentric bushing endoporus; People have also designed some clamping fixtures for the processing of eccentric bushing endoporus, these molds are complex structure not only, expensive, and these molds are difficult to coordinate with boring machine mostly, install, dismantle difficulty, main is to be difficult to realize quick, accurate clamping, to production and processing, brings serious inconvenience.
summary of the inventionthe object of the present invention is to provide a kind of assurance eccentric bushing endoporus machining accuracy, can be fast, accurate clamping, be convenient to installation and removal, simple in structure, simple operation, eccentric bushing machining mould with low cost.
The present invention mainly comprises pedestal, supporting base, bearing block, tooth bar, worm screw, handwheel, chuck, upper fixture block, upper and lower slide block and limited block, two vertical supporting bases that be arranged in parallel are established in the upper surface of described pedestal, along the top of described each supporting base to the semicircle support slot of dividing into opening upwards, these two support slots coaxially arrange; The semicircle annular sliding block that cross section is rectangle, opening upwards is established respectively in the inside of described two support slots, and the internal diameter of its external diameter and support slot is identical and top is mutually concordant with the upper surface of support slot; Limited block is established respectively in the outside of described each supporting base, and the upper surface of limited block is mutually concordant with the upper surface of described supporting base; Fixture block in the semicircle annular that cross section is rectangle, Open Side Down is established respectively at the top of described two supporting bases, its internal diameter is identical with the diameter of described support slot, the journal stirrup turning up is established respectively in the both sides of described upper fixture block, and journal stirrup and above-mentioned limited block are fixed together, and in realization, fixture block and supporting base is fastening; The semicircle annular top shoe that cross section is rectangle, Open Side Down is established respectively in the inside of described two upper fixture blocks, two free end contacts with two free ends of sliding block respectively, the width of described top shoe and thickness are all identical with sliding block, and its external diameter is identical with the internal diameter of upper fixture block, its internal diameter is identical with the internal diameter of sliding block, after upper fixture block and support slot are fastening, described sliding block and top shoe form torus; On above-mentioned two groups, between fixture block and supporting seat, be provided with chuck, the cylinder that the metal-back that chuck is semicircle annular by two cross sections forms, on described chuck, offer two annular slide tracks that the torus forming with described two groups of upper and lower slide blocks is respectively corresponding, the degree of depth of described slideway is equal to or less than the thickness of top shoe, the torus that upper and lower slide block forms embeds in slideway, and the torus positive camber that upper and lower slide block forms is connected with the bottom surface of slideway, realizes the support of chuck; On described chuck, establish annular helical rack, helical rack forms by two sections, and the negative camber of one section of tooth bar is connected with a metal-back outer wall that forms described chuck, and the negative camber of another section of tooth bar is connected with another metal-back outer wall that forms described chuck; Between described chuck and pedestal, establish one with the perpendicular rotating shaft of chuck axis, in this rotating shaft, establish the angular gear matching with above-mentioned tooth bar, the two ends of rotating shaft respectively diaxon bearing are connected, and bearing block is located on pedestal, and one end of described rotating shaft is connected with the central shaft hole of handwheel.
For making chuck more firm, clamping better effects if, on described chuck, be also provided with two semicircle circumferential rib fixture blocks, the internal diameter of rib fixture block is identical with the external diameter of described chuck, both sides of the chest fixture block opening direction is docked at outside chuck, the both sides of each rib fixture block are respectively equipped with the journal stirrup turning up, and both sides of the chest fixture block is by together with the bolted connected with their both sides journal stirrups.
For ease of work-handling, best, said base is provided with several rollers, and the axis direction of roller is perpendicular to the axis direction of chuck.
