CN223249870U

CN223249870U - Adjustable particle screening machine

Info

Publication number: CN223249870U
Application number: CN202521530789.1U
Authority: CN
Inventors: 魏礼瑞; 赖仕相
Original assignee: Zhejiang Xinghui Rubber Products Co ltd
Current assignee: Zhejiang Xinghui Rubber Products Co ltd
Priority date: 2025-07-22
Filing date: 2025-07-22
Publication date: 2025-08-22
Anticipated expiration: 2035-07-22

Abstract

The utility model discloses an adjustable particle screening machine, which comprises a base body, wherein a screen assembly and a vibration assembly are arranged on the base body, the screen assembly comprises a working box which is connected to the base body in a left-right sliding way, a first screen plate, a second screen plate and a bottom plate which are distributed up and down are hinged in a working cavity in the working box, the first screen plate and the second screen plate are respectively connected with each other through a hinged rod, the vibration assembly is used for controlling the working box to move left and right, the double-layer screen plate and the bottom plate are arranged, so that particles screened by the adjustable particle screening machine can be subjected to multi-stage screening, in addition, the screen plate and the bottom plate can be subjected to synchronous adjustment of angles, so that the residence time of materials on the screen plate can be adjusted, the treatment capacity and the screening quality can be balanced, and the feeding box is arranged in the adjustable particle screening machine, so that the feeding position is limited, and the material leakage caused by the excessive left feeding position is avoided.

Description

Adjustable particle screening machine

Technical Field

The utility model relates to the technical field of screening, in particular to an adjustable particle screening machine.

Background

Thermoplastic elastomers (TPE) are a polymeric material with both rubber elasticity and plastic processability, which are often predominantly transported in bags of pellets to reduce transportation and storage costs.

TPE granule need sieve before using to ensure material purity degree, process stability and final product quality, however, as shown by the screening plant of TPE plastic granules production usefulness of application number 202323551635.4, the angle of screen cloth is most not adjustable among the present screening plant, and when screen cloth angle was fixed, material flow rate was single, if the angle is too big, then granule was quick landing easily, reduces screening effect, when the angle was too little, then can reduce screening efficiency, and causes the material to pile up easily, consequently needs to improve it.

In addition, there is a problem that the device is not provided with a feed inlet, and when a worker feeds the material, if the feeding position is too far to the left, the granular material is easy to leave the sieving equipment directly without sieving, and the defect is also improved.

Disclosure of utility model

In view of the shortcomings of the prior art, the present utility model provides an adjustable particle screening machine to solve the above-mentioned problems of the prior art.

The utility model provides the following technical scheme that the adjustable particle screening machine comprises a base body, wherein a screen assembly and a vibration assembly are arranged on the base body, the screen assembly comprises a working box which is connected to the base body in a left-right sliding manner, a first screen plate, a second screen plate and a bottom plate which are distributed up and down are hinged in a working cavity in the working box, the first screen plate and the second screen plate are connected through hinging rods, the second screen plate and the bottom plate are connected through hinging rods, and a detachable supporting piece for supporting the bottom plate is further arranged in the first screen plate and the second screen plate;

the vibration component is used for controlling the operation box to move left and right.

Preferably, a mounting groove is formed in the bottom surface of the working cavity, and the supporting piece is a supporting plate inserted into the mounting groove;

the upper side of the supporting plate is an inclined plane attached to the lower side of the bottom plate.

Preferably, the upper side of the operation box is provided with a top plate, the upper side of the top plate is provided with a feeding box, a feeding groove in the feeding box flares outwards along the upward direction, and the feeding groove penetrates through the feeding box downwards so as to be right opposite to the first sieve plate.

Preferably, the vibration assembly comprises a driving box arranged on the base body, a connecting mechanism is arranged in a driving cavity in the driving box, the connecting mechanism comprises a rotating shaft which is rotationally connected with the wall surface of the driving cavity, a rotating disc is arranged at the tail end of the rotating shaft, a control rod is eccentrically hinged to the end surface of the rotating disc, the other end of the control rod is hinged to the right wall of the operation box, and a motor used for driving the rotating shaft is further arranged on the driving box.

