CN217539485U

CN217539485U - Conveyer belt speed reducer assembly

Info

Publication number: CN217539485U
Application number: CN202121193563.9U
Authority: CN
Inventors: 吴杰
Original assignee: Screwe Mechanical Equipment Co ltd
Current assignee: Screwe Mechanical Equipment Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-10-04
Anticipated expiration: 2031-05-31

Abstract

The utility model belongs to the technical field of the speed reducer, especially, be a conveyer belt speed reducer assembly, including the procapsid, the one end of procapsid has the back casing through the outer hexagon bolt fixed mounting of first outer hexagon bolt and second, the surface threaded connection of first outer hexagon bolt has first hexagon nut, the surface threaded connection of the outer hexagon bolt of second has second hexagon nut, the inside of procapsid and the inside common fixed mounting of back casing have output gear, the procapsid is inlayed with the common fixed output shaft that has inlayed of a side that the back casing is close to each other, the surface of output shaft has output end cover through hexagon socket head cap screw bolt fixed mounting. The utility model discloses can reduce the use quantity of speed reducer, motor under the equal operating mode, will save the installation and maintain man-hour to avoid asynchronous machine to rotate the problem that the output torque is interfered to the speed difference, reach the effect of energy saving, can realize the continuous use operating mode simultaneously, embody in the operating mode that same product was used more.

Description

Conveyer belt speed reducer assembly

Technical Field

The utility model relates to a speed reducer technical field specifically is a conveyer belt speed reducer assembly.

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, is commonly used as a speed reduction transmission device between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, is widely applied in modern machinery, and is widely applied to speed reducers, wherein the speed reducer comprises a conveying belt speed reducer.

However, the existing conveying belt speed reducer has defects when in use, 1, the largest model of the existing conveying belt speed reducer is WG350 model, the largest matching 4-pole horizontal installation motor is 75KW, and the existing conveying belt speed reducer is connected with a V-belt through a belt pulley, if the longer distance conveying is required to be realized, the existing conveying belt speed reducer can be simultaneously driven by two speed reducers and two motors, but an asynchronous motor is used, the two motors are simultaneously driven and easily generate a rotation speed difference when in work, and the asynchronous phenomenon occurs, so that the service life of the speed reducer is directly influenced; 2. the output shaft of the largest model speed reducer WG350 in the existing industry is phi 120, the standard diameters of the conveyer belt transmission roller in the national standard are phi 110 and phi 130, and the standard diameter is not phi 120; 3. the gear tooth number and the module of the existing WG350 reducer are the same as those of a WG300 type, the diameters of an input shaft and an output shaft are only increased, the two-stage reduction tooth number pairing is that 14 teeth rotate 55 teeth, the tooth number is matched with limited circulation to be small, the limited circulation is not suitable for continuous use working conditions, the limited circulation is only intermittent work, and the gear transmission design concept is not met, so that a conveying belt reducer assembly is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a conveyer belt speed reducer assembly has solved speed reducer, motor use quantity under the equal operating mode big to and asynchronous machine rotational speed difference interference output torque's problem.

The continuous use working condition can be realized, and the problem of multiple use working conditions of the same product is reflected.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a conveyer belt speed reducer assembly, includes the procapsid, the one end of procapsid has the back casing through first outer hexagon bolt and the outer hexagon bolt fixed mounting of second, the outer surface threaded connection of first outer hexagon bolt has first hexagon nut, the outer surface threaded connection of second outer hexagon bolt has second hexagon nut, the inside of procapsid and the common fixed mounting in inside of back casing have output gear, the common fixed embedding in a side that procapsid and back casing are close to each other has the output shaft, the surface of output shaft has the output end cover through hexagon socket head cap stud fixed mounting, the inner wall of procapsid and the inner wall of back casing are inlayed jointly and are had first cylindrical roller bearing, the inner wall of procapsid and the common fixed mounting of inner wall of back casing have the intermediate gear, the equal fixedly connected with intermediate end cap in one end that procapsid and back casing kept away from each other, the inner wall fixed embedding of back casing has deep groove ball bearing, deep groove ball bearing's inner circle fixedly connected with intermediate gear shaft.

