CN116164090B

CN116164090B - High-speed sealed mute worm gear reducer

Info

Publication number: CN116164090B
Application number: CN202310402372.6A
Authority: CN
Inventors: 潘常登; 杨立军
Original assignee: Shenzhen Taoshi Precision Technology Co ltd
Current assignee: Shenzhen Taoshi Precision Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2024-03-29
Anticipated expiration: 2043-04-17
Also published as: CN116164090A

Abstract

The application discloses be applied to high-speed sealed silence formula worm gear reducer in speed reducer equipment technical field, the device can utilize the cooperation between screw rod and the imbibition section of thick bamboo, rely on the inside airtight chamber intermeshing of screw rod and imbibition section of thick bamboo, make airtight intracavity cavity volume constantly change, similar to current single screw pump equipment, filter lubricating oil, thereby play clean effect to lubricating oil, effectively improve lubricating oil and effect to worm and worm wheel, and then reduce the noise that worm and worm wheel brought because of the friction in the transmission process, simultaneously, when the worm wheel rotates, the strong magnetic repulsion through a plurality of driving teeth on the bull stick drives the drive shaft rotation, can effectively reduce the phenomenon that the noise is big because of the vibration leaks, simultaneously, when the connecting pipe is filled with to lubricating oil, the inside lubricating oil of connecting pipe can effectively absorb the connecting pipe and pass through the vibration that fixed lantern ring and bull stick brought, further the stationarity of speed reducer has been improved.

Description

High-speed sealed mute worm gear reducer

Technical Field

The application relates to the technical field of speed reducer equipment, in particular to a high-speed sealing mute worm gear speed reducer.

Background

The speed reducer is an independent component consisting of a gear drive, a worm drive, and a gear-worm drive enclosed in a rigid housing, and is commonly used as a speed reduction transmission between the driving element and the working machine. The function of matching rotational speed and transmitting torque between a prime motor and a working machine or an actuating mechanism is widely applied to modern machines.

In the use of worm gear speed reducer, the transmission friction between worm wheel and the worm is indispensable brings some wearing and tearing, and then cause certain noise at driven in-process, the current mode that generally adopts soaking lubrication, it is in to soak the transmission parts to lubricating oil, when reaching lubricated effect, still usable lubricating oil absorbs the vibration and handles, the noise has been reduced to a certain extent, but in worm wheel and worm at driven in-process, the piece that wearing and tearing dropped can stir into lubricating oil together, lead to the lubrication effect reduction of lubricating oil, serious, can increase worm and worm wheel's wearing and tearing, not only reduced worm wheel and worm's life, still increased transmission noise, in addition, worm wheel and worm can also take its vibration that produces to the shell through the axis of rotation and the bearing of worm wheel, cause the leakage of noise, cause personnel discomfort around.

Therefore, the applicant proposes a high-speed sealed silent worm gear reducer.

Disclosure of Invention

The utility model aims at solving the problems that in the process of transmission, worn and dropped scraps can be stirred into lubricating oil together, so that the lubricating effect of the lubricating oil is reduced, the wearing effect of the worm and the worm is seriously increased, the service life of the worm and the worm is prolonged, and the transmission noise is also increased, compared with the prior art, the high-speed sealed mute worm and worm reducer is provided, through fixedly connected with a baffle plate in the inside of a reducer shell, a motor is installed on the baffle plate, the output end of the motor is fixedly connected with the worm, the inside of the reducer shell is provided with a worm wheel meshed with the worm, the reducer shell is provided with a liquid suction cylinder, the worm is fixedly connected with a screw rod positioned in the liquid suction cylinder, a closed cavity matched with the screw rod is cut on the liquid suction cylinder, the filtering prompt cylinder communicated with the liquid suction cylinder is fixedly connected with two connecting pipes, the tail ends of the two connecting pipes are communicated with a fixed lantern ring, the left side and the right side are fixedly connected with a rotating rod, the rotating rod is rotationally connected with the fixed lantern ring, the inside of the filtering prompt cylinder is provided with a filter element,

