Flexible screening machine

Abstract

The utility model provides a flexible screening machine and relates to the technical field of flexible screening machines, the flexible screening machine comprises a flexible screening machine main body and a base, through the arrangement of a blocking device, when the flexible screening machine main body is used for screening powder or particulate matter, a motor on a support can be started in the screening process, and the flexible screening machine main body is driven to rotate. Under transmission of a belt, two transmission rollers can be driven to rotate, so that a transmission belt can be driven to rotate in the inner wall of a first sliding groove, a plurality of blocking rods are driven to block and intercept screened materials on a screen at intervals, the rolling speed of the materials is reduced, the materials make full contact with the screen, and the screening efficiency is improved. When the transmission belt drives the blocking rod to move to a certain position, the gear on the blocking rod can be meshed with the toothed plate, the blocking rod is driven to block materials on the screen and rotate at the same time, the materials are raised, the materials can make full contact with the surface of the screen, the materials are fully screened out, and the screening effect and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible screening machines, in particular to a flexible screening machine. Background Art

[0002] Flexible screening machine usually refers to screening equipment that uses flexible support technology. It is mainly used for screening powder or granular materials. This screening machine uses flexible support technology to reduce the force on the screen when it vibrates, thereby improving screening efficiency and accuracy, while reducing noise and vibration of the equipment.

[0003] When using the flexible screening machine body to screen powder or granular matter, the loader will cooperate to drop the powder or granular matter onto the screen on the flexible screening machine body, and then start the vibration motor on the flexible screening machine body to drive the flexible screening machine body to vibrate on the base with the help of a spring, so that the powder or granular matter is screened out through the screen, and then discharged in grades from the first discharge hopper and the second discharge hopper to complete the screening. Since the screen on the traditional flexible screening machine body is in an inclined state, when screening powder or granular matter, after the powder or granular matter falls on the screen, under the action of gravity and vibration, the powder or granular matter will roll on the screen at a faster speed, resulting in failure to fully contact with the screen, resulting in insufficient screening, and reducing the screening effect and efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a flexible screening machine.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a flexible screening machine, comprising a flexible screening machine body and a base, both ends of the top of the base are symmetrically fixedly connected with springs, one end of the spring is fixedly connected to both sides of the flexible screening machine body, a screen is provided inside the flexible screening machine body, a first discharging hopper is provided on one side of the flexible screening machine body, a second discharging hopper is provided on one side of the flexible screening machine body, a control key is provided on one side of the base, an inner wall of the flexible screening machine body is provided with a blocking device on one side of the screen, a protective device is provided on one side of the base, the blocking device includes a transmission belt and a belt, and the inner wall of the flexible screening machine body A first slide groove is provided on one side, and the inner wall of the first slide groove is slidingly connected to the transmission belt. One side of the transmission belt is rotatably connected to several blocking rods, and the outer surface of one end of the blocking rod is fixedly connected to a gear. One side of the inner wall of the flexible screening machine body is fixedly connected to a toothed plate, and the toothed plate is meshed with the gear. The inner wall of the first slide groove is symmetrically penetrated by connecting transmission rollers, and the two ends of the inner wall of the transmission belt are respectively sleeved on the outer surface of one end of the transmission roller, and the inner walls of the two ends of the belt are respectively sleeved on the outer surfaces of the other ends of the two transmission rollers. One side of the flexible screening machine body is fixedly connected to a bracket, and one side of the bracket is fixedly connected to a motor. The output end of the motor is fixedly connected to one side of one of the transmission rollers.

[0006] The effects achieved by the above components are as follows: by setting a blocking device, when the flexible screening machine body is used to screen powder or granular materials, the feeding machine will be cooperated with to drop the powder or granular materials onto the screen on the flexible screening machine body, and then the vibration motor on the flexible screening machine body will be started to drive the flexible screening machine body to vibrate on the base with the help of a spring, so that the powder or granular materials can be screened out through the screen. During the screening process, the motor on the bracket can be started, and the two transmission rollers can be driven to rotate under the drive of the belt, thereby driving the transmission belt on the first slide The inner wall of the trough rotates, driving several blocking rods to block and intercept the screened materials at intervals on the screen, reducing the rolling speed of the materials and making them fully contact with the screen. When the transmission belt drives the blocking rod to a certain position, the gear on the blocking rod will engage with the tooth plate, driving the blocking rod to block the materials on the screen and rotate at the same time, lifting the materials so that they can fully contact the surface of the screen and be fully screened out, thereby improving the screening effect and efficiency. After screening, the materials are discharged in grades from the first and second discharge hoppers to complete the screening.

