CN217201000U - Powder quantitative feeding device - Google Patents

Abstract

The utility model relates to a loading attachment technical field, and a powder ration loading attachment is disclosed, including last feed cylinder, the front of going up the feed cylinder is seted up porosely and is installed the rotating equipment, the transmission shaft fixedly connected with axis of rotation of rotating equipment is first, axis of rotation one is located last feed cylinder and the outer wall is connected with through rolling bearing and holds the cavity, the hole of being connected with axis of rotation is just openly seted up to the inside fretwork that holds the cavity, it all is the curved surface to hold the cavity left and right sides, it all sets up porosely and fixedly connected with filter screen all to hold the cavity bottom surface left and right sides, through the setting that holds the cavity, the powder pours into through the pan feeding pipe and holds in the cavity, then the powder pours into last feed cylinder into after the filtration of filter screen in holding the cavity, utilize comparatively confined chamber to hold and avoid the powder to float in the external environment's problem.

Description

A powder quantitative feeding device

technical field

The utility model relates to the technical field of feeding devices, in particular to a quantitative feeding device for powder materials.

Background technique

When the powder-like raw materials are processed, they need to be injected into the feeding device of the processing equipment first, and then transported from the feeding device to the processing equipment. In the existing operation process, before the powder is injected into the feeding device, It is necessary to set up a filter screen above the feeding device to connect with the feeding device. In some operating processes, a discharge chamber will be set above the feeding device and the filter screen will be set in the discharge chamber, so that the powder can pass through the filter screen. Injected into the feeding device, but the texture of the powder is relatively light, which causes a lot of powder to float in the space above the filter net, which affects the safety of the working environment and the health of the staff. Therefore, a powder quantitative feeding device is urgently needed to solve the above problems.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides a powder quantitative feeding device to solve the above problems.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: a powder quantitative feeding device, comprising a feeding cylinder, the front of the feeding cylinder is provided with a hole and a rotating device is installed, and the transmission shaft of the rotating device is fixedly connected with a rotating device. Shaft 1, the first rotating shaft is located in the upper barrel and the outer wall is connected with an accommodating chamber through a rotating bearing. The interior of the accommodating chamber is hollowed out and a hole connected to the rotating shaft 1 is opened on the front. A hole is opened on the bottom surface of the chamber, and a third rotating shaft is connected through a rotating bearing. The center of the top surface of the third rotating shaft is fixedly connected with a second rotating shaft. The second rotating shaft corresponds to the position of the first rotating shaft. One end of the chamber is fixedly provided with a bevel gear and the two bevel gears mesh with each other, a hole is opened on the top surface of the accommodating chamber and a feeding pipe is fixedly connected, the second rotating shaft is located in the feeding pipe, and the second rotating shaft is located in the feeding pipe. One end and the third end of the rotating shaft located in the upper barrel are provided with several feeding blades, and the left and right sides of the bottom surface of the accommodating chamber are provided with holes and fixedly connected with a filter screen.

Preferably, the three top surfaces of the rotating shaft are fixedly connected with a protective cover in the form of a rectangular body, the top surface of the protective cover is provided with a hole for fitting into the second rotating shaft, and the front side of the protective cover is provided with a hole for fitting in with the rotating shaft. The bevel gears on the second shaft and the first rotating shaft are located in the protective cover. The outer wall of the protective cover is sleeved with a lifting and pressing plate. The lifting and pressing plate corresponds to the position of the filter screen. The top surface of the lifting and pressing plate is provided with through holes to accommodate the left and right sides of the top surface of the chamber. The position of the inner wall corresponding to the through hole is fixedly connected with a push convex plate, and the outer wall of the push convex plate is curved and is in a nested relationship with the through hole at the corresponding position.

Preferably, an elastic air cushion is fixedly connected to the bottom surface of the protective cover, and a spring is arranged in the elastic air cushion.

Preferably, the bottom end of the outer wall of the elastic air cushion is fixedly connected and communicated with an exhaust ring, the outer edge of the exhaust ring is provided with a hole and a sieve plate is fixedly connected.

Preferably, the front surface of the upper barrel is fixedly connected with a telescopic device under the rotating device, the transmission shaft of the telescopic device is forward and fixedly connected with a connecting plate, and the back of the upper end of the connecting plate is fixedly connected with the rotating device.

(3) Beneficial effects

Compared with the prior art, the utility model provides a powder quantitative feeding device, which has the following beneficial effects:

1. The powder quantitative feeding device, through the setting of the accommodating chamber, the powder is injected into the accommodating chamber through the feeding pipe, and then the powder is injected into the upper barrel after being filtered by the filter screen in the accommodating chamber. The relatively closed containment chamber prevents the powder from floating in the outside world, thereby avoiding the problem of polluting the external environment, and through the setting of the rotating equipment, a single equipment can drive the rotating shaft 2 and the rotating shaft 3 to rotate at the same time, on the premise of avoiding increasing the complexity of the structure It increases the smoothness of powder conveying and reduces the obstruction of material conveying into the upper barrel.

