CN103612137B - A kind of eccentric bushing machining mould - Google Patents
A kind of eccentric bushing machining mould Download PDFInfo
- Publication number
- CN103612137B CN103612137B CN201310575764.9A CN201310575764A CN103612137B CN 103612137 B CN103612137 B CN 103612137B CN 201310575764 A CN201310575764 A CN 201310575764A CN 103612137 B CN103612137 B CN 103612137B
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- CN
- China
- Prior art keywords
- chuck
- block
- fixture block
- established
- supporting base
- 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
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
A kind of eccentric bushing machining mould, supporting base is established in the upper surface of pedestal, the top of each supporting base is to dividing into support slot, slide block is set respectively in the inside of two support slots, limited block is established respectively in the outside of each supporting base, fixture block is established respectively in the top of two supporting bases, and the both sides of upper fixture block establish the journal stirrup turned up respectively, and journal stirrup and above-mentioned limited block are fixed together; Top shoe is established respectively in the inside of two upper fixture blocks, two groups are provided with chuck between fixture block and supporting seat, chuck is offered two corresponding with the torus that described two groups of upper and lower slide blocks form respectively annular slide tracks, chuck is established the helical rack of annular, rotating shaft is established between chuck and pedestal, rotating shaft is established the angular gear matched with above-mentioned tooth bar, the two ends of rotating shaft respectively diaxon bearing are connected, and one end of rotating shaft is connected with the central shaft hole of handwheel.The present invention compared with prior art has and ensures eccentric bushing endoporus machining accuracy, can fast, accurate clamping, be convenient to the advantages such as installation and removal.
Description
Technical field the present invention relates to a kind of machining set-up, particularly relates to a kind of mold processing eccentric bushing.
Background technology is in machined field, and in the eccentric bushing of the equipment application such as stone crusher, hole machined mainly adopts boring machine to complete, 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 ensure the machining accuracy of eccentric bushing endoporus; People also have devised some clamping fixtures for hole machined in eccentric bushing, these molds not only complex structure, expensive, and these molds are difficult to coordinate with boring machine mostly, install, dismantle difficulty, more importantly be difficult to realize quick, accurate clamping, bring serious inconvenience to production and processing.
Summary of the invention the object of the present invention is to provide and a kind of ensures eccentric bushing endoporus machining accuracy, can fast, accurate clamping, be convenient to installation and removal, structure simply, 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, the vertical supporting base that the upper surface of described pedestal establishes two to be arranged in parallel, along the top of described each supporting base to the semicircle support slot dividing into opening upwards, these two support slots are coaxially arranged; The inside of described two support slots sets cross section as the semi-circular shape sliding block of rectangle, opening upwards respectively, and its external diameter is identical with the internal diameter of support slot 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; The top of described two supporting bases sets cross section as fixture block in rectangle, the semi-circular shape that Open Side Down respectively, its internal diameter is identical with the diameter of described support slot, the both sides of described upper fixture block establish the journal stirrup turned up respectively, and journal stirrup and above-mentioned limited block are fixed together, and in realization, fixture block and supporting base is fastening; The inside of described two upper fixture blocks sets cross section as rectangle, the semi-circular shape top shoe that Open Side Down respectively, 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, upper fixture block and support slot fastening after, described sliding block and top shoe composition torus; Above-mentioned two groups are provided with chuck between fixture block and supporting seat, the cylinder that the metal-back that chuck is semi-circular shape by two cross sections forms, described chuck is offered two corresponding with the torus that described two groups of upper and lower slide blocks form respectively annular slide tracks, the degree of depth of described slideway is equal to or less than the thickness of top shoe, the torus of upper and lower slide block composition embeds in slideway, and the torus positive camber of upper and lower slide block composition is connected with the bottom surface of slideway, realizes the support of chuck; Described chuck is established the helical rack of annular, helical rack forms by two sections, and the negative camber of one section of tooth bar is connected with a metal-back outer wall of the described chuck of composition, and the negative camber of another section of tooth bar is connected with another metal-back outer wall of the described chuck of composition; Establish between described chuck and pedestal one with the rotating shaft of chuck axis perpendicular, this rotating shaft is established the angular gear matched with above-mentioned tooth bar, diaxon bearing is connected respectively at the two ends of rotating shaft, 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 effect is better, described chuck is also provided with two semi-circular shape 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 turned up, both sides of the chest fixture block by with their both sides journal stirrups be connected bolted together with.
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 interior hole machined realizing eccentric bushing of the present invention, add man-hour, workpiece to be processed is clamped in the inside of chuck, before putting into workpiece to be processed, first unloads two upper fixture blocks, then the metal-back of next composition chuck is unloaded, eccentric bushing is loaded in undischarged chuck metal-back, according to tooth bar and slideway, the chuck metal-back unloaded is docked with undischarged metal-back, then the upper fixture block unloaded is installed, by bolt by upper fixture block and limited block fastening, then two metal-backs of chuck tighten together; For making two of chuck metal-backs more fastening, coordinate firm, rib fixture block is arranged on the outside of chuck, then, complete machine is lifted on boring machine, cutter is corresponding with the workpiece to be processed Working position of chuck inside, start lathe, processing staff rotates handwheel simultaneously, is rotated by angular gear and rack drives chuck, chuck drives workpiece to be processed to rotate, and reaches processing object.During making, the chuck size of this mold is determined according to the size of processing work, thus the size of support slot, upper fixture block and slide block etc. is determined, ensures that the workpiece of all sizes and model realizes processing.