[0007] Preferably, a protective cover is fixedly connected to one side of the bracket, and the protective cover is sleeved on the outer surface of the motor.

[0008] The effect achieved by the above components is: by providing a protective cover, the outer surface of the motor can be protected, so that it is not easily damaged by impact during use or transportation, thereby increasing the service life of the motor.

[0009] Preferably, a bearing is fixedly connected to the outer surface of one end of the barrier rod, and the outer ring of the bearing is fixedly connected to one side of the transmission belt.

[0010] The effects achieved by the above components are: by providing the bearings, the rotational wear between the blocking rod and the transmission belt can be reduced, thereby improving the rotation efficiency and service life of the blocking rod.

[0011] Preferably, a roller is fixedly connected to the outer surface of one end of the blocking rod, a second chute is opened on one side of the flexible screening machine body, and the roller is inserted into the inner wall of the second chute.

[0012] The effect achieved by the above components is: by arranging the roller and the second slide groove, the other end of the blocking rod can be supported and limited, so that it is more stable and less likely to shake when moving with the transmission belt.

[0013] Preferably, the protective device includes a groove protective cover, and both sides of one end of the groove protective cover are rotatably connected with protrusions, one side of the protrusion is fixedly connected to one side of the base, and one side of the base is fixedly connected to an elastic card block, and one end of the elastic card block is inserted into the inner wall of the groove protective cover.

[0014] The effect achieved by the above-mentioned components is: by setting up a protective device, after operating the control key or when the flexible screening machine body is not in use, the groove protective cover can be manually rotated to a certain angle on the protrusion so that it protects the control key and the inner wall of one end is clamped on the outer surface of the elastic clamping block to limit and fix it, so that the flexible screening machine body will not accidentally touch the control key during use or when not in use, thereby avoiding affecting the use of the flexible screening machine body.

[0015] Preferably, a plurality of anti-sliding blocks are fixedly connected to both sides of the inner wall of the groove protective cover, and the anti-sliding blocks are made of rubber.

[0016] The effect achieved by the above components is: by setting the anti-sliding block, the contact friction force of the inner wall of the groove protective cover can be increased, so that the elastic card block is more firmly connected to the inner wall of the groove protective cover after being inserted into the inner wall of the groove protective cover and is not easy to slide out.

[0017] Preferably, a plurality of reinforcement rods are fixedly connected to both sides of one end of the elastic block, and one side of the reinforcement rod is fixedly connected to one side of the base.

[0018] The effect achieved by the components is that the reinforcing rod increases the connecting area between the one end of the elastic clamping block and the base, so that the connecting part is more firm and stable, and the elastic clamping block is not easy to be broken on the base.

[0019] Preferably, one side of the groove protection cover is fixedly connected with a handle block, and the longitudinal section of the handle block is in the shape of a circular arc.

[0020] The effect achieved by the components is that the handle block increases the contact area of one side of the groove protection cover, so that the one side of the groove protection cover is conveniently gripped and rotated by hand.

[0021] Compared with the prior art, the utility model has the advantages and positive effects that:

[0022] In the utility model, when the flexible screening machine body is used to screen powder or granular material, the motor on the support can be started in the screening process, and the two transmission rollers can be driven to rotate under the transmission of the belt, so that the transmission belt can be driven to rotate in the inner wall of the first sliding groove, and the plurality of blocking rods can be driven to block and intercept the screened material on the screen in an interval mode, the speed of the material rolling is reduced, the material is fully contacted with the screen, when the blocking rod is driven to move to a certain position by the transmission belt, the gear on the blocking rod is engaged with the toothed plate, the material is lifted, the material is fully contacted with the surface of the screen, the material is fully screened, and the screening effect and efficiency are improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0024] Figure 2 It is a three-dimensional structure schematic view of the base of the utility model;

[0025] Figure 3 It is a three-dimensional structure schematic view of the blocking rod of the utility model;

[0026] Figure 4 It is Figure 3 It is a three-dimensional structure schematic view of the middle part of the utility model;

[0027] Figure 5 It is a three-dimensional structure schematic view of the flexible screening machine body of the utility model;

[0028] Figure 6 It is Figure 5 It is an enlarged three-dimensional structure schematic view of A of the middle part of the utility model.