2. The powder quantitative feeding device, through the setting of the lifting and pressing plate, the rotating shaft 3 drives the lifting and pressing plate to rotate when it rotates. The inclined surface of the convex plate descends to squeeze the powder on the filter screen, and the powder is scraped by rotating, so as to improve the efficiency of the powder passing through the filter screen, and crush the agglomerated powder to avoid the blockage of the powder and the Stacking problem.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a cross-sectional structural schematic diagram of the accommodating chamber of the present invention;

Fig. 3 is the enlarged structural schematic diagram of the place A of Fig. 2 of the utility model;

FIG. 4 is a schematic view of the structure of the lifting and pressing plate of the present invention.

In the figure: 1. Feeding barrel; 2. Rotating equipment; 3. Rotating shaft 1; 4. Receiving chamber; 5. Rotating shaft 2; 6. Rotating shaft 3; 7. Bevel gear; 8. Feeding pipe; 9. , feeding blade; 10, filter screen; 11, push convex plate; 12, protective cover; 13, lift plate; 14, through hole; 15, elastic air cushion; 16, spring; 17, exhaust ring; 18, sieve plate; 19. Telescopic equipment; 20. Connecting plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figure 1-4, a powder quantitative feeding device, including a feeding barrel 1, a hole is opened on the front of the feeding barrel 1, and a rotating device 2 is installed. The rotating device 2 adopts a rotating motor, and the transmission of the rotating device 2 The shaft is fixedly connected with a rotating shaft one 3, the rotating shaft one 3 is located in the upper material cylinder 1 and the outer wall is connected with a accommodating chamber 4 through a rotating bearing. , the left and right sides of the accommodating chamber 4 are curved surfaces, the bottom surface of the accommodating chamber 4 is provided with a hole and is connected with a rotating shaft 36 through a rotating bearing, and the center of the top surface of the rotating shaft 36 is fixedly connected with a rotating shaft 25, and the rotating shaft 25 Corresponding to the position of the rotating shaft 1 3, the outer wall of the rotating shaft 2 5 and the end of the rotating shaft 1 3 located in the accommodating chamber 4 are fixedly provided with a bevel gear 7 and the two bevel gears 7 are meshed with each other, and the top surface of the accommodating chamber 4 is provided with The hole is fixedly connected with the feeding pipe 8, the second rotating shaft 5 is located in the feeding pipe 8, the end of the rotating shaft 25 located in the feeding pipe 8 and the end of the rotating shaft 3 6 located in the upper barrel 1 are provided with several The feeding blade 9 and the left and right sides of the bottom surface of the accommodating chamber 4 are provided with holes and are fixedly connected with a filter screen 10 for filtering impurities in the powder.

The top surface of the rotating shaft 36 is fixedly connected with a protective cover 12 in the form of a rectangular body. The top surface of the protective cover 12 is provided with a hole for sleeves with the rotating shaft 25, and the front side of the protective cover 12 is provided with a hole for sleeves with the rotating shaft 13. The bevel gears 7 on the second rotating shaft 5 and the first rotating shaft 3 are located in the protective cover 12. The outer wall of the protective cover 12 is sleeved with a lifting and pressing plate 13. The lifting and pressing plate 13 corresponds to the position of the filter screen 10, and the top surface of the lifting and pressing plate 13 is distributed in a cross. There are four through holes 14 opened in the cavity 4, and the inner walls on the left and right sides of the top surface of the accommodating chamber 4 are fixedly connected to the positions of the through holes 14 corresponding to the positions of the through holes 14. The push convex plate 11 has a curved outer wall and is connected with the through holes 14 at the corresponding positions. In a nested relationship.

An elastic air cushion 15 is fixedly connected to the bottom surface of the protective cover 12 , and a spring 16 is arranged in the elastic air cushion 15 .

The bottom end of the outer wall of the elastic air cushion 15 is fixedly connected and communicated with an exhaust ring 17 . The outer edge of the exhaust ring 17 is provided with a hole and a sieve plate 18 for filtering powder is fixedly connected.

A telescopic device 19 is fixedly connected to the front of the upper barrel 1 below the rotating device 2 , the transmission shaft of the telescopic device 19 is forward and fixedly connected to a connecting plate 20 , and the back of the upper end of the connecting plate 20 is fixedly connected to the rotating device 2 .

In use, the powder is first injected into the accommodating chamber 4 through the feeding pipe 8, and then the powder is injected into the upper barrel 1 after being filtered by the filter screen 10 in the accommodating chamber 4, using a relatively closed accommodating The chamber 4 prevents the powder from floating in the outside world, thereby avoiding the problem of polluting the external environment. The drive shaft of the rotating device 2 is activated to drive the rotating shaft one 3 to rotate, and the rotating shaft one 3 drives the rotating shaft three through the meshing of the two bevel gears 7. The second rotating shaft 5 rotates, the rotating shaft 2 5 allows the powder to pass through the feeding pipe 8 more smoothly through the feeding blade 9, and the rotating shaft 3 6 passes the feeding blade 9 to make the powder more smoothly pass through the feeding barrel 1. inside the device.