can utilize the cooperation between screw rod and the imbibition section of thick bamboo, rely on the airtight chamber intermeshing of screw rod and imbibition section of thick bamboo inside, make airtight intracavity cavity volume constantly change, similar to current single screw pump equipment, filter lubricating oil, thereby play clean effect to lubricating oil, effectively improve lubricating oil and to worm and worm wheel's lubricated effect, and then reduce worm and worm wheel and the noise that brings because of the friction in the transmission process, simultaneously, when worm wheel rotates, the strong magnetic repulsion through a plurality of driving teeth on the bull stick drives the drive shaft rotation, can effectively reduce the phenomenon that the noise is big because of the vibration leaks, simultaneously, when lubricating oil fills up the connecting pipe, the inside lubricating oil of connecting pipe can effectively absorb the connecting pipe and pass through the vibration that fixed lantern ring and bull stick brought, further improved the silence of speed reducer.

Optionally, filter and indicate inside fixedly connected with limiting plate of section of thick bamboo, fixedly connected with thrust spring between limiting plate and the filter core, fixedly connected with top stick on the filter core, top stick is kept away from filter core one end fixedly connected with rubber pad, it installs the glass piece to filter and indicate that section of thick bamboo runs through the speed reducer shell, can take place the displacement under the pressure of lubricating oil after filtering more impurity at the filter core, on the one hand, stop the filtration to lubricating oil, can make liquid suction tube and connecting pipe direct conduction, let the connecting pipe inside continue to fill up lubricating oil, utilize lubricating oil to play the effect of absorbing vibration and making an uproar falls, on the other hand, can play the effect of reminding, make the staff in time change the filter core, detect and maintain worm wheel and worm simultaneously, avoid worm wheel and worm wearing and tearing too big.

Optionally, both sides wall all rotates around the speed reducer shell is connected with the drive shaft, and the bull stick is pegged graft inside the drive shaft, fixedly connected with is a plurality of drive teeth that are located the drive shaft inside on the bull stick, and the drive shaft is last to be excavated have a plurality of draw-in grooves respectively with drive tooth assorted, and a plurality of drive teeth are located the draw-in groove inside respectively, can play the transmission effect, when the bull stick vibrates, utilizes the inside lubricating oil of fixed lantern ring, plays the effect of absorbing vibration of certain degree.

Optionally, the inside fixedly connected with one deck pad that absorbs vibration of draw-in groove fills up, can utilize the pad that absorbs vibration, absorbs partial bull stick, reduces the phenomenon that vibration transmitted to the drive shaft.

Optionally, the vibration absorbing filling pad adopts a vibration absorbing hollow material, and the driving shaft and the fixed sleeve ring are not contacted with each other, so that the vibration of the fixed sleeve ring is prevented from being transmitted to the driving shaft.

Optionally, two powerful magnets are all installed to drive tooth and draw-in groove left and right sides wall, and two powerful magnets magnetism repel each other, can effectively reduce the vibration on the drive shaft transmission bull stick, and then reduce the phenomenon that the noise is big because of the vibration leaks.

Optionally, the outer surface of the shell of the speed reducer is coated with a layer of sound absorbing material, so that the sound insulation effect of the speed reducer can be further improved.

Optionally, the lubricating oil liquid level is located the height of worm wheel one third, and the lubricating oil after filtering flows to worm department, and then can reduce the probability that the inside impurity of lubricating oil contacts with worm wheel and worm engagement face.

Compared with the prior art, the invention has the advantages that:

(1) This scheme can utilize the cooperation between screw rod and the imbibition section of thick bamboo, rely on the airtight chamber intermeshing of screw rod and imbibition section of thick bamboo inside, make airtight intracavity cavity volume constantly change, similar to current single screw pump equipment, filter lubricating oil, thereby play clean effect to lubricating oil, effectively improve lubricating oil and to worm and worm wheel's lubricated effect, and then reduce worm and worm wheel and the noise that brings because of the friction in the transmission process, simultaneously, when worm wheel rotates, it is rotatory to drive the drive shaft through the strong magnetic repulsion of a plurality of driving teeth on the bull stick, can effectively reduce the phenomenon that the noise is big because of the vibration leaks outward, simultaneously, when lubricating oil fills up the connecting pipe, the inside lubricating oil of connecting pipe can effectively absorb the connecting pipe and pass through the vibration that fixed lantern ring and bull stick brought, further improve the quiet nature of speed reducer.

