CN211715709U

CN211715709U - High-strength speed reducer worm

Info

Publication number: CN211715709U
Application number: CN201921937515.9U
Authority: CN
Inventors: 高德宝
Original assignee: Hangzhou Hengbai Reducer Co ltd
Current assignee: Hangzhou Hengbai Reducer Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-10-20
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a high strength speed reducer worm, including the king-rod, the both ends of king-rod are fixed head rod and the second connecting rod of being equipped with respectively, the thread groove has been seted up on the king-rod, the fixed first antifriction mechanism that is equipped with of lateral wall of thread groove, first antifriction mechanism includes the recess, the recess is seted up on the inner wall of thread groove, the recess internalization is inlayed and is equipped with the cylinder, six cents of cylinder diameter are located in the recess. Has the advantages that: through setting up first antifriction mechanism for when the worm gear wants the meshing, the sliding friction between the helical tooth of worm wheel and the lateral wall of thread groove turns into the rolling friction between the rotatory tooth of worm wheel and the cylinder, and then can effectual reduction frictional force, makes the great increase of life of worm.

Description

High-strength speed reducer worm

Technical Field

The utility model relates to a speed reducer field particularly, relates to a high strength speed reducer worm.

Background

Worm reducers function to match rotational speed and transfer torque between a prime mover and a work machine or actuator, and are used in a wide variety of modern machines. The reducer is mainly composed of transmission parts (gears and worms), a shaft, a bearing, a box body and accessories thereof.

However, the existing worm wheel and worm are meshed with each other, and the service life of the worm wheel and worm is reduced due to the friction force between the meshing, and meanwhile, the loss of the worm wheel and worm in transmission is large due to the friction force.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength speed reducer worm to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high strength speed reducer worm, includes the king-rod, the both ends of king-rod are fixed head rod and the second connecting rod of being equipped with respectively, the thread groove has been seted up on the king-rod, the lateral wall of thread groove is fixed and is equipped with first antifriction mechanism, first antifriction mechanism includes the recess, the recess is seted up on the inner wall of thread groove, the recess internalization inlays and is equipped with the cylinder, six cents of cylinder diameter are located in the recess.

Furthermore, the two ends of the groove are provided with rotating grooves, the two ends of the roller are fixedly provided with limiting rods, and the rotating grooves are matched with the limiting rods.

Furthermore, a plurality of reinforcing ribs are fixedly embedded in the middle rod.

Further, the second antifriction mechanism has been seted up on the head rod, the second antifriction mechanism includes the oil tank, the oil tank has an oil pipe, be equipped with first oil duct on the head rod, first oil duct pass through swivel connected coupler with an oil pipe is connected, be located around the first oil duct a plurality of second oil ducts have been seted up on the king-rod, the second oil duct respectively with the recess is linked together.

Furthermore, a mounting gear is fixedly arranged on the second connecting rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) through setting up first antifriction mechanism for when the worm gear wants the meshing, the sliding friction between the helical tooth of worm wheel and the lateral wall of thread groove turns into the rolling friction between the rotatory tooth of worm wheel and the cylinder, and then can effectual reduction frictional force, makes the great increase of life of worm.

(2) The position of the roller can be limited by arranging the rotating groove matched with the limiting rod, the precision of the device is increased, and the second friction reducing mechanism is arranged, so that the roller can be cooled continuously by cooling oil in the oil tank when the roller rotates, and meanwhile, the friction force between the roller and the groove can also be reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a high-strength reducer worm according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a groove in a high-strength speed reducer worm according to an embodiment of the present invention.

Reference numerals:

1. a middle rod; 2. a first connecting rod; 3. a second connecting rod; 4. a thread groove; 5. a first friction reducing mechanism; 6. a groove; 7. a drum; 8. a rotating tank; 9. a limiting rod; 10. reinforcing ribs; 11. an oil tank; 12. an oil outlet pipe; 13. a first oil passage; 14. a rotating connector; 15. a second oil passage; 16. and (5) mounting a gear.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

please refer to fig. 1-2, according to the embodiment of the present invention, a high strength speed reducer worm comprises a middle rod 1, a first connecting rod 2 and a second connecting rod 3 are respectively fixed at two ends of the middle rod 1, a thread groove 4 is provided on the middle rod 1, a first antifriction mechanism 5 is fixed on a side wall of the thread groove 4, the first antifriction mechanism 5 comprises a groove 6, the groove 6 is provided on an inner wall of the thread groove 4, a roller 7 is movably embedded in the groove 6, and six-seventh of the diameter of the roller 7 is located in the groove 6.

