CN210386595U

CN210386595U - Wood shaving airflow winnowing machine

Info

Publication number: CN210386595U
Application number: CN201921019916.6U
Authority: CN
Inventors: 李春彬
Original assignee: Guangdong Able Wood Industry Co Ltd
Current assignee: Guangdong Chenming plate Co.,Ltd.
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-24
Anticipated expiration: 2029-07-03

Abstract

The utility model relates to a selection by winnowing machine technical field discloses a wood shavings air current selection by winnowing machine, including first support frame, the inboard of first support frame is provided with the fan, one side of first rose box is passed through the ventilation pipe and is connected with the fan, the second rose box passes through the conveying pipe and is connected with first rose box, the below of second filter screen is located top position department and is provided with the spring, the below of spring is provided with the eccentric shaft. The utility model discloses a magnetism of magnetic stripe can adsorb the metal in the wood shavings, avoids the metal to get into to the die plate along with qualified size wood shavings in, damages the structure of die plate, through the filter screen in the first rose box, can filter the silt in the wood shavings, avoids during silt mixes the wood shavings, drives the eccentric shaft through the motor and rotates, can separate the qualified size and the super size of wood shavings and come, improved the selection rate of air separator to qualified size wood shavings, avoid the staff to the re-operation of wood shavings.

Description

Wood shaving airflow winnowing machine

Technical Field

The utility model relates to a winnowing machine technical field specifically is a wood shavings air current winnowing machine.

Background

The wood shavings have a wide function, the wood shavings can be made into high-pressure wood boards after being crushed, the high-pressure wood boards made of the wood shavings and the wood chips at present are widely used for producing furniture products, and a winnowing machine is usually used for removing silt, metal and oversized wood shavings in the wood shavings first, so that the wood shavings with qualified sizes are processed.

But the structure of air separator in the existing market is generally comparatively single, can not effectively detach metal and silt in the wood shavings, causes follow-up inhomogeneity to the wood shavings clamp plate, does not set up the filter screen that can carry out the accurate screening to the wood shavings, can not separate qualified size wood shavings and super size wood shavings through the vibration to the filter screen, consequently, technical personnel in the field provide a wood shavings air current air separator to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wood shavings air current air separator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shaving airflow winnowing machine comprises a first support frame, a second support frame is arranged on one side of the first support frame, a third support frame is arranged on one side of the second support frame, a conveying belt for conveying shavings is arranged above the first support frame, a fan is arranged on the inner side of the first support frame, a first filter box is arranged above the second support frame, one side of the first filter box is connected with the fan through a ventilating pipe, a feed inlet is embedded in the top end of one side of the first filter box corresponding to the conveying belt, a first filter screen is arranged at the bottom in the first filter box, a plurality of magnetic stripes are arranged on the first filter screen, a second filter box is arranged above the third support frame and is connected with the first filter box through a feed pipe, a coarse material discharge pipe is embedded in the bottom of the second filter box, a fine material discharge pipe is arranged at the position of the bottom of one side of the second filter box, the top of second rose box is located the embedding of back side angle department and is provided with the outlet duct, and the bottom is provided with the thick silo that corresponds the setting of thick material calandria in the second rose box, the top of thick silo is provided with the second filter screen, one side of second filter screen is located oblique below position department and is provided with the thin silo that corresponds the setting of thin material calandria, and the top of second filter screen is located top position department and is provided with limit baffle, the below of second filter screen is located top position department and is provided with the spring, the below of spring is provided with the eccentric shaft, the output shaft fixed connection of eccentric shaft and the motor that is located the second rose box side.

As a further aspect of the present invention: first filter screen is an iron material component, and the filtration pore aperture of first filter screen is not higher than 3 mm.

As a further aspect of the present invention: the length of magnetic stripe is the same with the length of first rose box, and 3 are no less than to the quantity of magnetic stripe.

As a further aspect of the present invention: the bottom of the second filter screen is provided with a rotating shaft, and the second filter screen is connected with the eccentric shaft through the rotating shaft and the spring.

As a further aspect of the present invention: the second filter screen inclines 45 degrees upwards relative to the horizontal direction of the coarse material groove, and the height of the coarse material groove is one third of that of the second filter tank.

As a further aspect of the present invention: the air inlet department of outlet duct is provided with the protection network, and the outlet duct passes through the buckle and is connected with the protection network block.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a magnetism of magnetic stripe, can adsorb the metal in the wood shavings, avoid the metal to enter into to the die pressing plate along with qualified size wood shavings, damage the structure of die pressing plate, filter screen through in the first rose box, can filter the silt in the wood shavings, avoid silt to mix in the wood shavings, reduce the material performance that the wood shavings moulded into the shaving board, the stability of the structure of shaving board has been harm, influence the problem of the sale in market, drive the eccentric shaft through the motor and rotate, and then drive the vibration of spring messenger second filter screen, can separate the qualified size and the oversize of wood shavings and come, the selection rate of air separator to the qualified size wood shavings has been improved, avoid the staff to the re-operation of wood shavings.

