CN220505715U - Split gear for speed reducer - Google Patents
Split gear for speed reducer Download PDFInfo
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- CN220505715U CN220505715U CN202321816065.4U CN202321816065U CN220505715U CN 220505715 U CN220505715 U CN 220505715U CN 202321816065 U CN202321816065 U CN 202321816065U CN 220505715 U CN220505715 U CN 220505715U
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 20
- 210000001503 joint Anatomy 0.000 claims description 18
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of speed reducers and discloses a split gear for a speed reducer, which comprises a first half gear and a second half gear, wherein the first half gear and the second half gear can be spliced into a complete gear body, two surfaces of the first half gear and the second half gear, which are connected, are mounting surfaces, one mounting surface is provided with a first connecting piece, two second connecting pieces and two second butt connecting pieces, the other mounting surface is correspondingly provided with a first butt connecting piece and two second butt connecting pieces, the first half gear and the second half gear are identical in structure, the first half gear and the second half gear are respectively connected with the first butt connecting piece and the second butt connecting piece, the device solves the problem that bolts for connecting the two half gears are easy to fall off and are easy to wear, deform and even shear due to circumferential force generated in gear operation, the problem that the two half gears are separated from each other is solved, the stress of a single connecting piece is reduced, and the stability of connection between the two half gears is enhanced.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a split gear for a speed reducer.
Background
The speed reducer is an independent component consisting of a transmission assembly enclosed in a rigid housing and is commonly used as a speed reduction transmission device between a prime mover and a working machine, and plays a role in matching rotation speed and transmitting torque between the prime mover and the working machine or an executing mechanism. The gear reducer is widely applied to the mechanical fields of light industry, electric power, construction, metallurgy and the like of foods. The gear is a wearing part, and the wearing part needs to be replaced in time, so that a user has higher requirements on convenience in gear disassembly and assembly and repeated installation errors.
At present, the chinese patent of patent application No. 202222002084.5 discloses a split gear for speed reducer, wholly split the gear into two semicircular gears, set up fixture block and draw-in groove that can block each other on two semicircular gear faying surfaces respectively to through bolted connection two semicircular gears, need not dismouting transmission shaft whole when changing the gear, improved the convenience of operation and reduced repetition installation error, but only through two bolted connection between two semicircular gears, in the speed reducer operation in-process, the bolt drops easily, and the circumference force between two semicircular gears makes the bolt wearing and tearing warp, cut even easily, causes the connection inefficacy.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a split gear for a speed reducer, which is stable in connection.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the split gear for the speed reducer comprises a first half gear and a second half gear, the first half gear and the second half gear can be spliced into a complete gear body, two surfaces, which are connected with each other, of the first half gear and the second half gear are mounting surfaces, one of the mounting surfaces is provided with a first connecting piece, two second connecting pieces and two second connecting pieces, the other mounting surface is correspondingly provided with a first butt joint piece and two second butt joint pieces, the second half gear and the first half gear are identical in structure, and the first connecting piece and the second connecting piece of the first half gear and the second half gear are respectively connected with the corresponding first butt joint piece and the corresponding second butt joint piece.
The utility model is further provided with: the first connecting piece comprises a protruding block, the protruding block is perpendicular to the mounting surface of the first half gear, a threaded hole III is formed in the protruding block in a penetrating mode along the axial direction of the first half gear, the first abutting piece comprises a groove, threaded holes II are formed in two sides of the groove, the protruding block can be clamped with the corresponding groove, and two-way bolts are connected with the threaded holes II and the threaded holes III in a threaded mode.
The utility model is further provided with: the second butt joint part comprises a connecting groove, the connecting groove is formed in one mounting surface of the first half gear, and a clamping groove is formed in one end, away from the mounting surface, of the bottom of the connecting groove.
The utility model is further provided with: the mounting groove is formed in the other mounting surface of the first half gear, the second connecting piece comprises a buckle plate, the buckle plate is arc-shaped, one end of the buckle plate is rotatably mounted in the mounting groove, a clamping block is arranged at the other end of the buckle plate, the buckle plate is arranged to be connected with a corresponding connecting groove, the clamping block is arranged to be clamped with a corresponding clamping groove, and the joint surface of the clamping block and the clamping groove is arranged along the radial direction of the first half gear.
The utility model is further provided with: the buckle plate is provided with a first threaded hole, the bidirectional bolt is provided with a first threaded hole and a second threaded hole which are opposite in rotation direction, the first threaded hole is in threaded connection with the corresponding first threaded hole, the second threaded hole and the third threaded hole, and the second threaded hole is connected with a nut.
The utility model is further provided with: the fixture block deviates from the buckle and rotates the dismantlement hole has been seted up to one side of link.