(2) The inside fixedly connected with limiting plate of filtration suggestion section of thick bamboo, fixedly connected with thrust spring between limiting plate and the filter core, fixedly connected with top stick on the filter core, filter core one end fixedly connected with rubber pad is kept away from to the top stick, it runs through the speed reducer shell and installs the glass piece to filter suggestion section of thick bamboo, can take place the displacement under the pressure of lubricating oil after filtering more impurity at the filter core, on the one hand, stop the filtration to lubricating oil, can make liquid suction tube and connecting pipe direct conduction, let the inside lubricating oil that continues of connecting pipe, utilize lubricating oil to play the effect of shaking of inhaling and making an uproar, on the other hand, can play the effect of reminding, make staff in time change the filter core, detect and maintain worm wheel and worm simultaneously, avoid worm wheel and worm wearing and tearing too big.

(3) The front side wall and the rear side wall of the speed reducer shell are respectively and rotationally connected with a driving shaft, the rotating rods are inserted into the driving shafts, a plurality of transmission teeth which are positioned in the driving shafts are fixedly connected with the rotating rods, a plurality of clamping grooves which are matched with the transmission teeth are formed in the driving shafts, the transmission teeth are respectively positioned in the clamping grooves, the transmission effect can be achieved, and when the rotating rods vibrate, the lubricating oil in the fixed lantern ring is utilized to play a role in absorbing vibration to a certain extent.

(4) The inside fixedly connected with one deck pad that absorbs vibration of draw-in groove fills up, can utilize the pad that absorbs vibration, absorbs partial bull stick, reduces the phenomenon that vibration transmitted to the drive shaft.

(5) The vibration absorbing filling pad is made of vibration absorbing hollow materials, the driving shaft and the fixing sleeve ring are not contacted with each other, and vibration of the fixing sleeve ring is prevented from being transmitted to the driving shaft.

(6) Two powerful magnets are arranged on the left side wall and the right side wall of the transmission tooth and the clamping groove, and the two powerful magnets repel each other in magnetism, so that vibration on a driving shaft transmitted rotating rod can be effectively reduced, and further the phenomenon of loud noise caused by leakage of vibration is reduced.

(7) The outer surface of the shell of the speed reducer is coated with a layer of sound absorbing material, so that the sound insulation effect of the speed reducer can be further improved.

(8) The liquid level of the lubricating oil is positioned at one third of the height of the worm wheel, and the filtered lubricating oil flows to the worm, so that the contact probability of impurities in the lubricating oil and the meshing surface of the worm wheel and the worm can be reduced.

Drawings

FIG. 1 is a state diagram of the present application when lubricating oil is filtered;

FIG. 2 is a front cross-sectional view of the reducer housing of the present application;

FIG. 3 is a schematic view of the structure of the interior of the pipette and filter tip cartridge of the present application;

FIG. 4 is a top cross-sectional view of a portion of the securing collar of the present application;

FIG. 5 is a cross-sectional view of the present application at the retaining collar;

FIG. 6 is an enlarged view at A in FIG. 5;

FIG. 7 is a state diagram of the suction pipette of the present application sucking the lubricant;

fig. 8 is a state diagram of the connection pipe according to the present invention when vibration is absorbed by the lubricating oil.

The reference numerals in the figures illustrate:

1 a speed reducer shell, 11 a baffle, 12 a motor, 2 a worm, 21 a worm wheel, 211 a rotating rod, 212 a transmission gear, 3 a liquid suction cylinder, 31 a screw rod, 4 a filtering prompt cylinder, 41 a filter core, 42 a limiting plate, 43 a thrust spring, 44 a top rod, 441 rubber pads, 442 glass sheets, 5 a fixed sleeve ring, 6 a connecting pipe, 7 a driving shaft, 8 a powerful magnet and 9 a vibration absorption filling pad.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application are all within the scope of protection of the present application.

