CN111055234B - Skeleton oil blanket assembly and disassembly tools - Google Patents
Skeleton oil blanket assembly and disassembly tools Download PDFInfo
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- CN111055234B CN111055234B CN202010019250.5A CN202010019250A CN111055234B CN 111055234 B CN111055234 B CN 111055234B CN 202010019250 A CN202010019250 A CN 202010019250A CN 111055234 B CN111055234 B CN 111055234B
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- hammer
- oil seal
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- draw
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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
- B25B27/0028—Tools for removing or installing seals
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Abstract
The utility model provides a skeleton oil blanket assembly and disassembly tools, includes installation head, handle, draws hammer and drag hook, the first end of drag hook has the barb that can stretch into the oil blanket inner frame, and the second end and the handle of drag hook are connected. The whole cylindrical structure that is of drag hook, the part that is close to first end on the drag hook has interior concave section, the indent degree of depth of interior concave section is from first end to drag hook middle part axial extension shallowly gradually, and interior concave section and first end tip form the barb that axial cross-sectional shape is 7 fonts. The draw hammer is provided with a through hole which penetrates through axially, the draw hammer is sleeved on the extension part of the handle and can axially slide between the draw hook and the stop block along the extension part, and the inner diameter of the end part of the draw hammer close to the stop block is smaller than the length of the stop block which radially extends from the axis of the extension part. The spider hand framework oil seal structure effectively solves the maintenance problem that the spider hand framework oil seal is difficult to disassemble and install, so that the framework oil seal is convenient and quick to replace, and the spider hand framework oil seal replacement time is effectively shortened.
Description
Technical Field
The invention relates to the technical field of tobacco machinery, in particular to a framework oil seal disassembling tool.
Background
In the process of conveying cigarettes, the spider hands rub the two skeleton oil seals when the mechanism transmission case and the rotary arm transmission shaft rotate at high speed, the heat dissipation conditions inside the spider hands are poor, the lip temperature of the skeleton oil seals is high, the oil seals lose effectiveness due to aging, deformation and abrasion, oil leaks are caused, the oil leaks enter the clean air channel to pollute the cigarettes, and the skeleton oil seals of the spider hands must be replaced regularly to guarantee the product quality and the normal operation of equipment. Because the oil seal is arranged in the counter bore, no better tool and method are available at present for quickly replacing the failed oil seal, and the common method of prying by a screwdriver is easy to damage adjacent parts, so that the maintenance cost is increased. Therefore, a special tool needs to be designed to replace and maintain the spider hand framework oil seal.
SUMMARY OF THE PATENT FOR INVENTION
The invention aims to provide a framework oil seal dismounting and mounting tool, so that a framework oil seal positioned in a counter bore can be quickly dismounted and mounted in emergency maintenance, adjacent parts of the oil seal are prevented from being damaged, the oil seal effect after the oil seal is replaced is ensured, and the purposes of quick and labor-saving maintenance are achieved. The purpose of the application is realized by the following technical scheme:
the utility model provides a skeleton oil blanket assembly and disassembly tools, includes handle and drag hook, the first end of drag hook has the barb that can stretch into the oil blanket inner frame, and the second end and the handle of drag hook are connected.
Further, the whole cylindrical structure that is of drag hook, the part that is close to first end on the drag hook has interior concave section, the indent degree of depth of interior concave section is from first end to drag hook middle part axial extension shallowly gradually, and interior concave section and first end tip form the barb that axial cross-sectional shape is 7 fonts.
Furthermore, the disassembling tool also comprises a drawing hammer, the handle is provided with a holding part, a stop ring and an extension part, the extension part is detachably connected with the drawing hook, the holding part and the extension part are arranged on two sides of the stop block, and the stop block extends outwards along the radial direction of the holding part and the extension part; the draw hammer is provided with a through hole which penetrates through axially, the draw hammer is sleeved on the extension part of the handle and can axially slide between the draw hook and the stop block along the extension part, and the inner diameter of the end part of the draw hammer close to the stop block is smaller than the length of the stop block extending from the axis of the extension part in the radial direction.
Further, the stop block is a shaft shoulder, and the outer diameter of the shaft shoulder is larger than the outer diameters of the extension part and the holding part.
Further, still include the installation head, the first terminal surface external diameter of installation head is greater than the outer terminal surface internal diameter of oil blanket and is not more than the outer terminal surface external diameter of oil blanket, and the installation head is connected with drawing hammer detachably.
Furthermore, the mounting head and the drawing hammer are connected through threads, and a limiting clamping table is arranged between the first end face of the mounting head and the drawing hammer.
