CN214534293U

CN214534293U - High-rotating-speed low-noise gear speed reducer

Info

Publication number: CN214534293U
Application number: CN202120566281.2U
Authority: CN
Inventors: 徐国
Original assignee: Hangzhou Yuqiu Machine Co ltd
Current assignee: Hangzhou Yuqiu Machine Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-29
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a high rotational speed low noise gear reducer, including casing and lid, the left side fixedly connected with oil box on lid upper portion, the oil inlet has been seted up on the upper portion of oil box, oil inlet department lid is equipped with the closing cap, the utility model relates to a speed reducer technical field. This high rotational speed low noise gear speed reducer, utilize the inside lubricating oil of oil box through first oil pipe down, the first gear wheel of play oil head flow direction that oil pipe and third oil pipe are connected under the second, the upper portion of second gear wheel and third gear wheel, between input gear and the third gear wheel, mesh transmission respectively between second pinion and the second gear wheel and between first pinion and the first gear wheel, make the inside gear of speed reducer all glue and cover lubricating oil, effectual reinforcing equipment inner mechanism's transmissibility and practical life, the loaded down with trivial details when reducing equipment and adding lubricating oil, simultaneously greatly reduced noise pollution, the work and the rest of having guaranteed people are not influenced.

Description

High-rotating-speed low-noise gear speed reducer

Technical Field

The utility model relates to a speed reducer technical field specifically is a high rotational speed low noise gear speed reducer.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.

Existing speed reducer on the existing market is because its inside is sealed by mechanical structure such as screw completely for be difficult to the installation and dismantle, overhaul very inconvenient when traditional speed reducer breaks down with this, in the inside operation in-process of speed reducer, the transmission between the gear all can produce very big noise, and the noise influences people's work and rest greatly on the one hand, and on the other hand must cause the wearing and tearing of interior wall part down for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high rotational speed low noise gear speed reducer has solved existing speed reducer because its inside is sealed by mechanical structure such as screw completely for be difficult to the installation and dismantle, it is very inconvenient to overhaul when the speed reducer breaks down, and the inside operation in-process of speed reducer, transmission between the gear all can produce very big noise, influence people's work and rest and the problem that causes the wearing and tearing of interior wall part.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high rotational speed low noise gear reducer, includes casing and lid, the left side fixedly connected with oil box on lid upper portion, the oil inlet has been seted up on the upper portion of oil box, oil inlet department lid is equipped with the closing cap, oil pipe and third oil pipe under first oil pipe, second of fixedly connected with from left to right in proper order on the inboard upper portion of lid, oil pipe and third under first oil pipe, second are oil pipe and third the upper end of oil pipe run through in the upper portion of lid, oil pipe and third are oil pipe all through the bottom side intercommunication of leading oil pipe and oil box under first oil pipe, second, oil pipe and third under first oil pipe, second and oil pipe's bottom all is equipped with out the oil head.

Preferably, the inner cavity of the housing is sequentially and rotatably connected with a first gear shaft, a second gear shaft and a third gear shaft from left to right, the middle parts of the first gear shaft, the second gear shaft and the third gear shaft are fixedly connected with a first large gear, a second large gear and a third large gear, and the rear sides of the second large gear and the third large gear are fixedly connected with a first small gear and a second small gear.

Preferably, the first lower oil pipe, the second lower oil pipe and the third lower oil pipe are respectively arranged above the first gearwheel, the second gearwheel and the third gearwheel.

Preferably, the first gear shaft, the second gear shaft and the third gear shaft are supported at the front side and the rear side inside the shell through bearings, and shaft retaining rings are arranged between the first gear shaft, the second gear shaft and the third gear shaft and the bearings.

Preferably, the right side of the front part of the shell is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected with an input gear.

Preferably, the input gear and the third gearwheel, the second pinion and the second gearwheel, and the first pinion and the first gearwheel are in meshing transmission respectively.

Preferably, the cover body covers the upper portion of the shell, a flange gasket is clamped between the cover body and the shell, and bayonets are formed in the edges of the cover body and the flange gasket.

