CN108422185B - Tool for preventing flywheel of rear power taking engine from rotating - Google Patents
Tool for preventing flywheel of rear power taking engine from rotating Download PDFInfo
- Publication number
- CN108422185B CN108422185B CN201810401494.2A CN201810401494A CN108422185B CN 108422185 B CN108422185 B CN 108422185B CN 201810401494 A CN201810401494 A CN 201810401494A CN 108422185 B CN108422185 B CN 108422185B
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- bracket
- rod
- gear
- flywheel
- engine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a tool for preventing a flywheel of a rear power take-off engine from rotating, which comprises a first bracket and a second bracket which can be folded or stretched relatively, wherein a first gear block fixedly connected with the first bracket is arranged on the first bracket, a second gear block fixedly connected with the second bracket is arranged on the second bracket, the first bracket and the second bracket can be meshed and connected with one gear of an engine gear system at the same time after being folded, and a spring connected with the first bracket and the second bracket is arranged between the first bracket and the second bracket. The invention can effectively prevent the flywheel and the gear system from rotating and avoid damaging the flywheel shell and the flywheel gear ring.
Description
Technical Field
The invention relates to the technical field of engine assembly, in particular to a tool for preventing a flywheel of a rear-powered engine from rotating.
Background
As shown in fig. 1 and 2, when the flywheel bolt B of the engine a is taken out after the disassembly, when a moment acts on the flywheel bolt B, the flywheel C rotates along with the flywheel bolt B, so that the moment cannot be applied or the flywheel bolt cannot be disassembled, and if the flywheel bolt B is assembled, the moment cannot be applied or the moment cannot be applied enough, so that the moment cannot meet the technological requirements; meanwhile, for the rear power taking machine type, the flywheel C rotates to drive the timing gear to rotate, and when the machine type with no locating pin and the oil pump gear with a long waist hole is assembled, if the timing gear rotates, the timing is not right, and the dynamic property and starting performance of the engine are affected.
One current method of preventing the flywheel from rotating during torque up is to insert a tooling bolt D from the rotational speed sensor mounting hole of the flywheel housing E to bear against the teeth on the flywheel rim to prevent the flywheel from rotating, thereby preventing the entire gear system F from rotating, as shown in fig. 3. When the flywheel bolt B is tightened or disassembled, the tooling bolt D collides and rubs with the mounting hole of the flywheel housing E and the flywheel gear ring, and the flywheel housing E and the flywheel gear ring are damaged.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a tool for preventing the flywheel of a rear-acting engine from rotating, which can effectively prevent the flywheel and a gear system from rotating and avoid damaging a flywheel shell and a flywheel gear ring.
The technical scheme of the invention is as follows: the utility model provides a prevent flywheel pivoted instrument of back power taking engine, includes first support, the second support that can fold relatively or extend, first support on be equipped with rather than fixed connection's first gear piece the second support on be equipped with rather than fixed connection's second gear piece, first support and second support can with first gear piece, second gear piece can link to each other with one of them gear engagement of engine gear system simultaneously after folding, first support with the second support between be equipped with the spring of being connected with the two.
As a further improvement, the first bracket comprises a first abdicating rod, a first vertical rod and a first cross rod which are sequentially connected from top to bottom, and correspondingly, the second bracket comprises a second abdicating rod, a second vertical rod and a second cross rod which are respectively corresponding to the heights of the first abdicating rod, the first vertical rod and the first cross rod.
Further, the upper ends of the first yielding rod and the second yielding rod are hinged with each other.
Further, the first gear block is connected with the first vertical rod and the first cross rod respectively, and the second gear block is connected with the second vertical rod and the second cross rod respectively.
Further, the bottom surface of the first gear block is flush with the bottom surface of the first cross bar, and the bottom surface of the second gear block is flush with the bottom surface of the second cross bar.
Further, the first yielding rod and the second yielding rod are respectively provided with a connecting part connected with two ends of the spring.
Further, the first support and the second support are symmetrically arranged, and the first yielding rod and the second yielding rod extend upwards obliquely from the tops of the first vertical rod and the second vertical rod respectively.
Further, the upper end of the first abdicating rod is provided with a concave-shaped hinging part, and the upper end of the second abdicating rod is provided with a convex-shaped hinging part matched with the concave-shaped hinging part.
Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. the first bracket and the second bracket are respectively provided with the first gear block and the second gear block which are fixedly connected, and the first gear block and the second gear block are meshed with one gear of the gear system at the same time, so that the flywheel and the gear system can be effectively prevented from rotating, the flywheel shell and the flywheel gear ring are prevented from being damaged, and the dynamic property and the starting property of the engine are ensured;
2. the first gear block and the second gear block are pressed on the gear by the tension of the spring, so that the first gear block and the second gear block can be effectively meshed with the gear, and the first gear block and the second gear block are not easy to loosen;
3. the bottom surfaces of the first gear block and the second gear block are respectively flush with the bottom surfaces of the first cross rod and the second cross rod, so that the tool can be stably placed on the plane of the engine cylinder body, and the effect of preventing the flywheel and the gear system from rotating is improved;
4. the concave-shaped hinge part is matched with the convex-shaped hinge part, so that the central lines of the first bracket and the second bracket are not deviated, and the first gear block and the second gear block can be well meshed with gears of an engine gear system.
Drawings
FIG. 1 is a schematic illustration of a flywheel mounted on an engine;
FIG. 2 is a schematic illustration of the gear train mounted on an engine;
FIG. 3 is a schematic diagram of a conventional technique;
FIG. 4 is a schematic diagram of the present invention in practical application;
FIG. 5 is a schematic diagram of a front view of the present invention;
FIG. 6 is a left side view of the present invention;
FIG. 7 is a schematic front view of a first bracket according to the present invention;
FIG. 8 is a right side view of the first bracket of the present invention;
FIG. 9 is an H view of a first bracket according to the present invention;
FIG. 10 is a schematic diagram of a front view of a second bracket according to the present invention;
FIG. 11 is a schematic left-hand view of a second bracket according to the present invention;
fig. 12 is an I-view of a second stent of the present invention.
Wherein: 1-first support, 2-second support, 3-first gear piece, 4-second gear piece, 5-gear, 6-spring, 7-first pole that steps down, 8-first montant, 9-first horizontal pole, 10-second pole that steps down, 11-second montant, 12-second horizontal pole, 13-connecting portion, 14-concave style of calligraphy articulated portion, 15-protruding style of calligraphy articulated portion, 16-cylinder plane, 17-bolt, 18-nut, A-engine, B-flywheel bolt, C-flywheel, D-frock bolt, E-flywheel shell, F-gear system.
Detailed Description
The invention will be further described with reference to specific embodiments in the drawings.
Referring to fig. 1-12, a tool for preventing flywheel of a rear power take-off engine from rotating, comprising a first bracket 1 and a second bracket 2 which can be folded or stretched relatively, wherein the first bracket 1 and the second bracket 2 can rotate relatively, a first gear block 3 fixedly connected with the first bracket 1 is arranged on the first bracket 1, a second gear block 4 fixedly connected with the second bracket 2 is arranged on the second bracket 2, the first bracket 1 comprises a first yielding rod 7, a first vertical rod 8 and a first cross rod 9 which are sequentially connected from top to bottom, the second bracket 2 comprises a second yielding rod 10, a second vertical rod 11 and a second cross rod 12 which are respectively corresponding to the first yielding rod 7, the first vertical rod 8 and the first cross rod 9 in height, the upper end of the first yielding rod 7 is hinged with the upper end of the second yielding rod 10, the first gear block 3 is respectively connected with the first vertical rod 8 and the first cross rod 9, the strength of the first gear block 3 is improved, the second gear block 4 is respectively connected with the second vertical rod 11 and the second cross rod 12, the second gear block 4 is prevented from rotating, the second gear block 4 is prevented from being connected with the second bracket 4 by the first bracket 4 and the second bracket 4 is also provided with a compression screw system 5, the strength of the second gear block 4 can be meshed with the first bracket 4 and the second bracket 4 at one end of the other than the other end of the second bracket 4 is preferably connected with the first bracket 4 by a screw 1, the second bracket 4 is provided with the second compression screw 4 at the two ends of the second gear block 4 is preferably connected with the second gear block 4 at the two ends of the first end of the first bracket 4, and the second bracket 4 is 5, and the first compression rod 4 is provided with a compression rod is 5 at the compression end of a compression joint 5 is at the compression joint 5, the connecting portion 13 is the aperture of arranging respectively in the middle part of first pole 7 and the second pole 10 of stepping down, conveniently hang spring 6 both ends in the aperture, utilize the pulling force of spring 6 to make first gear piece 3, second gear piece 4 compress tightly on gear 5, enable effective meshing of first gear piece 3, second gear piece 4 and gear 5, be difficult to take off, through setting up fixed connection's first gear piece 3, second gear piece 4 respectively at first support 1, second support 2, and make first gear piece 3, second gear piece 4 mesh with one of them gear 5 of gear system simultaneously, can effectively prevent flywheel C and gear system F rotation, avoid damaging flywheel shell E and flywheel ring gear, guarantee engine's dynamic nature and starting performance.