Furthermore, the mounting head is provided with a through hole which is axially communicated, and the mounting head and the pulling hammer are matched and connected and then can be sleeved on the extension part of the handle together.
Further, the handle has the extension that is provided with the axial counter bore, and the extension passes through screw-thread fit with the drag hook to be connected, and the second end that drag hook and handle extension link to each other has radial convex fixture block, and the drag hook all has the external screw thread with extension internal thread matched with in fixture block both sides, and the axial extension length of extension axial counter bore is greater than the distance of drag hook first end to fixture block.
Furthermore, the disassembling tool comprises an installing head, a pulling hammer, a handle and a pulling hook, the clamping block is a stud connecting bolt with a boss in the middle, the connecting bolt is a stud bolt with a boss in the middle, both ends of the stud bolt are provided with external threads matched with the internal threads of the handle extension part, and the second end of the pulling hook is fixedly connected to one end of the connecting bolt; the mounting head is provided with a first end face, the inner diameter of the first end face is smaller than the outer diameter of a boss of the connecting bolt, the outer diameter of the first end face is larger than the inner diameter of the outer end face of the oil seal framework and is not larger than the outer diameter of the outer end face of the oil seal framework, and the second end of the mounting head is in threaded connection with the pull hammer; the length of the mounting head after being connected with the pulling hammer is less than that of the handle extension part.
Furthermore, the draw hook and the connecting bolt are of an integrally formed structure.
The draw hook and the handle are connected through the connecting bolt; after the draw hook is embedded into the oil seal, the draw hook is rotated by 90 degrees, so that the hook tip of the draw hook acts on the inner framework of the oil seal; the drawing hammer slides on the handle, strikes a shaft shoulder on the handle, applies outward drawing force to the drawing hook, and removes the oil seal from the counter bore; the draw hook is connected with the connecting bolt through threads, and if the draw hook is worn or broken, the draw hook is only required to be replaced; the handle is provided with the counter bore, and if the tool is not used, the drag hook and the connecting bolt can be reversely arranged in the handle, so that the tool is convenient to store; the pull hammer is connected with the mounting head through threads, and if the mounting head is worn or broken, only the mounting head needs to be replaced; meanwhile, a limiting device is designed on the mounting head, and the oil seal is not affected by external force after being mounted in place. The handle is provided with a through hole, the pull hammer is provided with a threaded hole, and if the dismounting tool is not used, the handle and the pull hammer can be connected together through a screw, so that the tool can be conveniently stored.
The invention has the beneficial effects that:
1. the invention is composed of parts such as an installation head, a pulling hammer, a handle, a connecting bolt, a pulling hook and the like, and has simple structure and convenient use;
2. after the spider hand framework oil seal is used in the actual maintenance process, the maintenance problem that the spider hand framework oil seal is difficult to disassemble and install is effectively solved, the framework oil seal replacement process is convenient and quick, and the replacement time of the spider hand framework oil seal is effectively shortened;
3. by adopting the oil seal replacing device, adjacent parts can be prevented from being damaged, the oil seal effect of the oil seal is ensured, the maintenance is not required to be assisted by multiple people and multiple auxiliary tools, and the maintenance cost is saved.
Drawings
FIG. 1 is a schematic view of a tool for rapidly removing and installing an oil seal;
FIG. 2 is a schematic diagram of the use of the quick oil seal removal tool;
FIG. 3 is a schematic view of the oil seal retractor;
FIG. 4 is a schematic diagram of the use of the quick oil seal installation tool;
FIG. 5 is a schematic view of the quick oil seal mounting and dismounting tool assembly.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
The embodiment provides a quick dismantling and installing tool of a framework oil seal, which is used for dismantling and installing the framework oil seal in a counter bore, and achieves the purposes of quick and labor-saving maintenance. It mainly comprises: mounting head 1, drawing hammer 2, handle 3, connecting bolt 4, draw hook 5, etc. (as shown in fig. 1).
The whole cylindrical structure that is of drag hook 5, the part that is close to first end on the drag hook 5 has interior concave section, the indent degree of depth of interior concave section is from first end to drag hook middle part axial extension shallowly gradually, and interior concave section forms the barb that axial cross sectional shape is "7" font with first end tip. After the draw hook 5 is embedded into the oil seal, the draw hook is rotated by 90 degrees, so that the hook tip of the draw hook acts on the inner framework of the oil seal; the hammer 2 slides on the handle 3, strikes a shaft shoulder on the handle 3, applies outward drawing force to the pull hook 5, and removes the oil seal from the counter bore (as shown in figure 2).
