CN217473608U

CN217473608U - Horizontal shaft assembly of cone crusher

Info

Publication number: CN217473608U
Application number: CN202120680156.4U
Authority: CN
Inventors: 雷华良
Original assignee: Nanchang Mineral Systems Group Co Ltd
Current assignee: Nanchang Mineral Systems Group Co Ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-09-23
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a cone crusher horizontal axis assembly, including gear end bush, the horizontal axis, the drive end bush, the pinion, horizontal pedestal and frame, the horizontal axis runs through the centre at horizontal pedestal, horizontal axis and horizontal pedestal are together inserted in the frame, gear end bush and drive end bush are installed to the hole of horizontal pedestal, gear end bush and drive end bush both ends and the laminating of horizontal pedestal both ends, the one end of horizontal axis is passed and is fixed in the centre of pinion, a pot head of horizontal pedestal has the oil slinger, the packing ring, end cover and the tight cover of no key inflation, wherein the packing ring is hugged closely between horizontal pedestal and frame, the end cover passes through the bolt fastening on horizontal pedestal. The utility model discloses do not need heating installation and dismantlement, reduce the potential safety hazard, assembly efficiency is high, pinion and transmission shaft adopt the non-key tight cover that expands to connect the dismouting efficient, and simple and practical does not need the professional, and the dismouting work of pinion can be accomplished in the simple training of workman.

Description

Horizontal shaft assembly of cone crusher

Technical Field

The utility model relates to a drive arrangement technical field especially relates to a cone crusher horizontal shaft assembly.

Background

The multi-cylinder cone crusher mainly comprises an electric control unit, a hydraulic unit, a main machine and a motor, wherein the motor is used as a power unit to transmit power to a horizontal shaft of the main machine through a triangular belt, and the main machine is driven through the horizontal shaft to realize crushing operation. The crushing principle of the cone crusher is that crushing is realized through extrusion, which requires that the crusher must have enough crushing force, and in order to meet the requirement of the crusher on large crushing force, motors matched with the crusher are all high-power motors; the horizontal shaft assembly is responsible for transmitting the power of the motor to the inside of the crusher and realizes the transmission of the power through a pair of conical gears, wherein a large gear is arranged on the eccentric assembly, a small gear is arranged on a transmission shaft of the transmission assembly, and the installation requirements of the small gear and the transmission shaft are higher due to the realization of high-power transmission;

present horizontal axis and pinion all adopt interference fit to satisfy high-power transmission requirement, adopt to heat on the pinion assembly to the transmission shaft usually, this kind of mounting means has following drawback:

1. the safety is poor, heating and installation are required, and safety accidents are easily caused;

2. the pinion is difficult to disassemble and assemble, the pinion is in interference fit with the transmission, and the crusher often does not have disassembling and assembling conditions on the application site;

3. the replacement efficiency of accessories is low, and the replacement time of the pinion accessories is long due to the difficulty in assembling and disassembling the pinion;

4. the horizontal shaft and the pinion are connected through threads, the machining requirement of the gear and the horizontal shaft is high, and the pinion cannot be normally detached due to thread locking.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the pinion dismounting difficulty, the pinion and the transmission time interference fit and the crusher application site in the prior art do not always have the dismounting condition and the low efficiency of the accessory replacement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cone crusher horizontal shaft assembly, includes gear end bush, horizontal axis, drive end bush, pinion, horizontal pedestal and frame, the horizontal axis runs through in the centre of horizontal pedestal, horizontal axis and horizontal pedestal insert in the frame together, gear end bush and drive end bush are installed to the hole of horizontal pedestal, and gear end bush and drive end bush both ends are laminated with horizontal pedestal both ends, the one end of horizontal axis is passed and is fixed in the centre of pinion, one pot head of horizontal pedestal has oil slinger, packing ring, end cover and the keyless expansion cover, and wherein the packing ring hugs closely between horizontal pedestal and frame, and the end cover passes through the bolt fastening on horizontal pedestal, and pinion and horizontal axis are through keyless expansion cover fixed connection.

Preferably, an axial clearance is arranged between the pinion and the gear end bushing, an inner hole of the end cover is matched with an oil slinger, and the oil slinger is in interference connection with a horizontal shaft.

