CN206643001U - A kind of rotation shake formula screening machine - Google Patents

Abstract

The utility model discloses a rotary shaking type screening machine, which comprises a base, a lower casing is fixedly installed on the top of the base, an upper casing is fixedly installed on the top of the lower casing, and the right side of the upper casing and the left side of the lower casing are respectively equipped with a primary discharge port and a secondary discharge port. Features a metal mesh panel. In this rotary shaking screening machine, through the cooperation of the central cylinder, the metal mesh plate and the receiving circular plate, when the steel ball leaves the arc groove, the steel ball fits on the flat plate to push the ejector rod and the central cylinder to rise, and when the steel ball enters the arc After entering the shaped groove, the elastic driving force of the compression spring drives the ejector rod and the central cylinder to reset. When the central cylinder rises and falls, the reciprocating compression vibration spring makes it drive the metal mesh plate to vibrate, and the materials on the surface are vibrated and screened. Continue this work to strengthen The jitter effect is eliminated, the screening effect is strong, and the work efficiency is ideal.

Description

A rotary shaker screening machine

technical field

The utility model relates to the technical field of machinery, in particular to a rotary shaking type screening machine.

Background technique

In the production process of chemical fertilizers, it is often necessary to perform a screening function on the chemical fertilizers that have formed granules, and to screen out some fertilizer particles with relatively small particles. Some chemical fertilizers with small particles are screened out. The screening principle of the traditional screening machine is to achieve a screening effect by moving a sieve plate back and forth. However, the screening machine with this structure requires a large screening space and low efficiency. Some screening machines, such as the utility model patent with the application number of 201420401522.8, include a bracket, a casing and a screening device installed in the casing. There is an annular groove on the wall of the feed opening and the screening chamber, and the screening device includes a sieve plate and a stepping motor arranged in the annular groove. Although this patent improves the screening effect to a certain extent, its efficiency is not ideal.

Contents of the invention

The purpose of this utility model is to provide a rotary shaking screening machine to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a rotary shaking type screening machine, including a base, a lower casing is fixedly installed on the top of the base, an upper casing is fixedly installed on the top of the lower casing, The top of the upper casing is provided with a feed hopper, the right side of the upper casing and the left side of the lower casing are respectively equipped with a primary discharge port and a secondary discharge port, and the inner bottom of the base is installed There is a servo motor, a bottom plate is fixedly installed at the inner center of the base, a drive rod is connected through the inside of the bottom plate, the drive rod is connected with the servo motor through a coupling, and the connection between the drive rod and the bottom plate is provided There are bearings, a platen is installed on the top of the driving rod, steel balls are installed on the top circumference of the platen, a cage is installed on the outside of the steel balls, and an end cover is installed on the top of the cage. The center of the inner side of the lower casing is provided with an inner platform, the inner side of the inner platform is connected with a push rod, the bottom end of the push rod is installed with a flat plate, and the circumference of the bottom end of the flat plate is provided with an arc groove. Shaped grooves are matched with steel balls, a central cylinder is installed on the top of the ejector rod, and the central cylinder is connected with the inner platform through a compression spring. A material-receiving circular plate, a side ring plate is installed on the outer top of the central cylinder, and a metal mesh plate is arranged inside the upper casing, and the metal mesh plate is respectively connected with the upper casing and the side ring plate through a vibrating spring.

Preferably, a pedestal is installed on the left side of the top of the upper casing, an air pump is installed on the top of the pedestal, an air nozzle is installed on the inner circumference of the upper casing, and the air pump is connected to the air nozzle through an air supply pipe. The air supply pipe runs through the upper casing, and the connection between the air supply pipe and the upper casing is provided with a sealing hoop.

Preferably, a triangular parting plate is installed on the inner top of the upper casing.

Preferably, an alloy plate is installed on the inner wall of the arc-shaped groove.

Preferably, a rubber triangular head is installed on the top of the central cylinder.

Compared with the prior art, the beneficial effect of the utility model is: the rotary shaking screening machine, through the cooperation of the central cylinder, the metal mesh plate and the receiving circular plate, drives the steel ball to rotate on the bottom of the plate when the platen rotates. On the arc-shaped groove, when the steel ball leaves the arc-shaped groove, the steel ball fits on the flat plate to push the ejector rod and the center cylinder to rise. After the steel ball enters the arc-shaped groove, the elastic driving force of the compression spring drives the ejector rod and the center cylinder. When the cylinder is reset, the reciprocating compression of the vibrating spring causes the metal mesh plate to vibrate when the central cylinder is raised and lowered, and the materials on its surface are vibrated and screened. Continuous work strengthens the vibration effect, the screening effect is stronger, and the working efficiency is ideal.

Description of drawings

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

Fig. 2 is a structural schematic diagram of the central cylinder of the present invention.

