Screening mechanism for preparing anti-oxidation layer on surface of conductive fabric

Abstract

The utility model relates to a sieving mechanism for preparing an anti-oxidation layer on the surface of conductive cloth. The screening mechanism comprises a machine frame, a screening bed moving in the vertical direction is installed on the machine frame in a guiding mode, a driving mechanism driving the screening bed to move downwards is arranged on the machine frame, a reset spring enabling the screening bed to move upwards is arranged between the machine frame and the screening bed, and a screening drum located on the upper side of the feeding end of the screening bed is rotatably installed on the machine frame. The axis of the screen drum extends in the width direction of the screen bed, the driving mechanism drives the screen drum to rotate, a spiral conveyor coaxial with the screen drum is fixedly connected to the rack, one end of the spiral conveyor extends into the screen drum, and the other end of the spiral conveyor is located outside the screen drum. A plurality of discharge ports arranged in the length direction of the shell are formed in the lower side of the shell, located inside the screen drum, of the spiral conveyor, and a feed pipe is arranged on the upper side of one end, located outside the screen drum, of the shell, of the spiral conveyor. Compared with the prior art, the anti-oxidation layer powder can be scattered in the screen drum, block-shaped aggregation of the anti-oxidation layer powder is avoided, and the screening efficiency of the anti-oxidation layer powder is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to screening equipment technical field, concretely relates to a screening mechanism for preparing oxidation -resistant layer on the surface of conductive cloth. BACKGROUND

[0002] Conductive cloth is with fiber cloth as base material, after pre -treatment, it is applied with electroplating metal plating layer and becomes conductive fiber cloth with metal characteristics. It can be divided into: plating nickel conductive cloth, plating gold conductive cloth, plating carbon conductive cloth, aluminum foil fiber composite cloth, appearance has plain weave and grid distinction. The existing conductive cloth oxidation resistance is weak, the commonly used method for enhancing its oxidation resistance is to set up oxidation -resistant layer on its surface.

[0003] In the process of preparing oxidation -resistant layer, in order to remove the impurities in oxidation -resistant layer powder and ensure the uniformity of oxidation -resistant layer powder granularity, the screening device is usually used to screen the oxidation -resistant layer powder. In the process of vibrating screening of the existing screening device to the oxidation -resistant layer powder, the oxidation -resistant layer powder falls in the same position of the screen, and the surface charge characteristics of the accumulated oxidation -resistant layer powder can cause electrostatic adsorption between particles, so that the oxidation -resistant layer powder to be screened is gathered in block, which causes the oxidation -resistant layer powder to be difficult to pass through the screen, and affects the screening efficiency of the oxidation -resistant layer powder. UTILITY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a screening mechanism for preparing oxidation -resistant layer on the surface of conductive cloth.

[0005] The technical scheme of the screening mechanism for preparing oxidation -resistant layer on the surface of conductive cloth of the utility model is:

[0006] A screening mechanism for preparing oxidation -resistant layer on the surface of conductive cloth, including frame, the frame is guided and is installed with the screen bed that moves along the up-down direction, the frame is equipped with the drive mechanism that drives the screen bed to move downward, the frame is equipped with the reset spring between the frame and the screen bed and makes the screen bed move upward, the frame is rotatably installed with the screen cylinder on the upside of the screen bed feed end, the axis of the screen cylinder extends along the width direction of the screen bed, the drive mechanism drives the screen cylinder to rotate, the frame is fixedly connected with the screw conveyor coaxial with the screen cylinder, one end of the screw conveyor extends into the inside of the screen cylinder, and the other end is located outside the screen cylinder, a plurality of discharge ports are arranged on the lower side of the shell of the screw conveyor in the inside of the screen cylinder along the length direction of the shell, and the shell of the screw conveyor outside the screen cylinder is provided with a feed pipe on the upper side of one end.

[0007] Further, the screen mesh on the screen bed is arranged obliquely, the feed end of the screen mesh is located on the upside of the discharge end, the outer wall of the screen bed is provided with a fixing piece at each corner, the frame is provided with a guide rod located directly below the fixing piece, the fixing piece is provided with a guide hole matched with the guide rod, and the upper end of the guide rod is provided with a baffle.

[0008] Further, the driving mechanism comprises a driving motor, a rotating shaft, a first driving pulley, a first driven pulley, a first synchronous belt and cams, the motor is fixedly connected to the rack through a fixing block, the rotating shaft is rotatably installed on the rack through a bearing, the axis of the rotating shaft extends along the width direction of the screening bed, the rotating shaft is located on the upper side of the screening bed, the first driving pulley is fixedly connected to the output shaft of the driving motor, the first driven pulley is fixedly connected to one end of the rotating shaft, the first synchronous belt is wound between the first driving pulley and the first driven pulley, and the two cams are fixedly connected to the two ends of the rotating shaft respectively.