Preferably, the horizontal shaft penetrates through the gear end bushing, the driving end bushing, the oil slinger, the gasket and the end cover, and the speed measuring support is arranged on the right side of the end cover.

Preferably, the oil slinger is tightly attached to the drive end bushing, and the axial play between the pinion and the gear end bushing is 0.8mm to 1.5 mm.

Preferably, the locating rod passes through bolt and pinion fixed connection, and the locating rod closely laminates with no key expansion sleeve and horizontal axis.

Preferably, a threaded hole is formed in the center of the positioning rod, two symmetrical positioning bosses are arranged on two sides of the threaded hole, and the positioning bosses are sleeved in a non-key expansion manner.

The utility model has the advantages that: rotatory no key expands the bolt on the tight cover, the tight cover of no key expands between pinion and horizontal axis, fasten pinion and horizontal axis together, the locating lever passes through the bolt and installs on pinion and horizontal axis, location boss on the locating lever supports and expands tightly sheathes in at no key, make the tight cover of no key expansion, pinion and horizontal axis firmly fixed together, compare with traditional mounting means, do not need heating installation and dismantlement, reduce the potential safety hazard, high assembly efficiency, pinion and transmission shaft adopt the tight cover of no key expansion to connect the dismouting efficient, and is simple and practical, do not need the professional, the dismouting work of pinion can be accomplished in workman's simple training.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an assembly diagram of the pinion, the keyless expansion sleeve and the positioning rod of the present invention;

fig. 3 is a schematic view of the positioning rod of the present invention.

In the figure: the device comprises a gear end bushing 1, a horizontal shaft 2, a driving end bushing 3, an oil slinger 4, a gasket 5, an end cover 6, a keyless expansion sleeve 7, a pinion 8, a speed measuring bracket 9, an axial clearance 10, a positioning rod 11, a positioning boss 1101, a horizontal shaft bracket 12 and a rack 13.

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.

Referring to fig. 1-2, a horizontal shaft assembly of a cone crusher comprises a gear end bushing 1, a horizontal shaft 2, a driving end bushing 3, a pinion 8, a horizontal shaft bracket 12 and a frame 13, wherein the horizontal shaft 2 penetrates through the middle of the horizontal shaft bracket 12, the horizontal shaft 2 and the horizontal shaft bracket 12 are inserted into the frame 13 together, a gear end bush 1 and a driving end bush 3 are arranged in an inner hole of a horizontal shaft bracket 12, two ends of the gear end bush 1 and the driving end bush 3 are attached to two ends of the horizontal shaft bracket 12, one end of a horizontal shaft 2 penetrates through and is fixed in the middle of a pinion 8, one end of the horizontal shaft bracket 12 is sleeved with an oil slinger 4, a gasket 5, an end cover 6 and a keyless expansion sleeve 7, wherein the washer 5 is tightly attached between the horizontal shaft bracket 12 and the frame 13, the end cover 6 is fixed on the horizontal shaft bracket 12 through a bolt, and the pinion 8 is fixedly connected with the horizontal shaft 2 through the keyless expansion sleeve 7.

Preferably, an axial clearance 10 is arranged between the pinion 8 and the gear end bushing 1, an inner hole of the end cover 6 is matched with the oil slinger 4, the oil slinger 4 is in interference connection with the horizontal shaft 2, the horizontal shaft 2 penetrates through the gear end bushing 1, the driving end bushing 3, the oil slinger 4, the gasket 5 and the end cover 6, and a speed measuring support 9 is arranged on the right side of the end cover 6.

Preferably, the oil slinger 4 is tightly attached to the driving end bushing 3, and the axial clearance between the pinion 8 and the gear end bushing 1 is 0.8mm to 1.5mm, so that the horizontal shaft 2 and the pinion 8 are ensured not to be locked in long-term stable operation.

Preferably, the locating rod 11 is fixedly connected with the pinion 8 through a bolt, the locating rod 11 is tightly attached to the keyless expansion sleeve 7 and the horizontal shaft 2, and the assembling position relation among the pinion 8, the keyless expansion sleeve 7 and the horizontal shaft 2 is determined.