Through the above technical scheme of the utility model, through setting up first antifriction mechanism 5 for when the worm gear thinks the meshing, the sliding friction between the helical tooth of worm wheel and the lateral wall of thread groove 4 turns into the rolling friction between the rotatory tooth of worm wheel and cylinder 7, and then can effectual reduction frictional force, makes the great increase of life of worm.

Example two:

referring to fig. 1-2, for the groove 6, two ends of the groove 6 are provided with rotating grooves 8, two ends of the drum 7 are fixedly provided with limit rods 9, and the rotating grooves 8 are matched with the limit rods 9.

For the central rod 1, a plurality of reinforcing ribs 10 are fixedly embedded in the central rod 1.

For the first connecting rod 2, the second antifriction mechanism has been seted up on the first connecting rod 2, the second antifriction mechanism includes oil tank 11, oil pipe 12 has been equipped with to oil tank 11, be equipped with first oil duct 13 on the first connecting rod 2, first oil duct 13 through swivel connector 14 with oil pipe 12 is connected, be located around the first oil duct 13 a plurality of second oil ducts 15 have been seted up on the king-rod 1, second oil duct 15 respectively with recess 6 is linked together.

For the second connecting rod 3, a mounting gear 16 is fixedly arranged on the second connecting rod 3.

Through the above technical scheme of the utility model, can make the position of cylinder 7 obtain the restriction through setting up 8 cooperation gag lever posts 9 of swivelling chute, increase the accuracy of device, through setting up the antifriction mechanism of second for when rotatory, can also reduce the frictional force between cylinder 7 and the recess 6 simultaneously through the continuous cooling of cooling oil to cylinder 7 in the oil tank 11.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

When in actual application, through setting up first antifriction mechanism 5 for when the worm gear wants the meshing, the sliding friction between the helical tooth of worm wheel and the lateral wall of thread groove 4 turns into the rolling friction between the rotatory tooth of worm wheel and cylinder 7, and then can effectual reduction frictional force, makes the great increase of life of worm. Through setting up the position that the swivelling chute 8 cooperation gag lever post 9 can make cylinder 7 and obtain the restriction, increased the accuracy of device, through setting up second antifriction mechanism for when rotatory, can be through the continuous cooling of cooling oil in the oil tank 11 to cylinder 7, also can reduce the frictional force between cylinder 7 and the recess 6 simultaneously.

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 strength speed reducer worm, its characterized in that, includes king-rod (1), the both ends of king-rod (1) are fixed respectively and are equipped with head rod (2) and second connecting rod (3), thread groove (4) have been seted up on king-rod (1), the fixed first antifriction mechanism (5) that is equipped with of lateral wall of thread groove (4), first antifriction mechanism (5) are including recess (6), recess (6) are seted up on the inner wall of thread groove (4), recess (6) internalization is inlayed and is equipped with cylinder (7), six of seventeen of cylinder (7) diameter is located in recess (6).

2. The high-strength reducer worm according to claim 1, wherein two ends of the groove (6) are provided with a rotating groove (8), two ends of the drum (7) are fixedly provided with a limiting rod (9), and the rotating groove (8) is matched with the limiting rod (9).

3. The high-strength reducer worm according to claim 1, characterized in that a plurality of reinforcing ribs (10) are fixedly embedded in the middle rod (1).

4. The high-strength reducer worm according to claim 1, characterized in that a second antifriction mechanism is provided on the first connecting rod (2), the second antifriction mechanism comprises an oil tank (11), an oil outlet pipe (12) is provided under the oil tank (11), a first oil passage (13) is provided on the first connecting rod (2), the first oil passage (13) is connected with the oil outlet pipe (12) through a rotary connecting piece (14), the first oil passage (13) is located around the middle rod (1), a plurality of second oil passages (15) are provided on the middle rod (1), and the second oil passages (15) are respectively communicated with the groove (6).

5. A high strength reducer worm according to claim 1, characterized in that the second connecting rod (3) is fixedly provided with a mounting gear (16).