The bottom surface of first gear piece 3 and the bottom surface parallel and level of first horizontal pole 9, the bottom surface of second gear piece 4 and the bottom surface parallel and level of second horizontal pole 12, during practical application, after first gear piece 3, second gear piece 4 and gear 5 meshing, the bottom surface and the cylinder block plane 16 laminating contact of first gear piece 3, second gear piece 4 can make this instrument steady place on engine cylinder block plane 16, improves and prevents flywheel C and gear system F pivoted effect.
The first support 1 and the second support 2 between be symmetrical arrangement structure, the pole 7 of stepping down, the pole 10 of stepping down of second are respectively from the top tilt-up extension of first montant 8, second montant 11, integrate the structure that is eight characters, conveniently mesh first gear piece 3, second gear piece 4 on gear 5, the centre of a circle department of first gear piece 3, second gear piece 4 all is equipped with hollow out construction, make things convenient for both hands to pass hollow out construction and extend first support 1 and second support 2 outside.
The upper end of the first yielding rod 7 is provided with a concave-shaped hinge part 14, the upper end of the second yielding rod 10 is provided with a convex-shaped hinge part 15 matched with the concave-shaped hinge part 14, the concave-shaped hinge part 14 and the convex-shaped hinge part 15 are respectively provided with a through hole, bolts 17 penetrate through the concave-shaped hinge part 14 and the convex-shaped hinge part 15 and are locked by nuts 18, the concave-shaped hinge part 14 is matched with the convex-shaped hinge part 15, the central lines of the first bracket 1 and the second bracket 2 can not deviate, and therefore the first gear block 3 and the second gear block 4 can be well meshed with a gear 5 of an engine gear system.
The using method of the tool is as follows:
the first bracket 1 and the second bracket 2 are firstly unfolded and placed on a cylinder body plane 16, the first gear block 3 and the second gear block 4 are meshed with the gear 5, then the first bracket 1 and the second bracket 2 are loosened, and the first gear block 3 and the second gear block 4 are tightly pressed on the gear 5 under the action of the tension of the spring 6; when the moment is tightened, the flywheel bolt B rotates clockwise to drive the flywheel C to rotate clockwise, so that the gear 5 of the gear system F rotates clockwise, and at the moment, the second gear block 4 clamps the gear 5 to prevent the gear system F from rotating clockwise, so that the flywheel C is prevented from rotating; when the flywheel bolt B is dismounted, the flywheel bolt B rotates anticlockwise to drive the flywheel C to rotate anticlockwise, so that the gear 5 of the gear system F rotates anticlockwise, and at the moment, the first gear block 3 clamps the gear 5 to prevent the gear system F from rotating anticlockwise, so that the flywheel C is prevented from rotating.
While only the preferred embodiments of the present invention have been described above, it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these do not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (4)
1. A tool for preventing rotation of a flywheel of a rear power take-off engine, comprising: the folding type engine gear system comprises a first bracket (1) and a second bracket (2) which can be folded or stretched relatively, wherein a first gear block (3) fixedly connected with the first bracket is arranged on the first bracket (1), a second gear block (4) fixedly connected with the second bracket is arranged on the second bracket (2), the first bracket (1) and the second bracket (2) can be meshed and connected with one gear (5) of the engine gear system after being folded, and a spring (6) connected with the first bracket (1) and the second bracket (2) is arranged between the first bracket and the second bracket;
the first bracket (1) comprises a first abdicating rod (7), a first vertical rod (8) and a first cross rod (9) which are sequentially connected from top to bottom, and correspondingly, the second bracket (2) comprises a second abdicating rod (10), a second vertical rod (11) and a second cross rod (12) which are respectively corresponding to the heights of the first abdicating rod (7), the first vertical rod (8) and the first cross rod (9);
the upper end of the first abdicating rod (7) is hinged with the upper end of the second abdicating rod (10);
the first gear block (3) is respectively connected with the first vertical rod (8) and the first cross rod (9), and the second gear block (4) is respectively connected with the second vertical rod (11) and the second cross rod (12);
the bottom surface of the first gear block (3) is flush with the bottom surface of the first cross rod (9), and the bottom surface of the second gear block (4) is flush with the bottom surface of the second cross rod (12).
