CN103522249A - Disassembling tool of shaft liner - Google Patents
Disassembling tool of shaft liner Download PDFInfo
- Publication number
- CN103522249A CN103522249A CN201210232964.XA CN201210232964A CN103522249A CN 103522249 A CN103522249 A CN 103522249A CN 201210232964 A CN201210232964 A CN 201210232964A CN 103522249 A CN103522249 A CN 103522249A
- Authority
- CN
- China
- Prior art keywords
- cone
- pull bar
- axis
- cutting ferrule
- face
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/062—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws
Abstract
The invention relates to the field of engineering machines, and provides a disassembling tool of a shaft liner. The disassembling tool comprises a handle, a pull rod, a limiting sleeve, a clamping sleeve and a cone shaft, wherein one end of the pull rod is a cylindrical surface, a hole in the cylindrical surface is in fit with the handle, external threads in the middle of the pull rod are in fit with a threaded hole of the limiting sleeve in a threaded mode, the end face of a boss of the middle part of the pull rod makes surface contact with the end face of the clamping sleeve, external threads at the other end of the pull rod are connected with a threaded hole of the cone shaft in a threaded mode, three uniformly distributed grooves are formed in the clamping sleeve, therefore three jaws are arranged, the inner portion of a jaw structure is formed by inner cone surfaces and cylindrical holes, protrusions are arranged on a cylindrical surface of the clamping sleeve, the clamping sleeve is arranged on the cone shaft in a sleeved mode, the cone surface of the cone shaft is attached to the inner cone surfaces of the three jaws of the clamping sleeve, and the three jaws can slide along with the relative movement of the pull rod along with the cone shaft. The disassembling tool is small in size, simple in operation and convenient to use.
Description
Technical field
The present invention relates to engineering machinery field, relate in particular to a kind of neck bush disassembling tool.
Background technology
At present, the decomposition to neck bush, common way is to knock neck bush without one end of rib with hammer and the so simple instrument of chisel, until neck bush is taken out completely.This way is can operating space enough large, and neck bush place product allows, under destroyed condition, can realize the decomposition to neck bush.But, for in the situation that two neck bush symmetries are installed and gap is very little between the two, can operating space smaller, in the situation that the such instrument of hammer and chisel can not play a role, and do not allow destroyed in the situation that at neck bush place product, the way of this decomposition neck bush is just not competent.
Summary of the invention
The technical problem to be solved in the present invention: the invention provides a kind of neck bush disassembling tool, can be in the situation that two neck bush symmetries be installed and gap is very little between the two, can operating space smaller, in the situation that the such instrument of hammer and chisel can not play a role, and do not allow to decompose destroyed in the situation that neck bush at neck bush place product.
Technical scheme of the present invention: a kind of neck bush disassembling tool, it is characterized in that: comprise handle, pull bar, stop collar, cutting ferrule, the axis of cone, one end of pull bar is the face of cylinder, hole on the face of cylinder and handle are adaptive, the external screw thread at pull bar middle part and the screwed hole screw thread of stop collar are adaptive, the end plane-plane contact of the end face of the boss of pull bar mid portion and cutting ferrule, the other end external screw thread of pull bar is threaded with the screwed hole of the axis of cone, on cutting ferrule, there are 3 equally distributed grooves, thereby produce three pawls, the inside of pawl structure is comprised of inner conical surface and cylindrical hole, on the face of cylinder of cutting ferrule, there is projection, cutting ferrule is enclosed within the axis of cone, the inner conical surface laminating of three pawls of the conical surface of the axis of cone and cutting ferrule, three pawls are along with the axis of cone and pull bar relatively move slidably.
Beneficial effect of the present invention: the present invention can decompose the neck bush being under multiple environment, and to neck bush place product without destruction.It is little that it also has volume, simple to operate, feature easy to use.Time saving and energy saving economical and practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and wherein a is front view of the present invention, and b is A-A cutaway view.
Fig. 2 is the structural representation of pull bar of the present invention.
Fig. 3 is the structural representation of stop collar of the present invention, the cutaway view that wherein a is stop collar, the top view that b is stop collar.
