CN214877981U

CN214877981U - Feeder for coal dressing machine

Info

Publication number: CN214877981U
Application number: CN202120019798.XU
Authority: CN
Inventors: 张东妹; 马峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-11-26
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a feeding device for a coal separator, which comprises a base, wherein four corners of the bottom of the base are fixedly provided with idler wheels, the top of the base is fixedly provided with a cylinder, the telescopic end of the cylinder is fixedly provided with a feeding box, one end of the top of the feeding box is fixedly provided with a feeding hopper, a feeding hopper is movably arranged in the feeding box below the feeding hopper, one end of the feeding hopper, which is positioned on the feeding hopper, is symmetrically and fixedly provided with a rotating shaft, the rotating shaft is rotatably inserted on the feeding box, one end of the rotating shaft, which is far away from the feeding hopper, is rotatably extended to extend out of the feeding box and is fixedly provided with a forward and reverse motor, the outer side of the forward and reverse motor is sleeved with a motor box, the inner side of the bottom of the motor box is fixedly provided with a motor base, the feeding hopper, one end of the feeding hopper, which is far away from the feeding hopper, is movably provided with a feeding frame, the bottoms of two ends of the feeding frame are symmetrically and are fixedly provided with moving blocks, screw rods are rotatably inserted by screw threads, one end of the feeding box is rotatably extended to be provided with a control device, the end part of the feeding box, which is positioned on the discharging frame, is fixedly provided with a discharging hole.

Description

Feeder for coal dressing machine

Technical Field

The utility model relates to a coal picker equipment technical field specifically is a feeder for coal picker.

Background

Impurities are inevitably mixed in the raw coal in the processes of generation, exploitation and transportation; and the quality of the raw coal is increasingly poor along with the deep mining. In order to reduce impurities in raw coal, effectively and reasonably utilize coal resources, and simultaneously divide the coal into various products according to quality and specification, the coal needs to be mechanically processed, the machines are generally called coal washing and selecting equipment, and due to the inertia effect, when the raw coal enters a coal selecting machine, coal feeding points are concentrated, the blanking is too fast, the feeding is not uniform, and the coal selecting effect is poor, so that the feeding device for the coal selecting machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a feeder for coal dressing machine 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 feeding device for a coal separator comprises a base, wherein rollers are fixedly arranged at four corners of the bottom of the base, a cylinder is fixedly arranged at the top of the base, a feeding box is fixedly arranged at the telescopic end of the cylinder, a feeding hopper is fixedly arranged at one end of the top of the feeding box, a feeding hopper is movably arranged in the feeding box below the feeding hopper, a rotating shaft is symmetrically and fixedly arranged at one end of the feeding hopper, the rotating shaft is rotatably inserted on the feeding box, one end of the rotating shaft, which is far away from the feeding hopper, is rotatably extended out of the feeding box and is fixedly provided with a forward and reverse rotating motor, a motor box is sleeved on the outer side of the forward and reverse rotating motor and is fixedly connected with the outer wall of the feeding box, a motor base is fixedly arranged at the inner side of the bottom of the motor box, the top of the motor base is fixedly connected with the forward and reverse rotating motor, a feeding frame is movably arranged in the feeding box below one end of the feeding hopper, which is far away from the feeding hopper, the automatic feeding device is characterized in that moving blocks are symmetrically and fixedly arranged at the bottoms of the two ends of the blanking frame, lead screws are inserted into the moving blocks in a rotating mode through threads, the two ends of the lead screws are inserted into the feeding box in a rotating mode, one end of each lead screw rotates to extend out of the feeding box to be fixedly provided with a control device, a discharging port is fixedly arranged at the end portion, located on the blanking frame, of the feeding box, and the end portion of the blanking frame movably extends out of the discharging port.

As a preferred technical scheme of the utility model, controlling means is including fixed control box of establishing on the feed box outer wall, two the tip of lead screw is rotated and is extended into all fixed being equipped with a gear in the control box, two the meshing has No. two gears between the gear, fixed inserting is equipped with the dwang on No. two gears, and the both ends of dwang are rotated and are inserted and establish on the control box, the dwang passes through belt pulley, belt and the rotation end of positive reverse motor and is connected, all fixed being equipped with the movable groove that uses with the belt cooperation on control box and the motor box.

As the utility model discloses a preferred technical scheme, the slope of unloading frame is established in the feed box, and the one end that the unloading frame is located the discharge gate is the decurrent one end of slope.

As an optimal technical scheme of the utility model, the bottom both ends of feed box are passed through the telescopic link and are connected with the base.

As an optimized technical scheme of the utility model, the belt pulley is synchronizing wheel and hold-in range with the belt.

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

1. the roller and the cylinder are convenient for moving the feeding device and using the coal separators with different heights.

2. The raw coal can fall into the coal separator intermittently and uniformly by virtue of the blanking hopper and the blanking frame, so that the phenomenon that too fast blanking and too much feeding are not uniform is avoided, and the coal separation effect is poor.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the feeding box of the present invention;

fig. 3 is the internal structure schematic diagram of the middle motor box and the control box of the present invention.