[0029] Legend: 1. Base; 2. Blocking device; 3. Protective device; 4. Spring; 5. Flexible screening machine body; 6. Screen; 7. First discharge hopper; 8. Second discharge hopper; 9. Control key; 21. First chute; 22. Transmission belt; 23. Blocking rod; 24. Gear; 25. Tooth plate; 26. Transmission roller; 27. Belt; 28. Bracket; 29. ​​Motor; 210. Protective cover; 211. Bearing; 212. Roller; 213. Second chute; 31. Groove protective cover; 32. Bump; 33. Elastic block; 34. Anti-sliding block; 35. Reinforcement rod; 36. Handle block. DETAILED DESCRIPTION

[0030] Example 1, as Figure 1-6As shown, a flexible screening machine, including a flexible screening machine body 5 and a base 1, both ends of the top of the base 1 are fixedly connected with springs 4, one end of the spring 4 is fixedly connected with both sides of the flexible screening machine body 5, the inside of the flexible screening machine body 5 is provided with a screen 6, one side of the flexible screening machine body 5 is provided with a first discharge hopper 7, one side of the flexible screening machine body 5 is provided with a second discharge hopper 8, one side of the base 1 is provided with a control key 9, the inner wall of the flexible screening machine body 5 located on one side of the screen 6 is provided with a blocking device 2, one side of the base 1 is provided with a protection device 3, the blocking device 2 includes a transmission belt 22 and a belt 27, the inner wall of the flexible screening machine body 5 is provided with a first sliding slot 21 on one side, the inner wall of the first sliding slot 21 is slidably connected with the transmission belt 22, a plurality of blocking rods 23 are rotatably connected with one side of the transmission belt 22, a gear 24 is fixedly connected with one end of the outer surface of the blocking rod 23, a toothed plate 25 is fixedly connected with one side of the inner wall of the flexible screening machine body 5, the toothed plate 25 is engaged with the gear 24, the inner wall of the first sliding slot 21 is symmetrically provided with a transmission roller 26, the inner wall of both ends of the transmission belt 22 is respectively sleeved on the outer surface of one end of the transmission roller 26, the inner wall of both ends of the belt 27 is respectively sleeved on the outer surface of the other end of the two transmission rollers 26, a bracket 28 is fixedly connected with one side of the flexible screening machine body 5, a motor 29 is fixedly connected with one side of the bracket 28, the output end of the motor 29 is fixedly connected with one side of one of the transmission rollers 26. When the flexible screening machine body 5 is used to screen powder or particulate matter, the powder or particulate matter will be dropped on the screen 6 on the flexible screening machine body 5 by cooperating with the feeder, then the vibration motor 29 on the flexible screening machine body 5 is started to drive the flexible screening machine body 5 to vibrate on the base 1 by means of the spring 4, so that the powder or particulate matter is screened out through the screen 6, during the screening process, the motor 29 on the bracket 28 can be started, and the two transmission rollers 26 can be driven to rotate under the transmission of the belt 27, so that the transmission belt 22 can be driven to rotate in the inner wall of the first sliding slot 21, so that the plurality of blocking rods 23 can be driven to block and intercept the screened material on the screen 6 in an interval, so as to reduce the rolling speed of the material and make it fully contact with the screen 6, when the transmission belt 22 drives the blocking rod 23 to move to a certain position, the gear 24 on the blocking rod 23 will engage with the toothed plate 25, drive the blocking rod 23 to block and rotate on the screen 6, lift the material, so that it can fully contact with the surface of the screen 6, fully screen it out, improve the screening effect and efficiency, and then grade and discharge from the first discharge hopper 7 and the second discharge hopper 8 after screening, so as to complete the screening.