Fig. 4 is the structural representation of cutting ferrule of the present invention, the front view that wherein a is stop collar, the cutaway view that b is B-B, the top view that c is cutting ferrule.
Fig. 5 is the structural representation of the axis of cone of the present invention, the front view that wherein a is the axis of cone, and b is C-C cutaway view, the top view that c is the axis of cone.
The specific embodiment
Fig. 1 is shown in by instrument: handle 1, pull bar 2, stop collar 3, cutting ferrule 4, the axis of cone 5, consist of.Fig. 2 is shown in by pull bar: one end of pull bar 2 is the face of cylinder 6, on the face of cylinder 6 porose 7 with handle 1 tight fit, pull bar 2 middle parts have external screw thread 8 to be connected with the screwed hole 12 of stop collar 3, the other end of pull bar 2 has an external screw thread 11 to be connected with the screwed hole 25 of the axis of cone 5, at external screw thread 11 roots, there is boss 9,21 laminatings of end face of its end face 10 and cutting ferrule 4, have fixed the position of cutting ferrule 4.
Stop collar is shown in Fig. 3: the screwed hole 12 of stop collar 3 is connected with the external screw thread 8 at pull bar 2 middle parts, the end face 15 of stop collar 3 contacts with neck bush place product support surface, stop collar 3 is also provided with endoporus 13, reticulate pattern 14 and oblate body 16, makes pull bar 2 and stop collar 3 relative motions smooth.
Fig. 4 is shown in by cutting ferrule: the end face 21 of cutting ferrule 4 and 10 laminatings of the end face of pull bar 2 mid portion boss 9, cutting ferrule 4 is also provided with three equally distributed grooves 19, thereby produce three pawls 26, the internal taper hole 20 of three pawls 26 contacts with 24 of the conical surfaces of the axis of cone 5, with the axis of cone 5, be fastened on pull bar 2 expansion under the axis of cone 5 effects of the inner conical surface 20 of three pawls 26.Projection 17 on the face of cylinder 18 of cutting ferrule 4 is stuck in neck bush without rib one end face, with pull bar 2, constantly rotates, and pulls out neck bush.
The axis of cone is shown in Fig. 5: 20 of the inner conical surfaces of 4 three pawls 26 of the conical surface 24 of the axis of cone 5 and cutting ferrule contact, and the screwed hole 25 of the axis of cone 5 is connected with the external screw thread 11 of pull bar 2, and the axis of cone 5 is also provided with six sides and pulls mouth 23, facilitates the axis of cone 5 to be fastened on pull bar 2.
Handle 1 is tight fit with pull bar 2, and pull bar 2 is with stop collar 3 by being threaded togather, and pull bar 2 other end screw threads and the axis of cone 5 are threaded togather.Rotating rod 2, by the screw thread between stop collar 3 and pull bar 2, pull bar 2 is moved on stop collar 3, the axis of cone 5 is fixed on pull bar 2, make when pull bar 2 motion, the axis of cone 5 is followed pull bar 2 and is moved along equidirectional with identical speed, because the inner conical surface 20 of 4 three pawls 26 of the conical surface 24 of the axis of cone 5 and cutting ferrule contacts, when the axis of cone 5 motion, the inner conical surface 20 of 4 three pawls 26 of the conical surface 24 extruding cutting ferrules of the axis of cone 5 forces its expansion, continue rotating rod 2 until make the conical surface 24 of the axis of cone 5 and the inner conical surface 20 of 4 three pawls 26 of cutting ferrule no longer include relative displacement, due to the projection 17 of cutting ferrule 4 with neck bush without rib one end contact, continue rotating rod 2, neck bush, cutting ferrule 4, the axis of cone 5 are done rightabout motion with stop collar 3 with identical speed again, until neck bush is taken out completely, the space of the endoporus 13 of stop collar 3 guarantees space required in decomposable process.
Embodiment
Neck bush disassembling tool is shown in that figure mono-is comprised of handle 1, pull bar 2, stop collar 3, cutting ferrule 4, the axis of cone 5.
Handle 1: be a diameter of phi 5mm, the cylinder that length is 60mm.