Drawings

FIG. 1 is a schematic view of a pneumatic air classifier for wood shavings;

FIG. 2 is a schematic view of the interior of a first filter box of a particle air separator;

FIG. 3 is a schematic view of the interior of a second filter box of the pneumatic air classifier for wood shavings;

fig. 4 is an enlarged view of a particle stream air classifier as shown at a in fig. 3.

In the figure: 1. a first support frame; 2. a second support frame; 3. a third support frame; 4. a conveyor belt; 5. a fan; 6. a vent pipe; 7. a first filter tank; 8. a feed pipe; 9. a second filter tank; 10. a motor; 11. an air outlet pipe; 12. a fine discharge pipe; 13. a coarse material calandria; 14. a feed inlet; 15. a magnetic strip; 16. a first filter screen; 17. a coarse trough; 18. a second filter screen; 19. a fine trough; 20. a limit baffle; 21. a spring; 22. an eccentric shaft.

Detailed Description

Referring to fig. 1-4, in an embodiment of the present invention, a pneumatic winnowing machine for wood shavings comprises a first support frame 1, a second support frame 2 is disposed on one side of the first support frame 1, a conveyor belt 4 is disposed above the first support frame 1, a fan 5 is disposed on the inner side of the first support frame 1, a third support frame 3 is disposed on one side of the second support frame 2, a first filter box 7 is disposed above the second support frame 2, one side of the first filter box 7 is connected to the fan 5 through a ventilation pipe 6, a feed inlet 14 is embedded in the top position of one side of the first filter box 7, a first filter screen 16 is disposed at the bottom position of the inner side of the first filter box 7, the first filter screen 16 is made of an iron material, the aperture of the first filter screen 16 is not higher than 3mm, and silt in the wood shavings can be filtered through the first filter screen 16 in the first filter box 7, avoid during silt mixes the wood shavings, reduce the material performance that the shaving moulded into the shaving board, harm the stability of the structure of shaving board.

The inboard top that is located first filter screen 16 of first rose box 7 is provided with magnetic stripe 15, and the length of magnetic stripe 15 is the same with the length of first rose box 7, and magnetic stripe 15's quantity is no less than 3, and magnetism through magnetic stripe 15 can adsorb the metal in the wood shavings, avoids the metal to enter into the die plate along with qualified size wood shavings, damages the structure of die plate.

The top of third support frame 3 is provided with second rose box 9, second rose box 9 passes through conveying pipe 8 and is connected with first rose box 7, and the bottom embedding of second rose box 9 is provided with coarse fodder calandria 13, one side of second rose box 9 is located bottom position department and is provided with fine material bank pipe 12, and the front side of second rose box 9 is provided with motor 10, the top of second rose box 9 is located the embedding of back side angle department and is provided with outlet duct 11, the air inlet department of outlet duct 11 is provided with the protection network, and outlet duct 11 is connected with the protection network block through the buckle, can carry out the drainage through outlet duct 11 to the wind-force in the second rose box 9 and discharge, avoid wind-force to circle round in second rose box 9, lead to the wood shavings to waft, influence the filter capacity of second filter screen 18 to the wood shavings.

The inboard of second rose box 9 is located bottom position department and is provided with coarse fodder groove 17, the top of coarse fodder groove 17 is provided with second filter screen 18, the relative coarse fodder groove 17 horizontal direction tilt up 45 degrees of second filter screen 18, coarse fodder groove 17 highly be the third of second rose box 9 height, second filter screen 18 through the slope, can prevent qualified size wood shavings and fall into coarse fodder groove 17 in, can increase the filtration time of wood shavings on second filter screen 18 simultaneously, make the wood shavings can obtain abundant filtration.

One side of second filter screen 18 is located oblique below position department and is provided with fine material groove 19, and the top of second filter screen 18 is located top position department and is provided with limit baffle 20, the below of second filter screen 18 is located top position department and is provided with spring 21, the below of spring 21 is provided with eccentric shaft 22, the bottom of second filter screen 18 is provided with the pivot, and second filter screen 18 links to each other with eccentric shaft 22 through pivot and spring 21, it rotates to drive eccentric shaft 22 through motor 10, and then drive spring 21 and make the vibration of second filter screen 18, can come with the qualification dimension and the super size separation of wood shavings, the selection rate of air separator to the size wood shavings of check has been improved, avoid the staff to the manipulation again of wood shavings.