[0009] Further, the screening cylinder comprises a mesh cylinder section, a first connecting section connected to one end of the mesh cylinder section and a second connecting section connected to the other end of the mesh cylinder section, the end portions of the first connecting section and the second connecting section are provided with end plates, the center of the end plate of the first connecting section is fixedly connected with a center shaft, the center of the end plate of the second connecting section is fixedly connected with a center cylinder, the center shaft and the center cylinder are rotatably installed on the rack through bearings, one end of the spiral conveyor is coaxially inserted into the center cylinder, the mesh cylinder section is provided with a scavenging port, and a scavenging plate for closing the scavenging port is detachably connected to the mesh cylinder section.

[0010] Further, the driving mechanism comprises a second driving pulley, a second driven pulley and a second synchronous belt, the second driving pulley is fixedly connected to the output shaft of the driving motor, the second driven pulley is fixedly connected to the end portion of the center shaft, and the second synchronous belt is wound between the second driving pulley and the second driven pulley.

[0011] Further, the spiral conveyor comprises a motor fixing seat and a speed reducer motor, the motor fixing seat is fixedly connected to one end of the shell located outside the screening cylinder, the speed reducer motor is fixedly connected to the motor fixing seat, and the output shaft of the speed reducer motor is fixedly connected to the auger of the spiral conveyor through a shaft coupling.

[0012] The conductive cloth surface oxidation-resistant layer preparation sieving mechanism has the advantages that compared with the prior art, the conductive cloth surface oxidation-resistant layer preparation sieving mechanism has the advantages that:

[0013] The anti-oxidation layer powder falls in the screen cylinder from the multiple discharge ports of the lower side of the screw conveyor shell, the anti-oxidation layer powder falls in multiple positions of the screen cylinder, the dispersion of the anti-oxidation layer powder on the screen cylinder is improved, and the accumulation of a large amount of anti-oxidation layer powder is avoided. The driving motor is started, the driving motor drives the screen cylinder to rotate, and the screen bed vibrates up and down under the action of the driving motor and the reset spring. The screen cylinder performs primary screening on the anti-oxidation layer powder, and the screen bed performs secondary screening on the anti-oxidation layer powder, so that the screening effect of the anti-oxidation layer powder is improved. When more large-particle anti-oxidation layer powder remains in the screen cylinder, the junk removal plate is removed, and the large-particle anti-oxidation layer powder is discharged. Compared with the prior art, the anti-oxidation layer preparation screening mechanism for the surface of the conductive cloth can disperse the anti-oxidation layer powder in the screen cylinder, avoid the anti-oxidation layer powder in block form, and effectively pass the screen mesh, thereby improving the screening efficiency of the anti-oxidation layer powder. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structure diagram of the anti-oxidation layer preparation screening mechanism for the surface of the conductive cloth of the utility model Figure One ;

[0015] Figure 2 is a structure diagram of the anti-oxidation layer preparation screening mechanism for the surface of the conductive cloth of the utility model Figure Two ;

[0016] Figure 3 is a structure diagram of the screen cylinder and the screw conveyor in the anti-oxidation layer preparation screening mechanism for the surface of the conductive cloth of the utility model

[0017] Figure 4 is a structure diagram of the screw conveyor in the anti-oxidation layer preparation screening mechanism for the surface of the conductive cloth of the utility model

[0018] In the drawing: 1, rack; 2, screen bed; 3, screen mesh; 4, screen cylinder; 5, contact plate; 6, fixed block; 7, driving motor; 8, first driving pulley; 9, first driven pulley; 10, first synchronous belt; 11, second driving pulley; 12, second driven pulley; 13, second synchronous belt; 14, cam; 15, rotating shaft; 16, fixed part; 17, guide rod; 18, spring; 19, baffle; 20, mesh cylinder section; 21, first connecting section; 22, second connecting section; 23, central shaft; 24, central cylinder; 25, junk removal plate; 26, screw conveyor; 27, shell; 28, motor fixing base; 29, speed reducer motor; 30, feeding pipe; 31, discharge port. DETAILED DESCRIPTION

[0019] The utility model will be described further in detail in combination with the drawings and specific implementation:

[0020] A specific embodiment of the sieving mechanism for preparing an antioxidant layer on the surface of conductive cloth according to this utility model is as follows: Figures 1 to 4 As shown, the device includes a frame 1, on which a screen bed 2 that moves vertically is guided and mounted. A drive mechanism for driving the screen bed 2 downward is provided on the frame 1. A return spring 18 for driving the screen bed 2 upward is provided between the frame 1 and the screen bed 2. A screen cylinder 4 located above the feed end of the screen bed 2 is rotatably mounted on the frame 1. The axis of the screen cylinder 4 extends along the width direction of the screen bed 2. The drive mechanism drives the screen cylinder 4 to rotate. A screw conveyor 26 coaxial with the screen cylinder 4 is fixedly connected to the frame 1. One end of the screw conveyor 26 extends into the screen cylinder 4, and the other end is located outside the screen cylinder 4. The lower side of the shell 27 inside the screen cylinder 4 of the screw conveyor 26 has several discharge ports 31 arranged along the length direction of the shell 27. The upper side of the shell 27 outside the screen cylinder 4 of the screw conveyor 26 has a feed pipe 30. The screen 3 on the screen bed 2 is arranged at an angle, with the feed end of the screen 3 located above the discharge end. Fixing parts 16 are provided at the four corners of the outer wall of the screen bed 2. A guide rod 17 is provided on the frame 1 directly below the fixing part 16. The fixing part 16 is provided with a guide hole that matches the guide rod 17. A baffle 19 is provided at the upper end of the guide rod 17. A spring 18 is fitted on the guide rod 17. The upper and lower ends of the spring 18 are fixedly connected to the frame 1 and the fixing part 16, respectively.

[0021] The drive mechanism includes a drive motor 7, a rotating shaft 15, a first driving pulley 8, a first driven pulley 9, a first synchronous belt 10, and a cam 14. The drive motor 7 is fixedly connected to the frame 1 via a fixing block 6. The rotating shaft 15 is rotatably mounted on the frame 1 via bearings. The axis of the rotating shaft 15 extends along the width direction of the screen bed 2. The rotating shaft 15 is located on the upper side of the screen bed 2. The first driving pulley 8 is fixedly connected to the output shaft of the drive motor 7. The first driven pulley 9 is fixedly connected to one end of the rotating shaft 15. The first synchronous belt 10 is wrapped around the first driving pulley 8 and the first driven pulley 9. There are two cams 14, which are fixedly connected to the two ends of the rotating shaft 15 respectively. The outer walls on both sides of the screen bed 2 are respectively provided with two matching contact plates 5 for the cams 14.

[0022] The screen cylinder 4 includes a screen cylinder section 20, a first connecting section 21 connected to one end of the screen cylinder section 20, and a second connecting section 22 connected to the other end of the screen cylinder section 20. Both the ends of the first connecting section 21 and the second connecting section 22 have sealing plates. The center of the sealing plate of the first connecting section 21 is fixedly connected to a central shaft 23, and the center of the sealing plate of the second connecting section 22 is fixedly connected to a central cylinder 24. The central shaft 23 and the central cylinder 24 are rotatably mounted on the frame 1 through bearings. One end of the screw conveyor 26 is coaxially inserted into the central cylinder 24. The screen cylinder section 20 is provided with a discharge port, and a discharge plate 25 that closes the discharge port is detachably connected to the screen cylinder section 20.

[0023] The driving mechanism comprises a second driving pulley 11, a second driven pulley 12 and a second synchronous belt 13, the second driving pulley 11 is fixedly connected on the output shaft of the driving motor 7, the second driven pulley 12 is fixedly connected on the end of the central shaft 23, and the second synchronous belt 13 is wound between the second driving pulley 11 and the second driven pulley 12. The screw conveyor 26 comprises a motor fixing seat 28 and a reduction motor 29, the motor fixing seat 28 is fixedly connected on one end of the shell 27 outside the screen cylinder 4, and the reduction motor 29 is fixedly connected on the motor fixing seat 28, and the output shaft of the reduction motor 29 is fixedly connected with the auger of the screw conveyor 26 through a shaft coupling.

