CN213032954U

CN213032954U - Sieving machine with screen cloth anti-sticking device

Info

Publication number: CN213032954U
Application number: CN202021289876.XU
Authority: CN
Inventors: 姚吉旺; 杨燕
Original assignee: Jinan Luping Building Materials Co ltd
Current assignee: Chongyang Zhongrui Technology Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-04-23
Anticipated expiration: 2030-07-02

Abstract

The utility model relates to a technical field of shale shaker, a sieving machine with screen cloth antiseized device is disclosed, which comprises a bracket, the sieve case, reel and screen cloth, the sieve case sets up on the support, the screen cloth sets up between sieve case and reel, be provided with vibration mechanism on the support, still including setting up the antiseized device in the screen cloth top, antiseized device includes antiseized support, antiseized harrow and actuating mechanism, antiseized harrow setting is at antiseized support towards screen cloth one side and with the screen cloth contact, antiseized support and reel sliding connection, actuating mechanism and antiseized leg joint are used for driving antiseized support and remove. Through installing antiseized support and antiseized harrow above the screen cloth, drive antiseized harrow reciprocating motion on the screen cloth under actuating mechanism's effect, can follow the material and push out in the mesh, reduce the emergence probability that the screen cloth mesh blockked up.

Description

Sieving machine with screen cloth anti-sticking device

Technical Field

The utility model relates to a technical field of shale shaker, more specifically say, it relates to a sieving machine that shakes with antiseized device of screen cloth.

Background

At present, in industrial production, various raw materials (such as ores, coal, stones and the like) and various primary products (such as cement, salt, monosodium glutamate and the like) are required to be classified into a plurality of grades according to the granularity of the materials, or moisture, impurities and the like in the raw materials are required to be removed so as to carry out next processing and improve the quality of the products, and a screening machine is required.

Vibrating screens are common screening machines that have extremely wide application in various industries. From mines to metallurgy, from building materials to electricity, from road building and bridging to food chemical industry, and vibrating screens are in operation everywhere. With the continuous improvement of the requirements of industrial departments on a linear vibrating screen, the vibrating screen develops towards the direction of light weight, environmental protection and simplified layout for meeting the requirements of industrial and chemical departments, not only promotes the increase of enterprise scope and the great improvement of the production capacity of sand making equipment, but also is matched with a high-efficiency screening machine.

The present chinese utility model with the bulletin number of CN207357552U discloses an anti-adhesion vibrating screen, include: through the shale shaker support of buffer spring elastic support in the frame, install on the shale shaker support and be the sieve that is the downward sloping gradually from the feed end to the discharge end, be provided with the motor on the shale shaker support, hang on the shale shaker support and put a plurality of metal bars of taking on the sieve, when the motor made the sieve take place to vibrate, the metal bar of taking on the sieve can be along with the sieve vibration and constantly beat from top to bottom and beat the sieve. At sieve vibration screening material in-process, the metal rod can beat the sieve along with the sieve vibration and constantly beat from top to bottom, prevents that the dust caking from agglomerating into the sieve mesh of pasting dead sieve to improve the screening dynamics of sieve.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the slightly large particles are positioned on the screen with the smaller meshes, if the metal plate knocks the slightly large particles, the materials are knocked into the previous screen with the smaller meshes to block the meshes of the screen if the materials are not ready to be shaken and screened onto the other screen with the larger meshes.

SUMMERY OF THE UTILITY MODEL

In order to reduce the emergence probability of screen cloth mesh jam, this application provides a antiseized net device of screen cloth of sieving machine.

The application provides a sieving machine with antiseized device of screen cloth adopts following technical scheme:

the utility model provides a sieving machine with antiseized device of screen cloth, includes support, sieve case, reel and screen cloth, the sieve case sets up on the support, the screen cloth sets up between sieve case and reel, be provided with vibration mechanism on the support, still including the antiseized device of setting in the screen cloth top, antiseized device includes antiseized support, antiseized harrow and actuating mechanism, antiseized harrow setting is at antiseized support towards screen cloth one side and with the screen cloth contact, antiseized support and reel sliding connection, actuating mechanism is used for driving antiseized support with antiseized leg joint and removes.

