CN102990607A - Safe removing and installing tool for elastic collars for shafts - Google Patents
Safe removing and installing tool for elastic collars for shafts Download PDFInfo
- Publication number
- CN102990607A CN102990607A CN2012105170298A CN201210517029A CN102990607A CN 102990607 A CN102990607 A CN 102990607A CN 2012105170298 A CN2012105170298 A CN 2012105170298A CN 201210517029 A CN201210517029 A CN 201210517029A CN 102990607 A CN102990607 A CN 102990607A
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- China
- Prior art keywords
- circlip
- studs
- dismantling device
- fork arms
- type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009987 spinning Methods 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 4
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
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Abstract
The invention discloses a safe removing and installing tool for elastic collars for shafts, which comprises a Y-shaped bracket, a double-headed stud, a rotary wheel and two grooved hooks, wherein the Y-shaped bracket is an elastic bracket, the Y-shaped bracket comprises two forked rods, the opening ends of the two forked rods are parallel to each other, the closed ends of the two forked rods are connected to be a whole, the opening ends of the two forked rods are respectively provided with a threaded hole, the double-headed stud passes through the threaded holes, the rotary wheel is sleeved on the middle part of the double-headed stud, the two grooved hooks are respectively located at the end parts of the opening ends of the two forked rods, the two ends of the double-headed stud are cylindrical and are respectively provided with an external thread, and the external threads and the threaded holes constitute a thread pair. The tool disclosed by the invention is mainly used for removing and installing elastic collars with a large size so as to ensure the safety in operation, and can effectively prevent elastic collars from slipping, and avoid the occurrence of a situation that elastic collars jump and hurt people; and the distance between the two grooved hooks is controlled by the rotation of the rotary wheel, so that the two grooved hooks can stay at a desired position at any time, therefore, the operation is labor-saving, and a large clamping tensile force between the two grooved hooks can be obtained by using a smaller rotating force.
Description
Technical field
The present invention relates to mechanical dismantling device field, especially relate to a kind of safe dismantling device of circlip for shaft.
Background technology
The axial location of the rotary parts such as plant equipment middle (center) bearing, gear, disk, flywheel often need to be used circlip.Circlip can be divided into axle with and two kinds of circlip for holes.In mechanical assembling process, need to carry out dismounting and the installation of circlip.Circlip is large semicircle opening shape, clamps by external force during installation to make in the circlip slot of packing into after its distortion, and external force is unclamped rear back-up ring and resiled in the card entry slot performance axial positioning function; Step during dismounting is opposite, first application of force distortion, and rear safety is taken out.
The mounting or dismounting circlip, what need most attention is safety problem, to guarantee that circlip can not jump out hurts sb.'s feelings.The dismantling device that generally uses at present is spring shield ring spanner, the likeness in form nipper plier, and two binding clips are elongated taper shape, are convenient to enter in two holes of circlip; The pincers tail of spring shield ring spanner is curved, is convenient to grasp and exert oneself.For the less circlip of size, because its elastic force is less, can directly use spring shield ring spanner to install and remove, be aided with simultaneously on the other hand hood guard, can guarantee that circlip can not fly spring and hurt sb.'s feelings.But when the size of circlip was larger, its elastic force tended to quite large, installed and removed with spring shield ring spanner to face multiple difficulty again, and main difficulty one is to require great effort very much when clamping; The 2nd, application of force process Elastic back-up ring more Workflow's spring is hurted sb.'s feelings.
The deficiency of existing spring shield ring spanner is: because two pincers points are in non-parallel state in the course of the work, cause easily circlip to fly because of skidding to jump, generation potential safety hazard, and more difficult clamping when restricted in the operating space are difficult to work; Clamp sharp length and clamp handle length is more or less the same, relatively require great effort during use; In the use procedure, the distance between the two pincers points can not arbitrarily be fixed on a certain position, is not easy to carry out process control.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of safe dismantling device of circlip for shaft, and the present invention is specifically designed to the larger-size circlip of dismounting, and handling safety is laborsaving.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the safe dismantling device that a kind of circlip for shaft is provided, comprise Y type support, studs, spinning roller and two groove hooks, described Y type support is the elastic support of an end opening, described Y type support comprises two fork arms, the part of the contiguous Y type of described two fork arms carrier openings end is parallel to each other, the part of the contiguous Y type of described two fork arms support closing end is connected, the contiguous Y type of described two fork arms carrier openings end is respectively arranged with a screwed hole, one section smooth department and the threaded portion at cylindrical portion two ends in the middle of described studs comprises, described studs passes described screwed hole, described spinning roller is enclosed within the middle smooth department of described studs, described two groove hooks be located at respectively described two fork arms be positioned at Y type carrier openings end the end.Described two groove hooks fluting direction is established relatively.
