CN216323230U

CN216323230U - Vibration screening device with switchable vibration frequency

Info

Publication number: CN216323230U
Application number: CN202122771550.1U
Authority: CN
Inventors: 高璐; 李雅楠; 纵书棋
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-19
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a vibration screening device with switchable vibration frequency, which comprises a material receiving seat, wherein a bottom plate is fixedly arranged on one side of the material receiving seat, a servo motor is fixedly arranged at the top end of the bottom plate, a first roller is fixedly arranged on an output shaft of the servo motor, a fixing plate is fixedly arranged at the top end of the bottom plate, and a first circular through hole is formed in the fixing plate. The utility model realizes the function of mechanical vibration screening, has two transmission chains, places the materials on the material screen when the materials with larger specification are required to be screened, and then manually screws up the first screw rod to enable the fourth gear to be meshed with the first gear, controls the output shaft of the servo motor to rotate through an electric control program, drives the first conveyor belt to rotate through the rotation of the output shaft of the servo motor, drives the second roller to rotate through the rotation of the first conveyor belt, and can realize a certain acceleration effect, thereby improving the swing frequency of the swing hammer and screening the materials more efficiently.

Description

Vibration screening device with switchable vibration frequency

Technical Field

The utility model relates to the field of industrial manufacturing, in particular to a vibration screening device with switchable vibration frequency.

Background

A vibratory screening apparatus is a screening apparatus for screening material for industrial use.

Among the prior art, the vibration screening equipment that appears on the market does not possess the function of changeable vibration frequency mostly, perhaps realizes the frequency modulation of motor through the frequency modulator, but the raising cost, the corresponding improvement of the technical degree of difficulty, therefore we propose a vibration screening equipment that vibration frequency is changeable, this equipment can be according to operating condition's difference regulation vibration frequency, and only with single power supply alright realize the vibration of two kinds of frequencies in the use, this design easy operation is swift, the mechanism is compact, the practicality is strong.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a vibration screening device with switchable vibration frequency, so as to solve the problem of mechanical switching of the vibration frequency.

Preferably, a bottom plate is fixedly mounted on one side of the material receiving seat, a servo motor is fixedly mounted on the top end of the bottom plate, a first roller is fixedly mounted on an output shaft of the servo motor, a fixed plate is fixedly mounted on the top end of the bottom plate, a first circular through hole is formed in the fixed plate, a rotating shaft is rotatably mounted in the first circular through hole, a second roller is fixedly mounted on one side of the rotating shaft, the same first conveying belt is movably sleeved on the second roller and the first roller, a large roller is fixedly mounted at one end of the rotating shaft, two sliding rails are fixedly mounted on the top end of the bottom plate, two sliding blocks are slidably mounted on the two sliding rails, a second circular through hole is formed in one side of each sliding block, a transmission shaft is rotatably mounted in each second circular through hole, and a second gear is fixedly sleeved on the end, far away from each other, of the two transmission shafts, two the one end that the transmission shaft is close to each other is fixed the cover respectively and has been cup jointed trundle and fourth gyro wheel, the trundle with same root second conveyer belt has been cup jointed in the activity on the big gyro wheel, the middle part fixed mounting of axis of rotation has the third gyro wheel, two keep away from in the slider and seted up the third circular through-hole on one of material sieve, the transmission shaft is installed to third circular through-hole internal rotation, the one end fixed mounting of transmission shaft has the fourth gyro wheel, the fourth gyro wheel with same root third conveyer belt has been cup jointed in the activity on the third gyro wheel, the top fixed mounting of bottom plate has two fixed blocks, two equal fixed mounting has two bearing frames, two on the fixed block rotate on the bearing frame and install same vibration axle.

Preferably, one side of the material receiving seat is rotatably provided with a material taking plate, and one side of the material taking plate is fixedly provided with a pull ring.

Preferably, two side plates are fixedly mounted at the top end of the material receiving and containing seat.

Preferably, the top ends of the two side plates are fixedly provided with the same material sieve.

Preferably, a swinging weight is fixedly mounted at the middle part of the vibration shaft.

