CN103521814B - A kind of calibration disc type drilling shaft sleeve mould - Google Patents
A kind of calibration disc type drilling shaft sleeve mould Download PDFInfo
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- CN103521814B CN103521814B CN201310499677.XA CN201310499677A CN103521814B CN 103521814 B CN103521814 B CN 103521814B CN 201310499677 A CN201310499677 A CN 201310499677A CN 103521814 B CN103521814 B CN 103521814B
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- bearing
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- pedestal
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- mandrel
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Classifications
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- 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
- B23B47/28—Drill jigs for workpieces
-
- 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
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
- B23Q16/06—Rotary indexing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a kind of calibration disc type drilling shaft sleeve mould, comprise index dial (1), pedestal (2), latch (3), block (4).The device that the present invention adopts above-mentioned parts to form, wherein, the center of index dial is mandrel, from left to right, mandrel is in series with successively handle nut, pressing plate, check nut, drilling die, index pawl, ratchet by ring, A bearing, B bearing, hold-doun nut; Index dial is rotatably fixed in the bearing holes of pedestal by A bearing, B bearing, latch is fixed on the wall left surface of pedestal, lock bolt pole spacing at the stop surface place of a ratchet of index pawl, now drilling die and the supporting drill bushing of this ratchet lead boring vertically upward; During work, axle sleeve goods are positioned at drilling die, with pin rod and ratchet location, by rotation-indexing table one by one along leading the technical scheme drilling through oilhole, make the boring of non-uniform heavy wool hole axle sleeve reach the object of raising the efficiency, reducing costs.
Description
Technical field
The present invention relates to a kind of hole drilling die processing axle sleeve, specifically refer to a kind of calibration disc type drilling shaft sleeve mould for the non-uniform multiple oilhole of Drilling operation on axle sleeve.
Background technology
Columnar bearing shell is also called axle sleeve, the barrel of axle sleeve is provided with the oilhole for injecting lubrication, the mode of usual employing boring processes oilhole on axle sleeve, when need on same axle sleeve during the non-uniform multiple oilhole of Drilling operation, the mode that prior art adopts multimachine multimode to work in coordination with boring is processed, namely, first on axle sleeve, get out first oilhole with First drilling machine and drilling die, use the second bench drill and drilling die again, with first oilhole for locating hole gets out second oilhole on axle sleeve, so analogize, complete the Drilling operation of non-uniform multiple oilhole, because the processing of multimachine multimode takies artificial, equipment is many, multiple clamping boring production efficiency is low, cause the cost of axle sleeve goods high, therefore, it is low to there is efficiency in prior art, the problems and shortcomings that cost is high.
Summary of the invention
For above-mentioned prior art Problems existing with not enough, the present invention adopts the device be made up of index dial, pedestal, latch, block, the center of calibration is provided with a mandrel, from left to right, on mandrel, series connection is provided with handle nut, pressing plate, check nut, drilling die, index pawl, ratchet by ring, A bearing, B bearing, hold-doun nut successively, wherein, ratchet is fixedly connected with index pawl by ring, and drilling die is fixedly connected with mandrel by flat key with index pawl, drilling die be circumferentially provided with some drill bushings, index pawl be circumferentially provided with the supporting ratchet of some and described drill bushing, and described ratchet is positioned at the position of clockwise advanced 90 °, described drill bushing central angle, the pedestal left side is vertical wall, below horizontal cross bending to the right, master looks the block steel components of projection in L-shaped, the wall central upper portion of pedestal is provided with circular step through-hole and is called bearing holes, and the boss that the middle part hole wall of bearing holes is provided with the ring-type of centripetal protrusion is called bearing gear platform, the handle nut of index dial, pressing plate, drilling die, index pawl, ratchet are positioned at the left of the bearing holes of pedestal by loop section, index dial is fixed in the bearing holes of pedestal by A bearing, B bearing and is connected with pedestal, wherein A bearing is positioned at the left side of bearing gear platform, B bearing is positioned at the right of bearing gear platform, and block is fixed on the right flank of pedestal wall by the right-hand member shutoff of bearing holes, latch is the elastic telescopic lock pin element be made up of shell, pin rod, spring, the shell of latch is fixed on the front of pedestal wall left surface, and lock bolt bar level ejects gear at the stop surface place of a ratchet of index pawl, now drilling die and the supporting drill bushing of this ratchet lead boring vertically upward, during work, axle sleeve goods to be pushed down through pressing plate by handle nut and are fixed in drilling die, start drilling machine, locate with the ratchet of lock bolt bar and index pawl, along drill bushing vertically upward lead boring at axle sleeve goods Drilling operation oilhole one by one, namely, often bore and finish an oilhole, manually rotate counterclockwise index dial, pin rod slides along the tooth ridge of ratchet and to be squeezed elastical retraction, stop surface place pin rod elasticity to next ratchet is stretched out, block location to hole again, so go round and begin again, axle sleeve goods complete the technical scheme of the Drilling operation of non-uniform multiple oilhole, a kind of calibration disc type drilling shaft sleeve mould is provided, be intended to the location by latch and index pawl, make the drawback that the boring of non-uniform multiple oilhole axle sleeve avoids multimachine multimode to process, reach and raise the efficiency, the object reduced costs.
