CN212739502U - Linear vibration feeder - Google Patents
Linear vibration feeder Download PDFInfo
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- CN212739502U CN212739502U CN202020975369.5U CN202020975369U CN212739502U CN 212739502 U CN212739502 U CN 212739502U CN 202020975369 U CN202020975369 U CN 202020975369U CN 212739502 U CN212739502 U CN 212739502U
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Abstract
The utility model discloses a linear vibrating feeder, which comprises a screen box and an excitation mechanism arranged at the lower part of the screen box; the vibration excitation mechanism comprises a transmission shaft and an eccentric shaft which are arranged side by side, the transmission shaft and the eccentric shaft are respectively connected between two ends of the transmission shaft and the screen box through bearings, a first driving gear and a second driving gear are respectively arranged at two ends of the transmission shaft, a first driven gear and a second driven gear are respectively arranged at two ends of the eccentric shaft, and the first driving gear and the first driven gear, and the second driving gear and the second driven gear are respectively connected in a meshed mode. The transmission is carried out between the transmission shaft and the eccentric shaft by adopting the double gear pair, so that the problems of unstable motion and easy damage of the gear pair caused by uneven stress in the transmission process of the existing single gear pair can be effectively solved; simple structure, simple to operate has improved the operating stability and the reliability of batcher, has reduced the equipment maintenance cost.
Description
Technical Field
The utility model relates to a mining equipment technical field, in particular to linear vibration batcher.
Background
In the production process of the vibrating feeder, blocky and granular materials can be uniformly and continuously fed into a receiving device at regular time from a storage bin. In the sand and stone crushing production line, the material can be continuously and uniformly fed to the crushing machine, and the material is roughly screened. The vibrating feeder is widely used in crushing and screening combined equipment in industries such as metallurgy, coal mine, mineral separation, building materials, chemical engineering, grinding materials and the like. The vibrating feeder utilizes the centrifugal force generated by the vibrating device to continuously throw materials on the inclined screen surface along with the screen box and continuously and uniformly send the materials to the material receiving port.
The existing vibrating feeder generally adopts two types, namely an eccentric shaft type vibrating feeder and an eccentric block type vibrating feeder, the eccentric shaft type vibrating feeder provides exciting force for a device through rotation of an eccentric shaft, and stability in the rotation process of the eccentric shaft has great influence on the exciting efficiency of the eccentric shaft, so that high requirements are provided for the transmission structure of the eccentric shaft in order to guarantee the working efficiency of the vibrating feeder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that exists among the prior art, provide a transmission stable, have the linear vibration batcher of good reliability.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a linear vibrating feeder comprises a screen box and an excitation mechanism arranged at the lower part of the screen box;
the vibration excitation mechanism comprises a transmission shaft and an eccentric shaft which are arranged side by side, the transmission shaft and the eccentric shaft are respectively connected between two ends of the transmission shaft and the screen box through bearings, a first driving gear and a second driving gear are respectively arranged at two ends of the transmission shaft, a first driven gear and a second driven gear are respectively arranged at two ends of the eccentric shaft, and the first driving gear and the first driven gear, and the second driving gear and the second driven gear are respectively connected in a meshed mode.
In the above technical scheme, further, the first driven gear and the second driven gear are connected with the eccentric shaft through keys, the first driving gear is connected with the transmission shaft through keys, the second driving gear is sleeved on the transmission shaft, an expansion sleeve is arranged between the second driving gear and the transmission shaft, and the second driving gear is fixedly connected with the transmission shaft through the expansion sleeve.
In the above technical solution, further, a positioning sleeve is disposed between the second driving gear and the bearing.
In the above technical scheme, further, gear boxes are respectively arranged on two sides of the screen box, bearing seats are arranged in the gear boxes, bearings are respectively arranged in the bearing seats, and the first driving gear, the second driving gear, the first driven gear and the second driven gear are respectively and correspondingly arranged in the gear boxes.
In the above technical scheme, further, one end of the transmission shaft extends out of the gear box, and a sealing assembly is arranged between the transmission shaft and the gear box.