Fig. 3 is a schematic diagram of the flat plate structure of the present invention.

Fig. 4 is a schematic diagram of the flat plate structure of the present invention.

In the figure: 1. Secondary discharge port, 2. Pedestal, 3. Air pump, 4. Air supply pipe, 5. Feeding hopper, 6. Sealing collar, 7. Upper casing, 8. Primary discharge port, 9 , lower casing, 10, base, 11, triangular material distribution plate, 12, air nozzle, 13, rubber triangular head, 14, metal mesh plate, 15, receiving circular plate, 16, compression spring, 17, ejector rod, 18. Coupling, 19. Center tube, 20. Side ring plate, 21. Inner platform, 22. Bottom plate, 23. Drive rod, 24. Servo motor, 25. Arc groove, 26. Steel ball, 27. Platform Plate, 28, bearing, 29, cage, 30, end cover, 31, alloy plate, 32, flat plate, 33, vibration spring.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a rotary shaking screening machine, including a base 10, the top of the base 10 is fixedly installed with a lower casing 9, and the top of the lower casing 9 is fixedly installed with an upper Casing 7, the top of upper casing 7 is provided with feeding hopper 5, and the inner top of upper casing 7 is equipped with triangular material distribution plate 11, and the right side of upper casing 7 and the left side of lower casing 9 are respectively installed with a Level discharge port 8 and secondary discharge port 1, the inner bottom of the base 10 is equipped with a servo motor 24, the model of the servo motor 24 is MR-J2S-10A, and connected with an external power supply, the external power supply is 380V AC, connected to The servo motor 24 of the external power supply of the servo motor 24 works, and the servo motor 24 of the external power supply of the servo motor 24 stops working. The inner center of the base 10 is fixedly installed with a base plate 22, and the inside of the base plate 22 is connected with a drive rod 23 to drive. Rod 23 links to each other with servo motor 24 through shaft coupling 18, and the junction of drive rod 23 and base plate 22 is provided with bearing 28, and the top of drive rod 23 is equipped with platen 27, connects the external power supply of servo motor 24 to make it work, The servo motor 24 works to drive the driving rod 23 and the platen 27 to rotate through the coupling 18. The top circumference of the platen 27 is equipped with a steel ball 26, the outer side of the steel ball 26 is equipped with a cage 29, and the top of the cage 29 is installed with an end. Cover 30, inner platform 21 is arranged at the center of the inner side of lower casing 9, and the inner side of inner platform 21 is connected with ejector rod 17, and the bottom end of ejector rod 17 is equipped with flat plate 32, and the circumference of the bottom end of flat plate 32 is provided with arc-shaped groove 25, the arc groove 25 is matched with the steel ball 26, the inner wall of the arc groove 25 is equipped with an alloy plate 31, and when the platen 27 rotates, the steel ball 26 is driven to rotate on the arc groove 25 at the bottom end of the plate 32, and the platen 27 When the rotation drives the steel ball 26 out of the arc-shaped groove 25, the steel ball 26 fits on the flat plate 32. At this time, the push rod 17 and the central cylinder 19 rise. After the steel ball 26 enters the arc-shaped groove 25, it is compressed by the spring 16. The elastic driving force drives the ejector rod 17 and the central cylinder 19 to reset, the top of the ejector rod 17 is equipped with a central cylinder 19, the top of the central cylinder 19 is equipped with a rubber triangular head 13, and the central cylinder 19 is connected to the inner platform 21 through a compression spring 16. The elastic coefficient of the compression spring 16 is 20N/CM. The material receiving circular plate 15 is installed inside the lower casing 9, the central cylinder 19 runs through the material connecting circular plate 15, and the outer top of the central cylinder 19 is equipped with a side ring plate 20. The inside of the shell 7 is provided with a metal mesh plate 14, and the metal mesh plate 14 is respectively connected with the upper casing 7 and the side ring plate 20 through a vibrating spring 33. The elastic coefficient of the vibrating spring 33 is 10N/CM. The circular plate 15 is matched with the primary discharge port 8 and the secondary discharge port 1 respectively. When the central cylinder 19 is raised and lowered, the vibrating spring 33 is reciprocally compressed to drive the metal mesh plate 14 to vibrate, and the materials on the surface are vibrated and screened Qualified products are discharged through the primary discharge port 8, and the filtered secondary products fall onto the receiving circular plate 15 and are discharged through the secondary discharge port 1. A pedestal 2 is installed on the left side of the top of the upper casing 7, and the pedestal 2's The air pump 3 is installed on the top, the model of the air pump 3 is FQW40-20, and it is connected with an external power supply, the external power supply is 380V AC, the air pump 3 works when the external power supply of the air pump 3 is connected, and the air pump 3 stops working when the external power supply of the air pump 3 is cut off. The inner circumference of the casing 7 is equipped with an air nozzle 12, the air pump 3 is connected to the air nozzle 12 through the air supply pipe 4, the air supply pipe 4 runs through the upper casing 7, and the connection between the air supply pipe 4 and the upper casing 7 is provided with a sealing hoop 6, Connect the external power supply of the air pump 3 to make it work to generate gas, the gas is transported to the air nozzle 12 through the air supply pipe 4 and sprayed out, blowing off the blockages blocked on the metal mesh plate 14, and at the same time avoiding material accumulation on the metal mesh plate 14, to ensure the shake screen effect.

