Screening device for cable shielding material production

Abstract

The utility model relates to the technical field of shielding material production, in particular to a screening device for cable shielding material production, which comprises a rack, a screening box obliquely and movably arranged on the rack, a screening mechanism used for driving the screening box to screen, and a feeding hopper fixed at the top end of the rack, the controller and the dust removal assembly are installed on the machine frame, the dust removal assembly is installed at the bottom end of the feeding hopper and is arranged close to the top end of the screening box, and the screening mechanism and the dust removal assembly are both electrically connected with the controller. A coarse sieve plate and a medium-coarse sieve plate are arranged in the sieve box in an up-down opposite mode, the coarse sieve plate and the medium-coarse sieve plate divide the sieve box into a coarse material area, a medium-coarse material area and a fine material area in sequence from top to bottom, and the hole diameter of the coarse sieve plate is larger than that of the medium-coarse sieve plate; most dust in shielding material particles can be pumped out before screening, and the problem of environmental pollution caused by shielding materials in the screening process is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shielding material production, specifically to a screening device for cable shielding material production. BACKGROUND

[0002] In the cable shielding material production process, in order to ensure product quality, uniform, round shielding material particles need to be accurately screened, and impurities and unqualified particles are removed, but the shielding material particles after drying are often accompanied by dust, and too much dust directly put into the screening device can cause environmental pollution, therefore, the prior art is improved. UTILITY MODEL CONTENTS

[0003] The utility model discloses to the above -mentioned insufficient, provide a screening device for cable shielding material production, can in screening before the most dust of shielding material particle is extracted, avoid the problem that shielding material causes environmental pollution in the screening process.

[0004] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:

[0005] A screening device for cable shielding material production, including frame, the sieve box of inclination and movable setting in frame, the sieve mechanism for driving the sieve box sieve motion that adopts, the feed hopper of fixed in the top end of frame, and the controller and dust removal component installed on the frame, the dust removal component is installed at the bottom of feed hopper, the dust removal component is close to the top of sieve box and sets up, the sieve mechanism and dust removal component are electric connection controller, the coarse sieve plate and the medium coarse sieve plate are set up in the sieve box and face each other, the coarse sieve plate and medium coarse sieve plate divide sieve box from top to bottom and divide into coarse material area, medium coarse material area and fine material area in proper order, the aperture on the coarse sieve plate is greater than the aperture on the medium coarse sieve plate.

[0006] Further, the dust removal component includes a housing fixed to the frame, a uniform material mechanism and a dust removal mechanism fixed in the housing, a motor one is installed on one side of the housing, the motor one is used to drive the uniform material mechanism and the dust removal mechanism, a discharge port is provided at the bottom of the housing, and the bottom end of the feed hopper extends into the housing.

[0007] Further, the output shaft of the motor one is drivingly connected with a transmission shaft; the uniform material mechanism includes a uniform material cylinder fixed in the housing, a uniform material shaft is rotatably connected in the uniform material cylinder, a uniform material rotating blade is provided on the uniform material shaft, a uniform material channel is formed between the uniform material shaft, the uniform material rotating blade and the inner wall of the uniform material cylinder, the bottom end of the feed hopper communicates with the uniform material channel, a plurality of discharge holes are radially formed in the bottom of the uniform material cylinder, and one end of the transmission shaft is connected with the uniform material shaft.

[0008] Further, the transmission shaft is provided with a driving wheel, one side of the shell is recessed inward to form a dust removal area; the dust removal mechanism comprises a dust removal shaft rotatably connected in the dust removal area, dust removal blades provided on the dust removal shaft, a dust removal pipe having one end communicated with the dust removal area, and a driven wheel connected to one end of the dust removal shaft, the driven wheel is connected with the driving wheel through a belt, and the dust removal pipe is provided with a cloth bag at an end away from the shell.

[0009] Further, four springs are vertically arranged at the bottom of the screen box, and two ends of the springs are connected with the screen box and the rack respectively; the screen driving mechanism comprises two driving shafts coaxially arranged on the rack, a second motor fixed on the rack, and the second motor is connected with any one of the driving shafts, one end of the driving shaft is fixed with a cam, the protruding portions of the two cams are rotatably connected through a connecting shaft, a lower connecting column is fixed on the connecting shaft, a base is fixed at the bottom of the screen box, an upper connecting column is rotatably connected on the base, the lower connecting column and the upper connecting column are arranged in parallel and are fixedly connected through a connecting rod between the lower connecting column and the upper connecting column.

[0010] Further, the lowest ends of the coarse material area, the medium coarse material area and the fine material area are respectively provided with a coarse material port, a medium coarse material port and a fine material port, and the coarse material port, the medium coarse material port and the fine material port are staggered.