Preferably, the bottom plate is fixedly provided with a baffle plate, the baffle plate is provided with two threaded through holes, a first screw rod penetrates through one of the two threaded through holes, which is close to the material sieve, and a second screw rod penetrates through one of the two threaded through holes, which is far away from the material sieve.

Preferably, one end of each of the two first screw rods is rotatably mounted on one side of each of the two sliders.

Preferably, one end, far away from each other, of each of the two transmission shafts is fixedly provided with a first gear and a second gear respectively.

Preferably, the two bearing blocks are internally and rotatably provided with the same vibration shaft.

Preferably, a third gear is fixedly mounted at one end of the vibration shaft, and a fourth gear is fixedly mounted at the other end of the vibration shaft.

In conclusion, the technical effects and advantages of the utility model are as follows:

1. according to the utility model, the vibration frequency can be switched, when the vibration frequency is required to be screened and changed, the material is placed on the material screen, the first screw rod is screwed up manually, the fourth gear is meshed with the first gear, the output shaft of the servo motor is controlled to rotate through the electric control program, the first conveyor belt is driven to rotate through the rotation of the output shaft of the servo motor, the second roller is driven to rotate through the rotation of the first conveyor belt, a certain acceleration effect can be realized, the swing frequency of the swing hammer is improved, the vibration frequency of the material screen is further increased, and in industrial production, fine materials can be screened more efficiently, and the material quality is improved.

2. According to the utility model, the mechanical transmission is stable, the rotation shaft is driven to rotate through the rotation of the second roller, the large roller is driven to rotate through the rotation of the rotation shaft, the second conveyor belt is driven to rotate through the rotation of the large roller, the small roller is driven to rotate through the rotation of the second conveyor belt, the rotation shaft is driven to rotate through the rotation of the small roller, the first gear is driven to rotate through the rotation of the rotation shaft, the fourth gear is driven to rotate through the rotation of the first gear, the oscillating hammer is driven to rotate through the rotation of the fourth gear, the whole material sieve is driven to vibrate through the vibration of the oscillating hammer, the transmission efficiency in the transmission process is high, the design structure is simple, and the practicability is strong.

Drawings

Fig. 1 is a schematic perspective view of a vibratory screening apparatus with switchable vibration frequencies in an embodiment of the present application;

FIG. 2 is a schematic perspective view of another perspective view of a vibratory screening apparatus with switchable vibration frequencies in an embodiment of the present application;

FIG. 3 is a schematic top view of a vibratory screening apparatus with switchable vibration frequencies according to an embodiment of the present application;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a material receiving seat; 2. a pull ring; 3. a base plate; 4. a side plate; 5. screening materials; 6. a servo motor; 7. a swing hammer; 8. a fixing plate; 9. a rotating shaft; 10. a second roller; 11. a first conveyor belt; 12. a large roller; 13. a second conveyor belt; 14. a fixed block; 15. a first gear; 16. a third conveyor belt; 17. a small roller; 18. a fourth roller; 19. a drive shaft; 20. a second gear; 21. a bearing seat; 22. a third gear; 23. a fourth gear; 24. a slider; 25. a slide rail; 26. a second lead screw; 27. a baffle plate; 28. a first lead screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-4, a vibration screening apparatus with switchable vibration frequency comprises a material receiving seat 1, a bottom plate 3 is fixedly installed on one side of the material receiving seat 1, a servo motor 6 is fixedly installed on the top end of the bottom plate 3, a first roller is fixedly installed on an output shaft of the servo motor 6, a fixing plate 8 is fixedly installed on the top end of the bottom plate 3, a first circular through hole is formed in the fixing plate 8, a rotating shaft 9 is rotatably installed in the first circular through hole, a second roller 10 is fixedly installed on one side of the rotating shaft 9, the same first conveyor belt 11 is movably sleeved on the second roller 10 and the first roller, a large roller 12 is fixedly installed at one end of the rotating shaft 9, two slide rails 25 are fixedly installed on the top end of the bottom plate 3, two slide blocks 24 are respectively slidably installed on the two slide rails 25, and a second circular through hole is formed on one side of the two slide blocks 24, a transmission shaft 19 is rotatably mounted in each of the two second circular through holes, a second gear 20 is fixedly sleeved at the end, far away from each other, of each of the two transmission shafts 19, a small roller 17 and a fourth roller 18 are fixedly sleeved at the end, near to each of the two transmission shafts 19, of each of the two transmission shafts 19, the same second conveyor belt 13 is movably sleeved on each of the small roller 17 and the large roller 12, a third roller is fixedly mounted at the middle part of the rotating shaft 9, a third circular through hole is formed in one of the two sliders 24, far away from the material sieve 5, a transmission shaft 19 is rotatably mounted in each of the third circular through holes, a fourth roller 18 is fixedly mounted at one end of each of the transmission shafts 19, the same third conveyor belt 16 is movably sleeved on each of the fourth roller 18 and the third roller, two fixed blocks 14 are fixedly mounted at the top end of the bottom plate 3, two bearing blocks 21 are fixedly mounted on each of the two fixed blocks 14, and the same vibration shaft is rotatably mounted on each of the two bearing blocks 21, through the design of bearing frame 21, let the vibration convey whole equipment to realize the vibration effect of equipment.