In a preferred embodiment of the present invention, described two screwed holes big or small identical, thread rotary orientation is opposite.
In a preferred embodiment of the present invention, the two ends of described studs are cylinder and are respectively arranged with external screw thread, and described external thread rotary is on the contrary.
In a preferred embodiment of the present invention, the external diameter of the column part of described studs and the internal diameter of described screwed hole size coupling, the thread pitch of described studs is identical with the thread pitch of described screwed hole.
In a preferred embodiment of the present invention, the smooth department of described studs is rectangular scapus.
In a preferred embodiment of the present invention, the center of described spinning roller is provided with a square through hole, the size of this square through hole and the size of rectangular scapus coupling.
The present invention is mainly used in the larger-size circlip of dismounting, to guarantee handling safety, can prevent effectively that circlip from skidding, avoid occurring the situation that the circlip bullet jumps and hurts sb.'s feelings, distance between the two groove hooks is controlled by the rotation of spinning roller, can make two groove hooks rest at any time the position of wanting, rapid operation, screw thread pair can obtain with less spin clamping pulling force larger between the two groove hooks to the enlarge-effect of having puted forth effort on the spinning roller.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is Y type supporting structure schematic diagram of the present invention;
Fig. 3 is that studs of the present invention and spinning roller are along the profile of A-A direction;
The mark of each parts is as follows among the figure: 1, Y type support, 2, studs, 3, spinning roller, 4, the groove hook, 5, screwed hole, 6, square through hole, 7, rectangular scapus, 8, fork arm.
The specific embodiment
The present invention will be described in detail below in conjunction with accompanying drawing and concrete preferred embodiment, so that advantages and features of the invention can be easier to be understood by those skilled in the art, these embodiment only are illustrative purposes, are not intended to scope of the present invention is limited.
See also Fig. 1 to Fig. 3, the safe dismantling device of circlip for shaft of the present invention comprises Y type support 1, studs 2, spinning roller 3 and two groove hooks 4.Described Y type support 1 is the elastic support of an end opening, described Y type support 1 comprises two fork arms 8, the part of described two fork arms, 8 contiguous Y type support 1 openends is parallel to each other, the part of described two fork arms, 8 contiguous Y type support 1 closing ends is connected, and described two fork arms, 8 contiguous Y type support 1 openends are respectively arranged with a screwed hole 5.One section smooth department and the threaded portion at cylindrical portion two ends in the middle of described studs 2 comprises.Described studs 2 passes described screwed hole 5, and described spinning roller 3 is enclosed within the middle smooth department of described studs 2, described two groove hooks 4 be located at respectively described two fork arms 8 be positioned at Y type support 1 openend the end.Described two groove hooks, 4 fluting directions are established relatively.
In addition, 5 sizes of two screwed holes on described two fork arms 8 are identical, thread rotary orientation is opposite.
In addition, the two ends of described studs 2 are cylinder and are respectively arranged with external screw thread, and described external thread rotary is on the contrary.
In addition, the internal diameter of the external diameter of the column part of described studs 2 and described screwed hole 5 size coupling, the thread pitch of described studs 2 is identical with the thread pitch of described screwed hole 5.
In addition, the smooth department of described studs 2 is rectangular scapus 7.
In addition, the center of described spinning roller 3 is provided with a square through hole 6, the size coupling of the size of this square through hole 6 and rectangular scapus 7.