Preferably, the connecting mechanism is provided with two groups which are vertically and symmetrically distributed, and the rotating shafts in the two groups of connecting mechanisms are respectively and rotatably connected in the upper side surface and the lower side surface of the driving cavity;

the driving cavity is also rotationally connected with a transmission shaft, and the transmission shaft is connected with each rotating shaft through a gear set.

Preferably, three extending plates which are distributed up and down are further arranged in the working cavity, the three extending plates are respectively positioned on the lower sides of the first sieve plate, the second sieve plate and the bottom plate, the extending plates incline downwards leftwards and extend to the left side of the working box, and flanges are respectively arranged on the front side and the rear side of the extending plates.

Preferably, the first sieve plate, the second sieve plate and the bottom plate are respectively attached to the front side and the rear side of the working cavity.

The utility model provides an adjustable particle screening machine, which has the following beneficial effects:

The utility model is provided with the double-layer sieve plate and the bottom plate, so that the particles screened by the utility model can be subjected to multi-stage screening, and in addition, the sieve plate and the bottom plate can be subjected to synchronous angle adjustment so as to adjust the residence time of materials on the sieve plate, thereby balancing the treatment capacity and the screening quality;

The feeding box is arranged in the utility model, so that the feeding position is limited, and the material screen leakage caused by the excessive left deviation of the feeding position is avoided.

Drawings

FIG. 1 is a schematic view of the appearance of the present utility model;

FIG. 2 is a schematic view of the structure within the present utility model;

FIG. 3 is a schematic view of another view of the present utility model;

Fig. 4 is an enlarged schematic view at a in fig. 3.

In the figure:

11. the device comprises a seat body, a working box, a working cavity, a first sieve plate, a second sieve plate, a bottom plate, a hinge rod, a 27, a supporting plate, a 28, a top plate, a 29, a feeding box, a 41, a driving box, a 42, a driving cavity, a 43, a control rod, a 44, a motor, a 45, a transmission shaft, a 51 and an extension plate.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or communicable with each other, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interactive relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 4, an embodiment of an adjustable particle screening machine according to the present utility model includes a base 11, and a screen assembly and a vibration assembly are disposed on the base 11, where the vibration assembly is used to drive the screen assembly to vibrate left and right, so as to screen a particle material entering the screen assembly.

The screen assembly comprises a working box 21 which is connected to the base 11 in a left-right sliding way, a first screen plate 23, a second screen plate 24 and a bottom plate 25 which are distributed up and down are hinged in a working cavity 22 in the working box 21, the first screen plate 23, the second screen plate 24 and the bottom plate 25 are all hinged at the right end so that the left end of the screen assembly can be adjusted in a floating way up and down to adjust the angle, the first screen plate 23 and the second screen plate 24 are connected with each other, and the second screen plate 24 and the bottom plate 25 are respectively connected through a hinging rod 26, and further a detachable supporting piece for supporting the bottom plate 25 is further included, wherein the first screen plate 23 and the second screen plate 24 are respectively provided with a screen hole, specifically, the screen hole diameter in the first screen plate 23 is larger than the screen hole diameter in the second screen plate 24 so as to carry out classification screening, particles with the largest size can be transported leftwards on the first screen plate 23, particles with the smaller size can be transported leftwards on the second screen plate 24, and particles with the smallest size can be transported leftwards on the screen plate 24 through the second screen plate 24 and the screen plate 25 can transport particles or the debris in the bottom plate 25;

The first sieve plate 23, the second sieve plate 24 and the bottom plate 25 are respectively attached to the front side and the rear side of the working cavity 22, so as to avoid scattering of materials, and the right ends of the first sieve plate 23, the second sieve plate 24 and the bottom plate 25 are rounded with the upper side and the lower side of the right end, so that the right side of the working cavity 22 can be attached.

