CN201613437U - Die drawing tool of tapered roller bearing outer ring - Google Patents
Die drawing tool of tapered roller bearing outer ring Download PDFInfo
- Publication number
- CN201613437U CN201613437U CN200920286414XU CN200920286414U CN201613437U CN 201613437 U CN201613437 U CN 201613437U CN 200920286414X U CN200920286414X U CN 200920286414XU CN 200920286414 U CN200920286414 U CN 200920286414U CN 201613437 U CN201613437 U CN 201613437U
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- ring
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- bearing
- die drawing
- bearing outer
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Abstract
The utility model relates to a die drawing tool of a tapered roller bearing outer ring, which comprises a gasket, a die drawing ring, a die drawing core axle with a screw hole, a fixed sleeve ring and a bolt from the upper top down, and a roller pin and a handle which are installed on the die drawing ring and the die drawing core axle. The gasket is arranged in the central hole of a bearing seat; the die drawing ring is composed by two semi-rings; a ring-shaped outer hook is arranged on the periphery of the die drawing ring; and the die drawing ring is embedded between the a bearing outer ring and the bearing seat; the die drawing core axle is inserted into the die drawing ring and prop open the two semi-rings outwardly; the ring-shaped outer hook is in tight contact with the pull contact surface of the bearing outer ring; the fixed sleeve ring is tightly clasped inward above the die drawing ring; the bolt is rotationally fixed with the die drawing core axle; the roller pin and the handle respectively ensure that the two semi-rings are positioned on the die drawing core axle; and the handle is held and the bolt is rotated, and the die drawing tool and the bearing outer ring can be pulled, assembled and taken out. The die drawing tool has the advantages that the ring-shaped outer hook of the die drawing ring is in complete contact with the roller bearing outer ring, the die drawing ring is fixed through the fixed sleeve ring and positioned through the die drawing core axle, the operation is convenient and quick, the pull force is large, and the die drawing tool is applicable to dismounting occasions, such as bearing dismounting.
Description
Technical field
The utility model machinery frock field especially for the architecture advances of bearing block and the mutual assembly and disassembly of bearing outside, is a kind of drawing-die instrument of taper roller bearing bearing outer-ring.
Background technology
The pull-up of parts such as general dismounting bearing, belt pulley, gear is three-pawl type and two pawl Shi Lama, during use, draws the pulling claw of horse to catch on to be unloaded thing to be reaction force, thereby realizes the function picking up and dismantle.
Under the particular case, for existing bearing outer ring is installed in structural representation in the bearing block and Fig. 2 for existing tapered roller bearing and inboard turning cylinder are installed in shown in the structural representation in the bearing outer ring, belong to split type and bearing outer ring and the little bearing of bearing block gap spy as Fig. 1.Bearing outer ring 2 is installed tapered roller bearing 3 and power transmission shaft 4 after installing with bearing block 1 close-fitting in bearing outer ring 2.The rising of this bearing outer ring pulls out contact-making surface and the space is all very little, width d only is 2mm, and generally speaking, the annular that the inner edge of bearing outer ring 2 protrudes in bearing block 1 slightly rises pulls out contact-making surface 21, and it is also very little that the rising of bearing outer ring 2 pulled out 1 vertical height h that can supply pull-up to stretch into of contact-making surface 21 and bearing block, also only is 2mm.Therefore, adopt instruments such as two traditional pawls or Three-claw pull-horse, can't satisfy the instructions for use in these detaching products and the assembling process.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of drawing-die instrument of taper roller bearing bearing outer-ring, easy for installation, dismounting fast, pulling force is big, is specially adapted to the little occasion of split type bearing outer ring and bearing block gap spy.
The utility model solves the problems of the technologies described above the technical scheme of being taked: a kind of drawing-die instrument of taper roller bearing bearing outer-ring; make things convenient for the dismounting of bearing; the periphery of this bearing outer ring and bearing block close fit; form rising of annular at the place, bottom surface of bearing outer ring and pull out contact-making surface; bearing outer ring is used for the turning cylinder of spring bearing and bearing inboard; described drawing-die instrument comprises pad successively; Hough drawing-die ring; the drawing-die mandrel of band screw; the fixedly retaining collar and the screw of drawing-die mandrel and Hough drawing-die ring; laterally penetrate drawing-die mandrel and Hough drawing-die ring by pin and hand holding handle, wherein:
Described pad has a circle upper edge, and pad is located at the mesopore place of bearing block, and the upper edge is fastened on the top of this mesopore;
Described Hough drawing-die ring is involuted by two semicircular ring, and bottom periphery is equipped with outer circular edge, a semicircular ring is put into and transverse shift from the inner ring of bearing outer ring, again other half semicircular ring is put into the inner ring of bearing outer ring, be embedded in rising of bearing outer ring bottom to the outer circular edge hook of Hough drawing-die ring and pull out the contact-making surface place;
Described drawing-die mandrel inserts between two semicircular ring of Hough drawing-die ring, outwards struts two semicircular ring, makes rising of outer rim and bearing outer ring bottom pull out contact-making surface and fits tightly;
Described retaining collar be located in the top of drawing-die ring and drawing-die mandrel, fixedly Hough drawing-die ring and drawing-die mandrel, and the middle part of retaining collar is provided with through hole;
Described screw stretches in the screw of drawing-die mandrel and is rotated with from the through hole of retaining collar, and the lower end of screw is replaced on pad;
Described pin laterally is plugged in a semicircular ring and the drawing-die mandrel simultaneously, and described hand holding handle end is with second half annulus and drawing-die mandrel inverted orientation;
Grip hand holding handle and rotary screw, whole drawing-die instrument and bearing outer ring are drawn from bearing block unload taking-up.