The utility model has the advantages that:
1. the first half gear and the second half gear are additionally provided with the connecting piece II, one end of the buckle plate of the connecting piece II is rotationally connected with one half gear, the other end of the buckle plate is provided with the clamping block, the clamping block is correspondingly clamped with the clamping groove of the other half gear, the first half gear and the second half gear are mutually connected, the joint surface of the clamping block and the clamping groove is arranged along the radial direction of the gear, the circumferential pulling force acting on the half gears through the clamping block is vertical to the joint surface when the gears rotate, the buckle plate is prevented from being damaged by radial shearing force, and the connection stability of the two half gears is improved;
2. the first connecting piece is arranged on the connecting surface of the two half gears, the convex blocks are correspondingly clamped with the grooves and are fixed through the two-way bolts, and the second connecting piece is matched, so that the stress of a single connecting piece is reduced, the risk of bolt damage is reduced, and the stability of connecting the two half gears is improved;
3. the two buckle plates on two sides of the half gear are further fixed by the bidirectional bolt, so that the second connecting piece cannot fall off, the connection stability is guaranteed, meanwhile, the bidirectional bolt is provided with the first thread and the second thread with opposite rotation directions, the buckle plates, the first half gear and the second half gear are connected with the first thread together, the second thread is connected with the nut, the two-way thread is used for preventing the two-way bolt from falling off, and the connection stability of the two half gears is guaranteed.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a half gear according to the present utility model;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;
in the figure: 1. a first half gear; 2. a second half gear; 3. a connecting groove; 4. a mounting groove; 5. a bump; 6. a groove; 7. a clamping groove; 8. a buckle plate; 9. a clamping block; 10. a first threaded hole; 11. a threaded hole II; 12. a threaded hole III; 13. a two-way bolt; 131. a first thread; 132. a second thread; 14. a nut; 15. and (5) detaching the hole.
Detailed Description
It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.
In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions:
the split gear for the speed reducer comprises a first half gear 1 and a second half gear 2, wherein the first half gear 1 and the second half gear 2 can be spliced with each other to form a complete gear body, two surfaces, connected with the first half gear 1 and the second half gear 2, serve as mounting surfaces, a first connecting piece, two second connecting pieces and two second connecting pieces are arranged on one of the mounting surfaces, a first butt joint piece and a second butt joint piece are correspondingly arranged on the other mounting surface, the second half gear 2 and the first half gear 1 are identical in structure, a first connecting piece, a second connecting piece, a first butt joint piece and a second butt joint piece are correspondingly arranged, and the first half gear 1 and the second half gear 2 are respectively spliced with the first butt joint piece and the second butt joint piece.
The first connecting piece comprises a protruding block 5, the protruding block 5 is perpendicular to the mounting surface of the first half gear 1, and a threaded hole III 12 is formed in the protruding block 5 in a penetrating manner along the axial direction of the first half gear 1;
the first butt joint part comprises a groove 6, and threaded holes 11 are correspondingly formed in the upper side and the lower side of the groove 6;
when the first half gear 1 and the second half gear 2 are connected with each other, the protruding block 5 is clamped with the corresponding groove 6, and the threaded hole 11 is correspondingly communicated with the threaded hole 12.
The second butt joint part comprises a connecting groove 3, the connecting groove 3 is formed in one mounting surface of the first half gear 1, and a clamping groove 7 is formed in one end, away from the mounting surface, of the bottom of the connecting groove 3;
the other mounting surface of the first half gear 1 is provided with a mounting groove 4, the second connecting piece comprises a buckle plate 8, the buckle plate 8 is arc-shaped, one end of the buckle plate 8 is rotatably mounted in the mounting groove 4, and the other end of the buckle plate 8 is provided with a clamping block 9;
when two half gears need to be connected, the pinch plate 8 is rotated, make pinch plate 8 be connected with corresponding spread groove 3, fixture block 9 and draw-in groove 7 correspond joint this moment, during the speed reducer operation, fixture block 9 passes through draw-in groove 7 pulling adjacent half gears, realize the holistic synchronous operation of gear, the joint surface of fixture block 9 and draw-in groove 7 is along the radial setting of half gear 1, when having guaranteed the gear rotation, through the circumference pulling force of fixture block 9 effect on half gear with the joint surface mutually perpendicular, the radial shearing force of production on having avoided the joint surface and damaged pinch plate 8, the stability of connecting between two half gears has been guaranteed.
The pinch plate 8 is provided with a first threaded hole 10, the pinch plate 8, the first half gear 1 and the second half gear 2 are connected with a bidirectional bolt 13 in a threaded mode, the bidirectional bolt 13 is provided with a first thread 131 and a second thread 132 which are opposite in rotation direction, the first thread 131 is connected with the first threaded hole 10, the second threaded hole 11 and the third threaded hole 12 in a threaded mode, and the second thread 132 is connected with a nut 14 in a threaded mode; the connection and fixation of the convex blocks 5 and the grooves 6 are realized through the bidirectional bolts 13, and meanwhile, the fixation of the buckle plates 8 and the connecting grooves 3 is enhanced, so that the joint of the clamping blocks 9 and the clamping grooves 7 is ensured, the stress of a single connecting piece is reduced, and the damage risk of the connecting piece is reduced;
the bidirectional bolt 13 realizes the anti-drop of the bolt through two sections of opposite threads, and ensures the stability of connection between the two half gears.
The disassembly hole 15 is formed in one side, deviating from the connecting end of the pinch plate 8, of the clamping block 9, when the gear needs to be disassembled, the nut 14 is screwed down, the bidirectional bolt 13 is screwed down again, and the pinch plate 8 can be dragged out of the connecting groove 3 through the disassembly hole 15 by using a tool, so that the gear is disassembled.
