CN212055797U - Gear noise reduction tensioning device - Google Patents
Gear noise reduction tensioning device Download PDFInfo
- Publication number
- CN212055797U CN212055797U CN202020405781.3U CN202020405781U CN212055797U CN 212055797 U CN212055797 U CN 212055797U CN 202020405781 U CN202020405781 U CN 202020405781U CN 212055797 U CN212055797 U CN 212055797U
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- gear
- connecting portion
- plate
- tensioning device
- gears
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Abstract
The utility model relates to the technical field of gears, in particular to a noise reduction tensioning device for gears, which comprises a first gear and a second gear which are meshed with each other, wherein both side parts of the first gear and the second gear are connected with a tensioning device, the tensioning device comprises a tensioning plate, a first connecting part and a second connecting part, one end of the first connecting part is rotationally connected with one end of the tensioning plate, the other end of the first connecting part is rotationally connected with one end of the gear, one end of the second connecting part is rotationally connected with the other end of the tensioning plate, the other end of the second connecting part is rotationally connected with the second gear, the distance between the two meshed gears is kept in a constant state through the tensioning plate, the larger gap or the loose meshing part at the meshing parts of the two gears is prevented, thereby preventing the generation of intermittent noise, the meshing transmission between the gears cannot be blocked due to the rotational connection mode, thereby ensuring the stable operation of the gears, and connecting bolt components, the pre-tightening force is adjusted, and therefore the tightness of the tensioning device is adjusted.
Description
Technical Field
The utility model belongs to the technical field of the gear technique and specifically relates to a straining device of making an uproar falls in gear.
Background
The gear is a basic high-efficiency mechanical transmission part, and the performance of the gear directly influences power output. Along with the development of production, the stability of gear operation receives people's attention gradually. However, in the process of gear meshing transmission, when the meshing position of the two gears is loosened, intermittent collision occurs, which not only generates noise, but also affects the stability of the gear transmission.
SUMMERY OF THE UTILITY MODEL
In order to overcome current gear engagement department easily appear lax not enough, the utility model provides a take-up of making an uproar falls in gear prevents that two meshed gears from appearing laxly at the moving in-process, and noise abatement guarantees gear drive's stability.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a straining device that makes an uproar falls in gear, contains engaged with gear one and gear two, gear one and gear two both sides portion all are connected with straining device, straining device contains take-up plate, connecting portion one and connecting portion two, the one end of connecting portion one rotates with the one end of take-up plate and links to each other, and the other end of connecting portion one rotates with one of gear and links to each other, the one end of connecting portion two rotates with the other end of take-up plate and links to each other, and the other end of connecting portion two rotates with gear two and links to each other.
According to the utility model discloses a further embodiment, further include, connecting portion one and connecting portion two all contain integrated into one piece's bulb and screw rod, gear one and two both ends faces of gear are provided with the ring channel, ring channel bottom surface middle part is provided with the arc wall, the bulb is located the arc wall and spacing through interior spacing collar and outer spacing collar, the screw rod rotates with the one end of take-up plate and links to each other.
According to the utility model discloses a further embodiment, further include, interior spacing collar and outer spacing collar are all through the fix with screw on the circular slot bottom surface. The inner limiting ring and the outer limiting ring are both provided with arc-shaped surfaces matched with the ball heads and form an annular pipeline together with the arc-shaped grooves, so that a rotation space of the ball heads is formed.
According to another embodiment of the present invention, further comprising, the tension plate comprises a protrusion, and the protrusion is provided with a connection wing plate on both sides.
According to the utility model discloses a further embodiment, further include, be fixed with the bearing on the connection pterygoid lamina, the screw rod passes the bearing and the tip passes through nut locking. The bearing is arranged at the rotary connection position, so that the effects of supporting and vibration damping are achieved, and the flexible operation of the connection part is further guaranteed without clamping stagnation.
According to another embodiment of the present invention, further comprising, a bolt assembly is connected to two parallel sides of the protruding portion. The bolt assembly provides the pretightening force of connection for the tensioning plate, thereby realizing the tightness adjustment of the tensioning device.
The beneficial effects of the utility model are that, make the distance between two meshing gears keep invariable state through the take-up plate, prevent that great clearance or meshing department from relaxing to appear in two gear engagement departments, thereby prevent the production of intermittent type nature noise, because the mode of rotating the connection makes the meshing transmission between the gear can not receive the jamming, thereby guarantee the smooth operation of gear, through the bellying connecting bolt subassembly at the take-up plate, realize the adjustment of pretightning force, thereby realize the regulation of take-up device elasticity.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of the structure of the connecting portion;
FIG. 4 is a schematic view of the structure of the tensioning device;
FIG. 5 is a cross-sectional view of the annular groove, inner spacing collar and outer spacing collar;
FIG. 6 is a schematic structural view of a tension plate;
fig. 7 is a schematic structural diagram of another embodiment.
In the figure, 1, a first gear, 2, a second gear, 3, a tensioning device, 4, a tensioning plate, 4-1, a boss, 4-2, a connecting wing plate, 5, a first connecting part, 6, a second connecting part, 7, a ball head, 8, a screw rod, 9, an annular groove, 9-1, an arc-shaped groove, 10, an inner limiting ring, 11, an outer limiting ring, 12, a bearing, 13, a bolt component, 14 and an arc-shaped surface are shown.