The inner wall fixed mounting of output shaft has the circular parallel key of first C type, the inner wall fixed of procapsid is inlayed and is had second cylindrical roller bearing, the surface of procapsid and the surface of back casing install the regulation school pole jointly, the circular parallel key of inner wall fixedly connected with second C type of back casing, the outer fixed surface of back casing is connected with the bearing frame, the inner circle fixed of bearing frame is inlayed and is had one-way bearing, the inner circle fixedly connected with input shaft of one-way bearing, the outer fixed surface of input shaft installs the jump ring, the outer fixed surface of input shaft is connected with the circular parallel key of third C type.

As a preferred technical scheme of the utility model, the common threaded connection in top of the top of procapsid and back casing has ventilative cap, and the surface of ventilative cap is seted up threadedly.

As a preferred technical scheme of the utility model, the top of procapsid and the equal fixedly connected with rings in top of back casing, and the quantity of rings is two at least.

As a preferred technical scheme of the utility model, the surface of first outer hexagon bolt is equipped with first flat pad and first bullet pad respectively cover, the right flank of first bullet pad contacts with the left end of first hexagon nut.

As a preferred technical scheme of the utility model, the surface of the outer hexagon bolt of second is equipped with the flat pad of second and second bullet pad respectively cover, the right flank that the second bullet was filled up contacts with the left end of second hexagon nut.

As a preferred technical scheme of the utility model, the surface of procapsid and the equal fixed mounting of surface of back casing have first skeleton oil blanket, the outer fixed surface of procapsid installs second skeleton oil blanket.

As a preferred technical scheme of the utility model, the fixed surface of back casing installs the input rear end cap, the inner wall of input rear end cap contacts with the surface of bearing frame.

As a preferred technical scheme of the utility model, the fixed surface of procapsid installs the input front end housing, and the input shaft is located the inside of input front end housing.

As an optimal technical scheme of the utility model, the inner wall fixed mounting of procapsid has the output gear packing ring.

As an optimal technical scheme of the utility model, the inner wall fixed mounting of back casing has the intermediate gear packing ring.

Compared with the prior art, the utility model provides a conveyer belt speed reducer assembly possesses following beneficial effect:

1. this conveyer belt speed reducer assembly through the input, the output shaft sets up cylindrical roller bearing simultaneously, can bear bigger radial force, prevents that the belt pulling force from excessively drawing bad input shaft bearing and oil blanket to solve the driving drum axle decentraction, the problem of operation swing damage output shaft bearing and oil blanket is provided with the two-stage through the speed reducer and slows down, and the number of teeth cooperation that can the two-stage reduction ratio is greater than the circulation, can satisfy simultaneously in succession, be interrupted the operating mode when using.

2. This conveyer belt speed reducer assembly, it is unanimous to set up to the diameter through matching the input shaft with the biggest motor shaft, belt pulley aperture kind can be reduced, can be convenient for process and install, thereby through this conveyer belt speed reducer assembly, can reduce speed reducer under the equal operating mode, the use quantity of motor, will save installation and maintenance man-hour, and avoid asynchronous machine to rotate the poor problem of interfering output torque of speed, reach the effect of energy saving, can realize the continuous use operating mode simultaneously, embody the operating mode that same product was used more.

Drawings

Fig. 1 is a schematic perspective view of the front case of the present invention;

fig. 2 is a cross-sectional view of a top view of the front housing of the present invention;

fig. 3 is a cross-sectional view of a front housing side view of the present invention;

fig. 4 is a front view of the front case of the present invention.

In the figure: 1. an output gear; 2. an output shaft; 3. an output end cover; 4. a hexagon socket head cap screw; 5. a first framework oil seal; 6. a first cylindrical roller bearing; 7. a middle gear; 8. a middle end cover; 9. a deep groove ball bearing; 10. an intermediate gear shaft; 11. an intermediate gear washer; 12. a rear housing; 13. a first outer hexagon bolt; 14. a second flat pad; 15. a first spring washer; 16. a first hexagonal nut; 17. an output gear washer; 18. a first C-shaped circular flat key; 19. a second cylindrical roller bearing; 20. a front housing; 21. a second outer hexagon bolt; 22. a second flat pad; 23. a second spring pad; 24. a second hexagonal nut; 25. a breathable cap; 26. a hoisting ring; 27. adjusting the correcting rod; 28. a second C-shaped circular flat key; 29. inputting a rear end cover; 30. a bearing seat; 31. an input shaft; 32. a one-way bearing; 33. a clamp spring; 34. a second framework oil seal; 35. an input front end cover; 36. a third C-shaped circular flat key.

