CN218314891U

CN218314891U - Molten glue motor speed reducer of injection molding machine

Info

Publication number: CN218314891U
Application number: CN202222746905.6U
Authority: CN
Inventors: 肖世川
Original assignee: Chongqing Yihesheng Precision Machinery Manufacturing Co ltd
Current assignee: Chongqing Yihesheng Precision Machinery Manufacturing Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-01-17
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses an injection molding machine melten gel motor speed reducer, including the sun gear, sun gear outer wall left side is provided with the input end cover, the position that the input end cover is close to the sun gear is provided with first TC skeleton oil blanket, the one end that the sun gear was kept away from to the input end cover is provided with back transition flange, back transition flange left side is run through and threaded connection has third hexagon socket head cap screw, the input end cover left side is run through and threaded connection has a plurality of first hexagon socket head cap screws, the input end cover right side is provided with the input flange, the input flange inner wall is provided with first tapered roller bearing, one side that the input flange right side is close to first tapered roller bearing is provided with second tapered roller bearing. The utility model discloses in, use big helical angle gear train to realize that high moment of torsion pinion satisfies speed reducer intensity for the first time, use the big moment of torsion that less power motor reaches the demand, realize the saving of the energy.

Description

Speed reducer of melt glue motor of injection molding machine

Technical Field

The utility model relates to an injection molding machine melten gel motor technical field especially relates to injection molding machine melten gel motor 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 speed reducer has the functions of matching rotating speed and transmitting torque between a prime motor and a working machine or an actuating mechanism, is widely applied to modern machinery, and needs to be used for a melt adhesive motor of an injection molding machine when producing some plastic products.

The existing product is generally directly driven by a motor, the power of the motor is high, energy consumption can be saved by changing torque of the speed reducer, and the spiral angle of the gear train used by the existing planetary speed reducer is below 15 degrees, so that the use requirement of large torque cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a melt adhesive motor reducer of an injection molding machine.

In order to realize the purpose, the utility model adopts the following technical scheme: the injection molding machine melt adhesive motor speed reducer comprises a sun gear, wherein an input end cover is arranged on the left side of the outer wall of the sun gear, a first TC framework oil seal is arranged at the position, close to the sun gear, of the input end cover, a rear transition flange is arranged at one end, far away from the sun gear, of the input end cover, a third inner hexagonal screw is connected to the left side of the rear transition flange in a penetrating and threaded manner, a plurality of first inner hexagonal screws are connected to the left side of the input end cover in a penetrating and threaded manner, an input flange is arranged on the right side of the input end cover, a first tapered roller bearing is arranged on the inner wall of the input flange, a second tapered roller bearing is arranged on one side, close to the first tapered roller bearing, of the right side of the input flange, a second inner hexagonal screw is connected to one end, close to the rear transition flange, of the input flange in a penetrating and threaded manner, and an output shaft is arranged on the right side of the second tapered roller bearing, input flange right side fixedly connected with ring gear, ring gear right side fixedly connected with output flange, the meshing of ring gear inner wall is connected with three evenly distributed's planet wheel, the equal fixedly connected with angular contact bearing group of planet wheel inner wall, angular contact bearing group all sets up porose circlip in the left side, the angular contact bearing group left and right sides all is provided with the planet wheel packing ring, angular contact bearing group intermediate position all runs through and the swivelling joint has planet wheel pin post, the output flange right side is provided with the output end cover, the output end cover right side runs through and threaded connection has first hexagon socket head cap screw, the output end cover inner wall is provided with second TC skeleton oil blanket, the output flange inner wall is provided with second tapered roller bearing, sun gear outer wall intermediate position is provided with third tapered roller bearing.

As a further description of the above technical solution:

the first inner hexagon screw penetrates through the input end cover and the input flange and is in threaded connection with the input end cover and the input flange at the same time.

As a further description of the above technical solution:

and the third inner hexagon screw penetrates through the rear transition flange and the input flange and is in threaded connection with the rear transition flange and the input flange simultaneously.

As a further description of the above technical solution:

the first inner hexagon screw penetrates through the output end cover and the output flange and is in threaded connection with the output end cover and the output flange at the same time.

As a further description of the above technical solution:

and a first gasket is arranged between the second tapered roller bearing and the output end cover.

As a further description of the above technical solution:

and a second gasket is arranged between the second tapered roller bearing and the input end cover.

As a further description of the above technical solution:

and an inner hexagonal stop screw is arranged on the left side of the planet wheel pin column.

As a further description of the above technical solution:

the planet wheels are all meshed with the sun wheel.

