CN109365070B

CN109365070B - Cement grinding equipment

Info

Publication number: CN109365070B
Application number: CN201811365122.5A
Authority: CN
Inventors: 王永才; 王进峰; 黄春英; 季礼
Original assignee: Nantong Yawei Machinery Manufacturing Co Ltd
Current assignee: Nantong Yawei Machinery Manufacturing Co Ltd
Priority date: 2018-11-16
Filing date: 2018-11-16
Publication date: 2024-04-26
Anticipated expiration: 2038-11-16
Also published as: CN109365070A

Abstract

The invention belongs to the technical field of cement processing equipment, and particularly relates to cement grinding equipment, which comprises a base, wherein the top of the base is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a speed reducer, an output shaft of the speed reducer is fixedly connected with a transmission shaft, an output shaft of the transmission shaft is fixedly connected with transmission teeth, a connecting part of the speed reducer and the transmission teeth is fixedly connected with an inner sleeve, the outer side wall of the inner sleeve is fixedly connected with an outer sleeve, and a connecting part of the inner sleeve and the outer sleeve is fixedly connected with a bolt; the inner sleeve and the outer sleeve are arranged at the joint of the transmission shaft and the transmission teeth and are fixed through bolts, so that the inner sleeve and the outer sleeve form an expansion sleeve, the expansion sleeve is connected with the joint of the transmission shaft and the transmission teeth, and the expansion sleeve is stressed to automatically fall off, so that the transmission shaft is disconnected with the transmission teeth, the aim of protecting the transmission teeth is fulfilled, overload damage to the transmission teeth is effectively avoided, and convenience is brought to a user.

Description

Cement grinding equipment

Technical Field

The invention belongs to the technical field of cement processing equipment, and particularly relates to cement grinding equipment.

Background

Cement grinding is usually carried out by adopting a ball mill, which is a key device for crushing materials after the materials are crushed. The invented ore mill is characterized by that a certain quantity of steel balls are placed in its cylinder body as grinding medium, and it can be extensively used in the production industries of cement, silicate products, new-type building material, refractory material, chemical fertilizer, black and nonferrous metal ore dressing and glass ceramic, etc. to make dry or wet grinding of various ores and other grindability materials.

The prior art has the following problems:

1. The ball mill drives the large gear ring on the cylinder body to rotate by the rotating driving gear, and when the cement in the cylinder body is excessive, the connection part of the driving gear and the large gear ring is overloaded, so that the driving gear is easy to damage, and inconvenience is brought to production and processing;

2. the lining board inside the cylinder needs to be in direct contact with the steel ball, and the long-time contact is easy to damage the lining board, so that the service life of the lining board is reduced.

Disclosure of Invention

To solve the problems set forth in the background art. The invention provides cement grinding equipment, which has the characteristics of protecting rotary teeth and prolonging service life.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a cement grinding equipment, includes the base, the top fixedly connected with motor of base, the output shaft fixedly connected with reduction gear of motor, the output shaft fixedly connected with transmission shaft of reduction gear, the output shaft fixedly connected with transmission tooth of transmission shaft, the reduction gear with the junction fixedly connected with endotheca of transmission tooth, the lateral wall fixedly connected with overcoat of endotheca, the endotheca with the junction fixedly connected with bolt of overcoat, the lateral wall meshing of transmission tooth has the bull gear, the bull gear is located the lateral wall of barrel, and with barrel fixed connection, the one end fixedly connected with end cover of barrel, the one end fixedly connected with main shaft of end cover, the lateral wall rotation of main shaft is connected with the bearing frame, the inside wall fixedly connected with interior welt of barrel, interior welt with the junction fixedly connected with buffering damping of barrel, motor and external power source electric connection.

Preferably, the inner sleeve and the outer sleeve are fixedly connected through the bolt.

Preferably, the inner sleeve and the outer sleeve form an expansion sleeve, and the transmission shaft and the transmission teeth are connected through the expansion sleeve.

Preferably, the bottom of the transmission gear is provided with a tooth seat, and the transmission gear is rotationally connected with the tooth seat.

Preferably, a feeding port is formed in the outer side wall of the cylinder, and the feeding port is fixedly connected with the cylinder.

Preferably, a bracket is arranged at the bottom of the bearing seat, and the bracket is fixedly connected with the bearing seat.

Preferably, one end of the buffer damper is connected with the cylinder body, and the other end of the buffer damper is fixedly connected with the inner lining plate.