The bottom surface of the working chamber 22 is provided with a mounting groove, the supporting member is a supporting plate 27 inserted into the mounting groove, in addition, in this embodiment, the upper side surface of the supporting plate 27 is an inclined surface attached to the lower side surface of the bottom plate 25, and the supporting plate 27 is provided with two front and rear distributed supporting plates, so as to increase the contact area with the bottom plate 25.

Under the action of the hinging rods 26, the first sieve plate 23, the second sieve plate 24 and the bottom plate 25 can keep the same angle so as to be convenient for adjustment, and in addition, in the process of moving the working box 21 left and right, the left ends of the first sieve plate 23, the second sieve plate 24 and the bottom plate 25 cannot tilt under the action of gravity.

Further, in order to completely avoid the situation that the left ends of the first screen plate 23, the second screen plate 24 and the bottom plate 25 are tilted when the working box 21 vibrates left and right, a top plate 28 is mounted on the upper side of the working box 21, a threaded rod is connected with the top plate 28 in a threaded manner, and a pressing roller is mounted on the lower end of the threaded rod, and presses the first screen plate 23, and the bottom plate 25 is supported by the support plate 27 due to the fact that the first screen plate 23, the second screen plate 24 and the bottom plate 25 are connected by the hinge rod 26, and the first screen plate 23 is pressed by the pressing roller, so that the angles of the first screen plate 23, the second screen plate 24 and the bottom plate 25 are completely locked.

In addition, the press roller is designed to be rotatably connected to the lower end of the screw rod and extend in the front-rear direction, so that a worker can hold the press roller with one hand and avoid the press roller from rotating, and rotate the threaded rod with one hand until the press roller presses the first sieve plate 23.

It should be noted that the front-to-back length of the press roller is much smaller than the front-to-back width of the first screen plate 23, so as to avoid too much influence on the screening of the materials.

Furthermore, in order to define the feed position such that the material is screened completely, avoiding the feed position being too close to the left, the upper side of the top plate 28 is provided with a feed box 29, the feed chute in the feed box 29 flares outwards in an upward direction, and the feed chute runs down through the feed box 29 to be right against the first screen deck 23.

In this embodiment, the vibration assembly includes a driving box 41 disposed on the base 11, a connection mechanism is disposed in a driving cavity 42 in the driving box 41, the connection mechanism includes a rotating shaft rotatably connected to a wall surface of the driving cavity 42, a rotating disc is mounted at a tail end of the rotating shaft, a control rod 43 is eccentrically hinged to an end surface of the rotating disc, the other end of the control rod 43 is hinged to a right wall of the working box 21, and a motor 44 for driving the rotating shaft is further disposed on the driving box 41.

In order to stabilize the movement of the working chamber 21, the connecting mechanism is provided with two groups of vertically symmetrical distribution, and the rotating shafts in the two groups of connecting mechanisms are respectively and rotatably connected in the upper side surface and the lower side surface of the driving cavity 42.

A transmission shaft 45 is rotatably connected in the driving cavity 42, an output shaft in the motor 44 is connected to the rotating shafts on the upper side, and the transmission shaft 45 is connected to each rotating shaft through a gear set.

By this configuration, one motor 44 can rotate both the turntables, and the left-right movement of the work box 21 is controlled by the swing of the control lever 43.

Furthermore, in order to make the materials screened out from the first screen 23, the second screen 24 and the bottom plate 25 be convenient to be received, three extending plates 51 distributed up and down are further installed in the working chamber 22, the three extending plates 51 are respectively located at the lower sides of the first screen 23, the second screen 24 and the bottom plate 25, the extending plates 51 incline to the left and the lower sides of the working box 21 and extend to the left side of the working box 21, and flanges are respectively installed at the front and the rear sides of the extending plates 51.