Among the above-mentioned technical scheme, furtherly, transmission shaft one end is provided with the belt pulley, the belt pulley cover is established on the transmission shaft, be provided with the taper sleeve between belt pulley and the transmission shaft, be provided with on the belt pulley with taper sleeve complex toper cross-section mounting hole, the taper sleeve sets up in the mounting hole and passes through bolted connection between the belt pulley, the taper sleeve cover establish on the transmission shaft with the transmission shaft between the key-type connection.
The utility model adopts double gear pair transmission between the transmission shaft and the eccentric shaft, which can effectively solve the problems of unstable motion and easy damage of the gear pair caused by uneven stress in the transmission process of the existing single gear pair; simple structure, simple to operate has improved the operating stability and the reliability of batcher, has reduced the equipment maintenance cost.
Drawings
Fig. 1 is a front view of the structure of the linear vibration feeder of the utility model.
Fig. 2 is a schematic view of the installation structure of the middle excitation mechanism of the present invention.
Fig. 3 is a partial schematic view of a portion a of fig. 2.
In the figure: 1. sieve case, 2, transmission shaft, 3, eccentric shaft, 4, bearing, 5, first driving gear, 6, second driving gear, 7, first driven gear, 8, second driven gear, 9, gear box, 10, bearing frame, 11, tight cover expands, 12, position sleeve, 13, taper sleeve, 14, seal assembly, 15, belt pulley.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, the linear vibration feeder in the present embodiment includes a screen box 1 and a vibration exciting mechanism disposed at a lower portion of the screen box. The screen box 1 is usually arranged on a base, an elastic part is arranged between the base and the screen box 1, and an excitation mechanism provides excitation force for the screen box during working, so that the screen box vibrates on the base, and the feeding and screening operations of the vibrating feeder are realized.
As shown in fig. 2, the excitation mechanism includes a transmission shaft 2 and an eccentric shaft 3 which are arranged side by side, the transmission shaft 2 and the eccentric shaft 3 are respectively connected between two ends of the transmission shaft 2 and the screen box through bearings 4, a first driving gear 5 and a second driving gear 6 are respectively arranged at two ends of the transmission shaft 2, a first driven gear 7 and a second driven gear 8 are respectively arranged at two ends of the eccentric shaft 3, and the first driving gear 5 and the first driven gear 7, and the second driving gear 6 and the second driven gear 8 are all in meshed connection with each other.
One end of the transmission shaft 2 extends out of the gear box 9, and a sealing assembly 14 is arranged between the transmission shaft 2 and the gear box 9. One of transmission shaft 2 outside stretching out the gear box is served and is provided with belt pulley 15, rotates through belt pulley drive transmission shaft, and the transmission shaft is when rotating, drives the eccentric shaft through first driving gear, second driving gear, first driven gear and second driven gear simultaneously and rotates, provides stable exciting force for the sieve case.
As shown in fig. 3, the first driven gear 7 and the second driven gear 8 are connected with the eccentric shaft 3 through keys, the first driving gear 5 is connected with the transmission shaft 2 through keys, the second driving gear 6 is sleeved on the transmission shaft 2, an expansion sleeve 13 is arranged between the second driving gear 6 and the transmission shaft 2, and the second driving gear 6 is fixedly connected with the transmission shaft 2 through the expansion sleeve. The first driving gear, the second driving gear, the first driven gear and the second driven gear adopt gear pairs with the same specification and parameter; the second driving gear is connected with the transmission shaft through the expansion sleeve, so that the assembly of the double-gear pair in the excitation mechanism can be facilitated, the assembly difficulty is reduced, and the assembly matching precision between the double-gear pair is improved. The expansion sleeve is an existing part, is a keyless connecting device which realizes load transmission by the pressure and friction force generated between containing surfaces by screwing a high-strength bolt in the connection of a wheel and a shaft, and can conveniently realize the connection between a gear and the shaft.
Preferably, a positioning sleeve 12 is arranged between the second driving gear 6 and the corresponding bearing 4, and the mounting position of the second driving gear is positioned by the positioning sleeve, so that the mounting and matching precision between the gear pairs is further ensured.