Through adopting above-mentioned technical scheme, start the vibration mechanism who connects in screen cloth one side, the material is thrown on the screen cloth, is linear motion forward simultaneously. When the driving mechanism drives the anti-sticking bracket to move on the screen frame, the anti-sticking rake moves above the screen and can be contacted with the materials clamped in the meshes, so that the materials are ejected out of the meshes, and the occurrence probability of screen mesh blockage is reduced; simultaneously, antiseized harrow also can stir the material on the reel, when touchhing overcast and rainy moist weather, through constantly stirring the material that sieves, makes the material can not agglomerate, improves the material and shakes the efficiency of sieve, further reduces the emergence probability of screen cloth mesh jam.

Preferably, the screen frame upper surface has seted up the spout along the material direction of advance, and antiseized support corresponds towards the spout and is equipped with first slider, and first slider slides in the spout.

Through adopting above-mentioned technical scheme, antiseized support has realized the reciprocating motion of antiseized harrow above the screen cloth through first slider reciprocating motion in the spout. The design of spout and first slider has reduced the friction between antiseized support and the reel, makes antiseized support more smooth slip on the reel, and the card can not appear dunking, labour saving and time saving.

Preferably, the driving mechanism comprises a connecting rod and a driving assembly, the anti-sticking support is connected with one end of the connecting rod in a sliding mode along the length direction of the connecting rod, and the other end of the connecting rod is connected with the sieve box in a rotating mode; the driving component is connected with the connecting rod and used for driving the connecting rod to swing.

Through adopting above-mentioned technical scheme, drive assembly drive connecting rod swings, and the connecting rod has the component force of the reciprocal slip of drive antiseized support on the reel to antiseized support to drive antiseized support reciprocating motion. In the movement process of the anti-sticking bracket driven by the connecting rod, the anti-sticking bracket slides with one end of the connecting rod.

Preferably, the driving assembly comprises a rotating wheel and a second sliding block, the rotating wheel is rotatably connected with the screen box, the second sliding block is rotatably connected with the rotating wheel, and the second sliding block is slidably connected with the connecting rod along the length direction of the connecting rod; the rotating wheel is also connected with a power source for driving the rotating wheel to rotate.

Through adopting above-mentioned technical scheme, the power supply drive rotates the wheel and rotates for the wheel rotates and drives the second slider and rotate, and the drive second slider slides on the connecting rod, thereby drives the connecting rod swing.

Preferably, the power source comprises a motor, and the rotating wheel is in transmission connection with an output shaft of the motor through a belt.

Through adopting above-mentioned technical scheme, the wheel that rotates obtains the power supply from the motor through the belt, carries out the rotation of self.

Preferably, a sliding hole is formed in the connecting rod along the length direction of the connecting rod, and the second sliding block slides in the sliding hole.

Through adopting above-mentioned technical scheme, the second slider is in the sliding hole on the connecting rod, receives the restriction of sliding hole width, can only slide at sliding hole length direction, and then drives the connecting rod motion, realizes the reciprocating swing motion of connecting rod.

Preferably, the rotating wheel is provided with a reinforcing rib, a through hole is formed in the middle of the second sliding block, the reinforcing rib is correspondingly provided with a screw hole, and a connecting bolt penetrates through the through hole to be in threaded connection with the reinforcing rib.

Through adopting above-mentioned technical scheme, the second slider passes through connecting bolt and strengthening rib threaded connection, one is easy to assemble the second slider, and two can make the second slider rotate with connecting bolt through the through-hole and be connected to realize the rotation of second slider, when the second slider follows the rotation wheel and rotates, can adjust the angle on the connecting rod in real time, make the second slider can all the time with connecting rod sliding connection, thereby promote the connecting rod and rotate.

Preferably, the connecting rod and the connecting end of the anti-sticking support are provided with connecting holes, one side of the anti-sticking support is provided with screw holes, and a sliding bolt penetrates through the connecting holes to be in threaded connection with the screw holes.