Specifically, a connecting piece II is additionally arranged on the first half gear 1 and the second half gear 2, one end of a buckle plate 8 of the connecting piece II is rotationally connected with one half gear, the other end of the buckle plate 8 is provided with a clamping block 9, the clamping block 9 is correspondingly clamped with a clamping groove 7 of the other half gear, the first half gear 1 and the second half gear 2 can be mutually connected, the joint surface of the clamping block 9 and the clamping groove 7 is arranged along the radial direction of the gear, the circumferential pulling force acting on the half gears through the clamping block 9 is vertical to the joint surface when the gears rotate, the buckle plate 8 is prevented from being damaged by radial shearing force, and the stability of the connection of the two half gears is improved;
the first connecting piece is also arranged on the connecting surface of the two half gears, the convex blocks 5 are correspondingly clamped with the grooves 6 and are fixed through the bidirectional bolts 13, and the second connecting piece is matched, so that the stress of a single connecting piece is reduced, the risk of bolt damage is reduced, and the stability of the connection of the two half gears is improved;
the two buckle plates 8 on two sides of the half gear are further fixed by the two-way bolt 13, so that the second connecting piece cannot fall off, the stability of connection is guaranteed, meanwhile, the two-way bolt 13 is provided with two sections of threads 131 and threads 132 with opposite rotation directions, the buckle plates 8, the half gear 1 and the half gear 2 are connected with the threads 131 in a threaded mode, nuts 14 are connected to the threads 132 in a threaded mode, the falling-preventing mode of the two-way bolt 13 is achieved through the two-way threads, and the stability of connection of the two half gears is guaranteed.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a split type gear for speed reducer, includes half gear one (1) and half gear two (2), its characterized in that: the gear body is formed by mutually splicing the first half gear (1) and the second half gear (2), two surfaces, which are connected with the first half gear (1) and the second half gear (2), are mounting surfaces, one of the mounting surfaces is provided with a first connecting piece, two second connecting pieces and two second connecting pieces, the other mounting surface is correspondingly provided with a first butt joint piece and two second butt joint pieces, the second half gear (2) and the first half gear (1) are identical in structure, and the first connecting piece and the second connecting piece of the first half gear (1) and the second half gear (2) are respectively connected with the corresponding first butt joint piece and the second butt joint piece.
2. The split gear for a speed reducer according to claim 1, wherein: the first connecting piece comprises a protruding block (5), the protruding block (5) is perpendicular to the installation surface of the first half gear (1), a third threaded hole (12) is formed in the protruding block (5) in a penetrating mode along the axial direction of the first half gear (1), the first connecting piece comprises a groove (6), a second threaded hole (11) is formed in two sides of the groove (6), the protruding block (5) is arranged to be capable of being clamped with the corresponding groove (6), and a bidirectional bolt (13) is connected with the second threaded hole (11) and the third threaded hole (12) in a threaded mode.
3. The split gear for a speed reducer according to claim 2, wherein: the second butt joint part comprises a connecting groove (3), the connecting groove (3) is formed in one mounting surface of the first half gear (1), and a clamping groove (7) is formed in one end, away from the mounting surface, of the bottom of the connecting groove (3).
4. A split gear for a speed reducer according to claim 3, wherein: the novel semi-gear is characterized in that a mounting groove (4) is formed in the other mounting surface of the first semi-gear (1), the second connecting piece comprises a buckle plate (8), the buckle plate (8) is arc-shaped, one end of the buckle plate (8) is rotatably mounted in the mounting groove (4), a clamping block (9) is arranged at the other end of the buckle plate, the buckle plate (8) is arranged to be connected with the corresponding connecting groove (3), the clamping block (9) is arranged to be clamped with the corresponding clamping groove (7), and the joint surface of the clamping block (9) and the clamping groove (7) is arranged along the radial direction of the first semi-gear (1).
5. The split gear for a speed reducer according to claim 4, wherein: the buckle plate (8) is provided with a first threaded hole (10), the bidirectional bolt (13) is provided with a first threaded hole (131) and a second threaded hole (132) which are opposite in rotation direction, the first threaded hole (131) is in threaded connection with the corresponding first threaded hole (10), the second threaded hole (11) and the third threaded hole (12), and the second threaded hole (132) is in threaded connection with a nut (14).
6. The split gear for a speed reducer according to claim 5, wherein: one side of the clamping block (9) deviating from the rotating connecting end of the buckle plate (8) is provided with a dismounting hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816065.4U CN220505715U (en) | 2023-07-12 | 2023-07-12 | Split gear for speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816065.4U CN220505715U (en) | 2023-07-12 | 2023-07-12 | Split gear for speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505715U true CN220505715U (en) | 2024-02-20 |
Family
ID=89877411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321816065.4U Active CN220505715U (en) | 2023-07-12 | 2023-07-12 | Split gear for speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505715U (en) |
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2023
- 2023-07-12 CN CN202321816065.4U patent/CN220505715U/en active Active
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