Further, in above-mentioned scheme, one side of accepting material storage seat 1 rotates and installs and gets the flitch, gets one side fixed mounting of flitch and has pull ring 2, through the design of getting the flitch, has made things convenient for taking of material after the vibration screening.

Further, in the above scheme, two side plates 4 are fixedly mounted at the top end of the material receiving seat 1, the side plates 4 are supported by the material receiving seat 1, and the material sieve is supported by the side plates, so that vibration is transmitted.

Further, in the above scheme, the top ends of the two side plates 4 are fixedly provided with the same material sieve 5, and the material sieving function is realized through the design of the material sieve 5.

Further, in the above scheme, the oscillating weight 7 is fixedly mounted at the middle part of the oscillating shaft, and through the design of the oscillating weight 7, the eccentric structure can achieve the oscillating effect in high-speed rotation.

Further, in the above scheme, a baffle 27 is fixedly mounted on the bottom plate 3, two threaded through holes are formed in the baffle 27, a bolt close to the material sieve 5 is arranged in the two threaded through holes and penetrates through the first lead screw 28, a bolt far away from the material sieve 5 is arranged in the two threaded through holes and penetrates through the second lead screw 26, and through the design of the first lead screw 28 and the second lead screw 26, the adjustment of the position of the slide block 24 is realized, so that the effect of switching the transmission chain is realized.

Further, in the above solution, one end of each of the two first lead screws 28 is rotatably mounted on one side of each of the two sliders 24, and the transmission of mechanical energy and the switching of the auxiliary transmission chain are realized through the design of the sliders 24.

Further, in the above scheme, the first gear 15 and the second gear 20 are respectively fixedly mounted at the ends of the two transmission shafts 19 away from each other, and the transmission of mechanical energy is realized through the design of the first gear 15 and the second gear 20.

Further, in the above scheme, the same vibration shaft is rotatably mounted in the two bearing seats 21, and the effect of driving the swinging hammer 7 to rotate is achieved through the design of the vibration shaft.

Further, in the above scheme, one end of the vibration shaft is fixedly provided with a third gear 22, the other end of the vibration shaft is fixedly provided with a fourth gear 23, and the effect of switching the transmission ratio is achieved by switching the meshing gears through the design of the two gears.

The working principle of the utility model is as follows:

the vibration screening device with switchable vibration frequencies can realize the screening function of materials, and can screen materials with different specifications through the vibration of different frequencies, when the materials with slightly larger specifications need to be screened, the materials are placed on the material screen 5, the first screw 28 is screwed up manually at the moment, so that the fourth gear 23 is meshed with the first gear 15, the output shaft of the servo motor 6 is controlled to rotate through an electric control program, the first conveyor belt 11 is driven to rotate through the rotation of the output shaft of the servo motor 6, the second roller 10 is driven to rotate through the rotation of the first conveyor belt 11, a certain acceleration effect can be realized, the rotating shaft 9 is driven to rotate through the rotation of the second roller 10, the large roller 12 is driven to rotate through the rotation of the rotating shaft 9, the second conveyor belt 13 is driven to rotate through the rotation of the large roller 12, and the small roller 17 is driven to rotate through the rotation of the second conveyor belt 13, the rotation through the small idler wheel 17 drives the pivot to rotate, the rotation through the pivot drives the first gear 15 to rotate, the rotation through the first gear 15 drives the fourth gear 23 to rotate, the rotation through the fourth gear 23 drives the swing hammer 7 to rotate, the rotation through the swing hammer 7 drives the animal material sieve 5 to vibrate, the material sieve 5 in the vibration process sieves the lower layer with the material of smaller specification, when the screening vibration frequency needs to be changed, firstly, the first lead screw 28 is manually unscrewed, so that the first gear 15 and the fourth gear 23 are separated, then, the second lead screw 26 is manually screwed, so that the second gear 20 and the third gear 22 are meshed with each other, and finally, the steps are repeated. The design structure is simple, the operation is easy, and the practicability is strong.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a changeable vibration screening equipment of vibration frequency, is including accepting material storage seat (1), its characterized in that: a bottom plate (3) is fixedly mounted on one side of the material receiving seat (1), a servo motor (6) is fixedly mounted on the top end of the bottom plate (3), a first roller is fixedly mounted on an output shaft of the servo motor (6), a fixing plate (8) is fixedly mounted on the top end of the bottom plate (3), a first circular through hole is formed in the fixing plate (8), a rotating shaft (9) is rotatably mounted in the first circular through hole, a second roller (10) is fixedly mounted on one side of the rotating shaft (9), the second roller (10) and the first roller are movably sleeved with a same first conveying belt (11), a large roller (12) is fixedly mounted at one end of the rotating shaft (9), two sliding rails (25) are fixedly mounted at the top end of the bottom plate (3), and two sliding blocks (24) are slidably mounted on the two sliding rails (25), a second circular through hole is formed in one side of each of the two sliding blocks (24), a transmission shaft (19) is rotatably mounted in each of the two second circular through holes, a second gear (20) is fixedly sleeved on one end, far away from each other, of each of the two transmission shafts (19), a small roller (17) and a fourth roller (18) are fixedly sleeved on one end, close to each other, of each of the two transmission shafts (19), a same second conveying belt (13) is movably sleeved on each of the small rollers (17) and the large roller (12), a third roller is fixedly mounted in the middle of the rotating shaft (9), a third circular through hole is formed in one of the two sliding blocks (24), far away from the material sieve (5), the transmission shaft (19) is rotatably mounted in the third circular through hole, a fourth roller (18) is fixedly mounted at one end of each of the transmission shafts (19), and a same third conveying belt (16) is movably sleeved on each of the fourth roller (18) and the third roller, the top fixed mounting of bottom plate (3) has two fixed blocks (14), two equal fixed mounting has two bearing frames (21), two on fixed block (14) rotate on bearing frame (21) and install same vibration axle.

2. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: one side of the material receiving seat (1) is rotatably provided with a material taking plate, and one side of the material taking plate is fixedly provided with a pull ring (2).

3. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: two side plates (4) are fixedly mounted at the top end of the material receiving seat (1).

4. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 3, wherein: the top ends of the two side plates (4) are fixedly provided with the same material sieve (5).

5. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: and a swinging hammer (7) is fixedly arranged at the middle part of the vibration shaft.

6. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: the material sieve is characterized in that a baffle (27) is fixedly mounted on the bottom plate (3), two threaded through holes are formed in the baffle (27), a first screw rod (28) penetrates through one of the threaded through holes, which is close to the material sieve (5), and a second screw rod (26) penetrates through one of the threaded through holes, which is far away from the material sieve (5).

7. A switchable vibratory screening apparatus as set forth in claim 6 wherein: one end of each of the two first screw rods (28) is rotatably arranged on one side of each of the two sliding blocks (24).

8. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: and one ends of the two transmission shafts (19) which are far away from each other are respectively and fixedly provided with a first gear (15) and a second gear (20).

9. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 1, wherein: the two bearing blocks (21) are internally and rotatably provided with the same vibration shaft.

10. A vibratory screening apparatus having switchable vibratory frequencies as set forth in claim 9, wherein: a third gear (22) is fixedly mounted at one end of the vibration shaft, and a fourth gear (23) is fixedly mounted at the other end of the vibration shaft.