In the figure: 1. a base; 2. a roller; 3. a cylinder; 4. a feed box; 41. a telescopic rod; 5. a feed hopper; 6. feeding a hopper; 7. a rotating shaft; 8. a positive and negative rotation motor; 9. a motor box; 10. a motor base; 11. a blanking frame; 12. a moving block; 13. a screw rod; 14. a control device; 141. a control box; 142. a first gear; 143. a second gear; 144. rotating the rod; 145. a belt pulley; 146. a belt; 147. a movable groove; 15. and (4) a discharge port.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a feeding device for a coal separator comprises a base 1, rollers 2 are fixedly arranged at four corners of the bottom of the base 1, a cylinder 3 is fixedly arranged at the top of the base 1, a feeding box 4 is fixedly arranged at the telescopic end of the cylinder 3, a feeding hopper 5 is fixedly arranged at one end of the top of the feeding box 4, a discharging hopper 6 is movably arranged in the feeding box 4 below the feeding hopper 5, a rotating shaft 7 is symmetrically and fixedly arranged at one end of the discharging hopper 6, the rotating shaft 7 is rotatably inserted on the feeding box 4, a forward and reverse rotating motor 8 is fixedly arranged by extending the feeding box 4 from one end of the rotating shaft 7 far away from the discharging hopper 6, a motor box 9 is sleeved outside the forward and reverse rotating motor 8, the motor box 9 is fixedly connected with the outer wall of the feeding box 4, a motor base 10 is fixedly arranged at the inner side of the bottom of the motor box 9, the top of the motor base 10 is fixedly connected with the forward and reverse rotating motor 8, a discharging frame 11 is movably arranged in the feeding box 4 below one end of the discharging hopper 6 far away from the feeding hopper 5, the bottom of the two ends of the blanking frame 11 is symmetrically and fixedly provided with moving blocks 12, the moving blocks 12 are screwed to be inserted with lead screws 13, the two ends of the lead screws 13 are rotatably inserted on the feeding box 4, one end of each lead screw 13 rotatably extends out of the feeding box 4 and is fixedly provided with a control device 14, the end part of the feeding box 4, which is positioned on the blanking frame 11, is fixedly provided with a discharge port 15, the end part of the blanking frame 11 movably extends out of the discharge port 15, the base 1 is moved to the coal separator through the rollers 2, the cylinder 3 is started, the cylinder 3 pushes the feeding box 4 to move upwards and enables the discharge port 15 to move to the upper part of the feed inlet of the coal separator, raw coal is poured into the feeding box 4 from the feeding hopper 5, the forward and reverse motor 8 is started, the rotating end of the forward and reverse motor 8 drives the rotating shaft 7 to rotate back and forth, the rotating shaft 7 which rotates back and forth drives the blanking hopper 6 to swing back and forth with the rotating shaft 7 as an axis which forms a certain angle downwards in the feeding box 4, the reciprocating lower hopper 6 enables raw coal falling from the feed hopper 5 onto the lower hopper 6 to be subjected to intermittent blanking, the raw coal falling intermittently onto the blanking frame 11 is driven by the control device 14 to rotate back and forth, the two lead screws 13 rotating back and forth enable the two moving blocks 12 to move back and forth on the lead screws 13, the two moving blocks 12 moving back and forth drive the blanking frame 11 to horizontally move back and forth in the feeding box 4, the blanking frame 11 moving back and forth horizontally enables the raw coal on the blanking frame 11 to be uniformly distributed on the blanking frame 11, and the raw coal falls into the coal dressing machine from the discharge port 15 on the blanking frame 11, so that the coal dressing effect of the coal dressing machine is improved.

The control device 14 comprises a control box 141 fixedly arranged on the outer wall of the feeding box 4, the end parts of the two screw rods 13 extend into the control box 141 in a rotating way and are respectively fixedly provided with a first gear 142, a second gear 143 is meshed between the two first gears 142, a rotating rod 144 is fixedly inserted on the second gear 143, and the both ends of dwang 144 rotate and insert and establish on control box 141, dwang 144 passes through the belt pulley 145, belt 146 is connected with the rotation end of the positive and negative motor 8, all be fixed with the activity groove 147 that uses with belt 146 on control box 141 and the motor box 9, rotate the end and rotate and drive the back and forth rotation of dwang 144 through belt pulley 145 and belt 146 when positive and negative motor 8 rotates, the back and forth rotation of back and forth rotation dwang 144 drives the back and forth rotation of No. two gears 143, the back and forth rotation of No. two gears 143 that drive two meshing first gears 142 and rotate back and forth, two first gears 142 that rotate back and forth drive the back and forth rotation of two lead screws 13.

The blanking frame 11 is obliquely arranged in the feeding box 4, one end, located at the discharge port 15, of the blanking frame 11 is an obliquely downward end, and raw coal on the blanking frame 11 can be uniformly shaken and fall down through the obliquely arranged blanking frame 11.

Both ends of the bottom of the feeding box 4 are connected with the base 1 through the telescopic rods 41, and the telescopic rods 41 can increase the stability and the support performance of the feeding box 4 during lifting.