Compared with the prior art, the invention has the beneficial effects that:

1. According to the invention, the inner sleeve and the outer sleeve are arranged at the joint of the transmission shaft and the transmission teeth, and are fixed through the bolts, so that the inner sleeve and the outer sleeve form the expansion sleeve, the expansion sleeve is connected with the joint of the transmission shaft and the transmission teeth, and when overload occurs, the expansion sleeve is stressed to automatically drop off, so that the transmission shaft is disconnected with the transmission teeth, the purpose of protecting the transmission teeth is achieved, the overload damage of the transmission teeth is effectively avoided, and convenience is brought to users.

2. The invention sets up the buffer damping through the junction in interior welt and barrel, make buffer damping connect barrel and interior welt, during operation, the steel ball in the barrel interior collides with interior welt, the force that produces makes buffer damping buffer the force through buffer damping to reduce the force that produces between interior welt and the barrel, make it when long-time use, protect the connection of interior welt and barrel, in order to reach the purpose that improves life.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the expansion joint of the present invention;

FIG. 3 is a schematic view of the structure of the inside of the cylinder according to the present invention;

FIG. 4 is a schematic diagram of structure A in the present invention;

In the figure: 1. a base; 2. a motor; 3. a speed reducer; 31. a transmission shaft; 4. an inner sleeve; 41. a jacket; 42. a bolt; 5. a drive tooth; 51. a tooth holder; 6. a cylinder; 61. a large gear ring; 62. a feed inlet; 63. an end cap; 64. a main shaft; 7. a bearing seat; 71. a bracket; 8. an inner liner; 81. damping is buffered.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the cement grinding equipment comprises a base 1, a motor 2 is fixedly connected to the top of the base 1, the model of the motor 2 is Y2, a speed reducer 3 is fixedly connected to an output shaft of the motor 2, the speed reducer 3 reduces the rotating speed of the motor 2, a transmission shaft 31 is fixedly connected to an output shaft of the speed reducer 3, a transmission tooth 5 is fixedly connected to an output shaft of the transmission shaft 31, the transmission shaft 31 drives the transmission tooth 5 to rotate, an inner sleeve 4 is fixedly connected to a joint of the speed reducer 3 and the transmission tooth 5, an outer sleeve 41 is fixedly connected to the outer side wall of the inner sleeve 4, the inner sleeve 4 and the outer sleeve 41 form an expansion sleeve, the transmission shaft 31 and the transmission tooth 5 are connected through the expansion sleeve, bolts 42 are fixedly connected to the joint of the inner sleeve 4 and the outer sleeve 41, the inner sleeve 4 and the outer sleeve 41 are fixed through a plurality of bolts 42, the outer side wall of the transmission gear 5 is meshed with a large gear ring 61, the transmission gear 5 drives the large gear ring 61 to rotate, the large gear ring 61 is positioned on the outer side wall of the cylinder 6 and is fixedly connected with the cylinder 6, the large gear ring 61 drives the whole cylinder 6 to rotate, steel balls in the cylinder 6 grind cement, one end of the cylinder 6 is fixedly connected with an end cover 63, one end of the end cover 63 is fixedly connected with a main shaft 64, the main shaft 64 supports the whole cylinder, the outer side wall of the main shaft 64 is rotationally connected with a bearing seat 7, the bearing seat 7 supports the main shaft 64, the inner side wall of the cylinder 6 is fixedly connected with an inner lining plate 8, the inner lining plate 8 protects the cylinder 6 and changes the moving direction of the steel balls, a buffer damping 81 is fixedly connected at the joint of the inner lining plate 8 and the cylinder 6, the model of the buffer damping 81 is HZ-I-A, one end of the buffer damping 81 is connected with the cylinder 6, the other end of the buffer damping 81 is fixedly connected with the inner lining plate 8, the buffer damper 81 is connected to the cylinder 6 and the inner liner 8, so that the force generated between the cylinder 6 and the inner liner 8 is absorbed and reduced by the buffer damper 81, and the motor 2 is electrically connected to an external power source.

Specifically, the inner sleeve 4 and the outer sleeve 41 are fixedly connected by bolts 42, and the inner sleeve 4 and the outer sleeve 41 are fixed by a plurality of bolts 42.

Specifically, the inner sleeve 4 and the outer sleeve 41 form an expansion sleeve, the transmission shaft 31 and the transmission teeth 5 are connected through the expansion sleeve, and the expansion sleeve is connected with the transmission shaft 31 and the transmission teeth 5 by forming the inner sleeve 4 and the outer sleeve 41 into the expansion sleeve.