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.

Examples

Referring to fig. 1-4, in this embodiment: the utility model provides a conveyer belt speed reducer assembly, including procapsid 20, the one end of procapsid 20 has back casing 12 through first outer hexagon bolt 13 and second outer hexagon bolt 21 fixed mounting, the surface threaded connection of first outer hexagon bolt 13 has first hexagon nut 16, the surface threaded connection of second outer hexagon bolt 21 has second hexagon nut 24, the inside of procapsid 20 and the inside common fixed mounting of back casing 12 have output gear 1, the mutual side that is close to of procapsid 20 and back casing 12 is fixed jointly and is inlayed there is output shaft 2, the surface of output shaft 2 has output end cover 3 through interior hexagon socket head cap bolt 4 fixed mounting, the inner wall of procapsid 20 and the inner wall of back casing 12 are inlayed jointly and are had first cylindrical roller bearing 6, the common fixed mounting of inner wall of procapsid 20 and the inner wall of back casing 12 has well gear 7, the mutual all fixedly connected with intermediate cover 8 of the one end that procapsid 20 and back casing 12 kept away from each other, the inner wall of back casing 12 is fixed and is inlayed and is had deep groove ball bearing 9, the inner circle fixedly connected with well gear shaft 10 of deep groove ball bearing 9.

The inner wall of the output shaft 2 is fixedly provided with a first C-shaped circular flat key 18, the inner wall of the front shell 20 is fixedly embedded with a second cylindrical roller bearing 19, the outer surface of the front shell 20 and the outer surface of the rear shell 12 are jointly provided with an adjusting rod 27, the inner wall of the rear shell 12 is fixedly connected with a second C-shaped circular flat key 28, the outer surface of the rear shell 12 is fixedly connected with a bearing seat 30, the inner ring of the bearing seat 30 is fixedly embedded with a one-way bearing 32, the inner ring of the one-way bearing 32 is fixedly connected with an input shaft 31, the outer surface of the input shaft 31 is fixedly provided with a clamp spring 33, and the outer surface of the input shaft 31 is fixedly connected with a third C-shaped circular flat key 36.

In this embodiment, the common threaded connection in top of procapsid 20 and the top of back casing 12 has ventilative cap 25, and the surface of ventilative cap 25 is threaded, can make the speed reducer assembly ventilate and dispel the heat, avoids inside machine oil the phenomenon of high temperature to appear, the equal fixedly connected with rings 26 in top of procapsid 20 and the top of back casing 12, and rings 26's quantity is two at least, can be convenient for hoist the speed reducer assembly, will conveniently install and dismantle.

The surface of first outer hexagonal bolt 13 is overlapped respectively and is equipped with first flat pad 14 and first bullet pad 15, the right flank of first bullet pad 15 contacts with the left end of first hexagon nut 16, the surface of second outer hexagonal bolt 21 is overlapped respectively and is equipped with the flat pad 22 of second and second bullet pad 23, the right flank of second bullet pad 23 contacts with the left end of second hexagon nut 24, can make and be connected inseparabler between bolt and the nut, can protect rear shell 12 and procapsid 20 when the installation is fixed simultaneously.

The outer surface of procapsid 20 and the equal fixed mounting in surface of back casing 12 have first skeleton oil blanket 5, the outer fixed mounting of procapsid 20 has second skeleton oil blanket 34, can seal up output and input end department of speed reducer assembly, can effectually prevent the phenomenon of oil seepage, the outer fixed mounting of back casing 12 has input rear end cap 29, the inner wall of input rear end cap 29 contacts with the surface of bearing frame 30, the outer fixed mounting of procapsid 20 has input front end cap 35, and input shaft 31 is located the inside of input front end cap 35, can be better protect, be convenient for maintain simultaneously, the inner wall fixed mounting of procapsid 20 has output gear packing ring 17, the inner wall fixed mounting of back casing 12 has intermediate gear packing ring 11, better support when can making the gear installation, be convenient for the gear operates.