[0024] The anti-oxidation layer powder falls into the screen cylinder 4 from the plurality of discharge ports 31 on the lower side of the shell 27 of the screw conveyor 26, and the anti-oxidation layer powder falls on a plurality of positions of the screen cylinder 4, so that the dispersion of the anti-oxidation layer powder on the screen cylinder 4 is improved, and the accumulation of a large amount of anti-oxidation layer powder is avoided. When the driving motor 7 is started, the driving motor 7 drives the screen cylinder 4 to rotate, and the screen bed 2 vibrates up and down under the action of the driving motor 7 and the return spring 18. The screen cylinder 4 performs primary screening on the anti-oxidation layer powder, and the screen bed 2 performs secondary screening on the anti-oxidation layer powder, so that the screening effect of the anti-oxidation layer powder is improved. When a large amount of large-particle anti-oxidation layer powder remains in the screen cylinder 4, the discharge plate 25 is removed, and the large-particle anti-oxidation layer powder is discharged. Compared with the prior art, the screening mechanism for preparing the anti-oxidation layer of the conductive cloth surface can disperse the anti-oxidation layer powder in the screen cylinder 4, avoids the block-shaped aggregation of the anti-oxidation layer powder, and enables the anti-oxidation layer powder to effectively pass through the screen mesh 3, thereby improving the screening efficiency of the anti-oxidation layer powder.

[0025] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A sieving mechanism for preparing an oxidation resistant layer on a conductive cloth surface, characterized by, The device includes a frame on which a screen bed that moves vertically is guided and mounted. A drive mechanism on the frame drives the screen bed downwards. A return spring between the frame and the screen bed causes the screen bed to move upwards. A screen cylinder located above the feed end of the screen bed is rotatably mounted on the frame. The axis of the screen cylinder extends along the width of the screen bed. The drive mechanism drives the screen cylinder to rotate. A screw conveyor coaxial with the screen cylinder is fixedly connected to the frame. One end of the screw conveyor extends into the screen cylinder, and the other end is located outside the screen cylinder. Several discharge ports arranged along the length of the casing inside the screen cylinder are located on the lower side of the casing of the screw conveyor. A feed pipe is located on the upper side of the casing outside the screen cylinder.

2. The sifting mechanism for the preparation of the oxidation resistant layer on the conductive cloth surface according to claim 1, characterized in that, The screen on the screen bed is arranged at an angle, with the feed end of the screen located above the discharge end. Fixing components are provided at the four corners of the outer wall of the screen bed. A guide rod is provided on the frame directly below the fixing component. The fixing component is provided with a guide hole that matches the guide rod. A baffle is provided at the upper end of the guide rod.

3. The sieving mechanism for preparing the antioxidant layer on the surface of conductive cloth according to claim 1, characterized in that, The drive mechanism includes a drive motor, a rotating shaft, a first driving pulley, a first driven pulley, a first synchronous belt, and cams. The motor is fixedly connected to the frame via a fixing block. The rotating shaft is rotatably mounted on the frame via bearings. The axis of the rotating shaft extends along the width of the screen bed. The rotating shaft is located on the upper side of the screen bed. The first driving pulley is fixedly connected to the output shaft of the drive motor. The first driven pulley is fixedly connected to one end of the rotating shaft. The first synchronous belt is wrapped around the first driving pulley and the first driven pulley. There are two cams, which are respectively fixedly connected to both ends of the rotating shaft. Two cam-matching contact plates are respectively provided on the outer walls of both sides of the screen bed.

4. The sieving mechanism for preparing the antioxidant layer on the surface of conductive cloth according to claim 3, characterized in that, The screen cylinder includes a screen cylinder section, a first connecting section connected to one end of the screen cylinder section, and a second connecting section connected to the other end of the screen cylinder section. Both the first connecting section and the second connecting section have sealing plates at their ends. A central shaft is fixedly connected to the center of the sealing plate of the first connecting section, and a central cylinder is fixedly connected to the center of the sealing plate of the second connecting section. The central shaft and the central cylinder are rotatably mounted on the frame via bearings. One end of the screw conveyor is coaxially inserted into the central cylinder. The screen cylinder section is provided with a discharge port, and a discharge plate that closes the discharge port is detachably connected to the screen cylinder section.

5. The sieving mechanism for preparing the antioxidant layer on the surface of conductive cloth according to claim 4, characterized in that, The drive mechanism includes a second driving pulley, a second driven pulley, and a second synchronous belt. The second driving pulley is fixedly connected to the output shaft of the drive motor, the second driven pulley is fixedly connected to the end of the central shaft, and the second synchronous belt is wrapped around the second driving pulley and the second driven pulley.

6. The sieving mechanism for preparing the antioxidant layer on the surface of conductive cloth according to claim 1, characterized in that, The screw conveyor includes a motor mounting base and a geared motor. The motor mounting base is fixedly connected to one end of the housing located outside the screen cylinder. The geared motor is fixedly connected to the motor mounting base. The output shaft of the geared motor is fixedly connected to the auger of the screw conveyor through a coupling.

Images