In addition, the hinge rods 26 between the first sieve plate 23 and the second sieve plate 24 and between the second sieve plate 24 and the bottom plate 25 are all hinged with two hinge rods which are distributed front and back, so that the adjustable particle screening machine is more stable, baffle plates 30 symmetrically arranged in the front-back direction are respectively arranged on the upper side surfaces of the second sieve plate 24 and the bottom plate 25, and the baffle plates 30 are obliquely arranged, so that materials on the second sieve plate 24 and the bottom plate 25 can avoid the hinge rods 26 when sliding down leftwards.

It should be noted that, the staff can adjust the angles of the first sieve plate 23, the second sieve plate 24 and the bottom plate 25 by replacing the supporting plates 27 with different specifications, so as to adjust the sieving speed, and the left-right width of the supporting plates 27 is smaller than the distance between the extending plate 51 and the bottom surface of the working chamber 22, so as to facilitate replacement;

The first sieve plate 23 and the second sieve plate can be the combination of a frame and a screen, or can be directly used for punching a plate body to form the sieve plate;

The lengths of the three extension plates 51 can be set to be non-uniform to facilitate the material separation.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims

1. An adjustable particle screening machine comprises a base body (11), and is characterized in that a screen assembly and a vibration assembly are arranged on the base body (11), the screen assembly comprises a working box (21) which is connected to the base body (11) in a left-right sliding mode, a first screen plate (23), a second screen plate (24) and a bottom plate (25) which are distributed up and down are hinged in a working cavity (22) in the working box (21), the first screen plate (23) and the second screen plate (24) are connected, the second screen plate (24) and the bottom plate (25) are connected through hinge rods (26) respectively, and the adjustable particle screening machine further comprises a detachable supporting piece which is used for supporting the bottom plate (25), and screen holes are respectively formed in the first screen plate (23) and the second screen plate (24);

The vibration component is used for controlling the operation box (21) to move left and right.

2. An adjustable particle screening machine according to claim 1, characterized in that a mounting groove is provided in the bottom surface of the working chamber (22), the support being a support plate (27) inserted into the mounting groove;

The upper side surface of the supporting plate (27) is an inclined surface attached to the lower side surface of the bottom plate (25).

3. An adjustable particle screening machine according to claim 1, wherein a top plate (28) is mounted on the upper side of the working box (21), a feed box (29) is mounted on the upper side of the top plate (28), a feed chute in the feed box (29) flares outwards in an upward direction, and the feed chute penetrates the feed box (29) downwards so as to be opposite to the first screen plate (23).

4. The adjustable particle screening machine according to claim 1, wherein the vibration assembly comprises a driving box (41) arranged on the base body (11), a connecting mechanism is arranged in a driving cavity (42) in the driving box (41), the connecting mechanism comprises a rotating shaft rotatably connected with the wall surface of the driving cavity (42), a rotating disc is arranged at the tail end of the rotating shaft, a control rod (43) is eccentrically hinged on the end surface of the rotating disc, the other end of the control rod (43) is hinged on the right wall of the working box (21), and a motor (44) for driving the rotating shaft is further arranged on the driving box (41).

5. The adjustable granule screening machine according to claim 4, wherein the connecting mechanism is provided with two groups which are vertically and symmetrically distributed, and the rotating shafts in the two groups of connecting mechanisms are respectively and rotatably connected in the upper side and the lower side of the driving cavity (42);

A transmission shaft (45) is also rotatably connected in the driving cavity (42), and the transmission shaft (45) is connected with each rotating shaft through a gear set.

6. The adjustable granule screening machine as claimed in claim 1, wherein three extending plates (51) are disposed in the working chamber (22) and are disposed vertically, the three extending plates (51) are disposed on the lower sides of the first screen plate (23), the second screen plate (24) and the bottom plate (25), the extending plates (51) are inclined downward and leftward and extend to the left side of the working box (21), and flanges are disposed on the front and rear sides of the extending plates (51).

7. An adjustable particle screening machine according to claim 1, wherein the first screening plate (23), the second screening plate (24) and the bottom plate (25) are attached to the front and rear sides of the working chamber (22) respectively.