The draw hook 5 is connected together through the extension of the double-end connecting bolt 4 that the middle part has the boss and handle 3, forms the combination extracting tool, and the design has an axial counter bore on the handle 3, and the screw thread of 4 boss both sides of connecting bolt all can cooperate with the internal thread of axial counter bore on the handle 3, and the draw hook 5 of being convenient for can the flip-chip in the axial counter bore of handle when not using, as shown in fig. 3. In the preferred embodiment, the draw hook 5 is integrally formed with the stud bolt 4.
The mounting head 1 and the drawing hammer 2 are connected by screw threads to form a combined mounting tool. The pulling hammer 2 is connected with the mounting head 1 through threads, and if the mounting head is worn or broken, only the mounting head needs to be replaced; meanwhile, a limiting clamping table is arranged between the first end surface of the mounting head and the drawing hammer to serve as a limiting device, and the oil seal is prevented from being acted by external force after being mounted in place (as shown in fig. 4). The hammer 2 can be provided with a threaded hole on the end surface, and if the tool is not used, the handle 3 and the hammer 2 can be fixedly connected together through a screw, so that the tool can be conveniently stored (as shown in figure 5)
When the framework oil seal in the counter bore is disassembled, the draw hook 5 is connected with the handle 3 through threads and is combined with the draw hammer 2 to form a sleeved oil seal disassembling tool, the draw hook directly acts on the inner wall of the oil seal framework, and the draw hammer acts on the draw hook to apply outward drawing force to the draw hook so as to quickly draw the oil seal from the counter bore; when the oil seal is installed, the installation head 1 and the pull hammer 2 are combined with the installation tool to act on the outer wall of the oil seal framework, so that external force can act on the oil seal evenly, meanwhile, the limiting clamping table of the installation head 1 has a limiting function, and the oil seal is not acted by the external force after being installed in place.
Compared with the prior art, the invention has the beneficial effects that: need not many people and assist, need not multiple appurtenance, it is convenient, reliable during the maintenance, the maintenance effect is stable.
Finally, it should be noted that the above-mentioned embodiments only describe the preferred embodiments of the present invention, and do not limit the scope of the present invention, and that various changes and modifications of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (5)
1. A framework oil seal disassembling tool is characterized by comprising a handle, an installing head, a pulling hammer and a pulling hook, wherein a barb capable of extending into an inner framework of an oil seal is arranged at a first end of the pulling hook, a second end of the pulling hook is connected with the handle, the pulling hook is integrally of a cylindrical structure, a part, close to the first end, of the pulling hook is provided with an inward concave section, the inward concave depth of the inward concave section axially extends from the first end to the middle of the pulling hook and gradually becomes shallow, and the inward concave section and the end part of the first end form the barb with the axial section shape of 7;
the handle is provided with a holding part, a stop block and an extending part, the extending part is detachably connected with the draw hook, the extending part is provided with an axial counter bore, a radial convex clamping block is arranged at the second end of the draw hook connected with the extending part of the handle, external threads matched with the internal threads of the extending part are arranged on two sides of the clamping block of the draw hook, the axial extending length of the axial counter bore of the extending part is larger than the distance from the first end of the draw hook to the clamping block, the holding part and the extending part are arranged on two sides of the stop block, and the stop block extends outwards along the radial direction of the holding part and the extending part;
the draw hammer is provided with a through hole which penetrates through in the axial direction, the draw hammer is sleeved on the extension part of the handle and can axially slide between the draw hook and the stop block along the extension part, and the inner diameter of the end part of the draw hammer close to the stop block is smaller than the length of the stop block which radially extends from the axis of the extension part;
the outer diameter of the first end face of the mounting head is larger than the inner diameter of the outer end face of the oil seal and not larger than the outer diameter of the outer end face of the oil seal, and the mounting head is detachably connected with the pulling hammer; the mounting head is provided with a through hole which is axially communicated, and the mounting head and the pulling hammer are matched and connected and then can be sleeved on the extension part of the handle together.
2. The tool for removing a framework oil seal as claimed in claim 1, wherein the stop block is a shoulder, and the outer diameter of the shoulder is larger than the outer diameters of the extension part and the holding part.
3. The tool of claim 2, wherein the mounting head is threadedly coupled to the hammer, and the mounting head includes a stop catch, the stop catch being positioned between the first end surface of the mounting head and the hammer.