Further, when the present invention uses two groove hooks 4 are stretched in two holes of circlip, the groove of groove hook 4 blocks the hole wall of circlip, when rotating spinning roller 3, spinning roller 3 can drive rectangular scapus 7 parts that are contained in the studs 2 in the square through hole 6 and rotate together, namely drives simultaneously studs 2 and rotates together.Because the two ends of studs 2 are to be contained in two screwed holes 5 on the fork arm 8, and the external screw thread that arranges on the two ends of studs 2 and screwed hole 5 consist of screw thread pair, and Y type support 1 is elastic support, when studs 2 rotates, two groove hooks 4 that will spur two fork arm 8 bottoms near or open, thereby clamp or unclamp circlip, realize the dismounting of circlip on axle.
Because the present invention in use, two groove hooks 4 tighten the hole wall of circlip all the time, can prevent that circlip from skidding; In the course of work, because be to make two groove hooks 4 keep translation by threads turn, put forth effort steadily the situation that the circlip bullet jumps and hurts sb.'s feelings can not occur, guarantee the safety of operation; Distance between the two groove hooks 4 is controlled by the rotation of spinning roller 3, can make two groove hooks 4 rest at any time the position of wanting, the easily dismounting of control tool action; And rapid operation, screw thread pair can obtain with less spin clamping pulling force larger between the two groove hooks 4 to the enlarge-effect of having puted forth effort on the spinning roller 3, like a cork circlip is clamped.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (7)
1. the safe dismantling device of a circlip for shaft, it is characterized in that, comprise Y type support, studs, spinning roller and two groove hooks, described Y type support is the elastic support of an end opening, described Y type support comprises two fork arms, the part of the contiguous Y type of described two fork arms carrier openings end is parallel to each other, the part of the contiguous Y type of described two fork arms support closing end is connected, the contiguous Y type of described two fork arms carrier openings end is respectively arranged with a screwed hole, one section smooth department and the threaded portion at cylindrical portion two ends in the middle of described studs comprises, described studs passes described screwed hole, described spinning roller is enclosed within the middle smooth department of described studs, described two groove hooks be located at respectively described two fork arms be positioned at Y type carrier openings end the end.
2. described two groove hooks fluting direction is established relatively.
3. the safe dismantling device of circlip for shaft according to claim 1 is characterized in that, described two screwed holes big or small identical, thread rotary orientation is opposite.
4. the safe dismantling device of circlip for shaft according to claim 1 is characterized in that, the two ends of described studs are cylinder and are respectively arranged with external screw thread, and described external thread rotary is on the contrary.
5. the safe dismantling device of circlip for shaft according to claim 3, it is characterized in that, the external diameter of the column part of described studs and the internal diameter of described screwed hole size coupling, the thread pitch of described studs is identical with the thread pitch of described screwed hole.
6. the safe dismantling device of circlip for shaft according to claim 3 is characterized in that, the smooth department of described studs is rectangular scapus.
7. the safe dismantling device of circlip for shaft according to claim 1 is characterized in that, the center of described spinning roller is provided with a square through hole, the size of this square through hole and the size of rectangular scapus coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517029.8A CN102990607B (en) | 2012-12-06 | 2012-12-06 | A kind of safe dismantling device of circlip for shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517029.8A CN102990607B (en) | 2012-12-06 | 2012-12-06 | A kind of safe dismantling device of circlip for shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102990607A true CN102990607A (en) | 2013-03-27 |