Preferably, the border downside on casing upper portion rotates and is connected with the kelly, the kelly runs through in bayonet socket department, the oval dop of upper end fixedly connected with of kelly, the lower part cover of kelly is equipped with rubber and presses the seat.

Preferably, the bottom of the clamping rod is rotatably connected with a rotary pressing handle, the upper end of the rotary pressing handle is of an oval structure, and the rotary pressing handle is in compression joint with the bottom of the rubber pressing seat.

Advantageous effects

The utility model provides a high rotational speed low noise gear reducer. Compared with the prior art, the method has the following beneficial effects:

(1) the high-rotation-speed low-noise gear reducer is characterized in that an oil box is fixedly connected to the left side of the upper portion of a cover body, an oil inlet is formed in the upper portion of the oil box, a sealing cover is covered at the oil inlet, a first oil dropping pipe, a second oil dropping pipe and a third oil dropping pipe are fixedly connected to the upper portion of the inner side of the cover body from left to right in sequence, the upper ends of the first oil dropping pipe, the second oil dropping pipe and the third oil dropping pipe penetrate through the upper portion of the cover body, the first oil dropping pipe, the second oil dropping pipe and the third oil dropping pipe are communicated with the bottom side of the oil box through oil guide pipes, oil outlet heads are arranged at the bottoms of the first oil dropping pipe, the second oil dropping pipe and the third oil dropping pipe, lubricating oil in the oil box flows to the upper portions of a first big gear, a second big gear and a third big gear through the oil outlet heads connected with the first oil dropping pipe, the second oil dropping pipe and the third oil dropping pipe, an input gear and a second big gear are respectively engaged with the first small gear, make the inside gear of speed reducer all glue and have covered lubricating oil, the transmission nature and the practical life of effectual reinforcing equipment internal mechanism, loaded down with trivial details nature when reducing equipment interpolation lubricating oil, simultaneously greatly reduced noise pollution, guaranteed that people's work and rest are not influenced.

(2) The high-rotation-speed low-noise gear reducer is characterized in that a flange washer is clamped between a cover body and a shell, a clamping rod penetrates through a bayonet, an oval clamping head is fixedly connected to the upper end of the clamping rod, a rubber pressing seat is sleeved on the lower portion of the clamping rod, a rotary pressing handle is rotatably connected to the bottom of the clamping rod and is in compression joint with the bottom of the rubber pressing seat, a first gear wheel, a second gear wheel and a third gear wheel are fixedly connected to the middle portions of the first gear wheel, the second gear wheel and the third gear wheel, a first pinion and a second pinion are fixedly connected to the rear sides of the second gear wheel and the third gear wheel, a driving motor is used for driving an input gear to rotate, the input gear drives the third gear wheel to rotate for carrying out primary speed change, the second pinion drives the second gear wheel to rotate for carrying out secondary speed change, then the second gear wheel drives the first gear wheel to rotate for finishing final speed change, equipment is small, compact structure, high and the speed reduction scope of transmission efficiency are wide, simultaneously, through the commentaries on classics pressure handle, convenient to detach, convenient operation is convenient for overhaul and the replacement to internals.

Drawings

Fig. 1 is a structural sectional view of the cover body of the present invention;

FIG. 2 is a top cross-sectional view of the structure of the present invention;

fig. 3 is a top view of the cover of the present invention;

fig. 4 is a perspective view of the structure of the pressure handle of the present invention.