Preferably, the center of the positioning rod 11 is provided with a threaded hole, two symmetrical positioning bosses 1101 are arranged on two sides of the threaded hole, the keyless expansion sleeve 7 is tightly fixed on the positioning bosses 1101, and the keyless expansion sleeve 7 is kept inside the pinion 8, so that the pinion 8, the keyless expansion sleeve 7 and the horizontal shaft 2 are firmly fixed together.

In the utility model, when in use, the motor is connected with the horizontal shaft 2, the horizontal shaft 2 outputs power to the pinion 8, so that the oil slinger 7, the keyless expansion sleeve 7, the pinion 8 and the positioning rod 11 rotate together, the pinion 8 drives the crusher to crush, the speed measuring bracket 9 is used for installing a speed sensor, the rotating speed of the horizontal shaft 2 is convenient to monitor, when in disassembly, the bolt of the keyless expansion sleeve 7 is loosened, then the bolt in the middle of the positioning rod 11 is rotationally disassembled, the positioning rod 11 and the pinion 8 can be disassembled from the horizontal shaft 2, the positioning rod 11 and the pinion 8 can be fixed together, when in assembly, the horizontal shaft 2 is inserted into the keyless expansion sleeve 7, then the bolt on the keyless expansion sleeve 7 is screwed, the keyless expansion sleeve 7 expands between the pinion 8 and the horizontal shaft 2, the pinion 8 and the horizontal shaft 2 are fastened together, and then the positioning rod 11 and the horizontal shaft 2 are fixed together by using bolts.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A horizontal shaft assembly of a cone crusher comprises a gear end bushing (1), a horizontal shaft (2), a driving end bushing (3), a pinion (8), a horizontal shaft frame (12) and a rack (13), wherein the horizontal shaft (2) penetrates through the middle of the horizontal shaft frame (12), the horizontal shaft (2) and the horizontal shaft frame (12) are inserted into the rack (13) together, the gear end bushing (1) and the driving end bushing (3) are installed in an inner hole of the horizontal shaft frame (12), two ends of the gear end bushing (1) and two ends of the driving end bushing (3) are attached to two ends of the horizontal shaft frame (12), one end of the horizontal shaft (2) penetrates through and is fixed in the middle of the pinion (8), the horizontal shaft assembly is characterized in that one end of the horizontal shaft frame (12) is sleeved with an oil slinger (4), a gasket (5), an end cover (6) and a keyless expansion sleeve (7), wherein the gasket (5) is tightly attached between the horizontal shaft frame (12) and the rack (13), the end cover (6) is fixed on the horizontal shaft bracket (12) through bolts, and the pinion (8) is fixedly connected with the horizontal shaft (2) through a keyless expansion sleeve (7).

2. A cone crusher horizontal shaft assembly according to claim 1, characterized in that an axial play (10) is provided between the pinion (8) and the gear end bushing (1), the inner bore of the end cover (6) is matched with the oil slinger (4), and the oil slinger (4) is in interference connection with the horizontal shaft (2).

3. A cone crusher horizontal shaft assembly according to claim 1, characterized in that the horizontal shaft (2) runs through the gear end bushing (1), the drive end bushing (3), the oil slinger (4), the washer (5) and the end cover (6), and the right side of the end cover (6) is provided with a speed measuring bracket (9).

4. A cone crusher horizontal shaft assembly according to claim 1, characterized in that the oil slinger (4) is closely fitted to the drive end bushing (3), and the axial play of the pinion (8) and the gear end bushing (1) is between 0.8mm and 1.5 mm.

5. The horizontal shaft assembly of the cone crusher according to claim 1, further comprising a positioning rod (11), wherein the positioning rod (11) is fixedly connected with the pinion (8) through a bolt, and the positioning rod (11) is tightly attached to the keyless expansion sleeve (7) and the horizontal shaft (2).

6. A horizontal shaft assembly of a cone crusher in accordance with claim 5, characterized in that the positioning rod (11) has a threaded hole in its center, two symmetrical positioning bosses (1101) are provided on both sides of the threaded hole, and the keyless expansion sleeve (7) is tightened on the positioning bosses (1101).