| CN102990607B CN102990607B (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210517029.8A Active CN102990607B (en) | 2012-12-06 | 2012-12-06 | A kind of safe dismantling device of circlip for shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102990607B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986499A (en) * | 2019-04-02 | 2019-07-09 | 安徽全柴锦天机械有限公司 | A kind of shaft block ring installation special tool |
| CN111720412A (en) * | 2020-05-29 | 2020-09-29 | 江苏永昊高强度螺栓有限公司 | Special-shaped bolt and nut assembly |
| CN113858119A (en) * | 2020-06-30 | 2021-12-31 | 中国航发商用航空发动机有限责任公司 | Unlocking tool |
| CN115415774A (en) * | 2022-09-20 | 2022-12-02 | 国营川西机器厂 | A partial shipment device that is used for aeroengine to add accent spiral shell lid subassembly |
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|---|---|---|---|---|
| CN2097072U (en) * | 1991-05-28 | 1992-02-26 | 王劲齐 | Adjustable retaining ring plier |
| CN2141753Y (en) * | 1992-12-24 | 1993-09-08 | 左文礼 | Clasp forceps |
| CN1169345A (en) * | 1996-02-21 | 1998-01-07 | 汉斯厄蒂克机械和设备工厂有限公司 | Apparatus for installing clamping rings |
| CN2897572Y (en) * | 2006-03-29 | 2007-05-09 | 宝山钢铁股份有限公司 | Two-way axial-hole spring callipers |
| CN201298694Y (en) * | 2008-11-24 | 2009-08-26 | 重庆市电力公司沙坪坝供电局 | Pin remover for anti-pollution insulator |
| CN201960540U (en) * | 2010-11-11 | 2011-09-07 | 上海采埃孚转向系统有限公司 | Retainer pliers for electric steering engine and hydraulic steering engine |
| CN201989122U (en) * | 2011-03-31 | 2011-09-28 | 浙江吉利汽车研究院有限公司 | Auxiliary tool for dismounting and mounting automobile elastic retainer ring |
| CN202438640U (en) * | 2012-02-17 | 2012-09-19 | 北京工商大学 | Steel bar cutting pliers |
| CN203210323U (en) * | 2012-12-06 | 2013-09-25 | 苏州工业园区职业技术学院 | Safe removing and installing tool for elastic collars for shafts |
-
2012
- 2012-12-06 CN CN201210517029.8A patent/CN102990607B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2097072U (en) * | 1991-05-28 | 1992-02-26 | 王劲齐 | Adjustable retaining ring plier |
| CN2141753Y (en) * | 1992-12-24 | 1993-09-08 | 左文礼 | Clasp forceps |
| CN1169345A (en) * | 1996-02-21 | 1998-01-07 | 汉斯厄蒂克机械和设备工厂有限公司 | Apparatus for installing clamping rings |
| CN2897572Y (en) * | 2006-03-29 | 2007-05-09 | 宝山钢铁股份有限公司 | Two-way axial-hole spring callipers |
| CN201298694Y (en) * | 2008-11-24 | 2009-08-26 | 重庆市电力公司沙坪坝供电局 | Pin remover for anti-pollution insulator |
| CN201960540U (en) * | 2010-11-11 | 2011-09-07 | 上海采埃孚转向系统有限公司 | Retainer pliers for electric steering engine and hydraulic steering engine |
| CN201989122U (en) * | 2011-03-31 | 2011-09-28 | 浙江吉利汽车研究院有限公司 | Auxiliary tool for dismounting and mounting automobile elastic retainer ring |
| CN202438640U (en) * | 2012-02-17 | 2012-09-19 | 北京工商大学 | Steel bar cutting pliers |
| CN203210323U (en) * | 2012-12-06 | 2013-09-25 | 苏州工业园区职业技术学院 | Safe removing and installing tool for elastic collars for shafts |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986499A (en) * | 2019-04-02 | 2019-07-09 | 安徽全柴锦天机械有限公司 | A kind of shaft block ring installation special tool |
| CN111720412A (en) * | 2020-05-29 | 2020-09-29 | 江苏永昊高强度螺栓有限公司 | Special-shaped bolt and nut assembly |
| CN111720412B (en) * | 2020-05-29 | 2021-09-10 | 江苏永昊高强度螺栓有限公司 | Special-shaped bolt and nut assembly |
| CN113858119A (en) * | 2020-06-30 | 2021-12-31 | 中国航发商用航空发动机有限责任公司 | Unlocking tool |
| CN113858119B (en) * | 2020-06-30 | 2022-12-20 | 中国航发商用航空发动机有限责任公司 | Unlocking tool |
| CN115415774A (en) * | 2022-09-20 | 2022-12-02 | 国营川西机器厂 | A partial shipment device that is used for aeroengine to add accent spiral shell lid subassembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102990607B (en) | 2015-09-30 |
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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 | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191212 Address after: 221000 Qingshan Spring Industrial Zone, Jiawang District, Xuzhou, Jiangsu Patentee after: Xuzhou Hua Zhengzhu Industry Co. Ltd. Address before: 215123, Suzhou Industrial Park, Jiangsu, if waterway 1 Patentee before: Suzhou Industrial Park Institute of Vocational Technology |