In the figure: 1. a housing; 2. a cover body; 3. a drive motor; 31. an input gear; 41. a first gear shaft; 42. a second gear shaft; 43. a third gear shaft; 5. a bearing; 51. a retainer ring for a shaft; 61. a first bull gear; 62. a second bull gear; 621. a first pinion gear; 63. a third bull gear; 631. a second pinion gear; 7. an oil box; 71. an oil inlet; 72. sealing the cover; 81. a first lower oil pipe; 82. a second oil feed pipe; 83. a third oil pipe; 9. an oil guide pipe; 10. an oil outlet head; 11. a flange gasket; 12. a clamping rod; 13. a bayonet; 14. an oval chuck; 15. the handle is pressed; 16. and (5) pressing a base with rubber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-rotation-speed low-noise gear reducer comprises a shell body 1 and a cover body 2, a flange gasket 11 is clamped between the cover body 2 and the shell body 1, bayonets 13 are respectively arranged on the edges of the cover body 2 and the flange gasket 11, a clamping rod 12 is rotatably connected to the lower side of the edge of the upper portion of the shell body 1, the clamping rod 12 penetrates through the bayonets 13, an oval-shaped clamping head 14 is fixedly connected to the upper end of the clamping rod 12, a rubber pressing seat 16 is sleeved on the lower portion of the clamping rod 12, a rotary pressing handle 15 is rotatably connected to the bottom of the clamping rod 12, the upper end of the rotary pressing handle 15 is of an oval structure, the rotary pressing handle 15 is in compression connection with the bottom of the rubber pressing seat 16, a first gear shaft 41, a second gear shaft 42 and a third gear shaft 43 are sequentially rotatably connected to the inner cavity of the shell body 1 from left to right, a first large gear 61, a second large gear 62 and a third large gear 63 are respectively fixedly connected to the middle portions of the first gear shaft 41, the second gear shaft 42 and the third gear shaft 43, the rear sides of the second gearwheel 62 and the third gearwheel 63 are fixedly connected with a first pinion 621 and a second pinion 631, the first gear shaft 41, the second gear shaft 42 and the third gear shaft 43 are supported at the front and rear sides inside the housing 1 through bearings 5, shaft retainer rings 51 are arranged between the first gear shaft 41, the second gear shaft 42 and the third gear shaft 43 and the bearings 5, the right side of the front part of the housing 1 is fixedly connected with a driving motor 3, the output end of the driving motor 3 is fixedly connected with an input gear 31, the input gear 31 and the third gearwheel 63, the second pinion 631 and the second gearwheel 62, and the first pinion 621 and the first gearwheel 61 are respectively in meshing transmission, the input gear 31 is driven by the driving motor 3 to rotate, the input gear 31 drives the third gearwheel 63 to rotate for carrying out first speed change, and the second pinion 631 drives the second gearwheel 62 to rotate, the secondary speed change is carried out, then the second gearwheel 62 drives the first gearwheel 61 to rotate, the final speed change is completed, the equipment is small in size, compact in structure, high in transmission efficiency and wide in speed reduction range, meanwhile, the internal parts are convenient to overhaul and replace through the rotary pressing handle 15, the oil box 7 is fixedly connected to the left side of the upper portion of the cover body 2, the oil inlet 71 is formed in the upper portion of the oil box 7, the sealing cover 72 is covered on the oil inlet 71, the first lower oil pipe 81, the second lower oil pipe 82 and the third lower oil pipe 83 are fixedly connected to the upper portion of the inner side of the cover body 2 from left to right in sequence, the upper ends of the first lower oil pipe 81, the second lower oil pipe 82 and the third lower oil pipe 83 penetrate through the upper portion of the cover body 2, the first lower oil pipe 81, the second lower oil pipe 82 and the third lower oil pipe 83 are communicated with the bottom side of the oil box 7 through the oil guide pipe 9, the oil outlets 10 are arranged at the bottoms of the first lower oil pipe 81, the second lower oil pipe 82 and the third lower oil pipe 83, first oil pipe 81, second oil pipe 82 and third oil pipe 83 are down located respectively and have first gear wheel 61, the top of second gear wheel 62 and third gear wheel 63, utilize the inside lubricating oil of oil box 7 to pass through first oil pipe 81, the first gear wheel 61 of first gear wheel 10 flow direction of delivery that second oil pipe 82 and third oil pipe 83 are connected down, the upper portion of second gear wheel 62 and third gear wheel 63, between input gear 31 and third gear wheel 63, mesh transmission respectively between second pinion 631 and second gear wheel 62 and between first pinion 621 and the first gear wheel 61, make the inside gear of speed reducer all glue and cover lubricating oil, the transmission nature and the practical life of the inside mechanism of effectual reinforcing equipment, the loaded down with trivial details when reducing equipment adds lubricating oil, simultaneously greatly reduced noise pollution, guaranteed that people's work and rest are not influenced.

And those not described in detail in this specification are well within the skill of those in the art.

