CN213511912U

CN213511912U - Gear box with lubricating structure for extruder

Info

Publication number: CN213511912U
Application number: CN202022118021.7U
Authority: CN
Inventors: 王多勇
Original assignee: Chengdu Jinji Machinery Manufacturing Co ltd
Current assignee: Chengdu Jinji Machinery Manufacturing Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-22
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a gear box for extruder with lubricating structure, including shell and oil pump, the outer fixed surface of shell is connected with the soundproof cotton, and the inside middle part of shell rotates and is connected with the driving gear, the upper and lower both sides of driving gear all mesh and are connected with driven gear, and driving gear and driven gear's the left and right sides all is provided with lubricated cover, lubricated cover is connected with the connecting pipe, the upper left end and the oil tank of connecting pipe are linked together, the left lower extreme intercommunication of oil tank has the back flow, the lower extreme and the recovery cover of back flow are linked together, the feed opening has been seted up to the lower extreme of shell, the internally mounted of fixed block is connected with the filter, the front end of shell is connected with the chamber door. This gear box for extruder with lubricating structure conveniently carries out the lubricated cooling of endless to the gear to and the convenience is installed lubricating structure and is changed the clearance, also conveniently carries out noise reduction simultaneously and handles.

Description

Gear box with lubricating structure for extruder

Technical Field

The utility model relates to an extruder is related to technical field, specifically is a gear box for extruder with lubricating structure.

Background

The screw extruder is composed of a motor, a reduction gearbox, a bearing and the like, the reduction gearbox is a gear box, a large torque ratio is achieved by a mechanical transmission mode of a large number of gears in the reduction gearbox, lubricating oil needs to be added to the gear box in the operation process to lubricate the gear box, the abrasion speed between the gears can be reduced, and the service life of the gear box is prolonged.

However, when a general gear box works, the gear box is inconvenient to be lubricated and cooled circularly, the lubricating structure is inconvenient to be installed, replaced and cleaned, and meanwhile noise reduction treatment is also inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear box for extruder with lubricating structure to solve general gear box that proposes in the above-mentioned background art at the during operation, inconvenient to the gear carry out the lubricated cooling of endless, and inconvenient to lubricating structure install change clearance, the inconvenient problem of noise reduction processing that carries on simultaneously yet.

In order to achieve the above object, the utility model provides a following technical scheme: a gear box with a lubricating structure for an extruder comprises a shell and an oil pump, wherein soundproof cotton is fixedly connected to the outer surface of the shell, a driving gear is rotatably connected to the middle of the inner part of the shell, driven gears are meshed with the upper side and the lower side of the driving gear, lubricating covers are arranged on the left side and the right side of the driving gear and the driven gears, the lubricating covers are connected with connecting pipes and communicated with left monomers and right monomers of the connecting pipes, the left upper end of each connecting pipe is communicated with an oil tank, the oil tank is installed and connected to the upper end of the shell, the left lower end of the oil tank is communicated with a return pipe, the middle of the return pipe is installed and connected with the oil pump, the lower end of the return pipe is communicated with a recovery cover, the recovery cover is installed and connected to the lower end of the, the inside erection of fixed block is connected with the filter, and the tip of filter has the fixture block through spring telescopic connection, the front end of shell is connected with the chamber door through magnetic path magnetism, and the erection joint has the bearing mouth on the chamber door.

Preferably, the driving gear and the driven gear are distributed in an I shape, and the diameter of the cross section of the driving gear is larger than that of the cross section of the driven gear.

Preferably, the longitudinal section of the lubricating cover is of a circular arc structure, and the inner wall of the lubricating cover is attached to the outer surfaces of the driving gear and the driven gear.

Preferably, all be linked together with the connecting pipe between the monomer of lubricated cover, and the junction of connecting pipe and lubricated cover is the slope setting.

Preferably, the thickness dimension of fixed block is greater than the thickness dimension of filter plate, and the fixed block is "mouthful" style of calligraphy structure of cavity to the inside telescopic connection's of fixed block fixture block is "7" style of calligraphy structure, is connected for the block between fixture block and the feed opening moreover.

Preferably, the longitudinal section of the recovery cover is of an inverted-V-shaped structure, and the opening size of the upper end of the recovery cover is larger than that of the feed opening.