The utility model discloses a theory of operation is: the wood shavings are conveyed into a first filter box 7 through a conveyor belt 4, silt and metal in the wood shavings are filtered out through a first filter screen 16 and a magnetic strip 15, wind power is conveyed into the first filter box 7 through a ventilation pipe 6 by a fan 5, the filtered wood shavings are conveyed into a second filter box 9 through a feeding pipe 8, a motor 10 drives an eccentric shaft 22 to rotate, a spring 21 is further driven to drive the second filter screen 18 to vibrate, qualified size and over-sized wood shavings in the wood shavings are removed, the qualified size wood shavings are filtered into a fine material groove 19, a fine material discharge pipe is further discharged, the over-sized wood shavings are vibrated and shaken down into a coarse material groove 17 and are discharged through a coarse material discharge pipe 13, the removal and screening work of the wood shavings is completed, the silt in the wood shavings can be filtered through the first filter screen 16 in the first filter box 7, the silt in the wood shavings is prevented from being mixed into the wood shavings, and the performance of the molded wood shavings, the stability of the structure of harm shaving board, magnetism through magnetic stripe 15, can adsorb the metal in the wood shavings, avoid the metal to get into to the die plate along with qualified size wood shavings, damage the structure of die plate, it rotates to drive eccentric shaft 22 through motor 10, and then drive spring 21 and make the vibration of second filter screen 18, can separate the qualified size and the super size of wood shavings, improve the selectivity of air separator to qualified size wood shavings, avoid the staff to the re-operation of wood shavings, the second filter screen 18 of slope, can prevent that qualified size wood shavings from falling into coarse fodder groove 17, can increase the filter time of wood shavings on second filter screen 18 simultaneously, make the wood shavings obtain abundant filtration.

The above-mentioned, 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 wood shaving airflow winnowing machine comprises a first support frame (1), wherein a second support frame (2) is arranged on one side of the first support frame (1), a third support frame (3) is arranged on one side of the second support frame (2), and the air shaving airflow winnowing machine is characterized in that a conveying belt (4) for conveying wood shavings is arranged above the first support frame (1), a fan (5) is arranged on the inner side of the first support frame (1), a first filter box (7) is arranged above the second support frame (2), one side of the first filter box (7) is connected with the fan (5) through a ventilating pipe (6), a feeding hole (14) is embedded in the top end of one side, corresponding to the conveying belt (4), of the first filter box (7), a first filter screen (16) is arranged at the inner bottom of the first filter box (7), and a plurality of magnetic stripes (15) are arranged on the first filter screen (16), a second filter box (9) is arranged above the third support frame (3), the second filter box (9) is connected with the first filter box (7) through a feeding pipe (8), a coarse material calandria (13) is embedded in the bottom of the second filter box (9), a fine material discharging pipe (12) is arranged at the position of the bottom end of one side of the second filter box (9), an air outlet pipe (11) is embedded in the position of the rear side edge of the upper side of the second filter box (9), a coarse material groove (17) corresponding to the coarse material calandria (13) is arranged at the bottom of the second filter box (9), a second filter screen (18) is arranged at the top end of the coarse material groove (17), a fine material groove (19) corresponding to the fine material calandria (12) is arranged at the position of the inclined lower side of one side of the second filter screen (18), and a limit baffle (20) is arranged at the position of the upper side of the second filter screen (18), a spring (21) is arranged at the top end position below the second filter screen (18), an eccentric shaft (22) is arranged below the spring (21), and the eccentric shaft (22) is fixedly connected with an output shaft of the motor (10) positioned at the side edge of the second filter box (9).

2. A particle beam air separator as claimed in claim 1, characterized in that the filter openings of said first filter (16) have a diameter of not more than 3 mm.

3. A pneumatic planer according to claim 1, characterized in that the length of the magnetic strips (15) is the same as the length of the first filter box (7) and the number of magnetic strips (15) is not less than 3.

4. A pneumatic planer according to claim 1, characterized in that the bottom end of the second filter (18) is provided with a rotating shaft, and the second filter (18) is connected with the eccentric shaft (22) through the rotating shaft and the spring (21).

5. A pneumatic planer according to claim 1, characterized in that the second filter screen (18) is inclined upwards at 45 degrees to the horizontal of the coarse trough (17), and the height of the coarse trough (17) is one third of the height of the second filter box (9).

6. The airflow winnowing machine for wood shavings according to claim 1, wherein a protective net is arranged at the air inlet of the air outlet pipe (11), and the air outlet pipe (11) is connected with the protective net in a clamping manner through a buckle.