The object of the present invention is achieved like this: a kind of calibration disc type drilling shaft sleeve mould, comprise index dial, pedestal, latch, block, wherein: the center of described index dial is provided with a mandrel, from left to right, on mandrel, series connection is provided with handle nut, pressing plate, check nut, drilling die, index pawl, ratchet by ring, A bearing, B bearing, hold-doun nut successively;
Described mandrel is the cylinder step oblique crank Z shape steel components be made up of the cylinder step that six joint external diameters are different, from left to right, the first segment step of mandrel is provided with external screw thread and is called handle threads, the second section step of mandrel is provided with external screw thread and is called and tight screw thread, section three, step of mandrel is that light beam bar is called key axle, described key jack-post face is provided with the A keyway coordinating flat key, section four, step of mandrel is that light beam bar is called back-up ring, section five, step of mandrel is that light beam bar is called reach, and Section of six step of mandrel is provided with external screw thread and is called retaining thread; The external diameter of described handle threads is less than the external diameter of described and tight screw thread, described and external diameter that is tight screw thread is less than the external diameter of described key axle, the external diameter of described key axle is less than the external diameter of described back-up ring, the external diameter of described back-up ring is greater than the external diameter of described reach, and the external diameter of described reach is greater than the external diameter of described retaining thread;
Described handle nut is the outer-hexagonal nut that the left side is provided with turning handle;
Be provided with the steel components of the annulus sheet of manhole centered by described pressing plate, pressing plate is provided with the breach of the bar shaped that excircle communicates with inner periphery;
Described drilling die is columniform steel components, and the center of drilling die is provided with cylinder step through hole left large and right small, and the small stair hole of drilling die is called connecting hole, and the large stepped hole of drilling die is called clamping hole; The hole wall of described connecting hole is provided with the B keyway coordinating flat key, and the excircle place of drilling die left part is fixed with some for drilling through non-uniform multiple oilhole, the drill bushing corresponding with each oil-hole location; Described drill bushing is the cylinder tube shape high-speed tool steel component that upper end is provided with flange step, the center of drill bushing is provided with circular through hole and is called and leads boring, describedly lead boring and communicate with the described clamping hole of drilling die, described in lead the axis of boring orthogonal with the hole wall in described clamping hole;
Be provided with the steel components of the annulus sheet of manhole centered by described index pawl, the excircle of index pawl is provided with the ratchet corresponding with the described drill bushing position of drilling die and quantity, and the rotation rotation direction that the described ratchet that projects is looked on a left side is counterclockwise;
Described ratchet is by being provided with the steel components of the annulus sheet of manhole centered by ring;
Described check nut, hold-doun nut are for establishing female outer-hexagonal nut;
Described A bearing, B bearing are ball rolling bearing;
Handle nut, pressing plate are connected to described handle threads place, ratchet is fixedly connected with index pawl by ring, drilling die and index pawl are fixed on described key axle place by flat key, check nut is fixed on described and tight screw thread place, reach place is fixed on the right side that A bearing and B bearing are positioned at described back-up ring, and hold-doun nut is fixed on described retaining thread place;
Described pedestal is that master looks the block steel components of projection in L-shaped, the left side of pedestal is vertical wall, below wall, horizontal cross bending to the right forms seat board, the central upper portion of described wall is provided with circular step through-hole and is called bearing holes, and the boss that the middle part hole wall of described bearing holes is provided with the ring-type of centripetal protrusion is called bearing gear platform;
Described latch is the elastic telescopic lock pin element be made up of shell, pin rod, spring;
Described block is the cylinder step steel components that left surface center is provided with circular groove;
The handle nut of index dial, pressing plate, drilling die, index pawl, ratchet are positioned at the left of the described wall of pedestal by loop section, index dial is fixed in the bearing holes of pedestal by A bearing, B bearing and is connected with pedestal, wherein, A bearing is positioned at the left side of described bearing gear platform, and B bearing is positioned at the right of described bearing gear platform; Ratchet rotatably contacts with the left surface of the described wall of pedestal by ring, and block is fixed on the right flank of the described wall of pedestal by the right-hand member shutoff of bearing holes; The relative position of the described drill bushing that described ratchet is supporting with it is that projection is looked on a left side, imaginary circle, and ratchet is advanced 90 °, drill bushing central angle clockwise; The shell of latch is fixed on the front of the described wall left surface of pedestal, lock bolt bar level eject gear at the described ratchet place of index pawl, the drill bushing supporting with this ratchet lead boring vertically upward.