Example 1:

the application discloses high-speed sealed silence formula worm gear reducer, please refer to fig. 1-3, including speed reducer shell 1 and the lubricating oil of packing in speed reducer shell 1 inside, speed reducer shell 1 inside fixedly connected with baffle 11, install motor 12 on the baffle 11, motor 12 output fixedly connected with worm 2, speed reducer shell 1 internally mounted has worm wheel 21 with worm 2 engaged with, liquid suction tube 3 is installed to speed reducer shell 1, fixedly connected with is located the inside screw rod 31 of liquid suction tube 3 on the worm 2, the excavation has the airtight chamber with screw rod 31 assorted on the liquid suction tube 3, be linked together with two connecting pipes 6 on the filtration suggestion section of thick bamboo 4, two connecting pipe 6 end homogeneous phase intercommunication have fixed lantern ring 5, worm wheel 21 both sides are fixedly connected with bull stick 211, and bull stick 211 and fixed lantern ring 5 swivelling joint, filtration suggestion section of thick bamboo 4 internally mounted has filter core 41.

Referring to fig. 7, when in use, the worm 2 is driven to rotate by the motor 12, the worm 2 drives the worm wheel 21 to rotate, in the process, the worm 2 and the worm wheel 21 are lubricated by using the lubricating oil in the speed reducer housing 1, the worm 2 also drives the screw 31 to rotate in the liquid suction barrel 3 when in rotation, the volume of the cavity in the closed cavity is continuously changed by means of the mutual engagement of the screw 31 and the closed cavity in the liquid suction barrel 3, the lubricating oil near the worm 2 and the worm wheel 21 can be continuously sucked, the working principle is similar to that of the conventional single-screw pump device, the lubricating oil is transmitted into the filtering prompt barrel 4, and the lubricating oil is filtered by the filter element 41 and then transmitted to two sides of the worm wheel 21 by the connecting pipe 6 and the fixed sleeve ring 5, as shown in fig. 7, so that the lubricating oil in the speed reducer housing 1 is cleaned in the running process, the lubricating effect of the worm 2 and the worm wheel 21 is effectively improved, and noise caused by friction in the transmission process of the worm 2 and 21 is reduced.

The inside fixedly connected with limiting plate 42 of filtration suggestion section of thick bamboo 4, fixedly connected with thrust spring 43 between limiting plate 42 and the filter core 41, fixedly connected with top stick 44 on the filter core 41, top stick 44 keeps away from filter core 41 one end fixedly connected with rubber pad 441, and filtration suggestion section of thick bamboo 4 runs through speed reducer shell 1 and installs glass piece 442.

With the increase of the filtering impurities of the filter element 41, the resistance of the filter element 41 is continuously increased, under the extrusion of the screw rod 31, lubricating oil can overcome the thrust of the thrust spring 43 to push the filter element 41 to move, the filter element 41 drives the rubber pad 441 to be in contact with the glass sheet 442 through the top rod 44, the contact surface can be observed to generate marks on the glass sheet 442, and workers are reminded of timely replacing the filter element 41, and meanwhile, the worm 2 and the worm wheel 21 are detected and maintained.

The outer surface of the speed reducer shell 1 is coated with a layer of sound absorbing material, so that the sound insulation effect of the speed reducer can be further improved.

The liquid level of the lubricating oil is positioned at one third of the height of the worm wheel 21, and the filtered lubricating oil flows to the worm 2, so that the contact probability of impurities in the lubricating oil and the meshing surface of the worm wheel 21 and the worm 2 can be reduced.

Example 2:

compared with the embodiment 1, please refer to fig. 4-6, the present embodiment refines the fixed collar 5, and can utilize the vibration absorption characteristic of the liquid of the lubricating oil and the strong magnetic repulsion force of the strong magnet 8, and then cooperate with the material of the vibration absorption filling pad 9 to absorb vibration, so as to effectively reduce the vibration brought out by the speed reducer housing 1 by the worm 2 and the worm wheel 21 during transmission friction, and further reduce the noise generated by the worm wheel and the worm during use, which is implemented as follows:

the front side wall and the rear side wall of the speed reducer shell 1 are all rotationally connected with a driving shaft 7, a rotating rod 211 is inserted into the driving shaft 7, a plurality of transmission teeth 212 which are positioned in the driving shaft 7 are fixedly connected to the rotating rod 211, a plurality of clamping grooves which are matched with the transmission teeth 212 are cut in the driving shaft 7, the plurality of transmission teeth 212 are positioned in the clamping grooves respectively, a layer of vibration absorbing filling pad 9 is fixedly connected to the inside of the clamping grooves, the vibration absorbing filling pad 9 is made of vibration absorbing hollow materials, the driving shaft 7 is not contacted with the fixed lantern ring 5, two powerful magnets 8 are arranged on the left side wall and the right side wall of the transmission teeth 212 and the clamping grooves, and the two powerful magnets 8 are magnetically repelled.