The endoporus processing that realizes eccentric bushing of the present invention, add man-hour, workpiece to be processed is clamped in the inside of chuck, puts into before workpiece to be processed, first unloads two upper fixture blocks, then unload the next metal-back that forms chuck, eccentric bushing is packed in undischarged chuck metal-back, according to tooth bar and slideway, the chuck metal-back unloading is docked with undischarged metal-back, then the upper fixture block unloading is installed, by bolt, upper fixture block and limited block is fastening, two of chuck metal-backs tighten together; For making two metal-backs of chuck more fastening, coordinate firm, rib fixture block is arranged on to the outside of chuck, then, complete machine is lifted to boring machine, cutter is corresponding with the workpiece to be processed Working position of chuck inside, start lathe, processing staff rotates handwheel simultaneously, by angular gear and rack drives chuck, rotates, chuck drives workpiece to be processed rotation, reaches processing object.During making, the chuck size of this mold is determined according to the size of processing work, thereby the size of support slot, upper fixture block and slide block etc. is definite, guarantees that the workpiece of all sizes and model is realized processing.
The present invention compared with prior art tool has the following advantages:
1, operate steadily, be convenient to proofread and correct and clamping, improve machining accuracy, guarantee product quality;
2, can be fast, accurate clamping, be convenient to installation and removal, simple to operate;
3, simple in structure, cost of manufacture is cheap, alleviates labor strength.
accompanying drawing explanationfig. 1 is that master of the present invention looks schematic diagram.
Fig. 2 is schematic top plan view of the present invention.
Fig. 3 is the A-A view of Fig. 1.
Fig. 4 is the B-B view of Fig. 1.
the specific embodimentas shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the upper surface of pedestal 1 is bolted two vertical supporting bases 2 that be arranged in parallel, along the top of described each supporting base to the semicircle slotted eye of dividing into opening upwards, support slot 3, these two support slots coaxially arrange; The inside of described two support slots respectively welded section is the semicircle annular metal derby of rectangle, opening upwards, and sliding block 4, and the internal diameter of its external diameter and support slot is identical and top is mutually concordant with the upper surface of support slot; The outside of described each supporting base is bolted respectively limited block 5, and the upper surface of limited block is mutually concordant with the upper surface of described supporting base; The upper fixture block 6 corresponding with its support slot established respectively at the top of described two supporting bases, upper fixture block is the semicircle annular metal derby that cross section is rectangle, Open Side Down, its internal diameter is identical with the diameter of described support slot, the journal stirrup 7 turning up is welded respectively in the both sides of described upper fixture block, together with journal stirrup is bolted on above-mentioned limited block, in realization, fixture block and supporting base is fastening; The inside semicircle that welded section is rectangle respectively, Open Side Down the annular metal derby of described two upper fixture blocks, it is top shoe 8, two free end contacts with two free ends of sliding block respectively, the width of described top shoe and thickness are all identical with sliding block, and its external diameter is identical with the internal diameter of upper fixture block, its internal diameter is identical with the internal diameter of sliding block, and after upper fixture block and support slot are fastening, described sliding block and top shoe form torus; On above-mentioned two groups, between fixture block and supporting seat, be provided with chuck 9, the cylinder that the metal-back that chuck is semicircle annular by two cross sections forms, on described chuck, offer two annular slotted holes that the torus forming with described two groups of upper and lower slide blocks is respectively corresponding, it is slideway 10, the degree of depth of described slideway equals the thickness of top shoe, the torus that upper and lower slide block forms embeds in slideway, and the torus positive camber that upper and lower slide block forms is connected with the bottom surface of slideway, realizes the support of chuck; On described chuck, be also provided with two semicircle annular metal derbies, it is rib fixture block 11, the internal diameter of rib fixture block is identical with the external diameter of described chuck, both sides of the chest fixture block opening direction is docked at outside chuck, the both sides of each rib fixture block are respectively equipped with the journal stirrup 12 turning up, and both sides of the chest fixture block is by together with the bolted connected with their both sides journal stirrups; On described chuck, be welded to connect annular helical rack 13, helical rack forms by two sections, the negative camber of one section of tooth bar is connected with a metal-back outer wall that forms described chuck, and the negative camber of another section of tooth bar is connected with another metal-back outer wall that forms described chuck; Between described chuck and pedestal, establish one with the perpendicular rotating shaft 14 of chuck axis, in this rotating shaft, establish the angular gear 15 matching with above-mentioned tooth bar, the two ends of rotating shaft respectively diaxon bearing 16 are connected, and bearing block is located on pedestal, and one end of described rotating shaft is connected with the central shaft hole key of handwheel 17; Said base is provided with several rollers 18, and the axis direction of roller is perpendicular to the axis direction of chuck.