When the speed reducer vibrates, lubricating oil in the oil box 7 flows to the upper parts of the first gearwheel 61, the second gearwheel 62 and the third gearwheel 63 through the oil outlet head 10 connected with the first oil outlet pipe 81, the second oil outlet pipe 82 and the third oil outlet pipe 83, and then the lubricating oil flows to the upper parts of the first gearwheel 61, the second gearwheel 62 and the third gearwheel 63 through meshing transmission between the input gear 31 and the third gearwheel 63, between the second pinion 631 and the second gearwheel 62 and between the first pinion 621 and the first gearwheel 61 respectively, so that the gears in the speed reducer are all adhered with the lubricating oil.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high rotational speed low noise gear reducer, includes casing (1) and lid (2), its characterized in that: the oil pump is characterized in that an oil box (7) is fixedly connected to the left side of the upper portion of the cover body (2), an oil inlet (71) is formed in the upper portion of the oil box (7), a sealing cover (72) is covered at the oil inlet (71), a first lower oil pipe (81), a second lower oil pipe (82) and a third lower oil pipe (83) are fixedly connected to the upper portion of the inner side of the cover body (2) from left to right in sequence, the upper ends of the first lower oil pipe (81), the second lower oil pipe (82) and the third lower oil pipe (83) penetrate through the upper portion of the cover body (2), the first lower oil pipe (81), the second lower oil pipe (82) and the third lower oil pipe (83) are communicated with the bottom side of the oil box (7) through oil guide pipes (9), and oil outlet heads (10) are arranged at the bottoms of the first lower oil pipe (81), the second lower oil pipe (82) and the third lower oil pipe (83).

2. The high-speed low-noise gear reducer according to claim 1, wherein: the inner chamber of casing (1) rotates from left to right in proper order and is connected with first gear shaft (41), second gear shaft (42) and third gear shaft (43), the equal fixedly connected with first gear wheel (61), second gear wheel (62) and third gear wheel (63) in the middle part of first gear shaft (41), second gear shaft (42) and third gear shaft (43), the equal fixedly connected with first pinion (621) of rear side and second pinion (631) of second gear wheel (62) and third gear wheel (63).

3. The high-speed low-noise gear reducer according to claim 2, wherein: the first lower oil pipe (81), the second lower oil pipe (82) and the third lower oil pipe (83) are respectively arranged above the first gearwheel (61), the second gearwheel (62) and the third gearwheel (63).

4. The high-speed low-noise gear reducer according to claim 2, wherein: the first gear shaft (41), the second gear shaft (42) and the third gear shaft (43) are supported on the front side and the rear side of the interior of the shell (1) through bearings (5), and shaft retaining rings (51) are arranged between the first gear shaft (41), the second gear shaft (42) and the third gear shaft (43) and the bearings (5).

5. The high-speed low-noise gear reducer according to claim 2, wherein: the right side of the front part of the shell (1) is fixedly connected with a driving motor (3), and the output end of the driving motor (3) is fixedly connected with an input gear (31).

6. The high-speed low-noise gear reducer according to claim 5, wherein: and the input gear (31) and the third gearwheel (63), the second pinion (631) and the second gearwheel (62) and the first pinion (621) and the first gearwheel (61) are in meshing transmission respectively.

7. The high-speed low-noise gear reducer according to claim 1, wherein: the cover body (2) is arranged on the upper portion of the shell (1) in a covering mode, a flange gasket (11) is clamped between the cover body (2) and the shell (1), and bayonets (13) are formed in the edges of the cover body (2) and the flange gasket (11).

8. The high-speed low-noise gear reducer according to claim 7, wherein: the border downside on casing (1) upper portion is rotated and is connected with kelly (12), kelly (12) run through in bayonet socket (13) department, the oval dop (14) of upper end fixedly connected with of kelly (12), the lower part cover of kelly (12) is equipped with rubber and presses seat (16).

9. The high-speed low-noise gear reducer according to claim 8, wherein: the bottom of kelly (12) rotates and is connected with and changes pressure handle (15), the upper end that changes pressure handle (15) is oval structure, change the bottom crimping that presses seat (16) with rubber of pressure handle (15).