The face, direction of structure representation is divided into up, down, left, right, front, rear side, wherein, before be face in the face of apparatus main body, after be and described before relative face.
Operation principle and beneficial effect
During work, axle sleeve goods are pushed down in the described clamping hole of clamping at drilling die by handle nut through pressing plate, start drilling machine, locate with the ratchet of lock bolt bar and index pawl, along drill bushing vertically upward lead boring at axle sleeve goods Drilling operation oilhole one by one, namely, often bore and finish an oilhole, manually rotate counterclockwise index dial, pin rod slides along the tooth ridge of ratchet and to be squeezed elastical retraction, stop surface place elasticity to next ratchet stretches out reset, blocks location and holes, so go round and begin again on axle sleeve goods, complete the Drilling operation of non-uniform multiple oilhole.
This device, by the location of latch and index pawl, makes the boring of non-uniform multiple oilhole axle sleeve avoid the drawback of multimachine multimode processing, improves efficiency, reduces cost.
Above-mentioned, the present invention adopts by index dial, pedestal, latch, the device that block is formed, the center of index dial is provided with a mandrel, from left to right, on mandrel, series connection is provided with handle nut successively, pressing plate, check nut, drilling die, index pawl, ratchet is by ring, A bearing, B bearing, hold-doun nut, the handle nut of index dial, pressing plate, drilling die, index pawl, ratchet is positioned at the left of the bearing holes of pedestal by loop section, index dial is by A bearing, B bearing is fixed in the bearing holes of pedestal, block is fixed on the right flank of pedestal wall by the right-hand member shutoff of bearing holes, the shell of latch is fixed on the front of pedestal wall left surface, and lock bolt bar level ejects gear at the stop surface place of a ratchet of index pawl, now drilling die and the supporting drill bushing of this ratchet lead boring vertically upward, during work, axle sleeve goods to be pushed down through pressing plate by handle nut and are fixed in drilling die, start drilling machine, locate with the ratchet of lock bolt bar and index pawl, boring is led in the technical scheme of axle sleeve goods Drilling operation oilhole one by one along drill bushing by rotation-indexing table, overcoming prior art, to there is efficiency low, the problems and shortcomings that cost is high, a kind of calibration disc type drilling shaft sleeve mould provided, only need machine one mould can complete the overall process of non-uniform multiple oilhole drilling shaft sleeve, avoid the drawback of multimachine multimode processing, reach and raise the efficiency, the object reduced costs.
Accompanying drawing explanation
Fig. 1 is that the master of a kind of calibration disc type drilling shaft sleeve mould of the present invention looks sectional structure schematic diagram;
Fig. 2 is that the axle of the external structure of a kind of calibration disc type drilling shaft sleeve mould of the present invention measures intention;
Fig. 3 is the exploded isometric schematic diagram of a kind of calibration disc type drilling shaft sleeve mould of the present invention;
Fig. 4 is that the master of index dial 1 parts of a kind of calibration disc type drilling shaft sleeve mould of the present invention looks sectional structure schematic diagram.
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but should not be construed as any limitation of the invention.