[0031] Referring to Figure 5 and Figure 6As shown, this embodiment discloses a protective cover 210 fixedly connected to one side of the bracket 28. The protective cover 210 is mounted on the outer surface of the motor 29. The protective cover 210 protects the outer surface of the motor 29, making it less susceptible to damage from impact during use or transportation, thereby increasing the service life of the motor 29. A bearing 211 is fixedly connected to the outer surface of one end of the barrier rod 23. The outer ring of the bearing 211 is fixedly connected to one side of the transmission belt 22. The provision of the bearing 211 reduces rotational wear between the barrier rod 23 and the transmission belt 22, thereby improving the rotational efficiency and service life of the barrier rod 23.

[0032] Reference Figure 5 and Figure 6 As shown, this embodiment discloses that a roller 212 is fixedly connected to the outer surface of one end of the barrier rod 23. A second chute 213 is formed on one side of the flexible screening machine body 5, and the roller 212 is inserted into the inner wall of the second chute 213. The roller 212 and the second chute 213 can support and limit the other end of the barrier rod 23, making it more stable and less likely to shake when it moves with the transmission belt 22.

[0033] Reference Figure 5 and Figure 6 As shown, this embodiment discloses that the protective device 3 includes a groove protective cover 31, and protrusions 32 are rotatably connected to both sides of one end of the groove protective cover 31. One side of the protrusion 32 is fixedly connected to one side of the base 1. An elastic block 33 is fixedly connected to one side of the base 1, and one end of the elastic block 33 is inserted into the inner wall of the groove protective cover 31. After operating the control key 9 or when the flexible screening machine body 5 is not in use, the groove protective cover 31 can be manually rotated on the protrusion 32 to a certain angle so that the inner wall of the end after protecting the control key 9 is stuck on the outer surface of the elastic block 33, thereby limiting and fixing it. This ensures that the control key 9 will not be accidentally touched during use or when the flexible screening machine body 5 is not in use, thereby avoiding affecting the use of the flexible screening machine body 5.

[0034] Reference Figure 5 and Figure 6As shown, this embodiment discloses that a plurality of anti-sliding blocks 34 are fixedly connected to both sides of the inner wall of the groove protective cover 31, and the anti-sliding blocks 34 are made of rubber. By providing the anti-sliding blocks 34, the contact friction force of the inner wall of the groove protective cover 31 can be increased, so that the elastic block 33 is more firmly fixed after being inserted into the inner wall of the groove protective cover 31 and is not easy to slide out. A plurality of reinforcing rods 35 are fixedly connected to both sides of one end of the elastic block 33, and one side of the reinforcing rod 35 is fixedly connected to one side of the base 1. By providing the reinforcing rod 35, the connection area between one end of the elastic block 33 and the base 1 can be increased, making the connection more firm and stable, and the elastic block 33 is not easy to break or damage on the base 1. A handle block 36 is fixedly connected to one side of the groove protective cover 31, and the longitudinal cross-section of the handle block 36 is arc-shaped. By providing the handle block 36, the contact area of ​​one side of the groove protective cover 31 can be increased, making it convenient to manually grasp one side of it and rotate it.

[0035] Reference Figure 2-4 As shown, this embodiment is disclosed.

[0036] Working principle: when using the flexible screening machine body 5 to screen powder or granular materials, the feeding machine will be used to drop the powder or granular materials onto the screen 6 on the flexible screening machine body 5, and then the vibration motor 29 on the flexible screening machine body 5 will be started to drive the flexible screening machine body 5 to vibrate on the base 1 with the help of the spring 4, so that the powder or granular materials can be screened out through the screen 6. During the screening process, the motor 29 on the bracket 28 can be started, and the two transmission rollers 26 can be driven to rotate under the drive of the belt 27, thereby driving the transmission belt 22 to rotate in the inner wall of the first chute 21, so that it can drive a number of blocking rods 23 to block the screened materials at intervals on the screen 6. Intercept, reduce the rolling speed of the material so that it can fully contact with the screen 6, and the other end of the blocking rod 23 will slide in the second slide 213 with the help of the roller 212, so that the blocking rod 23 is not easy to shake during blocking and intercepting. When the transmission belt 22 drives the blocking rod 23 to move to a certain position, the gear 24 on the blocking rod 23 will engage with the tooth plate 25, driving the blocking rod 23 to block the material on the screen 6 while rotating on the transmission belt 22 with the help of the bearing 211, lifting the material so that it can fully contact the surface of the screen 6, fully screened out, and improve the screening effect and efficiency. After screening, it is discharged in grades from the first discharge hopper 7 and the second discharge hopper 8 to complete the screening.