The utility model discloses following beneficial effect has:

the utility model discloses in, use big helical angle gear train to realize that high moment of torsion pinion satisfies speed reducer intensity for the first time, in order to resist the axial force that the meshing produced, all purchase tapered roller bearing at output and input and resist the axial force because of the meshing produces, the inside angular contact bearing that adopts of planetary gear pairs the assembly and resists the axial force, it is fixed to use the bearing in the middle of input shaft and the output shaft, and strengthen fixedly through flange and bolt, make it only receive the moment of torsion in the atress, do not receive the influence of beat, can use less power motor to reach the big moment of torsion of demand, realize the saving of the energy.

Drawings

FIG. 1 is a front view of a melt motor reducer of an injection molding machine according to the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is an enlarged view of the area B in fig. 1.

Illustration of the drawings:

1. a sun gear; 2. a first TC framework oil seal; 3. a first socket head cap screw; 4. an input end cap; 5. A rear transition flange; 6. a first tapered roller bearing; 7. an input flange; 8. a second tapered roller bearing; 9. a second socket head cap screw; 10. an output shaft; 11. a ring gear; 12. a planet wheel; 13. an output flange; 14. an output end cover; 15. a second TC framework oil seal; 16. a first gasket; 17. an angular contact bearing pack; 18. a circlip for a hole; 19. a planet wheel washer; 20. a hexagon socket stop screw; 21. a planet wheel pin; 22. a second gasket; 23. a third tapered roller bearing; 24. a third socket head cap screw.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a melt gum motor speed reducer of an injection molding machine comprises a sun gear 1, wherein the output end of the melt gum motor of the injection molding machine is connected with the input end of the device, a rotating shaft of the melt gum motor is inserted into the sun gear 1 of the device, the melt gum motor is started, the sun gear 1 is driven to rotate through the melt gum motor, an input end cover 4 is arranged on the left side of the outer wall of the sun gear 1, a first TC framework oil seal 2 is arranged at the position, close to the sun gear 1, of the input end cover 4, a rear transition flange 5 is arranged at one end, far away from the sun gear 1, of the input end cover 4, the input end and the output end are fixed through a bearing and are reinforced and fixed through a flange and a bolt, the input end cover is only stressed by torque and is not influenced by deflection, a third inner hexagonal screw 24 penetrates through the left side of the rear transition flange 5 and is in threaded connection with the left side of the input end cover 4, a plurality of first inner hexagonal screws 3 penetrate through and are in threaded connection with the left side of the input end cover 4, an input flange 7 is arranged on the right side of the input end cover 4, the inner wall of the input flange 7 is provided with a first tapered roller bearing 6, when the melt adhesive motor drives the sun gear 1 to rotate, in order to resist the axial force generated by meshing, the first tapered roller bearing 6, a second tapered roller bearing 8 and a third tapered roller bearing 23 are adopted at the output end and the input end to resist the axial force generated by meshing, one side of the right side of the input flange 7 close to the first tapered roller bearing 6 is provided with the second tapered roller bearing 8, one end of the input flange 7 close to the rear transition flange 5 is penetrated and connected with a second hexagon socket screw 9 in a threaded manner, the right side of the second tapered roller bearing 8 is provided with an output shaft 10, the right side of the input flange 7 is fixedly connected with a gear ring 11, and the sun gear 1, the planet gear 12 and the gear ring 11 use a large helical angle gear train (more than 20 degrees) to realize a high-torque pinion to meet the strength of the speed reducer, the right side of the gear ring 11 is fixedly connected with an output flange 13, the inner wall of the gear ring 11 is connected with three planetary wheels 12 which are uniformly distributed in a meshed manner, the output end of a melt glue motor of an injection molding machine is connected with the input end of the device, a rotating shaft of the melt glue motor is inserted into a sun wheel 1 of the device, the melt glue motor is started, the sun wheel 1 is driven to rotate through the melt glue motor, the planetary wheels 12 are driven to rotate and enable the gear ring 11 to rotate through the rotation of the sun wheel 1, the speed reduction effect on the melt glue motor is achieved, the torque generated by the melt glue motor during rotation is increased, the inner wall of each planetary wheel 12 is fixedly connected with an angular contact bearing group 17, the sun wheel 1 and the planetary wheel system formed by the planetary wheels 12 and the gear ring 11 are assembled in a paired mode through an angular contact bearing group 17 to resist axial force, the left side of each angular contact bearing group 17 is provided with an elastic retainer ring 18 for holes, the left side and the right side of each angular contact bearing group 17 are provided with a planetary wheel gasket 19, the intermediate positions of each angular contact bearing group 17 run through and are rotatably connected with a planetary wheel pin 21, the right side of each output flange 13, the right side is provided with an output end cover 14, the right side of which is provided with a second inner hexagonal flange 15, and the outer wall of a second tapered roller bearing 13, and a third tapered roller 23 is provided with a third tapered roller bearing 23.

