CN106808420A - A kind of oil sealing removes frock - Google Patents
A kind of oil sealing removes frock Download PDFInfo
- Publication number
- CN106808420A CN106808420A CN201510856302.3A CN201510856302A CN106808420A CN 106808420 A CN106808420 A CN 106808420A CN 201510856302 A CN201510856302 A CN 201510856302A CN 106808420 A CN106808420 A CN 106808420A
- Authority
- CN
- China
- Prior art keywords
- connecting cylinder
- pull rod
- oil sealing
- hole
- lag
- 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.)
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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
- B25B27/0035—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for motor-vehicles
-
- 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
- B25B27/023—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 using screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
Frock is removed the invention discloses a kind of oil sealing, the support base of U-lag is offered including bottom, through hole and gives up the throne hole are provided with support base upper end, pull rod is placed in U-lag through through hole, and connecting cylinder is arranged with the middle part of pull rod, external screw thread is additionally provided with the outer wall of pull rod, and external screw thread coordinates with the inwall epimere screw thread of connecting cylinder, the end of pull rod rotates and is provided with clamping disk, be symmetrically arranged with two arc-shaped recess along its center of circle on the excircle of clamping disk, and clamping disk external diameter of the external diameter more than pull rod；Screw coordinates with connecting cylinder screw thread, the external diameter of the aperture more than connecting cylinder of gives up the throne hole, and connecting cylinder is slided along the inwall of gives up the throne hole until connecting cylinder is fully removed U-lag.The present invention is capable of achieving the dismounting connection between each part, for the different bearing of all kinds of models, pull rod remain to it is accurate unload groove and contacted with the inwall of oil sealing through moving back, improve applicability of the invention.
Description
Technical field
The present invention relates to LL type oil sealings, specifically refer to a kind of oil sealing and remove frock.
Background technology
LL types oil sealing is used for the sealing of 353130B compact bearingses, the purpose that is not flexible, increasing service life of the short axle of 353130B compact bearingses can be reached, the use of LL type oil sealings simultaneously reduces the overall friction torque of bearing, not only avoid micro- abrasive particle that shakes and invade bearing, also so that bearing has good sealing property, grease service life within the bearing is improved.
But during the long-play of locomotive, to ensure the stable operation of locomotive, needs regularly carry out detection replacing to LL types oil sealing in time, typically the oil sealing of temporary transient sealing is moved back in the Renewal process of LL type oil sealings is unloaded groove and is opened, then oil sealing is pulled out into bearing using instruments such as pliers, because press-fiting for LL type oil sealings is realized by hydraulic pressure press mounting die, therefore oil sealing is close on bearing, need to expend the larger amount of labour during artificial operation, increased the live load of workman, and inefficiency；Another settling mode is to extract equipment by large-scale exact automatic, but this kind of mode is relatively costly, and ordinary enterprise is difficult to receive.
The content of the invention
Frock is removed it is an object of the invention to provide a kind of oil sealing, facilitates the quick extraction of LL type oil sealings, and then reach the purpose for reducing workload, improving extraction efficiency.
The purpose of the present invention is achieved through the following technical solutions：
A kind of oil sealing removes frock, the support base of U-lag is offered including bottom, interconnected through hole and gives up the throne hole is provided with the support base upper end, pull rod is placed in U-lag through through hole, and hollow and annular in shape connecting cylinder is arranged with the middle part of pull rod, connecting cylinder is contacted with through-hole wall, external screw thread is additionally provided with the outer wall of the pull rod, and the external screw thread coordinates with the inwall epimere screw thread of connecting cylinder, the end of the pull rod rotates and is provided with clamping disk, on the excircle of the clamping disk two arc-shaped recess are symmetrically arranged with along its center of circle, and the external diameter of the clamping disk is more than the external diameter of pull rod；Also include screw, the screw coordinates with connecting cylinder screw thread, the external diameter of the aperture more than connecting cylinder of the gives up the throne hole, after oil sealing is extracted completely, connecting cylinder is configured as with the position of gives up the throne hole, and connecting cylinder is slided along the inwall of gives up the throne hole until connecting cylinder is fully removed U-lag；Spring is arranged with the pull rod positioned at connecting cylinder top, and the two ends of spring upper end respectively with connecting cylinder, the top of clamping disk are connected, capstan handle is installed on the top of the pull rod, the pressing plate for horizontally outward extending is installed on the side wall of support base.