Through adopting above-mentioned technical scheme, offer the connecting hole in connecting rod one end, the length of connecting hole is greater than the slip bolt, and the slip bolt can move according to length direction in the connecting hole along with antiseized support, moves in the sliding hole through the slip bolt and realizes dragging antiseized support back-and-forth movement, makes antiseized support have the support of a power supply, supplementary antiseized support's motion.

Preferably, the screen is provided with meshes with different diameters, and the meshes from the feeding end to the discharging end are sequentially enlarged.

By adopting the technical scheme, when the materials are placed on the screen mesh, the materials can be thrown forwards under the action of the vibration mechanism, the materials with small particles are screened out from the meshes with small diameters, and the materials with large particles are continuously screened out forwards in the hole diameter suitable for passing through. Therefore, materials with different sizes are obtained, and the materials are screened more accurately.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the anti-sticking bracket and the anti-sticking rake are arranged above the screen, and the anti-sticking rake is driven to reciprocate on the screen under the action of the driving mechanism, so that materials can be ejected out of meshes, and the probability of screen mesh blockage is reduced;

2. one end of the connecting rod is provided with a connecting hole, the length of the connecting hole is larger than that of the sliding bolt, and the sliding bolt moves in the sliding hole to achieve the effect of dragging the anti-sticking support to move back and forth;

3. the second sliding block is used for realizing the rotation connection of the reinforcing ribs and the connecting rod, and the purpose of pushing the connecting rod to swing can be achieved.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a simplified schematic diagram for showing the vibration mechanism.

Description of reference numerals: 11. a support; 12. a screen box; 13. a screen frame; 131. a chute; 14. screening a screen; 141. mesh openings; 15. a damping spring; 2. a motor; 21. a motor pedestal; 22. a drive pulley; 3. an anti-sticking device; 31. an anti-sticking bracket; 311. a first slider; 32. anti-sticking rake; 321. rake teeth; 33. a drive mechanism; 331. a connecting rod; 3311. a sliding hole; 3312. connecting holes; 332. a drive assembly; 3321. a rotating wheel; 3322. a second slider; 3323. a shaft sleeve; 3324. reinforcing ribs; 3325. a rotating shaft; 333. a sliding bolt; 334. a pin shaft; 335. a connecting bolt; 4. a belt; 5. the block is vibrated.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses screen cloth anti-sticking device of sieving machine. Referring to fig. 1, the screen anti-sticking device of the sieving machine comprises a support 11, a sieve box 12, a sieve frame 13 and a screen 14, wherein a damping spring 15 is arranged on the support 11, and the sieve box 12 is arranged on the support 11 through the damping spring 15. A screen 14 is arranged between the screen box 12 and the screen frame 13, the material to be screened is placed in the screen frame 13, and the screened material is received by the screen box 12. Be equipped with the mesh 141 that the diameter is not of uniform size on the screen cloth 14, the mesh 141 from the feed end to the discharge end is grow in proper order, can carry out comparatively accurate screening to the material. In this embodiment, the direction of material transfer is the direction from the feed end to the discharge end.

Furthermore, in order to solve the problem of material clogging the screen 14, an anti-sticking device 3 is provided above the screen 14. The anti-sticking device 3 comprises an anti-sticking support 31, an anti-sticking rake 32 and a driving mechanism 33 for driving the anti-sticking support 31 to move, the anti-sticking support 31 is arranged in a frame shape, and the anti-sticking rake 32 is welded or integrally formed on two sides of the anti-sticking support 31 perpendicular to the material conveying direction. The anti-sticking rakes 32 are provided with rake teeth 321 which are arranged in order, and the rake teeth 321 are in contact with the upper surface of the screen 14, so that the rake teeth 321 can directly contact with the material on the surface of the screen 14 to eject the material out of the meshes 141. In addition, the tips of the rake teeth 321 are smoothly curved, so that abrasion on the surface of the screen 14 can be reduced.

Antiseized support 31 is on a parallel with material transmission direction's both ends all with reel 13 sliding connection, and spout 131 has been seted up along being on a parallel with material transmission direction to reel 13 upper surface, and antiseized support 31 is equipped with first slider 311 towards spout 131 correspondence, and first slider 311 slides in spout 131 in order to realize antiseized support 31 along reel 13's removal to can be ejecting in mesh 141 with the material.

The support 11 is provided with a driving mechanism 33 for driving the anti-sticking support 31 to move, and referring to the figure, the driving mechanism 33 comprises a connecting rod 331 and a driving assembly 332. One side of the anti-sticking bracket 31 is provided with a screw hole, one end of the connecting rod 331 is provided with a connecting hole 3312, the connecting hole 3312 extends along the length direction of the connecting rod 331, and a sliding bolt 333 passes through the connecting hole 3312 to be in threaded connection with the anti-sticking bracket 31. The slide bolt 333 is slidable in the connection hole 3312. The other end of the connecting rod 331 is rotatably connected to the lower end of the sieve box 12 through a pin 334, and the driving unit 332 is connected to the connecting rod 331 for driving the connecting rod 331 to swing around the pin 334.

Referring to fig. 1 and 2, the driving assembly 332 includes a rotating wheel 3321 and a second sliding block 3322, three reinforcing ribs 3324 are uniformly disposed in the rotating wheel 3321 along a circumferential direction thereof, and a position where the three reinforcing ribs 3324 intersect is rotatably connected to the screen box 12 through a rotating shaft 3325 fixedly connected to the screen box 12. The second slider 3322 is rotatably coupled to one of the ribs 3324. The connecting rod 331 is provided with a sliding hole 3311 along the length direction thereof, and the second sliding block 3322 is provided in the sliding hole 3311, and both sides thereof are closely attached to the inner side of the sliding hole 3311 and can slide along the sliding hole 3311. A through hole is formed in the middle of the second sliding block 3322, a screw hole is correspondingly formed in the reinforcing rib 3324 connected with the second sliding block 3322, and a connecting bolt 335 penetrates through the through hole to be in threaded connection with the screw hole, so that the second sliding block 3322 can be rotatably connected with the connecting bolt 335 through the through hole, and the rotation of the second sliding block 3322 is realized. When the rotating wheel 3321 is driven by the power source to rotate, the reinforcing ribs 3324 rotate along with the rotating wheel 3321, the second sliding block 3322 revolves along with the reinforcing ribs 3324, meanwhile, the second sliding block 3322 rotates around the connecting bolt 335, and the second sliding block 3322 can slide in the sliding hole 3311, so that the connecting rod 331 swings left and right, and finally the anti-sticking support 31 is driven to reciprocate.

The power source is the motor 2, and the motor 2 is fixedly connected to the motor pedestal 21 on the bracket 11. The rotating wheel 3321 is a belt 4 wheel, an output shaft of the motor 2 is coaxially keyed with a transmission belt wheel 22, and the rotating wheel 3321 is in transmission connection with the transmission belt wheel 22 through the belt 4.

Referring to fig. 1 and 3, in the present embodiment, a shaft housing 3323 is formed at a position where three reinforcing ribs 3324 intersect, a rotating shaft 3325 is fixedly connected to the screen box 12, and the shaft housing 3323 is rotatably connected to the rotating shaft 3325. The vibrating mechanism comprises a plurality of vibrating blocks 5, the vibrating blocks 5 are uniformly arranged on the outer peripheral surface of the shaft sleeve 3323, and the vibrating blocks 5 can contact with the screen 14. When the vibration block 5 rotates along with the reinforcing ribs 3324, the vibration block 5 can flap the screen cloth 14 to vibrate. It is noted that the material conveying direction is one of the tangential directions of the rotating wheel 3321, so that the vibrating mass 5 has a tendency to move the material in the conveying direction when it flaps the screen 14. The vibration mechanism and the driving mechanism 33 share one power source, so that energy is saved, and the cost is reduced.

The implementation principle of the screen cloth anti-sticking device of the sieving machine in the embodiment of the application is as follows:

the starting motor 2 drives the rotating wheel 3321 to rotate, the vibrating block 5 is driven to vibrate the screen 14, meanwhile, the reinforcing ribs 3324 on the rotating wheel 3321 rotate along with the rotating wheel 3321, the second sliding blocks 3322 which are rotatably connected with the reinforcing ribs 3324 rotate along with the rotating wheel 3321, and the swinging acting force is given to the connecting rod 331, so that the anti-sticking support 31 makes reciprocating motion in the sliding groove 131. At this time, the second slider 3322 is obstructed by the two inner sides of the sliding hole 3311 and can only move along the sliding hole 3311.

When the anti-sticking bracket 31 reciprocates, the anti-sticking harrow 32 reciprocates linearly above the screen 14, so that the material can be ejected out of the mesh 141. Meanwhile, the anti-sticking rake 32 can stir the materials on the screen frame 13, and when the materials are collided in rainy and humid weather, the materials are not agglomerated by continuously stirring the screened materials, so that the material vibrating and screening efficiency is improved, and the occurrence probability of blocking the meshes 141 of the screen 14 is further reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sieving machine with antiseized device of screen cloth, includes support (11), sieve case (12), reel (13) and screen cloth (14), sieve case (12) set up on support (11), screen cloth (14) set up between sieve case (12) and reel (13), be provided with vibration mechanism, its characterized in that on support (11): still including setting up antiseized device (3) in screen cloth (14) top, antiseized device (3) are including antiseized support (31), antiseized harrow (32) and actuating mechanism (33), antiseized harrow (32) set up at antiseized support (31) towards screen cloth (14) one side and with screen cloth (14) contact, antiseized support (31) and reel (13) sliding connection, actuating mechanism (33) are connected with antiseized support (31) and are used for driving antiseized support (31) and remove.

2. A sieving machine with a screen anti-sticking device according to claim 1, characterized in that: the screen frame (13) upper surface has seted up spout (131) along material advancing direction, and antiseized support (31) are equipped with first slider (311) towards spout (131) correspondence, and first slider (311) slide in spout (131).

3. A sieving machine with a screen anti-sticking device according to claim 1, characterized in that: the driving mechanism (33) comprises a connecting rod (331) and a driving assembly (332), the anti-sticking support (31) is in sliding connection with one end of the connecting rod (331) along the length direction of the connecting rod (331), and the other end of the connecting rod (331) is in rotating connection with the sieve box (12); the driving component (332) is connected with the connecting rod (331) for driving the connecting rod (331) to swing.

4. A sieving machine with a screen anti-sticking device according to claim 3, characterized in that: the driving assembly (332) comprises a rotating wheel (3321) and a second sliding block (3322), the rotating wheel (3321) is rotatably connected with the screen box (12), the second sliding block (3322) is rotatably connected with the rotating wheel (3321), and the second sliding block (3322) is slidably connected with the connecting rod (331) along the length direction of the connecting rod (331); the rotating wheel (3321) is also connected with a power source for driving the rotating wheel (3321) to rotate.

5. A vibrating screen machine with a screen cloth anti-sticking device according to claim 4, characterized in that: the power source comprises a motor (2), and the rotating wheel (3321) is in transmission connection with an output shaft of the motor (2) through a belt (4).

6. A vibrating screen machine with a screen cloth anti-sticking device according to claim 4, characterized in that: the connecting rod (331) is provided with a sliding hole (3311) along the length direction thereof, and the second sliding block (3322) slides in the sliding hole (3311).

7. A vibrating screen machine with a screen cloth anti-sticking device according to claim 4, characterized in that: the rotating wheel (3321) is provided with a reinforcing rib (3324), a through hole is formed in the middle of the second sliding block (3322), the reinforcing rib (3324) is correspondingly provided with a screw hole, and a connecting bolt (335) penetrates through the through hole to be in threaded connection with the reinforcing rib (3324).

8. A vibrating screen machine with a screen cloth anti-sticking device according to claim 6, characterized in that: connecting hole (3312) have been seted up with the link of antiseized support (31) in connecting rod (331), screw has been seted up to antiseized support (31) one side, and a sliding bolt (333) passes connecting hole (3312) and screw threaded connection.

9. A sieving machine with a screen anti-sticking device according to claim 1, characterized in that: and meshes (141) with different diameters are arranged on the screen (14), and the meshes (141) from the feeding end to the discharging end become larger in sequence.