The first inner hexagonal screw 3 penetrates through the input end cover 4 and the input flange 7 and is simultaneously in threaded connection with the input end cover 4 and the input flange 7, the input end and the output end are fixed through a bearing and are reinforced and fixed through a flange and a bolt, so that the input end and the output end are only stressed by torque and are not influenced by deflection, the third inner hexagonal screw 24 penetrates through the rear transition flange 5 and the input flange 7 and is simultaneously in threaded connection with the rear transition flange 5 and the input flange 7, the first inner hexagonal screw 3 penetrates through the output end cover 14 and the output flange 13 and is simultaneously in threaded connection with the output end cover 14 and the output flange 13, a first gasket 16 is arranged between the second conical roller bearing 8 and the output end cover 14, a second gasket 22 is arranged between the second conical roller bearing 8 and the input end cover 4 to prevent internal devices from being abraded due to friction, an inner hexagonal stop screw 20 is arranged on the left side of a planet wheel pin column 21, and the planet wheels 12 are all in meshed connection with the sun wheel 1.

The working principle is as follows: when the device is used, firstly, the output end of a glue melting motor of an injection molding machine is connected with the input end of the device, a rotating shaft of the glue melting motor is inserted into a sun gear 1 of the device, the glue melting motor is started, the sun gear 1 is driven to rotate by the glue melting motor, then a planet gear 12 is driven to rotate by the rotation of the sun gear 1, the planet gear 12 rotates in a gear ring 11, the output end is driven to rotate by the planet gear 12, the deceleration effect on the glue melting motor is achieved, so that the torque generated when the glue melting motor rotates is increased, a large spiral angle gear train (more than 20 degrees) is used for achieving the high-torque pinion to meet the strength of a speed reducer by the sun gear 1, the planet gear train formed by the sun gear 1, the planet gear 12 and the gear ring 11 is internally assembled in a matching mode by adopting an angular contact bearing set 17 to resist the axial force generated by meshing when the glue melting motor drives the sun gear 1 to rotate, the input end and the middle end are fixed by a bolt bearing, the input end and the flange are fixed by the bolt bearing, and the flange bearing is not influenced by the torque of the planet gear.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Injection molding machine melten gel motor speed reducer includes sun gear (1), its characterized in that: an input end cover (4) is arranged on the left side of the outer wall of the sun wheel (1), a first TC framework oil seal (2) is arranged at the position, close to the sun wheel (1), of the input end cover (4), a rear transition flange (5) is arranged at the end, far away from the sun wheel (1), of the input end cover (4), a third inner hexagonal screw (24) penetrates through and is in threaded connection with the left side of the rear transition flange (5), a plurality of first inner hexagonal screws (3) penetrate through and are in threaded connection with the left side of the input end cover (4), an input flange (7) is arranged on the right side of the input end cover (4), a first conical roller bearing (6) is arranged on the inner wall of the input flange (7), a second conical roller bearing (8) is arranged on the right side of the input flange (7) close to the first conical roller bearing (6), a second inner hexagonal screw (9) penetrates through and is in threaded connection with one end, close to the rear transition flange (5), an output shaft (10) is arranged on the right side of the second conical roller bearing (8), a gear ring (11) is fixedly connected with the right side of the input flange (7), three inner walls (12) are uniformly meshed with the planetary gear sets (12), the utility model discloses a sun gear, including angular contact bearing group (17), output flange (13), output flange, sun gear (1), bearing group (17) left side all is provided with porose circlip (18), the angular contact bearing group (17) left side all is provided with planet wheel packing ring (19), angular contact bearing group (17) left and right sides all is provided with planet wheel round pin post (21), angular contact bearing group (17) intermediate position all runs through and is rotated and be connected with planet wheel round pin post (21), output flange (13) right side is provided with output end cover (14), output end cover (14) right side runs through and threaded connection has first hexagon socket head cap screw (3), output end cover (14) inner wall is provided with second TC skeleton oil blanket (15), output flange (13) inner wall is provided with second tapered roller bearing (8), sun gear (1) outer wall intermediate position is provided with third tapered roller bearing (23).

2. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: the first inner hexagon screw (3) penetrates through the input end cover (4) and the input flange (7) and is in threaded connection with the input end cover (4) and the input flange (7) at the same time.

3. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: and the third inner hexagon screw (24) penetrates through the rear transition flange (5) and the input flange (7) and is in threaded connection with the rear transition flange (5) and the input flange (7) at the same time.

4. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: the first inner hexagon screw (3) penetrates through the output end cover (14) and the output flange (13) and is in threaded connection with the output end cover (14) and the output flange (13) simultaneously.

5. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: and a first gasket (16) is arranged between the second tapered roller bearing (8) and the output end cover (14).

6. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: and a second gasket (22) is arranged between the second tapered roller bearing (8) and the input end cover (4).

7. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: and an inner hexagonal stop screw (20) is arranged on the left side of the planet wheel pin column (21).

8. The injection molding machine melt adhesive motor speed reducer of claim 1, characterized in that: the planet wheels (12) are all meshed with the sun wheel (1).