[0037] After operating the control key 9 or when the flexible screening machine body 5 is not in use, the groove protection cover 31 can be manually rotated on the protrusion 32 to a certain angle so that the inner wall of one end of the groove protection cover 31 can be clamped on the outer surface of the elastic clamping block 33 after protecting the control key 9, thereby limiting and fixing it. In this way, the flexible screening machine body 5 will not be accidentally touched when it is in use or not in use, thereby avoiding affecting the use of the flexible screening machine body 5.

Claims

1. A flexible screening machine, comprising a flexible screening machine body (5) and a base (1), characterized in that: Both ends of the top of the base (1) are symmetrically fixedly connected with springs (4), one end of the spring (4) is fixedly connected to both sides of the flexible screening machine body (5), a screen (6) is provided inside the flexible screening machine body (5), a first discharge hopper (7) is provided on one side of the flexible screening machine body (5), a second discharge hopper (8) is provided on one side of the flexible screening machine body (5), a control key (9) is provided on one side of the base (1), an inner wall of the flexible screening machine body (5) is provided with a blocking device (2) on one side of the screen (6), a protective device (3) is provided on one side of the base (1), the blocking device (2) includes a transmission belt (22) and a belt (27), a first chute (21) is provided on one side of the inner wall of the flexible screening machine body (5), and the inner wall of the first chute (21) is connected to the transmission belt (22) Sliding connection, one side of the transmission belt (22) is rotatably connected to a plurality of blocking rods (23), one end outer surface of the blocking rod (23) is fixedly connected to a gear (24), one side of the inner wall of the flexible screening machine body (5) is fixedly connected to a toothed plate (25), the toothed plate (25) is meshed with the gear (24), the inner wall of the first chute (21) is symmetrically penetrated by a connecting transmission roller (26), the two ends of the inner wall of the transmission belt (22) are respectively sleeved on the outer surface of one end of the transmission roller (26), the two ends of the inner wall of the belt (27) are respectively sleeved on the outer surface of the other end of the two transmission rollers (26), one side of the flexible screening machine body (5) is fixedly connected to a bracket (28), one side of the bracket (28) is fixedly connected to a motor (29), and the output end of the motor (29) is fixedly connected to one side of one of the transmission rollers (26).

2. A flexible screening machine according to claim 1, characterized in that: A protective cover (210) is fixedly connected to one side of the bracket (28), and the protective cover (210) is sleeved on the outer surface of the motor (29).

3. A flexible screening machine according to claim 1, characterized in that: A bearing (211) is fixedly connected to the outer surface of one end of the blocking rod (23), and the outer ring of the bearing (211) is fixedly connected to one side of the transmission belt (22).

4. A flexible screening machine according to claim 1, characterized in that: A roller (212) is fixedly connected to the outer surface of one end of the blocking rod (23), a second chute (213) is provided on one side of the flexible screening machine body (5), and the roller (212) is inserted into the inner wall of the second chute (213).

5. The flexible screening machine according to claim 1, characterized in that: The protective device (3) comprises a groove protective cover (31), one end of the groove protective cover (31) is rotatably connected to both sides of a protrusion (32), one side of the protrusion (32) is fixedly connected to one side of the base (1), one side of the base (1) is fixedly connected to an elastic block (33), and one end of the elastic block (33) is inserted into the inner wall of the groove protective cover (31).

6. A flexible screening machine according to claim 5, characterized in that: A plurality of anti-sliding blocks (34) are fixedly connected to both sides of the inner wall of the groove protection cover (31), and the anti-sliding blocks (34) are made of rubber.

7. The flexible screening machine according to claim 5, characterized in that: A plurality of reinforcing rods (35) are fixedly connected to both sides of one end of the elastic clamping block (33), and one side of the reinforcing rod (35) is fixedly connected to one side of the base (1).

8. The flexible screening machine according to claim 5, characterized in that: A handle block (36) is fixedly connected to one side of the groove protection cover (31), and the longitudinal section of the handle block (36) is in the shape of an arc.

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