Specifically, the bottom of the transmission tooth 5 is provided with a tooth holder 51, and the transmission tooth 5 is rotationally connected with the tooth holder 51, and the tooth holder 51 supports the transmission tooth 5 to rotate by arranging the tooth holder 51 at the bottom of the transmission tooth 5.

Specifically, the lateral wall of barrel 6 is provided with pan feeding mouth 62, and pan feeding mouth 62 and barrel 6 fixed connection through setting up pan feeding mouth 62, makes things convenient for cement to get into the inside of barrel 6 through pan feeding mouth 62.

Specifically, the bottom of the bearing seat 7 is provided with a bracket 71, the bracket 71 is fixedly connected with the bearing seat 7, and the bracket 71 is arranged to support the bearing seat 7 above.

Specifically, one end of the buffering damper 81 is connected with the cylinder 6, and the other end of the buffering damper 81 is fixedly connected with the inner lining plate 8, so that the buffering damper 81 is connected with the cylinder 6 and the inner lining plate 8, and the force generated between the cylinder 6 and the inner lining plate 8 is absorbed and reduced by the buffering damper 81.

The working principle and the using flow of the invention are as follows: after the invention is installed, the motor 2 is connected with an external power supply, and at the beginning, the motor 2 drives the cylinder 6 to rotate, so that the steel balls in the cylinder 6 crush and grind cement, when overload occurs, the expansion sleeve is stressed to automatically drop off, so that the transmission shaft 31 is disconnected with the transmission teeth 5, the purpose of protecting the transmission teeth 5 is achieved, the overload damage of the transmission teeth 5 is effectively avoided, convenience is brought to a user, when the steel balls in the cylinder 6 collide with the inner lining plate 8 during working, the generated force buffers the force through the buffer damping 81, so that the force generated between the inner lining plate 8 and the cylinder 6 is reduced, and when the cylinder is used for a long time, the connection between the inner lining plate 8 and the cylinder 6 is protected, and the purpose of prolonging the service life is achieved.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Cement grinding equipment, including base (1), its characterized in that: the damping device comprises a base (1), wherein a motor (2) is fixedly connected to the top of the base (1), a speed reducer (3) is fixedly connected to an output shaft of the motor (2), a transmission shaft (31) is fixedly connected to the output shaft of the speed reducer (3), a transmission tooth (5) is fixedly connected to the output shaft of the transmission shaft (31), an inner sleeve (4) is fixedly connected to the joint of the speed reducer (3) and the transmission tooth (5), an outer sleeve (41) is fixedly connected to the outer side wall of the inner sleeve (4), a bolt (42) is fixedly connected to the joint of the inner sleeve (4) and the outer sleeve (41), a large gear ring (61) is meshed to the outer side wall of the transmission tooth (5), the large gear ring (61) is located on the outer side wall of a cylinder (6) and is fixedly connected with the cylinder (6), an end cover (63) is fixedly connected to one end of the cylinder (6), a main shaft (64) is fixedly connected to one end of the end cover (63), a bearing seat (7) is rotatably connected to the outer side wall of the main shaft (64), an inner side wall of the inner sleeve (6) is fixedly connected to an inner side wall (8), and the inner sleeve (8) is electrically connected to the inner sleeve (8), and the outer damping device (81) is electrically connected to the outer damping device.

The inner sleeve (4) and the outer sleeve (41) are fixedly connected through the bolt (42); the inner sleeve (4) and the outer sleeve (41) form an expansion sleeve, and the transmission shaft (31) and the transmission teeth (5) are connected through the expansion sleeve; one end of the buffer damper (81) is connected with the cylinder (6), and the other end of the buffer damper is fixedly connected with the inner lining plate (8).

2. A cement grinding apparatus as claimed in claim 1, wherein: the bottom of the transmission gear (5) is provided with a tooth holder (51), and the transmission gear (5) is rotationally connected with the tooth holder (51).

3. A cement grinding apparatus as claimed in claim 1, wherein: the outer side wall of the cylinder body (6) is provided with a feeding hole (62), and the feeding hole (62) is fixedly connected with the cylinder body (6).

4. A cement grinding apparatus as claimed in claim 1, wherein: the bottom of the bearing seat (7) is provided with a bracket (71), and the bracket (71) is fixedly connected with the bearing seat (7).