The utility model discloses a theory of operation and use flow: first cylindrical roller bearing 6 and second cylindrical roller bearing 19 are installed at rear shell 12 and front shell 20 respectively at first, then output shaft 2 and input shaft 31 are installed again, can use cylindrical roller bearing simultaneously, can bear bigger radial force, prevent that the too big problem of pulling out of belt pulling force from damaging input shaft 31, solve the transmission drum axle decentraction simultaneously, the problem of operation swing damage output bearing and oil blanket, install the speed reducer gear again, one-level gear tooth number pairs is 17 tooth commentaries on classics 76 tooth, second grade speed reducer gear tooth number pairs is 17 tooth commentaries on classics 71 tooth, the tooth number cooperation of two-stage reduction ratio is greater than the circulation, and input shaft 31 is unanimous with the biggest matching motor shaft diameter in the installation, the size is 80MM, and output shaft 2 hole size is 130MM, when the speed reducer is operated, the fixed reduction ratio is 1 than 18.67, under the use operating mode that the conveyer belt speed limit is not less than 2.5 meters/second, can guarantee 110 KW's quadrupole motor input drive to the maximum.

The utility model discloses only to transmission band conveying equipment, this equipment has the requirement to the rotational speed, if other trades or operating mode probably change big pinion teeth number and bearing mounted position and realize optimizing.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A conveyor belt speed reducer assembly comprising a front housing (20), characterized in that: the inner wall of the front shell (20) and the inner wall of the rear shell (12) are fixedly provided with a middle gear (7) together, one ends of the front shell (20) and the rear shell (12) which are far away from each other are fixedly provided with a middle end cover (8), the inner wall of the rear shell (12) is fixedly provided with a middle gear (9), and an inner ring of a gear shaft (10) is fixedly connected with a middle roller bearing (9);

the inner wall fixed mounting of output shaft (2) has circular parallel key (18) of first C type, the inner wall fixed of procapsid (20) is inlayed and is had second cylindrical roller bearing (19), the surface of procapsid (20) and the surface of back casing (12) install jointly and adjust school pole (27), the circular parallel key (28) of inner wall fixedly connected with second C type of back casing (12), the outer fixed surface of back casing (12) is connected with bearing frame (30), the inner circle fixed mosaic of bearing frame (30) has one-way bearing (32), the inner circle fixedly connected with input shaft (31) of one-way bearing (32), the outer fixed surface of input shaft (31) installs jump ring (33), the outer fixed surface of input shaft (31) is connected with the circular parallel key (36) of third C type.

2. The conveyor belt speed reducer assembly of claim 1, wherein: the top end of the front shell (20) and the top end of the rear shell (12) are connected with a ventilation cap (25) through common threads, and the outer surface of the ventilation cap (25) is provided with threads.

3. The conveyor belt speed reducer assembly of claim 1, wherein: the top of front casing (20) and the top of back casing (12) all fixedly connected with rings (26), and the quantity of rings (26) is two at least.

4. The conveyor belt speed reducer assembly of claim 1, wherein: the outer surface of first outer hexagonal bolt (13) is equipped with first flat pad (14) and first bullet pad (15) respectively, the right flank of first bullet pad (15) contacts with the left end of first hexagon nut (16).

5. The conveyor belt speed reducer assembly of claim 1, wherein: the surface of the second outer hexagon bolt (21) is respectively sleeved with a second flat gasket (22) and a second elastic gasket (23), and the right side surface of the second elastic gasket (23) is in contact with the left end of a second hexagon nut (24).

6. The conveyor belt speed reducer assembly of claim 1, wherein: the surface of procapsid (20) and the equal fixed mounting in surface of back casing (12) have first skeleton oil blanket (5), the surface fixed mounting of procapsid (20) has second skeleton oil blanket (34).

7. The conveyor belt speed reducer assembly of claim 1, wherein: an input rear end cover (29) is fixedly mounted on the outer surface of the rear shell (12), and the inner wall of the input rear end cover (29) is in contact with the outer surface of the bearing seat (30).

8. The conveyor belt speed reducer assembly of claim 1, wherein: an input front end cover (35) is fixedly mounted on the outer surface of the front housing (20), and the input shaft (31) is located inside the input front end cover (35).

9. The conveyor belt speed reducer assembly of claim 1, wherein: an output gear washer (17) is fixedly mounted on the inner wall of the front housing (20).

10. The conveyor belt speed reducer assembly of claim 1, wherein: and an intermediate gear gasket (11) is fixedly arranged on the inner wall of the rear shell (12).