2. A tool for preventing rotation of a flywheel of a rear-powered engine as defined in claim 1 wherein: the first yielding rod (7) and the second yielding rod (10) are respectively provided with a connecting part (13) connected with two ends of the spring (6).
3. A tool for preventing rotation of a flywheel of a rear-powered engine as defined in claim 1 wherein: the first support (1) and the second support (2) are symmetrically arranged, and the first yielding rod (7) and the second yielding rod (10) extend obliquely upwards from the tops of the first vertical rod (8) and the second vertical rod (11) respectively.
4. A tool for preventing rotation of a flywheel of a rear-powered engine as claimed in any one of claims 1 to 3 wherein: the upper end of the first abdicating rod (7) is provided with a concave-shaped hinging part (14), and the upper end of the second abdicating rod (10) is provided with a convex-shaped hinging part (15) which is matched with the concave-shaped hinging part (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401494.2A CN108422185B (en) | 2018-04-28 | 2018-04-28 | Tool for preventing flywheel of rear power taking engine from rotating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401494.2A CN108422185B (en) | 2018-04-28 | 2018-04-28 | Tool for preventing flywheel of rear power taking engine from rotating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108422185A CN108422185A (en) | 2018-08-21 |
| CN108422185B true CN108422185B (en) | 2023-09-19 |
Family
ID=63162139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810401494.2A Active CN108422185B (en) | 2018-04-28 | 2018-04-28 | Tool for preventing flywheel of rear power taking engine from rotating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108422185B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040006982A (en) * | 2002-07-16 | 2004-01-24 | 현대자동차주식회사 | Jig structure for fixing lock nut |
| CN103624721A (en) * | 2013-11-26 | 2014-03-12 | 广西玉柴机器股份有限公司 | Gear-fixing device |
| CN203557283U (en) * | 2013-07-16 | 2014-04-23 | 东风朝阳朝柴动力有限公司 | Appliance used for dismounting engine damper components |
| CN105014608A (en) * | 2015-08-07 | 2015-11-04 | 广西玉柴机器股份有限公司 | Flywheel locking tool |
| CN205835108U (en) * | 2016-07-29 | 2016-12-28 | 重庆长安汽车股份有限公司 | A kind of adjustable engine flywheel setting tool |
| CN205852678U (en) * | 2016-06-14 | 2017-01-04 | 广西玉柴机器股份有限公司 | Engine flywheel assembling auxiliary device |
| CN208099778U (en) * | 2018-04-28 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of tool for the flywheel turns preventing rear power taking engine |
-
2018
- 2018-04-28 CN CN201810401494.2A patent/CN108422185B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040006982A (en) * | 2002-07-16 | 2004-01-24 | 현대자동차주식회사 | Jig structure for fixing lock nut |
| CN203557283U (en) * | 2013-07-16 | 2014-04-23 | 东风朝阳朝柴动力有限公司 | Appliance used for dismounting engine damper components |
| CN103624721A (en) * | 2013-11-26 | 2014-03-12 | 广西玉柴机器股份有限公司 | Gear-fixing device |
| CN105014608A (en) * | 2015-08-07 | 2015-11-04 | 广西玉柴机器股份有限公司 | Flywheel locking tool |
| CN205852678U (en) * | 2016-06-14 | 2017-01-04 | 广西玉柴机器股份有限公司 | Engine flywheel assembling auxiliary device |
| CN205835108U (en) * | 2016-07-29 | 2016-12-28 | 重庆长安汽车股份有限公司 | A kind of adjustable engine flywheel setting tool |
| CN208099778U (en) * | 2018-04-28 | 2018-11-16 | 广西玉柴机器股份有限公司 | A kind of tool for the flywheel turns preventing rear power taking engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108422185A (en) | 2018-08-21 |
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