Compared with the prior art, the beneficial effects of the utility model are that: the gear box with the lubricating structure for the extruder is convenient for circularly lubricating and cooling the gear, is convenient for installing, replacing and cleaning the lubricating structure and is also convenient for noise reduction treatment;

1. the filter plate and the fixture block are arranged, and the fixture block extruding spring is convenient to contract into the fixed block, so that the filter plate is convenient to mount and fix, and meanwhile, the filter plate is convenient to clean and reuse;

2. the connecting pipe is provided with the connecting pipe and the lubricating cover, the connecting pipe lubricates the driving gear and the driven gear through the lubricating cover, and meanwhile, the lubricating oil is conveniently recycled through the oil pump, so that waste is avoided, and the driving gear and the driven gear are conveniently cooled;

3. be equipped with soundproof cotton and chamber door, carry out magnetism through the magnetic path between chamber door and the shell and be connected to be convenient for the installation fixed, avoid droing, the surface mounting of shell is connected with soundproof cotton simultaneously, thereby is convenient for improve the effect of noise reduction, facilitates the use.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the overall structure of the lubricating cover of the present invention;

fig. 4 is a schematic view of the overall structure of the present invention.

In the figure: 1. a housing; 2. sound insulation cotton; 3. a driving gear; 4. a driven gear; 5. a connecting pipe; 6. a lubrication cover; 7. a return pipe; 8. an oil pump; 9. an oil tank; 10. a box door; 11. a bearing socket; 12. a magnetic block; 13. a feeding port; 14. a fixed block; 15. a filter plate; 16. a clamping block; 17. a spring; 18. and (6) recovering the cover.

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 gear box with a lubricating structure for an extruder comprises a shell 1, soundproof cotton 2, a driving gear 3, a driven gear 4, a connecting pipe 5, a lubricating cover 6, a return pipe 7, an oil pump 8, an oil tank 9, a box door 10, a bearing port 11, a magnet 12, a feed opening 13, a fixed block 14, a filter plate 15, a fixture block 16, a spring 17 and a recovery cover 18, wherein the soundproof cotton 2 is fixedly connected to the outer surface of the shell 1, the driving gear 3 is rotatably connected to the middle inside of the shell 1, the driven gear 4 is respectively engaged and connected to the upper side and the lower side of the driving gear 3, the lubricating covers 6 are respectively arranged on the left side and the right side of the driving gear 3 and the driven gear 4, the lubricating covers 6 are connected with the connecting pipe 5, the left monomer and the right monomer of the connecting pipe 5 are communicated with each other, the upper left end of the connecting pipe 5 is, and the middle part erection joint of back flow pipe 7 has oil pump 8, the lower extreme of back flow pipe 7 is linked together with retrieving cover 18, and retrieve cover 18 and pass through bolt erection joint at the lower extreme of shell 1, feed opening 13 has been seted up to the lower extreme of shell 1, and the inner wall erection joint of feed opening 13 has fixed block 14, the internally mounted of fixed block 14 is connected with filter 15, and the tip of filter 15 has fixture block 16 through spring 17 telescopic connection, the front end of shell 1 is connected with chamber door 10 through magnetic path 12 magnetism, and erection joint has bearing mouth 11 on chamber door 10.

If driving gear 3 and driven gear 4 are "I" style of calligraphy and distribute in fig. 1, and the cross section diameter size of driving gear 3 is greater than driven gear 4's cross section diameter size, be convenient for lubricate the processing through lubricated cover 6 to driven gear 4 and driving gear 3, facilitate the use, the longitudinal section of lubricated cover 6 is convex structure in fig. 1, and the inner wall of lubricated cover 6 is laminated with driving gear 3 and driven gear 4's surface homogeneous phase, be convenient for carry out even lubrication to driving gear 3 and driven gear 4's surface, facilitate the use.

All be linked together with connecting pipe 5 between the monomer like lubricated cover 6 in fig. 1 and fig. 3, and the junction of connecting pipe 5 and lubricated cover 6 is the slope setting, be convenient for lubricating oil enters into the inside of lubricated cover 6 through connecting pipe 5, make things convenient for lubricated driving gear 3 and driven gear 4, the thickness size of fixed block 14 is greater than the thickness size of filter 15 in fig. 1 and fig. 2, and fixed block 14 is cavity "mouth" style of calligraphy structure, and the inside telescopic connection's of fixed block 14 fixture block 16 is "7" style of calligraphy structure, and be connected for the block between fixture block 16 and the feed opening 13, filter 15 is dismantled in easy to assemble, be convenient for install and change, and convenient to use.