[0011] The beneficial effects of the present application are:

[0012] In actual application, when in use, the shielding material particles to be screened are poured into the feeding hopper, the dust in the shielding material particles is removed through the dust removal assembly, the shielding material particles after dust removal fall into the coarse material area, the medium coarse shielding material particles and the fine shielding material particles pass through the coarse screen plate into the medium coarse material area during the driving process of the screen driving mechanism, and the fine shielding material particles pass through the medium coarse screen plate into the fine material area, so that the coarse shielding material particles, the medium coarse shielding material particles and the fine shielding material particles are screened and separated; the present application can extract most of the dust in the shielding material particles before screening, and avoids the problem of environmental pollution caused by the shielding material during the screening process. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of the first perspective of the present application;

[0014] Figure 2 is a structural schematic view of the second perspective of the present application;

[0015] Figure 3 is a top view of the present application;

[0016] Figure 4 is Figure 3 a sectional view of A-A. DETAILED DESCRIPTION

[0017] As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, a screening device for cable shielding material production, comprising a rack, a sieve box 1 obliquely and movably arranged on the rack, a screening mechanism 2 used for driving the sieve box 1 to screen, a feeding hopper 3 fixed at the top end of the rack, and a controller and dust removal assembly installed on the rack, the dust removal assembly is installed at the bottom end of the feeding hopper 3, the dust removal assembly is arranged close to the top end of the sieve box 1, and the screening mechanism 2 and the dust removal assembly are both electrically connected to the controller; a coarse sieve plate 4 and a medium coarse sieve plate 5 are arranged opposite to each other in the sieve box 1, the coarse sieve plate 4 and the medium coarse sieve plate 5 divide the sieve box 1 into a coarse material area, a medium coarse material area and a fine material area from top to bottom in turn, and the aperture of the coarse sieve plate 4 is larger than that of the medium coarse sieve plate 5.

[0018] In use, the shielding material particles to be screened are poured into the feeding hopper 3, and the dust in the shielding material particles is removed by the dust removal assembly, the shielding material particles after dust removal fall into the coarse material area, and the medium coarse shielding material particles and the fine shielding material particles pass through the coarse sieve plate 4 to enter the medium coarse material area during the screening process of the sieve box 1 driven by the screening mechanism 2, the fine shielding material particles pass through the medium coarse sieve plate 5 to enter the fine material area, and the coarse shielding material particles, the medium coarse shielding material particles and the fine shielding material particles are screened and separated; the utility model can extract most of the dust in the shielding material particles before screening, and avoid the problem of environmental pollution caused by the shielding material during the screening process.

[0019] As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, the dust removal assembly comprises a shell 61 fixed on the rack, a uniform material mechanism and a dust removal mechanism fixed in the shell 61, a motor 62 is installed on one side of the shell 61, the motor 62 is used for driving the uniform material mechanism and the dust removal mechanism, a discharge port 611 is arranged at the bottom of the shell 61, and the bottom end of the feeding hopper 3 extends into the shell 61; in the embodiment, the shielding material is uniformly dropped down through the uniform material mechanism, the dust in the uniformly dropped shielding material is extracted away through the dust removal mechanism, and the dropped shielding material enters the coarse material area through the discharge port 611.

[0020] As Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the output shaft of the motor 62 is drivingly connected with a transmission shaft 63; the uniform material mechanism comprises a uniform material cylinder 641 fixed in the shell 61, the uniform material cylinder 641 is rotatably connected with a uniform material shaft 642, the uniform material shaft 642 is provided with a uniform material rotating blade 643, the uniform material shaft 642, the uniform material rotating blade 643 and the inner wall of the uniform material cylinder 641 form a uniform material channel, the bottom end of the feeding hopper 3 is communicated with the uniform material channel, the bottom of the uniform material cylinder 641 is radially provided with a plurality of discharge holes 6411, one end of the transmission shaft 63 is connected with the uniform material shaft 642; in this embodiment, the shielding material is dropped into the uniform material channel through the feeding hopper 3, the shielding material is moved and fed in the uniform material channel by the motor 62, the transmission shaft 63, the uniform material shaft 642 and the uniform material rotating blade 643, and the shielding material is uniformly dropped in the feeding process through the plurality of discharge holes 6411.

[0021] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the transmission shaft 63 is provided with a driving wheel 631, and one side of the shell 61 is inwardly recessed to form a dust removal area 612; the dust removal mechanism comprises a dust removal shaft 651 rotatably connected in the dust removal area 612, a dust removal blade 652 provided on the dust removal shaft 651, a dust removal pipe 653 having one end communicated with the dust removal area 612, and a driven wheel 654 connected to one end of the dust removal shaft 651 after penetrating out of the shell 61, the driven wheel 654 is connected with the driving wheel 631 through a belt 655, and a cloth bag is arranged at the end of the dust removal pipe 653 away from the shell 61; in this embodiment, during the uniform dropping of the shielding material, the motor 62 drives the dust removal blade 652 to rotate through the transmission shaft 63, the driving wheel 631, the belt 655 and the driven wheel 654, the wind power generated by the rotation of the dust removal blade 652 blows away the dust in the uniformly dropped shielding material, the dust is filtered through the dust removal pipe 653 and the cloth bag, and the shielding material after dust removal falls into the coarse material area from the discharge port 611 under the action of gravity.