The rotating shaft 36 drives the lifting and pressing plate 13 to rotate when rotating, and when the through hole 14 is disengaged with the rotation of the lifting and pressing plate 13 and pushes the convex plate 11 into the sleeve, the lifting and pressing plate 13 descends along the slope of the pushing convex plate 11 to align the filter screen. The powder on the 10 is squeezed, and the powder is scraped by rotating, so as to improve the efficiency of the powder passing through the filter screen 10, and the agglomerated powder is crushed to avoid the blockage and accumulation of the powder. The through hole 14 Corresponding to the push plate 11, the elastic air cushion 15 rebounds and drives the lifting and pressing plate 13 to rise. When the lifting and pressing plate 13 descends, it squeezes the elastic air cushion 15. When the lifting and pressing plate 13 rises, the elastic air cushion 15 rebounds, and the air in the elastic air cushion 15 passes through the exhaust ring. 17 generates airflow, and flows the airflow to the filter screen 10 through the sieve plate 18, which produces a wind cleaning effect on the powder, further increases the efficiency of the powder passing through the filter screen 10, and after the powder is injected into the accommodating chamber 4, The drive shaft that starts the telescopic device 19 expands and contracts continuously, and the connection between the connecting plate 20 and the rotating device 2 drives the accommodating chamber 4 to expand and contract, so that the powder can be more easily spread on the filter screen 10 in the accommodating chamber 4, and further Increase the efficiency of powder passing through the filter screen 10.

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

Claims (5)

1. A powder quantitative feeding device, comprising an upper barrel (1), characterized in that: the front of the upper barrel (1) is provided with a hole and a rotating device (2) is installed, and the rotating device (2) The transmission shaft is fixedly connected with a rotating shaft one (3), the rotating shaft one (3) is located inside the upper material cylinder (1) and the outer wall is connected with an accommodating chamber (4) through a rotating bearing, and the interior of the accommodating chamber (4) is hollowed out And the front side is provided with a hole connected with the rotating shaft one (3), the left and right sides of the accommodating chamber (4) are curved surfaces, the bottom surface of the accommodating chamber (4) is provided with a hole, and the rotating shaft three (6) is connected through the rotating bearing, The center of the top surface of the rotating shaft three (6) is fixedly connected with the rotating shaft two (5). Bevel gears (7) are fixedly arranged at one end of the accommodating chamber (4), and the two bevel gears (7) are meshed with each other. A hole is opened on the top surface of the accommodating chamber (4) and a feeding pipe (8) is fixedly connected. ), the second (5) rotating shaft is located in the feeding pipe (8), the second (5) rotating shaft is located at one end of the feeding pipe (8), and the third (6) rotating shaft is located at the end of the upper barrel (1) A plurality of feeding blades (9) are provided, and holes are opened on the left and right sides of the bottom surface of the accommodating chamber (4), and a filter screen (10) is fixedly connected. 2. A powder quantitative feeding device according to claim 1, characterized in that: a protective cover (12) in the shape of a rectangular body is fixedly connected to the top surface of the three (6) rotating shafts, and the protective cover (12) The top surface is provided with a hole that is sleeved with the second rotating shaft (5), the front of the protective cover (12) is provided with a hole that is sleeved with the rotating shaft one (3), the rotating shaft two (5) and the rotating shaft one (3) The bevel gears (7) are located in the protective cover (12), the outer wall of the protective cover (12) is sleeved with a lifting and pressing plate (13), the lifting and pressing plate (13) corresponds to the position of the filter screen (10), and the lifting and pressing plate (13) top A through hole (14) is opened on the surface, and a pushing convex plate (11) is fixedly connected to the position of the inner wall on the left and right sides of the top surface of the accommodating chamber (4) corresponding to the through hole (14), and the outer wall of the pushing convex plate (11) is curved. And it is in a nesting relationship with the through hole (14) at the corresponding position. 3. A powder quantitative feeding device according to claim 2, characterized in that: an elastic air cushion (15) is fixedly connected to the bottom surface of the protective cover (12), and a spring (16) is arranged in the elastic air cushion (15). ). 4. A powder quantitative feeding device according to claim 3, characterized in that: the bottom end of the outer wall of the elastic air cushion (15) is fixedly connected and communicated with an exhaust ring (17), and the exhaust ring (17) A hole is opened on the outer edge and a sieve plate (18) is fixedly connected. 5. A powder quantitative feeding device according to claim 1, characterized in that: the front of the feeding cylinder (1) is fixedly connected with a telescopic device (19) below the rotating device (2), and the telescopic device ( The transmission shaft of 19) is forwardly and fixedly connected with a connecting plate (20), and the back of the upper end of the connecting plate (20) is fixedly connected with the rotating device (2).

Images