Connect the external power supply of the servo motor 24 to make it work. The servo motor 24 drives the drive rod 23 and the platen 27 to rotate through the coupling 18. When the platen 27 rotates, it drives the steel ball 26 to rotate in the arc groove at the bottom of the plate 32. 25, the platen 27 rotates to drive the steel ball 26 out of the arc groove 25, and the steel ball 26 fits on the flat plate 32. At this time, the jack rod 17 and the central cylinder 19 rise, and the steel ball 26 enters the arc groove 25 Finally, the elastic driving force of the compression spring 16 drives the ejector rod 17 and the central cylinder 19 to reset, and when the central cylinder 19 rises and falls, the reciprocating compression vibration spring 33 makes it drive the metal mesh plate 14 to vibrate, and vibrates and screens the materials on its surface. Qualified products are discharged through the primary discharge port 8, and the filtered secondary products fall on the receiving circular plate 15 and then are discharged through the secondary discharge port 1.

In the description of the present utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inner", "front", "central", "both ends" etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description , rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the number of indicated technical features, Thus, a feature defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

In this utility model, unless otherwise clearly specified and limited, terms such as "installation", "setting", "connection", "fixation", and "rotation" should be understood in a broad sense, for example, it can be a fixed connection, It can also be detachable connection, or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components Unless otherwise clearly defined, those skilled in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. a kind of rotation shake formula screening machine, including base（10）, it is characterised in that：The base（10）Top be fixedly mounted There is lower casing（9）, the lower casing（9）Top be installed with upper casing（7）, the upper casing（7）Top be provided with into Hopper（5）, the upper casing（7）Right side and lower casing（9）Left side be separately installed with one-level discharging opening（8）Discharged with two level Mouthful（1）, the base（10）Inner bottom servomotor is installed（24）, the base（10）Inside center at fix peace Equipped with bottom plate（22）, the bottom plate（22）Inside through being connected with drive rod（23）, the drive rod（23）Pass through shaft coupling （18）With servomotor（24）It is connected, the drive rod（23）With bottom plate（22）Junction be provided with bearing（28）, the driving Bar（23）Top platen is installed（27）, the platen（27）Top circumference steel ball is installed（26）, the steel ball（26） Outside retainer is installed（29）, the retainer（29）Top end cap is installed（30）, the lower casing（9）Inner side Interior is provided with center（21）, described interior（21）Inner side through being connected with push rod（17）, the push rod（17）Bottom peace Equipped with flat board（32）, the flat board（32）Bottom circumference is provided with deep-slotted chip breaker（25）, the deep-slotted chip breaker（25）With steel ball（26）Match Close, the push rod（17）Top central tube is installed（19）, the central tube（19）Pass through compression spring（16）With interior （21）It is connected, the lower casing（9）Inside splicing plectane is installed（15）, the central tube（19）Through splicing plectane （15）, the central tube（19）Outer tip end side ring plate is installed（20）, the upper casing（7）Inside be provided with metal otter board （14）, the metal otter board（14）Pass through vibrating spring（33）Respectively with upper casing（7）With side ring plate（20）It is connected.

A kind of 2. rotation shake formula screening machine according to claim 1, it is characterised in that：The upper casing（7）Top Left side is provided with pedestal（2）, the pedestal（2）Top air pump is installed（3）, the upper casing（7）Inner periphery be provided with Air nozzle（12）, the air pump（3）By to tracheae（4）With air nozzle（12）It is connected, it is described to give tracheae（4）Through upper casing （7）, it is described to give tracheae（4）With upper casing（7）Junction be provided with sealing hoop（6）.

A kind of 3. rotation shake formula screening machine according to claim 1, it is characterised in that：The upper casing（7）Inside Top is provided with triangle cutting plate（11）.

A kind of 4. rotation shake formula screening machine according to claim 1, it is characterised in that：The deep-slotted chip breaker（25）Inwall Alloy sheets are installed（31）.

A kind of 5. rotation shake formula screening machine according to claim 1, it is characterised in that：The central tube（19）Top Rubber trigonocephalia is installed（13）.