In figure: index dial 1, mandrel 11, handle nut 12, pressing plate 13, check nut 14, drilling die 15, drill bushing 151, index pawl 16, ratchet 161, ratchet are by ring 17, A bearing 18, B bearing 19, hold-doun nut 101, flat key 102, pedestal 2, bearing gear platform 21, bearing holes 22, latch 3, shell 31, pin rod 32, block 4, axle sleeve goods 01.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 4, a kind of calibration disc type drilling shaft sleeve mould of the present invention, comprise index dial 1, pedestal 2, latch 3, block 4, wherein: the center of described index dial 1 is provided with a mandrel 11, from left to right, on mandrel 11, series connection is provided with handle nut 12, pressing plate 13, check nut 14, drilling die 15, index pawl 16, ratchet by ring 17, A bearing 18, B bearing 19, hold-doun nut 101 successively;
Described mandrel 11 is the cylinder step oblique crank Z shape steel components be made up of the cylinder step that six joint external diameters are different, from left to right, the first segment step of mandrel 11 is provided with external screw thread and is called handle threads, the second section step of mandrel 11 is provided with external screw thread and is called and tight screw thread, section three, step of mandrel 11 is that light beam bar is called key axle, described key jack-post face is provided with the A keyway coordinating flat key 102, section four, step of mandrel 11 is that light beam bar is called back-up ring, section five, step of mandrel 11 is that light beam bar is called reach, section six, step of mandrel 11 is provided with external screw thread and is called retaining thread, the external diameter of described handle threads is less than the external diameter of described and tight screw thread, described and external diameter that is tight screw thread is less than the external diameter of described key axle, the external diameter of described key axle is less than the external diameter of described back-up ring, the external diameter of described back-up ring is greater than the external diameter of described reach, and the external diameter of described reach is greater than the external diameter of described retaining thread,
Described handle nut 12 is provided with the outer-hexagonal nut of turning handle for the left side;
Be provided with the steel components of the annulus sheet of manhole centered by described pressing plate 13, pressing plate 13 is provided with the breach of the bar shaped that excircle communicates with inner periphery;
Described drilling die 15 is columniform steel components, and the center of drilling die 15 is provided with cylinder step through hole left large and right small, and the small stair hole of drilling die 15 is called connecting hole, and the large stepped hole of drilling die 15 is called clamping hole; The hole wall of described connecting hole is provided with the B keyway coordinating flat key 102, and the excircle place of drilling die 15 left part is fixed with some for drilling through non-uniform multiple oilhole, the drill bushing 151 corresponding with each oil-hole location; Described drill bushing 151 is provided with the cylinder tube shape high-speed tool steel component of flange step for upper end, the center of drill bushing 151 is provided with circular through hole and is called and leads boring, describedly lead boring and communicate with the described clamping hole of drilling die 15, described in lead the axis of boring orthogonal with the hole wall in described clamping hole;
The steel components of the annulus sheet of manhole is provided with centered by described index pawl 16, the excircle of index pawl 16 is provided with the ratchet 161 corresponding with described drill bushing 151 position of drilling die 15 and quantity, and the rotation rotation direction that the described ratchet 161 that projects is looked on a left side is counterclockwise;
Described ratchet is by being provided with the steel components of the annulus sheet of manhole centered by ring 17;
Described check nut 14, hold-doun nut 101 are for establishing female outer-hexagonal nut;
Described A bearing 18, B bearing 19 are ball rolling bearing;
Handle nut 12, pressing plate 13 are connected to described handle threads place, ratchet is fixedly connected with index pawl 16 by ring 17, drilling die 15 and index pawl 16 are fixed on described key axle place by flat key 102, check nut 14 is fixed on described and tight screw thread place, reach place is fixed on the right side that A bearing 18 and B bearing 19 are positioned at described back-up ring, and hold-doun nut 101 is fixed on described retaining thread place;
Described pedestal 2 is that master looks the block steel components of projection in L-shaped, the left side of pedestal 2 is vertical wall, below wall, horizontal cross bending to the right forms seat board, the central upper portion of described wall is provided with circular step through-hole and is called bearing holes 22, and the boss that the middle part hole wall of described bearing holes 22 is provided with the ring-type of centripetal protrusion is called bearing gear platform 21;
Described latch 3 is the elastic telescopic lock pin element be made up of shell 31, pin rod 32, spring;
Described block 4 is provided with the cylinder step steel components of circular groove for left surface center;
The handle nut 12 of index dial 1, pressing plate 13, drilling die 15, index pawl 16, ratchet are positioned at the left of the described wall of pedestal 2 by ring 17 part, index dial 1 is fixed in the bearing holes 22 of pedestal 2 by A bearing 18, B bearing 19 and is connected with pedestal 2, wherein, A bearing 18 is positioned at the left side of described bearing gear platform 21, and B bearing 19 is positioned at the right of described bearing gear platform 21; Ratchet rotatably contacts with the left surface of the described wall of pedestal 2 by ring 17, and block 4 is fixed on the right-hand member shutoff of right flank by bearing holes 22 of the described wall of pedestal 2; The relative position of the described drill bushing 151 that described ratchet 161 is supporting with it is that projection is looked on a left side, imaginary circle, and ratchet 161 is advanced 90 °, drill bushing 151 central angle clockwise; The shell 31 of latch 3 is fixed on the front of the described wall left surface of pedestal 2, and pin rod 32 level of latch 3 ejects gear at described ratchet 161 place of index pawl 16, the drill bushing 151 supporting with this ratchet 161 lead boring vertically upward.