The pulley 145 and the belt 146 are a synchronous wheel and a synchronous belt, and the pulley 145 and the belt 146 can prevent the pulley 145 and the belt 146 from slipping in the use process.

The working principle is as follows: when the utility model is used, the base 1 is moved to the coal separator through the roller 2, the cylinder 3 is started, the cylinder 3 pushes the feeding box 4 to move upwards and enables the discharge port 15 to move above the feed inlet of the coal feeder, raw coal is poured into the feeding box 4 from the feeding hopper 5, the positive and negative rotating motor 8 is started, the rotating end of the positive and negative rotating motor 8 drives the back and forth rotation of the rotating shaft 7, the rotating shaft 7 which rotates back and forth drives the lower hopper 6 to swing back and forth downwards in the feeding box 4 at a certain angle by taking the rotating shaft 7 as an axis, the lower hopper 6 which swings back and forth enables the raw coal falling from the feeding hopper 5 to the lower hopper 6 to be discharged intermittently, the raw coal falling intermittently falls onto the discharging frame 11, the rotating end of the positive and negative rotating motor 8 rotates back and forth by driving the rotating back and forth of the rotating rod 144 through the belt pulley 145 and the belt 146, the rotating back and forth rotating rod 144 drives the back and forth rotation of the second gear 143, the second gear 143 which rotates back and forth drives the first gears 142 which are meshed with each other to rotate back and forth, the first gears 142 which rotate back and forth drive the first screw rods 13 to rotate back and forth, the first screw rods 13 which rotate back and forth enable the two moving blocks 12 to move back and forth on the screw rods 13, the two moving blocks 12 which move back and forth drive the blanking frame 11 to horizontally move back and forth in the feeding box 4, the horizontally moving blanking frame 11 enables raw coal on the blanking frame 11 to be uniformly distributed on the blanking frame 11, and the raw coal falls into the coal separator from the discharge hole 15 on the inclined blanking frame 11, so that the coal separation effect of the coal separator is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a feeder for coal dressing machine, includes base (1), its characterized in that: the roller wheels (2) are fixedly arranged at four corners of the bottom of the base (1), the cylinder (3) is fixedly arranged at the top of the base (1), the feed box (4) is fixedly arranged at the telescopic end of the cylinder (3), the feed hopper (5) is fixedly arranged at one end of the top of the feed box (4), the feed hopper (6) is movably arranged in the feed box (4) below the feed hopper (5), the rotating shaft (7) is symmetrically and fixedly arranged at one end of the feed hopper (5) of the feed hopper (6), the rotating shaft (7) is rotatably inserted in the feed box (4), one end of the rotating shaft (7) far away from the feed hopper (6) is rotatably extended out of the feed box (4) to be fixedly provided with a forward and reverse rotating motor (8), the motor box (9) is sleeved at the outer side of the forward and reverse rotating motor (8), and the motor box (9) is fixedly connected with the outer wall of the feed box (4), the automatic feeding device is characterized in that a motor base (10) is fixedly arranged on the inner side of the bottom of the motor box (9), the top of the motor base (10) is fixedly connected with a forward and reverse rotating motor (8), a blanking frame (11) is movably arranged in a feeding box (4) below one end, away from a feeding hopper (5), of the blanking hopper (6), moving blocks (12) are symmetrically and fixedly arranged at the bottoms of the two ends of the blanking frame (11), a lead screw (13) is inserted in the moving blocks (12) in a rotating mode, the two ends of the lead screw (13) are inserted in the feeding box (4) in a rotating mode, a control device (14) is fixedly arranged on the feeding box (4) in a rotating mode, a discharging port (15) is fixedly arranged at the end portion, located on the blanking frame (11), of the feeding box (4), and the end portion of the blanking frame (11) movably extends out of the discharging port (15).

2. The feeding device for the coal preparation machine according to claim 1, characterized in that: controlling means (14) are including fixed control box (141) of establishing on feed box (4) outer wall, two the tip of lead screw (13) is rotated and is extended into equal fixed No. one gear (142) that is equipped with in control box (141), two the meshing has No. two gears (143) between No. one gear (142), fixed inserting is equipped with dwang (144) on No. two gears (143), and the both ends of dwang (144) are rotated and are inserted and establish on control box (141), dwang (144) are held with the rotation of just reversing motor (8) through belt pulley (145), belt (146) and is connected, all fixed movable groove (147) that are equipped with and belt (146) cooperation use on control box (141) and motor box (9).

3. The feeding device for the coal preparation machine according to claim 1, characterized in that: the blanking frame (11) is obliquely arranged in the feeding box (4), and one end, located at the discharging hole (15), of the blanking frame (11) is an obliquely downward end.

4. The feeding device for the coal preparation machine according to claim 1, characterized in that: the two ends of the bottom of the feeding box (4) are connected with the base (1) through telescopic rods (41).

5. The feeding device for the coal preparation machine according to claim 2, characterized in that: the belt pulley (145) and the belt (146) are synchronous wheels and synchronous belts.