CN216655335U - Plum billet vibration grader - Google Patents

Abstract

The utility model discloses a plum billet vibration classifier, which comprises a frame, two sections of screen bodies, a screen body connecting rod and a driving mechanism. The driving mechanism drives a first screen body to reciprocate, and the first screen body passes through the gap between the second screen body and the second screen body The connecting rod between the two sieves drives the second sieve body to reciprocate to realize the screening and classification of foreign objects. After the materials are classified, they fall into the lower selection mechanism through the receiving tray for selection. The utility model uses a feeding elevator to feed and discharge The height is 900mm. The material is discharged from the bottom of the screen body and enters the selection conveyor belt. The staff selects the work on the conveyor belt. The two sections of the screen body move in opposite directions, and the vibration force generated by the movement is offset. Originally, the discharge height of similar equipment was low, and it was necessary to add a hoist, and then enter the selection conveyor belt for selection, the number of equipment was large, and the space was occupied; a single sieve bed was additionally equipped with a counterweight, and the utility model eliminated repeated elevators and counterweights The layout of the production line is beautiful and suitable, and at the same time, due to the increased width of the screen body, the labor efficiency is improved by 25%.

Description

A plum billet vibration classifier

technical field

The utility model relates to the technical field of food production and processing, in particular to a plum blank vibration classifier.

Background technique

The vibrating screen is mainly composed of a screen box, a crankshaft connecting rod, a suspension (or support) device and a motor. The electric vibrating screen machine drives the main shaft of the exciter to rotate through the V-belt to make the screen box vibrate.

In the production and processing of plum food, it is often necessary to use vibration grading equipment to classify and screen plums. However, the traditional grading and screening equipment needs a counterweight hammer for weighting, and the equipment is easy to move due to vibration during the operation of the machine. , and the discharge ports at the end of the screening mechanism are concentrated, which is prone to blockage, and it is inconvenient to disassemble and assemble the sieve bed. Therefore, the utility model discloses a plum billet vibration classifier, which is used for the salt of plum billet raw materials. The process of removing and classifying impurities such as powder is composed of a transmission mechanism and a sieve body. The sieve body is divided into two sections, and the two sections act as counterweights for each other. Compared with the prior art, the utility model solves the problem that the existing similar equipment is prone to vibration and shifting , The technical problems of disorderly arrangement of production line, inconvenient disassembly and assembly of sieve bed, and poor screening effect.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and to provide a plum blank vibrating classifier, so as to solve the problems in the prior art that similar equipment is easy to vibrate and shift, the production line is arranged in disorder, the disassembly and assembly of the sieve bed is inconvenient, and the screening effect is not good. The best technical problem is that the sunbed of the utility model is easy to disassemble and assemble, runs smoothly, has a standard production line layout, and has a good screening effect.

The utility model is realized by the following technical solutions: a plum billet vibration classifier comprises a lifting mechanism, a first screen body, a second screen body and a crankshaft connecting rod driving mechanism, the lifting mechanism transports the materials to be screened, and the first screen body It is set at the discharge port of the lifting mechanism, and the left end of the first screen body is movably connected to the bracket through the support arm, the second screen body is set at the position below the discharge port of the first screen body, and one end of the second screen body is movably connected by the support arm. A bracket, the crankshaft connecting rod driving mechanism includes a drive shaft fixedly arranged on the bracket, a first connecting rod fixedly connected to the shaft portion of the drive shaft, and a second connecting rod whose one end is rotatably connected to the first connecting rod, wherein the other end of the second connecting rod is One end of the third connecting rod is rotatably connected, the middle part of the third connecting rod is rotatably connected to the first screen body, the other end of the third connecting rod is rotatably connected to the second screen body, and the driving device drives the drive shaft to rotate through the belt.

When in use, the plum blanks to be screened are conveyed by the lifting mechanism. The lifting mechanism can be a screw conveyor. After the plum blanks to be screened fall into the first screen body, the driving equipment is started, and the driving equipment drives the drive shaft to rotate. , the drive shaft drives the first connecting rod to rotate, the first connecting rod makes a circular motion, and the first connecting rod drives the third connecting rod to swing through the linkage of the second connecting rod. During the swinging process of the first connecting rod and the third connecting rod The first screen body and the second screen body are also constantly vibrating, so that the plum blanks are screened. The utility model only uses a set of crankshaft connecting rod driving mechanism to complete the vibration of the first screen body and the second screen body, It is not easy to move due to vibration. The first screen body and the second screen body are divided into three sections to screen the raw materials. Among them, the discharge port position of the lifting mechanism is set as the first screening position. The debris is screened. The second screening position is set at the position of the crankshaft connecting rod drive mechanism. The vibration amplitude at the second screening position is relatively large. The first level is screened according to the requirements, and the second level is screened. The second level falls into the lower hopper from the sieve hole, and the third level is left on the sieve bed, which comes out directly from the end outlet. The three levels all fall into the selection conveyor belt arranged under the equipment. After manual selection, they are metered and boxed. The first screen body and the second screen body are both inclined and set, and the material will gradually move to the right during the vibration screening process. This graded product completes three levels of screening through two sieve plates, and the screening effect is good, and after multiple screening, it is not easy to block materials.

Preferably, a first hopper with a fixed connection bracket is arranged directly below the first screen body, and a salt powder and sundries collection box is set directly below the first hopper to prevent the salt powder and other sundries screened out by the first screening position. It falls on the ground and is not easy to clean up.

Preferably, the junction of the first screen body and the second screen body is provided with a second hopper with a fixed connection bracket, and a selection mechanism is provided directly below the second hopper, and the selection mechanism can be a conveyor belt. Plum blanks are screened.

Preferably, the right side of the second hopper is provided with a third hopper with a fixed connection bracket, the third hopper is arranged directly below the second screen body, and a selection mechanism is arranged directly below the third hopper.

Preferably, a selection mechanism is also provided at the position of the discharge port of the second screen body.

Preferably, in order to facilitate the cleaning of the first screen body, the first screen body includes a frame body, a screen piece and a movable clip, the frame body is detachably connected to the screen piece through a connecting assembly, and at least four movable clips are fixedly arranged on the inner wall of the frame The movable buckle supports the screen to prevent the screen from falling. When the screen needs to be cleaned, repaired or replaced, the screen can be disassembled for processing.

Preferably, the widths of the first sieve body and the second sieve body are both 70 cm.

The utility model discloses a plum billet vibration classifier, which is compared with the prior art:

The utility model offsets the internal force of the reverse motion of the two-stage sieve bed, cancels the pendulum used for the counterweight, solves the problem of equipment movement, and has low noise. The first sieve body and the second sieve body are divided into three sections to screen the raw materials. Among them, the position of the discharge port of the lifting mechanism is set as the first screening position to screen the salt powder mixed in the raw material, the second screening position is set at the position of the crankshaft connecting rod driving mechanism, and the second screening position is set at the position of the crankshaft connecting rod driving mechanism. The vibration amplitude is large, the raw materials with unqualified size are screened, and the first level is screened, and then the second level is screened by further screening by the second screen body, wherein the first screen body and the second screen body are inclined. Setting, the material jumps on the sieve bed in the process of vibration screening, and gradually moves to the right. This grading product completes three screenings through two sieve beds, and separates salt powder, foreign objects and three levels of plum blanks. The screening effect is good, and There is no counterweight hammer, which is not easy to vibrate and move.

Description of drawings

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

Fig. 2 is the partial enlarged schematic diagram of the utility model A;

Fig. 3 is the top view of the first sieve body in the utility model;

FIG. 4 is a top view of an embodiment of the present invention.

In the figure: 1, the lifting mechanism; 2, the bracket; 3, the first screen body; 31, the frame body; 32, the screen piece; 33, the movable buckle; 4, the crankshaft connecting rod driving mechanism; The first connecting rod; 43, the second connecting rod; 44, the third connecting rod; 5, the second sieve body; 6, the selection mechanism;

Detailed ways

The embodiments of the present utility model are described in detail below. The present embodiment is implemented on the premise of the technical solution of the present utility model, and provides detailed implementation methods and specific operation processes, but the protection scope of the present utility model is not limited to the following described embodiment.

The utility model discloses a plum billet vibration classifier, as shown in Figures 1 and 2, comprising a lifting mechanism 1, a first screen body 3, a second screen body 5 and a crankshaft connecting rod driving mechanism 4. The lifting mechanism 1 conveys For the materials to be screened, the first screen body 3 is set at the discharge port of the lifting mechanism 1, and the left end of the first screen body 3 is movably connected to the bracket 2 through the support arm, and the second screen body 5 is located at the discharge port of the first screen body 3. It is arranged at the lower position, one end of the second screen body 5 is movably connected to the bracket 2 through the support arm, and the crankshaft connecting rod driving mechanism 4 includes a drive shaft 41 fixedly arranged on the bracket 2 and a first connecting rod 42 fixedly connected to the shaft portion of the drive shaft 41 2. One end of the second connecting rod 43 connected with the first connecting rod 42 in rotation, wherein the other end of the second connecting rod 43 is connected with one end of the third connecting rod 44 in rotation, and the middle part of the third connecting rod 44 is connected with the first sieve body 3 in rotation. The other end of the three connecting rods 44 is rotatably connected to the second screen body 5 , and the driving device drives the drive shaft to rotate through the belt. The widths of the first screen body 3 and the second screen body 5 are both 70 cm.

The feeding port of the lifting mechanism 1 is 60 cm away from the ground, so that the feeding height reaches 90 cm, the first hopper for fixing the connection bracket 2 is arranged directly under the first screen body 3, and the salt is arranged directly below the first hopper. The dust collection box 7 prevents the salt powder and other sundries screened from the first screening position from falling on the ground, which is inconvenient for cleaning. A fixed connection bracket is provided at the junction of the first sieve body 3 and the second sieve body 5 The second receiving hopper of the The sieved raw materials are cleaned and impurity-removed. The right side of the second receiving hopper is provided with a third receiving hopper that is fixedly connected to the bracket 2. The third receiving hopper is set directly under the second screen body 5, and the third receiving A selection mechanism 6 is provided below, and a selection mechanism 6 is also provided at the position of the discharge port of the second screen body 5 .

As shown in FIG. 3, in order to facilitate the cleaning of the first screen body 3, the first screen body 3 includes a frame body 31, a screen piece 32 and a movable buckle 33. The frame body 31 is detachably connected to the screen piece 32 through a connecting assembly. At least four movable buckles 33 are fixedly arranged on the inner wall of the body 31. The first screen body 3 has the same structure as the second screen body 5, wherein the movable buckles 33 support the screen piece 32 to prevent the screen piece 32 from falling. When the sieve piece 32 needs to be cleaned, repaired or replaced, the sieve piece 32 can be disassembled for processing.

When in use, the plum blanks to be screened are conveyed by the lifting mechanism 1. The lifting mechanism 1 can be a screw conveyor, and the plum blanks to be screened fall on the first screen body 3, and the driving device 8 is activated, and the driving device 8 Drive the drive shaft 41 to rotate. For the crankshaft connecting rod drive mechanism 4, the drive shaft 41 drives the first connecting rod 42 to rotate, the first connecting rod 42 makes a circular motion, and the first connecting rod 42 drives the third connecting rod 42 through the linkage of the second connecting rod 44. The swing of the connecting rod 44, during the swinging process of the first connecting rod 1 and the third connecting rod 44, the first sieve body 3 and the second sieve body 5 are also constantly vibrating, so as to screen the plum blanks. The new type only uses a set of crankshaft connecting rod drive mechanism 4 to complete the vibration of the first screen body 3 and the second screen body 5, with low cost and low noise. The first screen body 3 and the second screen body 5 are divided into three sections. The raw materials are screened, wherein the position of the discharge port of the lifting mechanism 1 is set as the first screening position to screen the salt powder and sundries mixed in the raw materials, and the second screening position is set at the position of the crankshaft connecting rod drive mechanism 4, The vibration amplitude at the second screening position is relatively large, and raw materials with unqualified sizes are screened, and then further screening is carried out through the second screen body, and the discharge of qualified products is completed through the discharge port of the second screen body 5. The sieve body 3 and the second sieve body 5 are both inclined and set, and the material will gradually move to the right during the vibration screening process. This graded product completes three screenings through two sieve plates, and the screening effect is good

It can be understood by those skilled in the art that the selection mechanism 6 in the present invention is a common selection mechanism in the market, and is not specifically limited. As shown in FIG. 4 , the selection mechanism can be a conveyor belt. Plum blanks are selected.

In order to facilitate understanding, the present utility model also provides a specific embodiment of the selection mechanism 6, and the number of fasteners 6 is three; Dynamic characteristics, according to the difference of the critical speed of raw materials and impurities, the purpose of separation is achieved by adjusting the speed of the airflow, the lighter impurities are blown out, and the better raw materials enter the vibrating screen after passing through the air sieve. The upper and lower layers of the vibrating screen are equipped with three kinds of outlets, which can discharge the large impurities, small impurities and selected seeds respectively. For the vibrating screen, it is set as a two-layer screen, which is exhausted by the fan at the inlet first, and then directly sucked away. For the light-weight weeds, the first screening of the upper sieve will clean up the large impurities, and the good raw materials will fall directly on the lower sieve, and the lower sieve will directly leak out the stones and defective materials in the raw materials. The raw materials will be screened out from the discharge port.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Equivalent replacement or modification of the technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (8)

1. a plum blank vibrating classifier, is characterized in that, comprises: a lifting mechanism that transports the material to be screened; a first sieve body, the first sieve body is arranged at the position of the discharge port of the lifting mechanism, and the left end of the first sieve body is movably connected to the bracket through the support arm; a second sieve body, the second sieve body is arranged at a position below the discharge port of the first sieve body, and one end of the second sieve body is movably connected to a bracket through a support arm; A crankshaft connecting rod driving mechanism, the crankshaft connecting rod driving mechanism comprises a drive shaft fixedly arranged on a bracket, a first connecting rod fixedly connected to the shaft portion of the drive shaft, and a second connecting rod rotatably connected to the first connecting rod at one end, wherein, The other end of the second connecting rod is rotatably connected to one end of the third connecting rod, the middle part of the third connecting rod is rotatably connected to the first sieve body, and the other end of the third connecting rod is rotatably connected to the second sieve body, A drive device drives the drive shaft to rotate through a belt. 2 . The plum blank vibrating classifier according to claim 1 , wherein the feeding port of the lifting mechanism is sixty centimeters away from the ground. 3 . 3. A plum blank vibrating classifier according to claim 2, wherein a first hopper fixedly connected to the support is provided directly below the first sieve body, and the first hopper is directly connected to the bracket. There is a collection box for salt powder debris below. 4. A plum blank vibrating classifier according to claim 3, characterized in that, a second hopper with a fixed connection bracket is provided at the junction of the first sieve body and the second sieve body, and the second sieve body is There is a selection mechanism directly below the hopper. 5. A plum blank vibrating classifier according to claim 4, characterized in that, a third hopper with a fixed connection bracket is provided on the right side of the second hopper, and the third hopper is located on the second hopper. The screen body is arranged directly below the screen body, and a selection mechanism is arranged directly below the third hopper. 6 . The plum blank vibrating classifier according to claim 5 , wherein a selection mechanism is also provided at the position of the discharge port of the second sieve body. 7 . 7. A kind of plum blank vibrating classifier according to any one of claims 1 to 6, wherein the first screen body comprises a frame body, a screen piece and a movable buckle, and the frame body is connected by a connecting assembly The screen is detachably connected, and at least four movable buckles are fixedly arranged on the inner wall of the frame. 8 . The plum blank vibrating classifier according to claim 1 , wherein the widths of the first sieve body and the second sieve body are both 70 cm. 9 .

Images