As shown in fig. 1, 2 and 4, the longitudinal section of the recovery cover 18 is in an inverted "eight" shape, and the opening size of the upper end of the recovery cover 18 is larger than the opening size of the feed opening 13, so that the dropped lubricating oil can be recycled, waste can be avoided, and collection and treatment can be facilitated.

The working principle is as follows: when the gear box with the lubricating structure for the extruder is used, firstly, as shown in a figure 1, a figure 2 and a figure 4, a clamping block 16 extrudes a spring 17 to be contracted into the fixing block 14, then, a filter plate 15 is installed on a feed opening 13 through the fixing block 14, the clamping block 16 is loosened, the clamping block 16 is convenient to be clamped into the feed opening 13, so that the installation and the fixation of the filter plate 15 are convenient to be completed, then, a recovery cover 18 is installed and fixed at the lower end of a shell 1 through bolts, a box door 10 is adsorbed at the front end of the shell 1 through a magnet 12, a driving gear 3 and a driven gear 4 penetrate through a bearing opening 11, so that a screw rod connected with the extruder is convenient to rotate, when the gear box is used and operated, a ball valve between an oil tank 9 and a connecting pipe 5 is opened, so that the oil tank 9 can flow lubricating oil into a lubricating cover 6 through, simultaneously the lubricating oil that drops filters through filter 15 to be convenient for circulate to oil tank 9 through the extraction work of oil pump 8, be convenient for carry out recovery processing to lubricating oil, avoid extravagant, also be convenient for carry out cooling treatment to driving gear 3 and driven gear 4, facilitate the use, the surface mounting of shell 1 is connected with soundproof cotton 2, the function of even noise reduction, facilitate the use, this is exactly the whole process that has gear box for extruder of lubricating structure and uses.

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 gear box for extruder with lubricating structure, includes shell (1) and oil pump (8), its characterized in that: the outer surface of the shell (1) is fixedly connected with soundproof cotton (2), the middle part inside the shell (1) is rotatably connected with a driving gear (3), the upper side and the lower side of the driving gear (3) are respectively connected with a driven gear (4) in a meshed manner, the left side and the right side of the driving gear (3) and the driven gear (4) are respectively provided with a lubricating cover (6), the lubricating covers (6) are connected with a connecting pipe (5), the left monomer and the right monomer of the connecting pipe (5) are communicated, the upper left end of the connecting pipe (5) is communicated with an oil tank (9), the oil tank (9) is arranged and connected at the upper end of the shell (1), the lower left end of the oil tank (9) is communicated with a return pipe (7), the middle part of the return pipe (7) is arranged and connected with an oil pump (8), the lower end of the return pipe (7) is communicated with a recovery cover (18), feed opening (13) have been seted up to the lower extreme of shell (1), and the interior wall mounting of feed opening (13) is connected with fixed block (14), the internally mounted of fixed block (14) is connected with filter (15), and the tip of filter (15) has fixture block (16) through spring (17) flexible connection, the front end of shell (1) has chamber door (10) through magnetic path (12) magnetic connection, and the erection joint has bearing mouth (11) on chamber door (10).

2. The gear box with the lubricating structure for the extruder according to claim 1, wherein: the driving gear (3) and the driven gear (4) are distributed in an I shape, and the diameter of the cross section of the driving gear (3) is larger than that of the cross section of the driven gear (4).

3. The gear box with the lubricating structure for the extruder according to claim 1, wherein: the longitudinal section of the lubricating cover (6) is of a circular arc structure, and the inner wall of the lubricating cover (6) is attached to the outer surfaces of the driving gear (3) and the driven gear (4).

4. The gear box with the lubricating structure for the extruder according to claim 1, wherein: all be linked together with connecting pipe (5) between the monomer of lubricated cover (6), and the junction of connecting pipe (5) and lubricated cover (6) is the slope setting.

5. The gear box with the lubricating structure for the extruder according to claim 1, wherein: the thickness dimension of fixed block (14) is greater than the thickness dimension of filter (15), and fixed block (14) are "mouthful" style of calligraphy structure of cavity to fixture block (16) of fixed block (14) inside telescopic connection is "7" style of calligraphy structure, is connected for the block between fixture block (16) and feed opening (13) moreover.

6. The gear box with the lubricating structure for the extruder according to claim 1, wherein: the longitudinal section of the recovery cover (18) is of an inverted-V-shaped structure, and the opening size of the upper end of the recovery cover (18) is larger than that of the feed opening (13).