As shown in fig. 3, the installation of belt pulley 15 on the transmission shaft is connected through setting up the taper sleeve, specifically, belt pulley 15 cover is established on transmission shaft 2, is provided with taper sleeve 13 between belt pulley 15 and transmission shaft 2, be provided with on belt pulley 15 with taper sleeve complex toper cross-section mounting hole, taper sleeve 13 sets up in the mounting hole and passes through bolted connection between belt pulley 15, taper sleeve 13 cover establish on transmission shaft 2 and transmission shaft 2 between the key-type connection. The connecting mode is convenient to install and detach, the installation precision of the belt pulley can be well guaranteed, and the position of the belt pulley can be conveniently adjusted; and the belt pulley is connected with the rotating shaft through the conical sleeve, so that the damage of the belt pulley can be reduced, only the conical sleeve needs to be replaced during equipment maintenance, the service life of a main transmission part in the feeder is prolonged, and the equipment maintenance cost is reduced.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (6)
1. A linear vibration feeder is characterized in that: comprises a screen box and an excitation mechanism arranged at the lower part of the screen box;
the vibration excitation mechanism comprises a transmission shaft and an eccentric shaft which are arranged side by side, the transmission shaft and the eccentric shaft are respectively connected between two ends of the transmission shaft and the screen box through bearings, a first driving gear and a second driving gear are respectively arranged at two ends of the transmission shaft, a first driven gear and a second driven gear are respectively arranged at two ends of the eccentric shaft, and the first driving gear and the first driven gear, and the second driving gear and the second driven gear are respectively connected in a meshed mode.
2. A linear vibration feeder according to claim 1, characterised in that: the first driven gear, the second driven gear and the eccentric shaft are connected through keys, the first driving gear and the transmission shaft are connected through keys, the second driving gear is sleeved on the transmission shaft, an expansion sleeve is arranged between the second driving gear and the transmission shaft, and the second driving gear is fixedly connected to the transmission shaft through the expansion sleeve.
3. A linear vibration feeder according to claim 2, wherein: and a positioning sleeve is arranged between the second driving gear and the bearing.
4. A linear vibration feeder according to claim 1 or 2, characterized in that: the sieve case both sides are provided with the gear box respectively, be provided with the bearing frame in the gear box, the bearing sets up respectively in the bearing frame, first driving gear, second driving gear, first driven gear and second driven gear correspond the setting respectively in the gear box.
5. A linear vibration feeder according to claim 4, wherein: one end of the transmission shaft extends out of the gear box, and a sealing assembly is arranged between the transmission shaft and the gear box.
6. A linear vibratory feeder according to claim 1, 2 or 5, wherein: transmission shaft one end is provided with the belt pulley, the belt pulley cover is established on the transmission shaft, be provided with the toper cover between belt pulley and the transmission shaft, be provided with on the belt pulley with toper cover complex toper cross-section mounting hole, the toper cover sets up in the mounting hole and passes through bolted connection between the belt pulley, the toper cover establish on the transmission shaft and the transmission shaft between the key-type connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975369.5U CN212739502U (en) | 2020-06-01 | 2020-06-01 | Linear vibration feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975369.5U CN212739502U (en) | 2020-06-01 | 2020-06-01 | Linear vibration feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212739502U true CN212739502U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020975369.5U Active CN212739502U (en) | 2020-06-01 | 2020-06-01 | Linear vibration feeder |
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| Country | Link |
|---|---|
| CN (1) | CN212739502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116618282A (en) * | 2023-07-21 | 2023-08-22 | 四川磊蒙机械设备有限公司 | Roller type vibrating screen, screening assembly and vibrating screening roller |
-
2020
- 2020-06-01 CN CN202020975369.5U patent/CN212739502U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116618282A (en) * | 2023-07-21 | 2023-08-22 | 四川磊蒙机械设备有限公司 | Roller type vibrating screen, screening assembly and vibrating screening roller |
| CN116618282B (en) * | 2023-07-21 | 2023-11-17 | 四川磊蒙机械设备有限公司 | Roller type vibrating screen, screening assembly and vibrating screening roller |
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