For the problem that oil sealing efficiency is low and workload is big is manually extracted in the prior art, the present invention designs one kind can simplify manually-operated instrument to improve extraction efficiency；During work, it is artificial that moving back for temporarily sealing on the wall of oil sealing side is unloaded reamer and opened, then the U-lag of support base is placed on the end face of bearing, according to moving back the distance of unloading groove and U-lag bottom land, pull rod is moved in hollow connecting cylinder, so that the clamping disk positioned at pull rod end unloads groove and is directly contacted with oil sealing inwall through moving back, then coordinated by the screw thread between external screw thread and connecting cylinder inwall and pull rod is fixed in connecting cylinder, then by manually starting to rotate the screw on connecting cylinder using spanner or other pneumatic equipments, so that connecting cylinder screw thread is moved up after coordinating therewith in the through hole, until oil sealing is pulled out completely；Overall structure of the present invention is compact, and can realize that the dismounting between each part is connected, it is convenient manually to use, and for the different bearing of all kinds of models, the position of pull rod is adjustable, even if the oil sealing side wall of each bearing is different from the spacing between U-lag bottom land, pull rod remain to it is accurate unload groove and contacted with the inwall of oil sealing through moving back, substantially increase applicability of the invention；The gives up the throne hole being connected with through hole meets, the external diameter of the aperture more than connecting cylinder of gives up the throne hole, after oil sealing is extracted completely, connecting cylinder is slided along the inwall of gives up the throne hole, until connecting cylinder is fully removed U-lag, separated with connecting cylinder and pull rod with completing support base, conveniently stored；And clamping disk is rotated with pull rod and is connected, i.e. clamping disk is not rotated with connecting cylinder and pull rod, and then reduce the friction between clamping disk outer surface and oil sealing inwall, reduce power consumption when rotating screw, two arc-shaped recess are symmetrically arranged with its center of circle on the excircle of clamping disk simultaneously, while ensureing that clamping disk is supported to oil sealing inwall good contact, effectively prevent oil sealing from being come off in withdrawal process, improve the operating efficiency that oil sealing pulls out cover.
Wherein, extracted in a flash in oil sealing, pull rod loses the resistance of oil sealing, so that pull rod continues the trend on direction is extracted for continuing to move to because of its inertia, larger applied stress can be now subject between clamping disk and connecting cylinder, and the spring installed can buffer the applied stress, it is to avoid clamping disk is damaged with connecting cylinder.Capstan handle can coordinate pull rod quickly to be extracted to oil sealing, when using, only need quick positive or direction rotary cross handle, simple and convenient, greatly reduce the labour intensity of staff.The pressing plate of installation, can increase lifting surface area of the staff in support base, i.e., in oil sealing withdrawal process, staff can move pressing plate to keep the stability of support base with subordinate, reach and improve the purpose that oil sealing extracts efficiency.
Further, it is fixed with the bottom of the clamping disk and is compeled into cone.Before oil sealing extraction, it is typically artificial that moving back for temporarily sealing is unloaded groove and broken using sharp instrument, then unload groove and carry out the extraction operation of oil sealing through moving back again, the present invention is provided with the end of pull rod and compels into cone, while spacing between pull rod and oil sealing side wall is adjusted, compel directly be moved back into cone and unload groove and break, to eliminate manually must first break and move back the step of unloading groove and install puller again and pulled out to carry out oil sealing, the working time that oil sealing is pulled out is shortened, operating efficiency is improve indirectly.
Further, it is provided with clamping platform at the two ends notch of the U-lag.During the upper shifting of pull rod, the support base displacement certain because stress occurs, easily cause that the contact connection between clamping disk and oil sealing inwall comes off, and then cause oil sealing extraction operation to be repeated, the present invention offers clamping platform at the two ends notch of U-lag, the one side of clamping platform is directly contacted with bearing outer rim during installation, the another side of clamping platform respectively with bearing inner wall, wall contacts, so that support base body is held on bearing, stability when ensureing that pull rod is moved, and then improve extraction efficiency.