Referring to fig. 8, when the worm wheel 21 rotates, the driving shaft 7 is driven to rotate by the strong magnetic repulsive force of the plurality of driving teeth 212 on the rotating rod 211, and the vibration absorbing and supporting function can be achieved by utilizing the vibration absorbing filling pad 9, so that the phenomenon that the driving shaft 7 is deflected less when the driving shaft is in larger torque is avoided, the strong magnetic repulsive force of the driving teeth 212 can effectively reduce the vibration of the driving shaft 7 on the rotating rod 211, and further reduce the phenomenon that the noise is large due to the leakage of the vibration, and meanwhile, when the connecting pipe 6 is filled with the lubricating oil, the lubricating oil inside the connecting pipe 6 can effectively absorb the vibration of the connecting pipe 6 due to the fixing collar 5 and the rotating rod 211, as shown in fig. 8, and further, the vibration transmitted to the shell 1 of the speed reducer can be reduced, and the quietness of the speed reducer is further improved.

The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.

Claims

1. The utility model provides a high-speed sealed silence formula worm gear speed reducer, includes speed reducer shell (1) and fills the inside lubricating oil at speed reducer shell (1), its characterized in that: the utility model discloses a filter tip filter, which is characterized in that a baffle (11) is fixedly connected with the inside of a speed reducer shell (1), a motor (12) is installed on the baffle (11), a worm (2) is fixedly connected with the output end of the motor (12), a worm wheel (21) meshed with the worm (2) is installed inside the speed reducer shell (1), a liquid suction cylinder (3) is installed inside the speed reducer shell (1), a screw (31) positioned inside the liquid suction cylinder (3) is fixedly connected on the worm (2), a closed cavity matched with the screw (31) is cut on the liquid suction cylinder (3), a filter tip filter (4) communicated with the liquid suction cylinder (3) is fixedly connected on the speed reducer shell (1), two connecting pipes (6) are connected on the filter tip filter, a fixed sleeve ring (5) is communicated with the tail ends of the connecting pipes (6), a rotating rod (211) is fixedly connected with the left side and the right side of the worm wheel (21), the rotating rod (211) is rotationally connected with the fixed sleeve (5), a filter tip filter (4) is internally provided with a filter tip filter (41), a limiting spring (42) is fixedly connected with a filter tip filter (41) and a limiting plate (41), a top rod (44) is fixedly connected to the filter core (41), a rubber pad (441) is fixedly connected to one end, away from the filter core (41), of the top rod (44), and the filter prompt barrel (4) penetrates through the speed reducer shell (1) and is provided with a glass sheet (442);

the front side wall and the rear side wall of the speed reducer shell (1) are both rotationally connected with a driving shaft (7), a rotating rod (211) is inserted into the driving shaft (7), and a plurality of transmission teeth (212) positioned in the driving shaft (7) are fixedly connected to the rotating rod (211);

a plurality of clamping grooves matched with the transmission teeth (212) are cut on the driving shaft (7), and the transmission teeth (212) are respectively positioned in the clamping grooves;

a layer of shock absorption filling pad (9) is fixedly connected inside the clamping groove;

the vibration absorption filling pad (9) is made of vibration absorption hollow materials, and the driving shaft (7) is not contacted with the fixed sleeve ring (5);

two powerful magnets (8) are arranged on the left and right side walls of the transmission tooth (212) and the clamping groove, and the two powerful magnets (8) are magnetically repelled;

the outer surface of the speed reducer shell (1) is coated with a layer of sound absorbing material;

the lubricating oil level is located at one third of the height of the worm wheel (21).