Claims (3)
1. an eccentric bushing machining mould, comprise pedestal, supporting base, bearing block, tooth bar, worm screw, handwheel, chuck, upper fixture block, upper and lower slide block and limited block, it is characterized in that: two vertical supporting bases that be arranged in parallel are established in the upper surface of described pedestal, along the top of described each supporting base to the semicircle support slot of dividing into opening upwards, these two support slots coaxially arrange; The semicircle annular sliding block that cross section is rectangle, opening upwards is established respectively in the inside of described two support slots, and the internal diameter of its external diameter and support slot is identical and top is mutually concordant with the upper surface of support slot; Limited block is established respectively in the outside of described each supporting base, and the upper surface of limited block is mutually concordant with the upper surface of described supporting base; Fixture block in the semicircle annular that cross section is rectangle, Open Side Down is established respectively at the top of described two supporting bases, and its internal diameter is identical with the diameter of described support slot, and the journal stirrup turning up is established respectively in the both sides of described upper fixture block, and journal stirrup and above-mentioned limited block are fixed together; The semicircle annular top shoe that cross section is rectangle, Open Side Down is established respectively in the inside of described two upper fixture blocks, two free end contacts with two free ends of sliding block respectively, the width of described top shoe and thickness are all identical with sliding block, and its external diameter is identical with the internal diameter of upper fixture block, its internal diameter is identical with the internal diameter of sliding block, and described sliding block and top shoe form torus; On above-mentioned two groups, between fixture block and supporting seat, be provided with chuck, the cylinder that the metal-back that chuck is semicircle annular by two cross sections forms, on described chuck, offer two annular slide tracks that the torus forming with described two groups of upper and lower slide blocks is respectively corresponding, the degree of depth of described slideway is equal to or less than the thickness of top shoe, the torus that upper and lower slide block forms embeds in slideway, and the torus positive camber that upper and lower slide block forms is connected with the bottom surface of slideway; On described chuck, establish annular helical rack, helical rack forms by two sections, and the negative camber of one section of tooth bar is connected with a metal-back outer wall that forms described chuck, and the negative camber of another section of tooth bar is connected with another metal-back outer wall that forms described chuck; Between described chuck and pedestal, establish one with the perpendicular rotating shaft of chuck axis, in this rotating shaft, establish the angular gear matching with above-mentioned tooth bar, the two ends of rotating shaft respectively diaxon bearing are connected, and bearing block is located on pedestal, and one end of described rotating shaft is connected with the central shaft hole of handwheel.
2. eccentric bushing machining mould according to claim 1, it is characterized in that: on described chuck, be also provided with two semicircle circumferential rib fixture blocks, the internal diameter of rib fixture block is identical with the external diameter of described chuck, both sides of the chest fixture block opening direction is docked at outside chuck, the both sides of each rib fixture block are respectively equipped with the journal stirrup turning up, and both sides of the chest fixture block is by together with the bolted connected with their both sides journal stirrups.