The present invention compared with prior art, has the following advantages and advantages：
1st, overall structure of the present invention is compact, and can realize that the dismounting between each part is connected, it is convenient manually to use, and for the different bearing of all kinds of models, the position of pull rod is adjustable, even if the oil sealing side wall of each bearing is different from the spacing between U-lag bottom land, pull rod remain to it is accurate unload groove and contacted with the inwall of oil sealing through moving back, substantially increase applicability of the invention；
2nd, the present invention is provided with the end of pull rod and compels into cone, while spacing between pull rod and oil sealing side wall is adjusted, compel directly be moved back into cone and unload groove and break, to eliminate manually must first break and move back the step of unloading groove and install puller again and pulled out to carry out oil sealing, the working time that oil sealing is pulled out is shortened, operating efficiency is improve indirectly；
3rd, the present invention offers clamping platform at the two ends notch of U-lag, the one side of clamping platform is directly contacted with bearing outer rim during installation, the another side of clamping platform respectively with bearing inner wall, wall contacts, so that support base body is held on bearing, stability when ensureing that pull rod is moved, and then improve extraction efficiency.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes the part of the application, does not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural representation of pull rod；
Fig. 3 is the structural representation of support base；
Mark and corresponding parts title in accompanying drawing：
1- support bases, 2- screws, 3- connecting cylinders, 4- pull rods, 5- clampings disk, 6- compel into cone, 7- clampings platform, 8- arc-shaped recess, 9- gives up the throne hole, 10- through holes, 11- springs, 12- capstan handles, 13- pressing plate.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Fig. 1 ~ Fig. 3, the present embodiment offers the support base 1 of U-lag including bottom, interconnected through hole 10 and gives up the throne hole 9 is provided with the upper end of the support base 1, pull rod 4 is placed in U-lag through through hole 10, and it is arranged with hollow and annular in shape connecting cylinder 3 at the middle part of pull rod 4, connecting cylinder 3 is contacted with the inwall of through hole 10, external screw thread is additionally provided with the outer wall of the pull rod 4, and the external screw thread coordinates with the inwall epimere screw thread of connecting cylinder 3, the end of the pull rod 4 rotates and is provided with clamping disk 5, external diameter of the external diameter of the clamping disk 5 more than pull rod 4；Also include screw 2, the screw 2 coordinates with the screw thread of connecting cylinder 3, the external diameter of the aperture more than connecting cylinder 3 of the gives up the throne hole 9, after oil sealing is extracted completely, connecting cylinder 3 is configured as with the position of gives up the throne hole 9, and connecting cylinder 3 is slided along the inwall of gives up the throne hole 9 until connecting cylinder 3 is fully removed U-lag；Spring 11 is arranged with the pull rod 4 positioned at the top of connecting cylinder 3, and the two ends of spring 11 upper end respectively with connecting cylinder 3, the top of clamping disk 5 are connected, capstan handle 12 is installed on the top of the pull rod, the pressing plate 13 for horizontally outward extending is installed on the side wall of support base 1.
During work, it is artificial that moving back for temporarily sealing on the wall of oil sealing side is unloaded reamer and opened, then the U-lag of support base 1 is placed on the end face of bearing, according to moving back the distance of unloading groove and U-lag bottom land, pull rod 4 is moved in hollow connecting cylinder 3, so that the clamping disk 5 positioned at the end of pull rod 4 unloads groove and is directly contacted with oil sealing inwall through moving back, then coordinated by the screw thread between external screw thread and the inwall of connecting cylinder 3 and pull rod 4 is fixed in connecting cylinder 3, then by manually starting to rotate the screw 2 on connecting cylinder 3 using spanner or other pneumatic equipments, so that connecting cylinder 3 screw thread is moved up after coordinating therewith in the through hole, until oil sealing is pulled out completely；Overall structure of the present invention is compact, and can realize that the dismounting between each part is connected, it is convenient manually to use, and for the different bearing of all kinds of models, the position of pull rod 4 is adjustable, even if the oil sealing side wall of each bearing is different from the spacing between U-lag bottom land, pull rod 4 remain to it is accurate unload groove and contacted with the inwall of oil sealing through moving back, substantially increase applicability of the invention；The gives up the throne hole 9 being connected with through hole 10 meets, the external diameter of the aperture more than connecting cylinder 3 of gives up the throne hole 9, after oil sealing is extracted completely, connecting cylinder 3 is slided along the inwall of gives up the throne hole 9, until connecting cylinder 3 is fully removed U-lag, separated with connecting cylinder 3 and pull rod 4 with completing support base 1, conveniently stored；And clamping disk 5 is rotated with pull rod 4 and is connected, i.e. clamping disk 5 is not rotated with connecting cylinder 3 and pull rod 4, and then reduce the friction between the outer surface of clamping disk 5 and oil sealing inwall, reduce power consumption when rotating screw 2, two arc-shaped recess 8 are symmetrically arranged with its center of circle on the excircle of clamping disk 5 simultaneously, while ensureing that clamping disk 5 is supported to oil sealing inwall good contact, effectively prevent oil sealing from being come off in withdrawal process, improve the operating efficiency that oil sealing pulls out cover.Extracted in a flash in oil sealing, pull rod 4 loses the resistance of oil sealing, so that pull rod 4 continues the trend on direction is extracted for continuing to move to because of its inertia, larger applied stress can be now subject between clamping disk 5 and connecting cylinder 3, and the spring 11 installed can buffer the applied stress, it is to avoid clamping disk 5 is damaged with connecting cylinder 3.Capstan handle 12 can coordinate pull rod 4 quickly to be extracted to oil sealing, when using, only need quick positive or direction rotary cross handle 12, simple and convenient, greatly reduce the labour intensity of staff.