Drawing-die instrument of the present utility model is different from instruments such as two traditional pawls or Three-claw pull-horse, and the shifting principle that this drawing-die instrument is based on the Hough drawing-die ring that is made of two semicircular ring designs, and the bottom of two semicircular ring all has outer circular edge.During use,, another semicircular ring is put into by displacement got final product again as long as earlier a semicircular ring of drawing-die ring is put into bearing outer ring.
On the basis of such scheme, pulling out between contact-making surface and bearing block owing to rising of bearing outer ring to be 2mm highly only vertically for what stretch into, and the outer circular edge thickness of described Hough drawing-die ring is 1.2～1.8mm.
On the basis of such scheme; be respectively equipped with side through hole on the sidewall of two semicircular ring of described Hough drawing-die ring; the sidewall of drawing-die mandrel is provided with two side through hole; and it is corresponding respectively with the side through hole position on the semicircular ring; pin laterally is plugged in the side through hole of the side through hole of a semicircular ring and drawing-die mandrel, and the end of hand holding handle is plugged in the opposite side through hole of the side through hole of another semicircular ring and drawing-die mandrel.
On the basis of such scheme, side through hole on the described semicircular ring and the side through hole on another semicircular ring are oppositely arranged, and two side through hole on the drawing-die mandrel also are oppositely arranged.
The beneficial effects of the utility model are:
Structure by the utility model drawing-die instrument; the outer circular edge of its Hough drawing-die ring with drawn the bearing outer ring comprehensive engagement of unloading; and by retaining collar fixedly Hough drawing-die ring and drawing-die mandrel; have easy and simple to handle, quick, balance, pulling force is big; be specially adapted to the special little occasion in split type bearing outer ring and bearing block gap; simultaneously, also can be used for dismounting such as other bearings occasion.Design of the present utility model is less demanding to the fit dimension of instrument, and is easy to manufacture.
Description of drawings
Fig. 1 is that existing bearing outer ring is installed in the structural representation in the bearing block.
Fig. 2 is that existing tapered roller bearing and turning cylinder are installed in the structural representation in the bearing outer ring.
Fig. 3 is an assembling decomposition texture schematic diagram of the present utility model.
Fig. 4 is an assembly structure schematic diagram of the present utility model.
Label declaration in the accompanying drawing
1-bearing block 101-mesopore
2-bearing outer ring 21-rises and pulls out contact-making surface
3-tapered roller bearing 4-power transmission shaft
5-pad 51-upper edge
6-Hough drawing-die ring 61,62-semicircular ring
611, the 621-outer circular edge 612, the 622-side through hole
7-drawing-die mandrel 71-screw 72,73-side through hole
8-retaining collar 81-through hole
9-screw 10-pin
11-hand holding handle 111-end
The specific embodiment
Seeing also Fig. 3 is that assembling decomposition texture schematic diagram of the present utility model and Fig. 4 are shown in the assembly structure schematic diagram of the present utility model; a kind of drawing-die instrument of taper roller bearing bearing outer-ring; make things convenient for the dismounting of bearing; the periphery of this bearing outer ring 2 and bearing block 1 close fit; form rising of annular at the place, bottom surface of bearing outer ring 2 and pull out contact-making surface 21; bearing outer ring 2 is used to support the turning cylinder 4 of tapered roller bearing 3 and tapered roller bearing 3 inboards; described drawing-die instrument comprises pad 5 from bottom to top successively; Hough drawing-die ring 6; the drawing-die mandrel 7 of band screw 71; the fixedly retaining collar 8 and the screw 9 of drawing-die mandrel 7 and Hough drawing-die ring 6; laterally penetrate Hough drawing-die ring 6 and drawing-die mandrel 7 by pin 10 and hand holding handle 11; wherein
Described pad 5 has a circle upper edge 51, and pad 5 is located at mesopore 101 places of bearing block 1, and upper edge 51 is fastened on the top of this mesopore 101;