Fig. 2 is shown in by pull bar 2: one end of pull bar 2 is the face of cylinder 6 of diameter of phi 14mm, the hole of diameter of phi 5mm on the face of cylinder 6 and handle 1 tight fit, the length at pull bar 2 middle parts is 70mm, the screw thread 8 of M16 is threaded with the screwed hole 12 of stop collar 3, the end face 10 of the boss 9 of the diameter of phi 20mm of pull bar 2 mid portions contacts with 21 of the end faces of cutting ferrule 4, the length of pull bar 2 other ends is 15mm, and the external screw thread 11 of M10 is threaded with the screwed hole 25 of the axis of cone 5, and overall length is 130mm.
Fig. 4 is shown in by cutting ferrule 4: (Fig. 4 a, c) cutting ferrule 4 has the face of cylinder 18 of diameter of phi 21.5mm, the projection 11 that is provided with diameter of phi 24mm on the face of cylinder 18 contacts without rib one end with bearing insert, on cutting ferrule 4, have by the distribution of 120 °, interval, wide is 4mm, dark is 25mm, three and half grooves 19 that top radius is R=2mm, and relatively produce three pawls 26; The hole of the interior processing diameter of (Fig. 4 b) cutting ferrule 4 16mm dark 20, guarantees the empty cutter thick 1.5mm of hole wall partly, has improved three pawl 26 elasticity, at the other end, being processed into gradient is 5 °, path Φ 16mm, is that the taper hole 20 of 15mm and 24 of the conical surfaces of the axis of cone 5 contact deeply, the overall length 35mm of cutting ferrule 4.
The axis of cone 5 is shown in Fig. 5: (Fig. 5 a) gradient of the axis of cone 5 is 5 °, and path is that the conical surface of Φ 16mm and three pawls, the 26 taper hole faces of cutting ferrule 4 contact; The dark of (Fig. 5 b) axis of cone 5 is 18mm, and the screwed hole 25 of M10 is threaded with the external screw thread 11 of pull bar 2; (Fig. 5 b, c) axis of cone 5 has wide 18mm, is the Liu Fangtai of 10mm deeply, as jaw, for spanner, fixes, and it is fastening that rotation makes it be threaded with pull bar 2, the axis of cone 5 overall length 40mm.
Handle 1 and push rod 2 are that tight fit, push rod 2 and stop collar 3 are by being threaded in
Together, insert in product.The end face of stop collar 3 15 is pressed on product; From the other end of product, load onto cutting ferrule 4 and the axis of cone 5, screw the axis of cone 5, make end face 10 laminatings of the boss 9 on cutting ferrule 4 end faces 21 and push rod 2, make three pawls 26 of cutting ferrule 4 open simultaneously, the projection of diameter of phi 24mm above it 11 is inserted to two neck bush without between rib, be stuck on end face.Along with the rotation of handle 1, push rod 2 constantly moves along the axis of thread, drives cutting ferrule 4 and the axis of cone 5 to move, and stop collar 3 is tightly pressed on product, and cutting ferrule 4 and the axis of cone 5 are done rightabout motion with stop collar 3 with identical speed, until neck bush is taken out completely.