Wherein, before oil sealing extraction, it is typically artificial that moving back for temporarily sealing is unloaded groove and broken using sharp instrument, then unload groove and carry out the extraction operation of oil sealing through moving back again, the present invention is provided with the end of pull rod 4 and compels into cone, while spacing between pull rod 4 and oil sealing side wall is adjusted, compel directly be moved back into cone and unload groove and break, to eliminate manually must first break and move back the step of unloading groove and install puller again and pulled out to carry out oil sealing, shorten the working time that oil sealing is pulled out, operating efficiency is improve indirectly.The pressing plate 13 of installation, can increase lifting surface area of the staff in support base 1, i.e., in oil sealing withdrawal process, staff can move pressing plate 13 to keep the stability of support base 1 with subordinate, reach and improve the purpose that oil sealing extracts efficiency.
And, during the upper shifting of pull rod 4, the displacement certain because stress occurs of support base 1, easily cause that the contact connection between clamping disk 5 and oil sealing inwall comes off, and then cause oil sealing extraction operation to be repeated, the present invention offers clamping platform 7 at the two ends notch of U-lag, the one side of clamping platform 7 is directly contacted with bearing outer rim during installation, the another side of clamping platform 7 respectively with bearing inner wall, wall contacts, so that the body of support base 1 is held on bearing, stability when ensureing that pull rod 4 is moved, and then improve extraction efficiency.
Above-described specific embodiment; the purpose of the present invention, technical scheme and beneficial effect are further described; should be understood that; the foregoing is only specific embodiment of the invention; the protection domain being not intended to limit the present invention; all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc., should be included within the scope of the present invention.
Claims (3)
1. a kind of oil sealing removes frock, including bottom offers the support base of U-lag, it is characterised in that：Interconnected through hole and gives up the throne hole is provided with the support base upper end, pull rod is placed in U-lag through through hole, and hollow and annular in shape connecting cylinder is arranged with the middle part of pull rod, connecting cylinder is contacted with through-hole wall, external screw thread is additionally provided with the outer wall of the pull rod, and the external screw thread coordinates with the inwall epimere screw thread of connecting cylinder, the end of the pull rod rotates and is provided with clamping disk, be symmetrically arranged with two arc-shaped recess along its center of circle on the excircle of the clamping disk, and the clamping disk external diameter of the external diameter more than pull rod；Also include screw, the screw coordinates with connecting cylinder screw thread, the external diameter of the aperture more than connecting cylinder of the gives up the throne hole, after oil sealing is extracted completely, connecting cylinder is configured as with the position of gives up the throne hole, and connecting cylinder is slided along the inwall of gives up the throne hole until connecting cylinder is fully removed U-lag；Spring is arranged with the pull rod positioned at connecting cylinder top, and the two ends of spring upper end respectively with connecting cylinder, the top of clamping disk are connected, capstan handle is installed on the top of the pull rod, the pressing plate for horizontally outward extending is installed on the side wall of support base.
2. a kind of oil sealing according to claim 1 removes frock, it is characterised in that：It is fixed with the bottom of the clamping disk and is compeled into cone.
3. a kind of oil sealing according to claim 1 and 2 removes frock, it is characterised in that：Clamping platform is provided with the two ends notch of the U-lag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510856302.3A CN106808420A (en) | 2015-11-28 | 2015-11-28 | A kind of oil sealing removes frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510856302.3A CN106808420A (en) | 2015-11-28 | 2015-11-28 | A kind of oil sealing removes frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106808420A true CN106808420A (en) | 2017-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510856302.3A Pending CN106808420A (en) | 2015-11-28 | 2015-11-28 | A kind of oil sealing removes frock |
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| CN (1) | CN106808420A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685229A (en) * | 2017-07-20 | 2018-02-13 | 防城港市港口区天平电子科技有限公司 | A kind of wrist-watch threaded cap provision for disengagement |
-
2015
- 2015-11-28 CN CN201510856302.3A patent/CN106808420A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685229A (en) * | 2017-07-20 | 2018-02-13 | 防城港市港口区天平电子科技有限公司 | A kind of wrist-watch threaded cap provision for disengagement |
| CN107685229B (en) * | 2017-07-20 | 2019-10-18 | 阮霞伟 | A kind of wrist-watch threaded cap provision for disengagement |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170609 |
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| WD01 | Invention patent application deemed withdrawn after publication |