Detailed Description
Fig. 1 to 6 are the structural schematic diagram of the utility model, a take-up device of making an uproar falls in gear contains engaged with gear 1 and gear two 2, characterized by, gear 1 and gear two 2 both sides portion all are connected with take-up device 3, take-up device 3 contains take-up plate 4, connecting portion 5 and connecting portion two 6, the one end of connecting portion 5 is rotated with the one end of take-up plate 4 and is linked to each other, and the other end of connecting portion 5 is rotated with gear 1 and is linked to each other, the one end of connecting portion two 6 is rotated with the other end of take-up plate 4 and is linked to each other, and the other end of connecting portion two 6 rotates with gear two 2 and links to each.
In this application, at two gear engagement moving in-process, because the distance at 4 both ends of take-up plate is invariable, make the distance between two gears keep the invariable state, it is taut with two gears of meshing through straining device 3, prevent that great clearance or meshing department from lax from appearing in two gear engagement departments, thereby prevent the production of intermittent type nature noise, simultaneously because connecting portion respectively with the gear, take-up plate 4 rotates continuously, in addition, the mode of rotating the connection makes the meshing transmission between the gear can not receive the jamming, thereby guarantee the gear even running.
According to the utility model discloses a further embodiment, further include, connecting portion one 5 and connecting portion two 6 all contain integrated into one piece's bulb 7 and screw rod 8, gear one 1 and gear two 2 both ends face are provided with ring channel 9, ring channel 9 bottom surface middle part is provided with arc 9-1, bulb 7 is located arc 9-1 and spacing through interior spacing collar 10 and outer spacing collar 11, screw rod 8 rotates with the one end of take-up plate 4 and links to each other.
In the process of gear rotation, the ball head 7 rotates in the arc-shaped groove 9-1 at the bottom of the annular groove 9, and the screw 8 rotates in the tensioning plate 4, so that meshing transmission between the gears is prevented from being blocked.
According to another embodiment of the present invention, further comprising that the inner stop collar 10 and the outer stop collar 11 are fixed on the bottom surface of the annular groove 9 by screws. The inner limiting ring 10 and the outer limiting ring 11 are both provided with arc-shaped surfaces 14 matched with the ball head 7 and form an annular pipeline together with the arc-shaped grooves 9-1, so that a rotation space of the ball head 7 is formed.
According to another embodiment of the present invention, it further comprises that the tension plate 4 comprises a protrusion 4-1, and the two sides of the protrusion 4-1 are provided with a connection wing plate 4-2. One ends of the first connecting part 5 and the second connecting part 6 are rotatably connected with the connecting wing plate 4-2.
According to another embodiment of the present invention, further comprising a bearing 12 fixed on the connection wing plate 4-2, the screw 8 passes through the bearing 12 and the end is locked by a nut. The bearing 12 is arranged at the rotary joint, so that the effects of supporting and damping are achieved, and the flexible operation of the connecting part is further guaranteed without clamping stagnation.
According to another embodiment of the present invention, it further comprises a bolt assembly 13 connected to two parallel sides of the protruding portion 4-1. As shown in fig. 7, the tightness degree of the bolt assembly 13 provides a connection pretightening force for the tension plate 4, and the pretightening force is used to realize micro-deformation, so that the tightness degree of the tension device is adjusted.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a straining device that makes an uproar falls in gear, contains engaged with gear (1) and gear two (2), characterized by, gear (1) and gear two (2) both sides portion all are connected with straining device (3), straining device (3) contain take-up plate (4), connecting portion (5) and connecting portion two (6), the one end of connecting portion (5) rotates with the one end of take-up plate (4) and links to each other, and the other end of connecting portion (5) rotates with gear (1) and links to each other, the one end of connecting portion two (6) rotates with the other end of take-up plate (4) and links to each other, and the other end of connecting portion two (6) rotates with gear two (2) and links to each other.
2. The noise-reducing and tensioning device for the gear is characterized in that the first connecting portion (5) and the second connecting portion (6) comprise a ball head (7) and a screw rod (8) which are integrally formed, annular grooves (9) are formed in two end faces of the first gear (1) and the second gear (2), an arc-shaped groove (9-1) is formed in the middle of the bottom face of each annular groove (9), the ball head (7) is located in each arc-shaped groove (9-1) and limited by an inner limiting ring (10) and an outer limiting ring (11), and the screw rod (8) is rotatably connected with one end of the tensioning plate (4).
3. A noise-reducing and tensioning device for gears as claimed in claim 2, characterized in that the inner limiting ring (10) and the outer limiting ring (11) are fixed on the bottom surface of the annular groove (9) by screws.
4. A noise-reducing tensioning device for gears according to claim 2, characterized in that the tensioning plate (4) comprises a raised portion (4-1), and connecting wing plates (4-2) are arranged on both sides of the raised portion (4-1).
5. A noise reduction and tensioning device for gears according to claim 4, characterized in that a bearing (12) is fixed on the connecting wing plate (4-2), the screw (8) passes through the bearing (12) and the end part is locked by a nut.
6. A noise reducing and tensioning device for gears according to claim 4, characterized in that bolt assemblies (13) are attached to the two parallel sides of the said protruding part (4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405781.3U CN212055797U (en) | 2020-03-26 | 2020-03-26 | Gear noise reduction tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405781.3U CN212055797U (en) | 2020-03-26 | 2020-03-26 | Gear noise reduction tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212055797U true CN212055797U (en) | 2020-12-01 |
Family
ID=73540144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020405781.3U Active CN212055797U (en) | 2020-03-26 | 2020-03-26 | Gear noise reduction tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212055797U (en) |
-
2020
- 2020-03-26 CN CN202020405781.3U patent/CN212055797U/en active Active
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