Claims (1)
1. a neck bush disassembling tool, it is characterized in that: comprise handle, pull bar, stop collar, cutting ferrule, the axis of cone, one end of pull bar is the face of cylinder, hole on the face of cylinder and handle are adaptive, the external screw thread at pull bar middle part and the screwed hole screw thread of stop collar are adaptive, the end plane-plane contact of the end face of the boss of pull bar mid portion and cutting ferrule, the other end external screw thread of pull bar is threaded with the screwed hole of the axis of cone, on cutting ferrule, there are 3 equally distributed grooves, thereby produce three pawls, the inside of pawl structure is comprised of inner conical surface and cylindrical hole, on the face of cylinder of cutting ferrule, there is projection, cutting ferrule is enclosed within the axis of cone, the inner conical surface laminating of three pawls of the conical surface of the axis of cone and cutting ferrule, three pawls are along with the axis of cone and pull bar relatively move slidably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232964.XA CN103522249A (en) | 2012-07-06 | 2012-07-06 | Disassembling tool of shaft liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232964.XA CN103522249A (en) | 2012-07-06 | 2012-07-06 | Disassembling tool of shaft liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103522249A true CN103522249A (en) | 2014-01-22 |
Family
ID=49924778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210232964.XA Pending CN103522249A (en) | 2012-07-06 | 2012-07-06 | Disassembling tool of shaft liner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103522249A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106853625A (en) * | 2015-12-08 | 2017-06-16 | 江西昌河航空工业有限公司 | A kind of bushing static press device |
| EP3239055A1 (en) * | 2016-04-25 | 2017-11-01 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | Extracting device for extracting a trim weight from a rotor blade |
| CN109775228A (en) * | 2018-12-25 | 2019-05-21 | 格力电器（武汉）有限公司 | A kind of liner apparatus for correcting |
| CN114083489A (en) * | 2021-12-20 | 2022-02-25 | 山推工程机械股份有限公司 | Tool apron dismounting device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0635645A1 (en) * | 1993-07-07 | 1995-01-25 | MKT METALL-KUNSTSTOFF-TECHNIK GmbH & Co. KG. | Dowell |
| NL1021272C2 (en) * | 2002-08-14 | 2004-02-17 | Haanschoten Josef Gijsbert | Tool for removing bearing from its seat, comprises clamping sleeve and percussion pin with corresponding cone shaped profiles |
| CN2645854Y (en) * | 2003-08-13 | 2004-10-06 | 武建设 | Crank hole bush detacher of pumping unit |
| CN2681863Y (en) * | 2004-03-22 | 2005-03-02 | 中国重型汽车集团有限公司 | Liner dismounting device for automobile engine fuel injector |
| CN2751983Y (en) * | 2004-09-27 | 2006-01-18 | 中国石油天然气股份有限公司 | Device for withdrawing pumping unit crank pin taper |
| CN200984726Y (en) * | 2006-12-31 | 2007-12-05 | 南京金城机械有限公司 | Blind hole bush withdrawing device |
| CN100427274C (en) * | 2007-02-25 | 2008-10-22 | 刘之增 | Pulling unit |
| CN202155852U (en) * | 2011-06-03 | 2012-03-07 | 中国航空动力机械研究所 | Bushing dismounting device |
-
2012
- 2012-07-06 CN CN201210232964.XA patent/CN103522249A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0635645A1 (en) * | 1993-07-07 | 1995-01-25 | MKT METALL-KUNSTSTOFF-TECHNIK GmbH & Co. KG. | Dowell |
| NL1021272C2 (en) * | 2002-08-14 | 2004-02-17 | Haanschoten Josef Gijsbert | Tool for removing bearing from its seat, comprises clamping sleeve and percussion pin with corresponding cone shaped profiles |
| CN2645854Y (en) * | 2003-08-13 | 2004-10-06 | 武建设 | Crank hole bush detacher of pumping unit |
| CN2681863Y (en) * | 2004-03-22 | 2005-03-02 | 中国重型汽车集团有限公司 | Liner dismounting device for automobile engine fuel injector |
| CN2751983Y (en) * | 2004-09-27 | 2006-01-18 | 中国石油天然气股份有限公司 | Device for withdrawing pumping unit crank pin taper |
| CN200984726Y (en) * | 2006-12-31 | 2007-12-05 | 南京金城机械有限公司 | Blind hole bush withdrawing device |
| CN100427274C (en) * | 2007-02-25 | 2008-10-22 | 刘之增 | Pulling unit |
| CN202155852U (en) * | 2011-06-03 | 2012-03-07 | 中国航空动力机械研究所 | Bushing dismounting device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106853625A (en) * | 2015-12-08 | 2017-06-16 | 江西昌河航空工业有限公司 | A kind of bushing static press device |
| EP3239055A1 (en) * | 2016-04-25 | 2017-11-01 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | Extracting device for extracting a trim weight from a rotor blade |
| CN109775228A (en) * | 2018-12-25 | 2019-05-21 | 格力电器（武汉）有限公司 | A kind of liner apparatus for correcting |
| CN114083489A (en) * | 2021-12-20 | 2022-02-25 | 山推工程机械股份有限公司 | Tool apron dismounting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140122 |