The present invention compared with prior art tool has the following advantages:
1, operate steadily, be convenient to correct and clamping, improve machining accuracy, ensure product quality;
2, can fast, accurate clamping, be convenient to installation and removal, simple to operate;
3, structure is simple, and cost of manufacture is cheap, alleviates labor strength.
Description of drawings 1 is schematic front view of the present invention.
Fig. 2 is the A-A view of Fig. 1.
Fig. 3 is the B-B view of Fig. 1.
Fig. 4 is the schematic top plan view of Fig. 1.
Detailed description of the invention as 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 be arranged in parallel, along the top of described each supporting base to the semicircle slotted eye dividing into opening upwards, i.e. support slot 3, these two support slots are coaxially arranged; The inside of described two support slots respectively welded section is the semi-circular shape metal derby of rectangle, opening upwards, i.e. sliding block 4, and its external diameter is identical with the internal diameter of support slot and top is mutually concordant with the upper surface of support slot; The outside of described each supporting base connects limited block 5 respectively by bolt, 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 is established at the top of described two supporting bases respectively, upper fixture block is the semi-circular shape metal derby that cross section is rectangle, Open Side Down, its internal diameter is identical with the diameter of described support slot, the both sides of described upper fixture block weld the journal stirrup 7 turned up respectively, together with journal stirrup is bolted on above-mentioned limited block, in realization, fixture block and supporting base is fastening; The inside semi-circular shape metal derby that welded section is rectangle respectively, Open Side Down of described two upper fixture blocks, i.e. 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, upper fixture block and support slot fastening after, described sliding block and top shoe composition torus; Above-mentioned two groups are provided with chuck 9 between fixture block and supporting seat, the cylinder that the metal-back that chuck is semi-circular shape by two cross sections forms, described chuck is offered two corresponding with the torus that described two groups of upper and lower slide blocks form respectively annular slotted holes, i.e. slideway 10, the degree of depth of described slideway equals the thickness of top shoe, the torus of upper and lower slide block composition embeds in slideway, and the torus positive camber of upper and lower slide block composition is connected with the bottom surface of slideway, realizes the support of chuck; Described chuck is also provided with two semi-circular shape metal derbies, i.e. 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 turned up, both sides of the chest fixture block by with their both sides journal stirrups be connected bolted together with; Described chuck is welded to connect the helical rack 13 of annular, helical rack forms by two sections, the negative camber of one section of tooth bar is connected with a metal-back outer wall of the described chuck of composition, and the negative camber of another section of tooth bar is connected with another metal-back outer wall of the described chuck of composition; Establish between described chuck and pedestal one with the rotating shaft 14 of chuck axis perpendicular, this rotating shaft is established the angular gear 15 matched with above-mentioned tooth bar, diaxon bearing 16 is connected respectively at the two ends of rotating shaft, 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: the vertical supporting base that the upper surface of described pedestal establishes two to be arranged in parallel, along the top of described each supporting base to the semicircle support slot dividing into opening upwards, these two support slots are coaxially arranged; The inside of described two support slots sets cross section as the semi-circular shape sliding block of rectangle, opening upwards respectively, and its external diameter is identical with the internal diameter of support slot 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; The top of described two supporting bases sets cross section as fixture block in rectangle, the semi-circular shape that Open Side Down respectively, and its internal diameter is identical with the diameter of described support slot, and the both sides of described upper fixture block establish the journal stirrup turned up respectively, and journal stirrup and above-mentioned limited block are fixed together; The inside of described two upper fixture blocks sets cross section as rectangle, the semi-circular shape top shoe that Open Side Down respectively, 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, described sliding block and top shoe composition torus; Above-mentioned two groups are provided with chuck between fixture block and supporting base, the cylinder that the metal-back that chuck is semi-circular shape by two cross sections forms, described chuck is offered two corresponding with the torus that described two groups of upper and lower slide blocks form respectively annular slide tracks, the degree of depth of described slideway is equal to or less than the thickness of top shoe, the torus of upper and lower slide block composition embeds in slideway, and the torus positive camber of upper and lower slide block composition is connected with the bottom surface of slideway; Described chuck is established the helical rack of annular, helical rack forms by two sections, and the negative camber of one section of tooth bar is connected with a metal-back outer wall of the described chuck of composition, and the negative camber of another section of tooth bar is connected with another metal-back outer wall of the described chuck of composition; Establish between described chuck and pedestal one with the rotating shaft of chuck axis perpendicular, this rotating shaft is established the angular gear matched with above-mentioned tooth bar, diaxon bearing is connected respectively at the two ends of rotating shaft, 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: described chuck is also provided with two semi-circular shape 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 turned up, both sides of the chest fixture block by with their both sides journal stirrups be connected bolted together with.
3. eccentric bushing machining mould according to claim 1 and 2, is characterized in that: said base is provided with the axis direction roller of axis direction perpendicular to 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 CN103612137A (en) | 2014-03-05 |
| CN103612137B true CN103612137B (en) | 2015-12-09 |
Family
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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) |
Families Citing this family (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 |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070052239A1 (en) * | 2005-08-24 | 2007-03-08 | Victaulic Company Of America | Stop assembly for pipe couplings |
-
2013
- 2013-11-18 CN CN201310575764.9A patent/CN103612137B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103612137A (en) | 2014-03-05 |
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| 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 |
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| CF01 | Termination of patent right due to non-payment of annual fee |