The face, direction of structure representation is divided into up, down, left, right, front, rear side, wherein, before be face in the face of apparatus main body, after be and described before relative face.
Operation principle and beneficial effect
During work, axle sleeve goods 01 are pushed down in the described clamping hole of clamping at drilling die 15 by handle nut 12 through pressing plate 13, start drilling machine, locate with the ratchet 161 of the pin rod 32 of latch 3 and index pawl 16, along drill bushing 151 vertically upward lead boring at axle sleeve goods 01 Drilling operation oilhole one by one, namely, often bore and finish an oilhole, manually rotate counterclockwise index dial 1, pin rod 32 slides along the tooth ridge of ratchet 161 and to be squeezed elastical retraction, stop surface place elasticity to next ratchet 161 stretches out reset, block location to hole again, so go round and begin again on axle sleeve goods 01, complete the Drilling operation of non-uniform multiple oilhole.
This device passes through the location of latch 3 and index pawl 16, makes the boring of non-uniform multiple oilhole axle sleeve avoid the drawback of multimachine multimode processing, improves efficiency, reduces cost.
Claims (1)
1. a calibration disc type drilling shaft sleeve mould, comprise index dial (1), pedestal (2), latch (3), block (4), it is characterized in that: the center of described index dial (1) is provided with a mandrel (11), from left to right, on mandrel (11), series connection is provided with handle nut (12), pressing plate (13), check nut (14), drilling die (15), index pawl (16), ratchet by ring (17), A bearing (18), B bearing (19), hold-doun nut (101) successively;
Described mandrel (11) is the cylinder step oblique crank Z shape steel components be made up of the cylinder step that six joint external diameters are different, from left to right, the first segment step of mandrel (11) is provided with external screw thread and is called handle threads, the second section step of mandrel (11) is provided with external screw thread and is called and tight screw thread, section three, step of mandrel (11) is that light beam bar is called key axle, described key jack-post face is provided with the A keyway coordinating flat key (102), section four, step of mandrel (11) is that light beam bar is called back-up ring, section five, step of mandrel (11) is that light beam bar is called reach, section six, step of mandrel (11) is provided with external screw thread and is called retaining thread, the external diameter of described handle threads is less than the external diameter of described and tight screw thread, described and external diameter that is tight screw thread is less than the external diameter of described key axle, the external diameter of described key axle is less than the external diameter of described back-up ring, the external diameter of described back-up ring is greater than the external diameter of described reach, and the external diameter of described reach is greater than the external diameter of described retaining thread,
Described handle nut (12) is provided with the outer-hexagonal nut of turning handle for the left side;
Be provided with the steel components of the annulus sheet of manhole centered by described pressing plate (13), pressing plate (13) is provided with the breach of the bar shaped that excircle communicates with inner periphery;
Described drilling die (15) is columniform steel components, the center of drilling die (15) is provided with cylinder step through hole left large and right small, the small stair hole of drilling die (15) is called connecting hole, and the large stepped hole of drilling die (15) is called clamping hole; The hole wall of described connecting hole is provided with the B keyway coordinating flat key (102), and the excircle place of drilling die (15) left part is fixed with some for drilling through non-uniform multiple oilhole, the drill bushing corresponding with each oil-hole location (151); Described drill bushing (151) is provided with the cylinder tube shape high-speed tool steel component of flange step for upper end, the center of drill bushing (151) is provided with circular through hole and is called and leads boring, describedly lead boring and communicate with the described clamping hole of drilling die (15), described in lead the axis of boring orthogonal with the hole wall in described clamping hole;
The steel components of the annulus sheet of manhole is provided with centered by described index pawl (16), the excircle of index pawl (16) is provided with the ratchet (161) corresponding with described drill bushing (151) position of drilling die (15) and quantity, and the rotation rotation direction that the described ratchet of projection (161) is looked on a left side is counterclockwise;
Described ratchet is by being provided with the steel components of the annulus sheet of manhole centered by ring (17);
Described check nut (14), hold-doun nut (101) are for establishing female outer-hexagonal nut;
Described A bearing (18), B bearing (19) are ball rolling bearing;
Handle nut (12), pressing plate (13) are connected to described handle threads place, ratchet is fixedly connected with index pawl (16) by ring (17), drilling die (15) and index pawl (16) are fixed on described key axle place by flat key (102), check nut (14) is fixed on described and tight screw thread place, reach place is fixed on the right side that A bearing (18) and B bearing (19) are positioned at described back-up ring, and hold-doun nut (101) is fixed on described retaining thread place;
Described pedestal (2) is that master looks the block steel components of projection in L-shaped, the left side of pedestal (2) is vertical wall, below wall, horizontal cross bending to the right forms seat board, the central upper portion of described wall is provided with circular step through-hole and is called bearing holes (22), and the boss that the middle part hole wall of described bearing holes (22) is provided with the ring-type of centripetal protrusion is called bearing gear platform (21);
Described latch (3) is the elastic telescopic lock pin element be made up of shell (31), pin rod (32), spring;
Described block (4) is provided with the cylinder step steel components of circular groove for left surface center;
The handle nut (12) of index dial (1), pressing plate (13), drilling die (15), index pawl (16), ratchet are positioned at the left of the described wall of pedestal (2) by ring (17) part, index dial (1) is fixed in the bearing holes (22) of pedestal (2) by A bearing (18), B bearing (19) and is connected with pedestal (2), wherein, A bearing (18) is positioned at the left side of described bearing gear platform (21), and B bearing (19) is positioned at the right of described bearing gear platform (21); Ratchet rotatably contacts with the left surface of the described wall of pedestal (2) by ring (17), and block (4) is fixed on the right flank of the described wall of pedestal (2) by the right-hand member shutoff of bearing holes (22); The relative position of the described drill bushing (151) that described ratchet (161) is supporting with it is that projection is looked on a left side, imaginary circle, and ratchet (161) is advanced 90 °, drill bushing (151) central angle clockwise; The shell (31) of latch (3) is fixed on the front of the described wall left surface of pedestal (2), pin rod (32) level of latch (3) ejects gear at described ratchet (161) place of index pawl (16), the drill bushing (151) supporting with this ratchet (161) lead boring vertically upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499677.XA CN103521814B (en) | 2013-10-09 | 2013-10-09 | A kind of calibration disc type drilling shaft sleeve mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499677.XA CN103521814B (en) | 2013-10-09 | 2013-10-09 | A kind of calibration disc type drilling shaft sleeve mould |
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| CN103521814A CN103521814A (en) | 2014-01-22 |
| CN103521814B true CN103521814B (en) | 2016-01-27 |
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| GB999270A (en) * | 1962-12-21 | 1965-07-21 | Midland Machine Tool Company B | Improvements in and relating to pitch-circle drilling jigs |
| EP0037712A2 (en) * | 1980-04-02 | 1981-10-14 | Peter Charles Buyskes Abrahams | Machining jig |
| CN102962497A (en) * | 2011-08-31 | 2013-03-13 | 哈尔滨建成集团有限公司 | Pipe fitting radial indexing drilling clamp tooling |
| CN202861467U (en) * | 2012-08-30 | 2013-04-10 | 杭州德曼汽车零部件有限公司 | Rotor yoke jig special for elevator |
| CN202779923U (en) * | 2012-09-13 | 2013-03-13 | 潍坊润搏机械有限公司 | Special drilling jig for threaded sleeve seat |
| CN203171352U (en) * | 2013-03-12 | 2013-09-04 | 徐州工程学院 | Machining fixture for radial holes evenly distributed in circumference |
| CN103223599A (en) * | 2013-04-01 | 2013-07-31 | 繁昌县恒鑫汽车零部件有限公司 | Drilling fixture for circumference surface of automobile brake shoe |
| CN203484715U (en) * | 2013-10-09 | 2014-03-19 | 宁波轴瓦厂 | Dividing plate type shaft sleeve drilling die |
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| Publication number | Publication date |
|---|---|
| CN103521814A (en) | 2014-01-22 |
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Address after: Yuelong Ninghai County Economic Development Zone of Zhejiang Province, Ningbo City Road 315600 No. 6 Patentee after: Jinxiang (Ningbo) Bearing Co., Ltd Address before: Yuelong Ninghai County Economic Development Zone of Zhejiang Province, Ningbo City Road 315600 No. 6 Patentee before: Ningbo Bush Factory |