[0022] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the bottom of the screen box 1 is vertically provided with four springs 11, two ends of the spring 11 are connected with the screen box 1 and the rack respectively; the screen moving mechanism 2 comprises two driving shafts 71 coaxially arranged on the rack, a motor two 72 fixed on the rack, the motor two 72 is connected with any one of the driving shaft 71, one end of the driving shaft 71 is fixed with a cam 73, the protruding parts of the two cams 73 are rotatably connected through a connecting shaft, the connecting shaft is fixed with a lower connecting column 751, the bottom of the screen box 1 is fixed with a base 74, the base 74 is rotatably connected with an upper connecting column 752, the lower connecting column 751 and the upper connecting column 752 are arranged in parallel and are fixedly connected through a connecting rod 753 between the lower connecting column 751 and the upper connecting column 752; in the embodiment, the motor two 72 drives the driving shaft 71 to rotate, and the driving shaft 71 drives the screen box 1 to move on the spring 11 through the cam 73, the lower connecting column 751, the connecting rod 753, the upper connecting column 752 and the base 74.

[0023] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 Figure 1 Figure 2 Figure 3 Figure 4 , the lowest ends of the coarse material area, the medium coarse material area and the fine material area are respectively provided with a coarse material port 12, a medium coarse material port 13 and a fine material port 14, and the coarse material port 12, the medium coarse material port 13 and the fine material port 14 are staggered; in the embodiment, the coarse shielding material particles, the medium coarse shielding material particles and the fine shielding material particles after screening can be discharged through the coarse material port 12, the medium coarse material port 13 and the fine material port 14.

[0024] The specific embodiments described herein are merely illustrative of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace, but will not deviate from the scope defined by the present application.

Claims

1. A screening device for cable shielding compound production, characterized by: The screen box is arranged on the rack obliquely and movably, a screen mechanism is arranged for driving the screen box to screen, a feeding hopper is fixed on the top end of the rack, and a controller and a dust removal assembly are arranged on the rack, the dust removal assembly is arranged at the bottom end of the feeding hopper and close to the top end of the screen box, and the screen mechanism and the dust removal assembly are electrically connected with the controller. The coarse screen plate and the medium coarse screen plate are arranged vertically in the screen box, and the coarse screen plate and the medium coarse screen plate divide the screen box into a coarse material area, a medium coarse material area and a fine material area from top to bottom.

2. A screening device for the production of cable screening material according to claim 1, characterized in that The dust removal assembly comprises a shell fixed on the rack, a material uniformizing mechanism and a dust removal mechanism fixed in the shell, a motor one is arranged on one side of the shell, the motor one is used for driving the material uniformizing mechanism and the dust removal mechanism, a discharge port is arranged at the bottom of the shell, and the bottom end of the feeding hopper extends into the shell.

3. A screening device for the production of cable screening material according to claim 2, characterized in that An output shaft of the motor one is drivingly connected with a transmission shaft, the material uniformizing mechanism comprises a material uniformizing cylinder fixed in the shell, a material uniformizing shaft is rotatably connected in the material uniformizing cylinder, material uniformizing rotating leaves are arranged on the material uniformizing shaft, a material uniformizing channel is formed between the material uniformizing shaft, the material uniformizing rotating leaves and the inner wall of the material uniformizing cylinder, the bottom end of the feeding hopper is communicated with the material uniformizing channel, a plurality of discharge holes are radially arranged at the bottom of the material uniformizing cylinder, and one end of the transmission shaft is connected with the material uniformizing shaft.

4. A screening device for the production of cable screening material according to claim 3, characterized in that A driving wheel is arranged on the transmission shaft, and one side of the shell is recessed to form a dust removal area, the dust removal mechanism comprises a dust removal shaft rotatably connected in the dust removal area, dust removal blades arranged on the dust removal shaft, a dust removal pipe communicated with one end of the dust removal area, and a driven wheel connected with one end of the dust removal shaft and extending out of the shell, the driven wheel is connected with the driving wheel through a belt, and a cloth bag is arranged at the end of the dust removal pipe away from the shell.

5. A screening device for the production of cable shielding compounds according to claim 1, characterized in that Four springs are vertically arranged at the bottom of the screen box, and two ends of the springs are connected with the screen box and the rack respectively, the screen mechanism comprises two driving shafts coaxially arranged on the rack, a motor two fixed on the rack, the motor two is connected with any one of the driving shafts, a cam is fixed on one end of the driving shaft, the protruding portions of the two cams are rotatably connected through a connecting shaft, a lower connecting column is fixed on the connecting shaft, a base is fixed at the bottom of the screen box, an upper connecting column is rotatably connected on the base, the lower connecting column and the upper connecting column are arranged in parallel and are fixedly connected through a connecting rod between the lower connecting column and the upper connecting column.

6. A screening device for the production of cable shielding compounds according to claim 1, characterized in that The coarse material area, the medium coarse material area and the fine material area are respectively provided with a coarse material port, a medium coarse material port and a fine material port, and the coarse material port, the medium coarse material port and the fine material port are arranged staggeredly.

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