4. The framework oil seal disassembling tool according to claim 3, wherein the disassembling tool comprises an installing head, a pulling hammer, a handle and a pulling hook, the fixture block is a double-headed connecting bolt with a boss in the middle, both sides of the boss of the connecting bolt are provided with external threads matched with the internal threads of the extension part of the handle, and the second end of the pulling hook is fixedly connected to one end of the connecting bolt; the mounting head is provided with a first end face, the inner diameter of the first end face is smaller than the outer diameter of a boss of the connecting bolt, the outer diameter of the first end face is larger than the inner diameter of the outer end face of the oil seal framework and is not larger than the outer diameter of the outer end face of the oil seal framework, and the second end of the mounting head is in threaded connection with the pull hammer; the length of the mounting head after being connected with the pulling hammer is less than that of the handle extension part.
5. The tool for disassembling and assembling a framework oil seal according to claim 4, wherein the draw hook and the connecting bolt are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019250.5A CN111055234B (en) | 2020-01-08 | 2020-01-08 | Skeleton oil blanket assembly and disassembly tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019250.5A CN111055234B (en) | 2020-01-08 | 2020-01-08 | Skeleton oil blanket assembly and disassembly tools |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111055234A CN111055234A (en) | 2020-04-24 |
| CN111055234B true CN111055234B (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010019250.5A Active CN111055234B (en) | 2020-01-08 | 2020-01-08 | Skeleton oil blanket assembly and disassembly tools |
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| Country | Link |
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| CN (1) | CN111055234B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045624A (en) * | 2020-09-28 | 2020-12-08 | 红云红河烟草(集团)有限责任公司 | A extracting tool for oil blanket |
| CN114750107A (en) * | 2022-04-29 | 2022-07-15 | 广西玉柴机器股份有限公司 | Combined tool for disassembling oil seal of engine and using method thereof |
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| DE4201034A1 (en) * | 1992-01-17 | 1993-07-22 | Bayerische Motoren Werke Ag | Method for extracting valve seating rings from cylinder head - involves cutting circumferential inside groove in which tool can be hooked to allow application of purely axial force |
| CN2642468Y (en) * | 2004-03-09 | 2004-09-22 | 汪贻安 | Extractor for a split pin |
| CN204354067U (en) * | 2014-12-27 | 2015-05-27 | 红塔烟草(集团)有限责任公司 | A kind of pin assembling/disassembling instrument |
| CN206588900U (en) * | 2017-03-10 | 2017-10-27 | 博深工具股份有限公司 | Pin device is torn in split pin open |
| CN206643846U (en) * | 2017-03-06 | 2017-11-17 | 珠海市鑫达利模胚模具有限公司 | Novel pin remover |
| CN207027379U (en) * | 2017-07-31 | 2018-02-23 | 陕西北元化工集团股份有限公司 | Multi-functional puller |
| CN207888552U (en) * | 2017-12-08 | 2018-09-21 | 广州司密达实业有限公司 | A kind of efficient sealing element Enucleator |
| CN109531492A (en) * | 2017-09-21 | 2019-03-29 | 航天科工惯性技术有限公司 | Dismounting tooling for sealing element |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742064A (en) * | 2014-08-15 | 2015-07-01 | 刘惠强 | Portable screwdriver |
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2020
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1408886A (en) * | 1971-11-04 | 1975-10-08 | Ici Ltd | Panel-making device |
| DE4201034A1 (en) * | 1992-01-17 | 1993-07-22 | Bayerische Motoren Werke Ag | Method for extracting valve seating rings from cylinder head - involves cutting circumferential inside groove in which tool can be hooked to allow application of purely axial force |
| CN2642468Y (en) * | 2004-03-09 | 2004-09-22 | 汪贻安 | Extractor for a split pin |
| CN204354067U (en) * | 2014-12-27 | 2015-05-27 | 红塔烟草(集团)有限责任公司 | A kind of pin assembling/disassembling instrument |
| CN206643846U (en) * | 2017-03-06 | 2017-11-17 | 珠海市鑫达利模胚模具有限公司 | Novel pin remover |
| CN206588900U (en) * | 2017-03-10 | 2017-10-27 | 博深工具股份有限公司 | Pin device is torn in split pin open |
| CN207027379U (en) * | 2017-07-31 | 2018-02-23 | 陕西北元化工集团股份有限公司 | Multi-functional puller |
| CN109531492A (en) * | 2017-09-21 | 2019-03-29 | 航天科工惯性技术有限公司 | Dismounting tooling for sealing element |
| CN207888552U (en) * | 2017-12-08 | 2018-09-21 | 广州司密达实业有限公司 | A kind of efficient sealing element Enucleator |
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| Publication number | Publication date |
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| CN111055234A (en) | 2020-04-24 |
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