3. eccentric bushing machining mould according to claim 1 and 2, is characterized in that: said base is provided with axis direction perpendicular to the axis direction roller of chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310575764.9A CN103612137B (en) | 2013-11-18 | 2013-11-18 | A kind of eccentric bushing machining mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310575764.9A CN103612137B (en) | 2013-11-18 | 2013-11-18 | A kind of eccentric bushing machining mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103612137A true CN103612137A (en) | 2014-03-05 |
| CN103612137B CN103612137B (en) | 2015-12-09 |
Family
ID=50162871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310575764.9A Expired - Fee Related CN103612137B (en) | 2013-11-18 | 2013-11-18 | A kind of eccentric bushing machining mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103612137B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
| CN117733201A (en) * | 2023-12-05 | 2024-03-22 | 无锡市悦斯顿冶金设备有限公司 | Special processing boring machine for taper holes of eccentric sleeves of hot rolling mills |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007024326A1 (en) * | 2005-08-24 | 2007-03-01 | Victaulic Company | Stop assembly for pipe couplings |
| CN201385226Y (en) * | 2009-04-10 | 2010-01-20 | 南车戚墅堰机车有限公司 | Cylinder sleeve boring fixture |
| CN102601615A (en) * | 2012-03-02 | 2012-07-25 | 安徽省宿州市龙华机械制造有限公司 | Device for drilling and reaming holes of planetary support on lathe |
| US8408529B2 (en) * | 2006-09-08 | 2013-04-02 | Arc Machines, Inc. | Clamp |
| CN103170863A (en) * | 2011-12-22 | 2013-06-26 | 襄阳南车电机技术有限公司 | Locomotive traction motor axle suspension bush machining device |
| CN203679829U (en) * | 2013-11-18 | 2014-07-02 | 大连鼎利机械制造有限公司 | Eccentric sleeve processing fixture |
-
2013
- 2013-11-18 CN CN201310575764.9A patent/CN103612137B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007024326A1 (en) * | 2005-08-24 | 2007-03-01 | Victaulic Company | Stop assembly for pipe couplings |
| US8408529B2 (en) * | 2006-09-08 | 2013-04-02 | Arc Machines, Inc. | Clamp |
| CN201385226Y (en) * | 2009-04-10 | 2010-01-20 | 南车戚墅堰机车有限公司 | Cylinder sleeve boring fixture |
| CN103170863A (en) * | 2011-12-22 | 2013-06-26 | 襄阳南车电机技术有限公司 | Locomotive traction motor axle suspension bush machining device |
| CN102601615A (en) * | 2012-03-02 | 2012-07-25 | 安徽省宿州市龙华机械制造有限公司 | Device for drilling and reaming holes of planetary support on lathe |
| CN203679829U (en) * | 2013-11-18 | 2014-07-02 | 大连鼎利机械制造有限公司 | Eccentric sleeve processing fixture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
| CN117733201A (en) * | 2023-12-05 | 2024-03-22 | 无锡市悦斯顿冶金设备有限公司 | Special processing boring machine for taper holes of eccentric sleeves of hot rolling mills |
| CN117733201B (en) * | 2023-12-05 | 2024-05-28 | 无锡市悦斯顿冶金设备有限公司 | Special processing boring machine for taper holes of eccentric sleeves of hot rolling mills |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103612137B (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203599874U (en) | Clamping tool for milling key grooves of shaft parts | |
| CN105108254B (en) | Suitable for installing side linear cutting clamp before the starter that is processed and formed at one time | |
| CN201573025U (en) | Integrated positioning and welding device for rear axle casing accessories | |
| CN204053583U (en) | A kind of axis products clamping device | |
| CN204771762U (en) | Multistation anchor clamps | |
| CN104493561A (en) | Columnar workpiece clamp | |
| CN203738062U (en) | Eccentric bushing machining device with included angle between hole axis and external circle axis | |
| CN201604016U (en) | 45-DEG body positioning fixture device | |
| CN203679829U (en) | Eccentric sleeve processing fixture | |
| CN103612137B (en) | A kind of eccentric bushing machining mould | |
| CN203830859U (en) | Drilling and tapping mechanism for tapping machine | |
| CN203171433U (en) | Clamp for grinding small outer circle of eccentric sleeve | |
| CN201036816Y (en) | Rotary knife rack | |
| CN205237617U (en) | A V type anchor clamps for numerical control deep -hole drilling machine | |
| CN104097087A (en) | Inspection fixture and machining method for finish planing of long shaft parts with guide surfaces | |
| CN203712329U (en) | Primary die forming die back stand face clamp | |
| CN105772828A (en) | Precise inner-hole curved keyway cutting machine | |
| JP5902492B2 (en) | Electrode holding device for electric discharge machine | |
| CN210360347U (en) | Clamp for drilling central holes at two ends of steering knuckle | |
| CN105171468B (en) | Branch-center clamp for machining valve body of knife gate valve | |
| CN211761036U (en) | Screw rod stress application bench clamp with movable station | |
| CN103639805A (en) | Miller jig capable of performing trisection split machining | |
| CN203509680U (en) | Composite angle deep hole machining device | |
| CN208374767U (en) | High-speed milling machine fixture | |
| CN206882860U (en) | A kind of strainer valve clamping fixture for drilling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20161118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |