CN219168894U

CN219168894U - Screening device

Info

Publication number: CN219168894U
Application number: CN202321164760.7U
Authority: CN
Inventors: 刘焕强; 陈良; 王娇花
Original assignee: Shandong Meisi Pet Food Co ltd
Current assignee: Shandong Meisi Pet Food Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-06-13
Anticipated expiration: 2033-05-16

Abstract

The utility model is applicable to the related technical field of screening, and provides a screening device, which comprises: the screening box is provided with a feed inlet and a discharge outlet, and plugging covers are detachably arranged on the feed inlet and the discharge outlet; the screening plate is arranged in the screening box through a surrounding cloth, and is of a circular structure; the vibrating assembly is used for driving the screen plate to reciprocate in the horizontal direction and the vertical direction, and comprises a vibrating box, a translation frame, a first supporting rod, a driving box, a guide rod and a cam.

Description

Screening device

Technical Field

The utility model relates to the technical field of screening, in particular to a screening device.

Background

Screening is a method of separating a particle group according to the powder properties such as particle size, specific gravity, chargeability, and magnetism. The operation of separating the mixture materials with different particle sizes into various particle size classes by using a perforated screen surface is called screening. During processing of pet foods, it is necessary to screen the pet foods according to particle size in order to improve the quality of production.

In the existing screening device, most of the screening structures are fixed in working positions, pet foods to be screened are very easy to pile up on the screening structures, the screening effect is poor, and production quality is difficult to improve. Therefore, in view of the above situation, there is an urgent need to provide a screening device to overcome the shortcomings in the current practical application.

Disclosure of Invention

The present utility model is directed to a screening device, which solves the above-mentioned problems of the prior art.

The utility model is achieved by a screening device comprising:

the screening box is provided with a feed inlet and a discharge outlet, and plugging covers are detachably arranged on the feed inlet and the discharge outlet;

the screening plate is arranged in the screening box through a surrounding cloth, and is of a circular structure;

the vibrating assembly comprises a vibrating box, a translation frame, a first supporting rod, a driving box, a guide rod and a cam, wherein the vibrating box is fixedly arranged in the screening box through a supporting plate, the translation frame is slidably arranged in the vibrating box through an elastic telescopic assembly, the guide rod is at least provided with a group in the translation frame, the driving box is slidably arranged on the guide rod, the guide rod is further sleeved with a second spring, one end of the first supporting rod is fixedly arranged on the driving box, the other end of the first supporting rod is fixedly connected with the screen plate, a plurality of groups of cams are rotatably arranged on the driving box through supporting shafts, and a driving assembly for driving the supporting shafts to rotate is further arranged in the driving box.

As a further scheme of the utility model: the elastic expansion assembly includes:

at least one group of support cylinders, wherein the support cylinders are fixedly arranged on the vibration box;

one end of the second supporting rod is fixedly arranged on the translation frame, and the other end of the second supporting rod is slidably arranged in the supporting cylinder;

and the first spring is used for connecting the end part of the second supporting rod with the supporting cylinder.

As a further scheme of the utility model: the drive assembly includes:

the linkage piece is used for connecting a plurality of groups of support shafts;

the first motor is fixedly arranged in the driving box;

and the gear set is used for connecting the first motor with one group of supporting shafts.

As a further scheme of the utility model: and the vibration box is fixedly provided with protective cloth, and one end, far away from the vibration box, of the protective cloth is fixedly connected with the first support rod.

As a further scheme of the utility model: the screening box is rotatably mounted on the hanging plate through a rotating shaft, a second motor for driving the screening box to rotate is further arranged in the hanging plate, and an output shaft of the second motor is fixedly connected with the rotating shaft;

the hanging plate is of an L-shaped structure.

As a further scheme of the utility model: the screening box is internally and fixedly provided with a guide plate, and the section of the guide plate is of a triangular structure.

Compared with the prior art, the utility model has the beneficial effects that:

the driving component drives the supporting shaft to rotate, so that the rotating cam can generate eccentric force in the horizontal direction and the vertical direction, meanwhile, the guiding action of the guide rod is matched with the elastic supporting action of the second spring, the driving box can reciprocate in the vertical direction, the elastic telescopic component can enable the translation frame and the driving box to reciprocate in the horizontal direction through the supporting action in the horizontal direction, the driving box can reciprocate in the vertical direction and the horizontal direction, the screen plate connected with the first supporting rod can be driven to reciprocate in the vertical direction and the horizontal direction, so that pet food jumps on the screen plate and the enclosure cloth, the screening quality and the screening speed are improved, and screened pet food can be discharged through the discharge hole; through the cooperation setting of vibration subassembly, sieve and enclosing the fender cloth, avoided among the current screening plant, most screening structure's working position is fixed, treats the pet food of screening and very easily piles up on screening structure, and its screening effect is relatively poor, is difficult to improve production quality's problem.

Drawings

Fig. 1 is a perspective view of a screening device provided by the present utility model.

Fig. 2 is a schematic front view of a screening device according to the present utility model.

Fig. 3 is a schematic diagram of a cross-sectional front view of a vibrating assembly in a screening device according to the present utility model.

Fig. 4 is a schematic top cross-sectional view of a driving box in a screening device according to the present utility model.

In the accompanying drawings: the screening device comprises a hanging plate, a screening box, a 3-supporting plate, 4-protective cloth, a 5-screen plate, a 6-feeding port, 7-enclosure cloth, an 8-supporting cylinder, a 9-vibrating box, a 10-discharging port, an 11-blocking cover, a 12-guide plate, a 13-first supporting rod, a 14-first spring, a 15-second supporting rod, a 16-translation frame, a 17-cam, a 18-driving box, a 19-supporting shaft, a 20-guiding rod, a 21-second spring, a 22-first motor, a 23-linkage piece and a 24-gear set.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1-4, a screening device according to an embodiment of the present utility model includes:

the screening box 2 is provided with a feed inlet 6 and a discharge outlet 10, and the feed inlet 6 and the discharge outlet 10 are detachably provided with a plugging cover 11;

the screening plate 5 is arranged in the screening box 2 through a surrounding cloth 7, and the screening plate 5 is of a circular structure;

the vibrating assembly is used for driving the screen plate 5 to reciprocate in the horizontal direction and the vertical direction, the vibrating assembly comprises a vibrating box 9, a translation frame 16, a first supporting rod 13, a driving box 18, a guide rod 20 and a cam 17, the vibrating box 9 is fixedly arranged in the screening box 2 through a supporting plate 3, the translation frame 16 is slidably arranged in the vibrating box 9 through an elastic telescopic assembly, at least one group of guide rods 20 are arranged in the translation frame 16, the driving box 18 is slidably arranged on the guide rod 20, a second spring 21 is further sleeved on the guide rod 20, one end of the first supporting rod 13 is fixedly arranged on the driving box 18, the other end of the first supporting rod 13 is fixedly connected with the screen plate 5, a plurality of groups of cam 17 are rotatably arranged on the driving box 18 through supporting shafts 19, and a driving assembly used for driving the supporting shafts 19 to rotate is further arranged in the driving box 18.

In the embodiment of the present utility model, when the plurality of sets of the cams 17 are installed, the installation direction of the cams is kept consistent (i.e., one side of the semicircular structure of the cams 17 faces the same direction); the surrounding cloth 7 is made of cloth with good elasticity and smooth surface; the pet food to be screened is led into the screening box 2 through the feed inlet 6, the driving component drives the supporting shaft 19 to rotate, so that the rotating cam 17 can generate eccentric force in the horizontal direction and the vertical direction, meanwhile, the guiding function of the guide rod 20 and the elastic supporting function of the second spring 21 are matched, the driving box 18 can reciprocate in the vertical direction, the elastic telescopic component can enable the translation frame 16 and the driving box 18 to reciprocate in the horizontal direction through the supporting function in the horizontal direction, the driving box 18 can drive the screen plate 5 connected with the first supporting rod 13 to reciprocate in the vertical direction and the horizontal direction, so that the pet food can jump in the screen plate 5 and the surrounding cloth 7, the screening quality and the screening speed are improved, and the screened pet food can be discharged through the discharge port 10; compared with the prior art, the utility model avoids the problems that most of screening structures are fixed in working positions in the existing screening device, pet foods to be screened are easily stacked on the screening structures, the screening effect is poor and the production quality is difficult to improve through the matching arrangement of the vibrating assembly, the screen plate 5 and the enclosure cloth 7.

In one embodiment of the present utility model, referring to fig. 3, the elastic expansion assembly includes:

at least one group of support cylinders 8, wherein the support cylinders 8 are fixedly arranged on the vibration box 9;

one end of the second supporting rod 15 is fixedly arranged on the translation frame 16, and the other end of the second supporting rod 15 is slidably arranged in the supporting cylinder 8;

a first spring 14 for connection between the end of the second support bar 15 and the support cylinder 8.

In the present embodiment, the second support bar 15 is provided in cooperation with the first spring 14, and cooperates with an eccentric force generated in the horizontal direction by the cam 17, so that the translation frame 16 can be reciprocated in the horizontal direction.

In one embodiment of the present utility model, referring to fig. 3 and 4, the driving assembly includes:

a linkage 23 for connection between the plurality of sets of support shafts 19;

a first motor 22, the first motor 22 being fixedly mounted within the drive box 18;

a gear set 24 for connection between the first motor 22 and one of the sets of support shafts 19.

In this embodiment, the gear set 24 is two intermeshing spur gears, one spur gear is fixedly mounted on the output shaft of the first motor 22, and the other spur gear is fixedly mounted on the support shaft 19; the linkage piece 23 is a combined structure of a belt wheel and a transmission belt; the first motor 22 can drive one group of support shafts 19 to rotate through being matched with the gear set 24, and can realize simultaneous rotation of a plurality of groups of support shafts 19 through being matched with the linkage action of the linkage piece 23.

In an embodiment of the present utility model, referring to fig. 1 and 2, the vibration box 9 is further fixedly provided with a protective cloth 4, and an end of the protective cloth 4 away from the vibration box 9 is fixedly connected with the first support rod 13.

In this embodiment, the protective cloth 4 is made of a cloth with good elasticity and smooth surface, and the protective cloth 4 can prevent pet food from entering the vibration box 9 through the gap between the first support rod 13 and the vibration box 9.

In one embodiment of the present utility model, referring to fig. 1, the screening box further comprises a hanging plate 1, the screening box 2 is rotatably mounted on the hanging plate 1 through a rotating shaft, a second motor for driving the screening box 2 to rotate is further arranged in the hanging plate 1, and an output shaft of the second motor is fixedly connected with the rotating shaft;

the suspension plate 1 is of an L-shaped structure;

the screening box 2 is internally and fixedly provided with a guide plate 12, and the section of the guide plate 12 is of a triangular structure.

In this embodiment, the rotating shaft and the second motor are not shown in the figure, and the second motor adopts the prior art, one end of the rotating shaft is rotatably mounted on the hanging plate 1, the other end of the rotating shaft is fixedly connected with the screening box 2, the second motor can drive the screening box 2 to rotate on the hanging plate 1 by driving the shaft to rotate, and when the screening box 2 rotates 180 degrees from the initial position (the initial position of the screening box 2 is shown in fig. 1), large-particle pet food which does not pass through the screen plate 5 can be discharged through the feed inlet 6; the deflector 12 can realize the guiding effect to the pet food, is convenient for leading the large granule pet food that piles up on sieve 5 into feed inlet 6.

In summary, the working principle of the utility model is as follows: the pet food that needs screening will be led into screening case 2 through feed inlet 6, drive assembly is through driving back shaft 19 pivoted mode for pivoted cam 17 can produce eccentric force in horizontal direction and vertical direction, simultaneously, the direction effect of guide bar 20 and cooperation second spring 21's elastic support effect, can realize drive box 18 reciprocating motion in vertical direction, elastic expansion assembly is through the supporting role in horizontal direction, can make translation frame 16 and drive box 18 reciprocating motion in horizontal direction, drive box 18 reciprocating motion in vertical direction and horizontal direction, can drive the sieve 5 that is connected with first bracing piece 13 reciprocating motion in vertical direction and horizontal direction, make pet food beat on sieve 5 and enclosure 7, and then improve screening quality and screening rate, the pet food after the screening can be discharged through discharge gate 10.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a screening plant, includes screening case, be provided with feed inlet and discharge gate on the screening case, and all demountable installation has the shutoff lid on feed inlet and the discharge gate, its characterized in that still includes:

2. A screening apparatus according to claim 1, wherein the resiliently flexible assembly comprises:

3. A screening apparatus according to claim 1, wherein the drive assembly comprises:

the first motor is fixedly arranged in the driving box;

4. The screening device of claim 1, wherein a protective cloth is fixedly mounted on the vibrating box, and an end of the protective cloth away from the vibrating box is fixedly connected with the first support rod.

5. The screening device according to claim 1, further comprising a hanging plate, wherein the screening box is rotatably mounted on the hanging plate through a rotating shaft, a second motor for driving the screening box to rotate is further arranged in the hanging plate, and an output shaft of the second motor is fixedly connected with the rotating shaft;

the hanging plate is of an L-shaped structure.

6. A screening device according to claim 1 or 5, wherein a deflector is fixedly mounted in the screening box, and the deflector has a triangular cross section.