Described Hough drawing-die ring 6 is involuted by two semicircular ring 61,62, and bottom periphery is equipped with outer circular edge 611,621, thickness is about 1.6mm, a semicircular ring 61 is put into and transverse shift from the inner ring of bearing outer ring 2, again another semicircular ring 62 is put into the inner ring of bearing outer ring 2, be embedded rising of bearing outer ring 2 bottoms to the outer circular edge 611,621 of Hough drawing-die ring 6 and pull out contact-making surface 21 places; This pulls out, and height h only is 2mm between contact-making surface 21 places and the bearing block 1;
Described drawing-die mandrel 7 outwards struts two semicircular ring 61,62 from 61,62 insertions of two semicircular ring of Hough drawing-die ring 6, makes rising of outer circular edge 611,621 and bearing outer ring 2 bottoms pull out contact-making surface 21 and fits tightly;
Described retaining collar 8 be located in the top of Hough drawing-die ring 6 and drawing-die mandrel 7, fixedly Hough drawing-die ring 6 and drawing-die mandrel 7, and the middle part of retaining collar 8 is provided with through hole 81;
Described screw 9 stretches in the screw 71 of drawing-die mandrel 7 and is rotated with from the through hole 81 of retaining collar 8, and the lower end of screw 9 is replaced on pad 5;
On the sidewall of two semicircular ring 61,62 of described Hough drawing-die ring 6, be respectively equipped with side through hole 612,622, and the position is relative, on the sidewall of drawing-die mandrel 7, be provided with relative two side through hole 72,73 in position, and corresponding with side through hole 612,622 difference on the semi-ring 61,62;
Described pin 10 laterally is plugged in a semicircular ring 61 and the drawing-die mandrel 7 simultaneously, and described hand holding handle 11 ends 111 are with second half annulus 61 and drawing-die mandrel 7 inverted orientation;
The end 111 of hand holding handle 11 is plugged in the opposite side through hole 73 of the side through hole 622 of another semi-ring 62 and drawing-die mandrel 7, with this semi-ring 62 and drawing-die mandrel 7 location.During operation,
Grip hand holding handle 11 and rotary screw 9, whole drawing-die instrument and bearing outer ring 2 are drawn from bearing block 1 unload taking-up.
Claims (4)
1. the drawing-die instrument of a taper roller bearing bearing outer-ring; make things convenient for the dismounting of bearing; the periphery of this bearing outer ring and bearing block close fit; form rising of annular at the place, bottom surface of bearing outer ring and pull out contact-making surface; bearing outer ring is used for the turning cylinder of spring bearing and bearing inboard; it is characterized in that: described drawing-die instrument comprises pad successively; Hough drawing-die ring; the drawing-die mandrel of band screw; the fixedly retaining collar and the screw of drawing-die mandrel and Hough drawing-die ring; laterally penetrate drawing-die mandrel and Hough drawing-die ring by pin and hand holding handle; wherein
Described pad has a circle upper edge, and pad is located at the mesopore place of bearing block, and the upper edge is fastened on the top of this mesopore;
Described Hough drawing-die ring is involuted by two semicircular ring, and bottom periphery is equipped with outer circular edge, a semicircular ring is put into and transverse shift from the inner ring of bearing outer ring, again other half semicircular ring is put into the inner ring of bearing outer ring, be embedded in rising of bearing outer ring bottom to the outer circular edge hook of Hough drawing-die ring and pull out the contact-making surface place;
Described drawing-die mandrel inserts between two semicircular ring of Hough drawing-die ring, outwards struts two semicircular ring, makes rising of outer rim and bearing outer ring bottom pull out contact-making surface and fits tightly;
Described retaining collar be located in the top of Hough drawing-die ring and drawing-die mandrel, fixedly Hough drawing-die ring and drawing-die mandrel, and the middle part of retaining collar is provided with through hole;
Described screw stretches in the screw of drawing-die mandrel and is rotated with from the through hole of retaining collar, and the lower end of screw is replaced on pad;
Described pin laterally is plugged in a semicircular ring and the drawing-die mandrel simultaneously, and described hand holding handle end is with second half annulus and drawing-die mandrel inverted orientation;
Grip hand holding handle and rotary screw, whole drawing-die instrument and bearing outer ring are drawn from bearing block unload taking-up.
2. the drawing-die instrument of described taper roller bearing bearing outer-ring according to claim 1 is characterized in that: the outer circular edge thickness of described Hough drawing-die ring is 1.2～1.8mm.
3. the drawing-die instrument of taper roller bearing bearing outer-ring according to claim 1; it is characterized in that: be respectively equipped with side through hole on the sidewall of two semicircular ring of described Hough drawing-die ring; the sidewall of described drawing-die mandrel is provided with two side through hole; and it is corresponding respectively with the side through hole on two semicircular ring; pin laterally is plugged in the side through hole of the side through hole of a semicircular ring and drawing-die mandrel, and the end of hand holding handle is plugged in the opposite side through hole of the side through hole of another semicircular ring and drawing-die mandrel.
4. the drawing-die instrument of taper roller bearing bearing outer-ring according to claim 3 is characterized in that: side through hole on the described semicircular ring and the side through hole on another semicircular ring are oppositely arranged, and two side through hole on the drawing-die mandrel also are oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920286414XU CN201613437U (en) | 2009-12-25 | 2009-12-25 | Die drawing tool of tapered roller bearing outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920286414XU CN201613437U (en) | 2009-12-25 | 2009-12-25 | Die drawing tool of tapered roller bearing outer ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201613437U true CN201613437U (en) | 2010-10-27 |
Family
ID=42999809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920286414XU Expired - Fee Related CN201613437U (en) | 2009-12-25 | 2009-12-25 | Die drawing tool of tapered roller bearing outer ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201613437U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105313071A (en) * | 2015-11-13 | 2016-02-10 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for detaching double-piece inner ring angular contact ball bearing on aero-engine fan front journal |
| CN106363392A (en) * | 2016-11-03 | 2017-02-01 | 大连理工大学 | Aircraft engine double-rotor test bed intermediate bearing outer ring assembling and disassembling method |
| CN107443306A (en) * | 2017-09-21 | 2017-12-08 | 安徽江淮汽车集团股份有限公司 | A kind of bearing outer ring disassembling fixture |
| CN108581939A (en) * | 2018-05-03 | 2018-09-28 | 浙江高领新能源科技有限公司 | Universal bearing outer ring draw bench special |
| CN108946430A (en) * | 2018-08-16 | 2018-12-07 | 福建龙溪轴承(集团)股份有限公司 | A kind of devices and methods therefor to mounted plain radial bearing inner ring hole lifting mandrel |
| CN109848917A (en) * | 2018-12-17 | 2019-06-07 | 中国航发动力股份有限公司 | A kind of component and bearing disassembling tool |
| CN114043420A (en) * | 2021-10-28 | 2022-02-15 | 中车株洲电力机车有限公司 | Narrow space interference fit ring type workpiece withdrawal tool and method |
-
2009
- 2009-12-25 CN CN200920286414XU patent/CN201613437U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105313071A (en) * | 2015-11-13 | 2016-02-10 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for detaching double-piece inner ring angular contact ball bearing on aero-engine fan front journal |
| CN105313071B (en) * | 2015-11-13 | 2017-03-29 | 沈阳黎明航空发动机(集团)有限责任公司 | The double half inner ring angular contact ball bearing method for dismounting of axle journal before aerial engine fan |
| CN106363392A (en) * | 2016-11-03 | 2017-02-01 | 大连理工大学 | Aircraft engine double-rotor test bed intermediate bearing outer ring assembling and disassembling method |
| CN106363392B (en) * | 2016-11-03 | 2018-07-06 | 大连理工大学 | Aero-engine birotor testing stand intershaft bearing outer ring handling method |
| CN107443306A (en) * | 2017-09-21 | 2017-12-08 | 安徽江淮汽车集团股份有限公司 | A kind of bearing outer ring disassembling fixture |
| CN108581939A (en) * | 2018-05-03 | 2018-09-28 | 浙江高领新能源科技有限公司 | Universal bearing outer ring draw bench special |
| CN108946430A (en) * | 2018-08-16 | 2018-12-07 | 福建龙溪轴承(集团)股份有限公司 | A kind of devices and methods therefor to mounted plain radial bearing inner ring hole lifting mandrel |
| CN108946430B (en) * | 2018-08-16 | 2024-05-17 | 福建龙溪轴承(集团)股份有限公司 | Device and method for centering installed inner ring Kong Diaozhuang mandrel of radial spherical plain bearing |
| CN109848917A (en) * | 2018-12-17 | 2019-06-07 | 中国航发动力股份有限公司 | A kind of component and bearing disassembling tool |
| CN114043420A (en) * | 2021-10-28 | 2022-02-15 | 中车株洲电力机车有限公司 | Narrow space interference fit ring type workpiece withdrawal tool and method |
| CN114043420B (en) * | 2021-10-28 | 2023-10-13 | 中车株洲电力机车有限公司 | Tool and method for disassembling small-space interference fit ring-type workpiece |
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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 |
Granted publication date: 20101027 Termination date: 20171225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |