CN216606130U

CN216606130U - Multistage sieving mechanism is used in production of glass fiber chopped strand

Info

Publication number: CN216606130U
Application number: CN202123254930.4U
Authority: CN
Inventors: 范秀娟; 张杨; 张道盘; 范兴伟
Original assignee: Anhui Zhongxian New Material Co ltd
Current assignee: Anhui Zhongxian New Material Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-27
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a multistage screening device for producing chopped glass fiber yarns, which relates to the technical field of chopped yarn processing equipment and comprises a screen cabin, wherein the top end of the screen cabin is fixedly connected with a feed hopper, the bottom end of the screen cabin is fixedly connected with a discharge hopper, the upper end inside the screen cabin is provided with a screen plate vibrating mechanism, the bottom end inside the screen cabin is provided with a screen cylinder swinging mechanism, the screen plate vibrating mechanism comprises a vibrating motor and a vibrating screen plate, the vibrating screen plate can generate jolt vibration when the vibrating motor operates, the screen cylinder swinging mechanism comprises a rotating motor and a screen cylinder, the screen cylinder can generate reciprocating swing when the rotating motor operates, and the inner wall of the screen cylinder is provided with a plurality of layers of swinging screen plates. The glass fiber chopped strand screening machine is simple in structure, enhances the screening effect, screens glass fiber chopped strands with different sizes layer by layer, and is easy to popularize and apply.

Description

Multistage sieving mechanism is used in production of glass fiber chopped strand

Technical Field

The utility model relates to the technical field of chopped yarn processing equipment, and particularly discloses a multistage screening device for producing glass fiber chopped yarns.

Background

The glass fiber is an inorganic non-metallic material with excellent performance, has various types, has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but has the defects of crisp property and poor wear resistance, and is prepared by taking six kinds of ores of pyrophyllite, quartz sand, limestone, dolomite, borocalcite and boromagnesite as raw materials and carrying out processes of high-temperature melting, wire drawing, winding, weaving and the like, wherein the diameter of a monofilament is several micrometers to twenty micrometers, the glass fiber is usually used as a reinforcing material in a composite material, an electric insulating material, a heat insulation material, a circuit substrate and other fields of national economy, and the processing raw materials of glass fiber products need to be screened so as to screen the raw materials according to different particle sizes.

For example, chinese patent CN2020229926269 discloses an adjustable screening device for chopped yarn production, which comprises a screen bin, wherein four groups of guide rods are fixedly connected to the bottom of an inner cavity of the screen bin, a screen tray is movably connected to the guide rods, springs are wound on the outer sides of the guide rods, the springs are located between the screen tray and the bottom of the screen bin, a connecting rod is fixedly connected to the top of the screen tray, an ejector rod is fixedly connected to the top of the connecting rod, an ejector block is fixedly connected to the top of the ejector rod, a motor is fixedly installed at the top of the screen bin, an eccentric turntable is arranged at the top of the inner cavity of the screen bin, and the eccentric turntable is movably clamped with the ejector block; this sieving mechanism pushes away the door through electric telescopic handle with the push pedal forward the short cut yarn that will stay at the screen tray top, realizes the separation, and the reinforcing divides the sieve effect, but in the in-service use, what sieve out still has the granule that does not conform, leads to the screening effect relatively poor, can not satisfy the production demand.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a multistage screening device for producing glass fiber chopped yarns, which is used for overcoming the defects in the prior art.

The utility model is realized by the following technical scheme:

the utility model provides a multistage sieving mechanism is used in production of glass fiber chopped strand, includes the sieve storehouse, sieve storehouse top end fixedly connected with feeder hopper, hopper under its bottom fixedly connected with, the inside upper end in sieve storehouse is equipped with sieve oscillating mechanism, and its inside bottom is equipped with sieve section of thick bamboo swing mechanism, sieve oscillating mechanism includes vibrating motor and vibration sieve, vibration sieve can the vibration motor vibration of jolting takes place in the operation, sieve section of thick bamboo swing mechanism is including rotating motor and sieve section of thick bamboo, the sieve section of thick bamboo can the reciprocating swing takes place in the operation of rotating the motor, sieve section of thick bamboo inner wall is equipped with a plurality of layers of swing sieve.

The utility model is further arranged in that a screen frame sleeve bag is connected between the discharging hopper and the vibrating screen plate, and a screen drum sleeve bag is connected between the vibrating screen plate and the screen drum.

The utility model is further arranged in that two sides of the inner wall of the screen cabin are fixedly connected with fixing plates, the top ends of the fixing plates are provided with vibrating motors, the output ends of the vibrating motors are connected to the side ends of the vibrating screen plates, the side ends of the screen plates are fixedly connected with a plurality of side baffles, and the side baffles are connected with the fixing plates through vibrating springs.

The utility model is further set in that the inner wall of the screen cylinder is correspondingly and fixedly connected with a swing frame sleeve, two ends of a cross swing rod are respectively and rotatably connected in the swing frame sleeve, the bottom end of the outer edge of the swing frame sleeve is fixedly connected with a swing frame, the bottom end of the swing frame is rotatably connected with a linkage arm, the bottom end of the linkage arm is fixedly connected with a rotating shaft, and the rotating shaft is fixedly connected with an output shaft of a rotating motor.

The utility model is further arranged in that the outer edges of the other two ends of the cross-shaped swinging rod are respectively and rotatably connected with a connecting rod sleeve, the bottom end of the outer edge of the connecting rod sleeve is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a sleeve fixing frame, and the sleeve fixing frame is fixedly connected with the bottom end of the sieve bin.

The utility model is further arranged that the connecting rod sleeve is not in contact with the inner wall of the screen cylinder.

The utility model is further arranged in such a way that the side wall of the sieve bin is provided with an impurity cleaning opening, the impurity cleaning opening is positioned above the sieve plate vibrating mechanism, the side wall of the sieve bin is also provided with a material taking opening, and the material taking opening is positioned below the impurity cleaning opening.

The utility model has the following beneficial effects:

according to the utility model, the screen plate vibrating mechanism can be used for screening and cleaning impurities in the chopped glass fiber yarns, so that the blockage of the swinging screen plate caused by a large amount of impurities falling into the lower screen drum swinging mechanism can be avoided; the screen drum swing mechanism can be used for carrying out secondary screening on clean and qualified glass fiber chopped yarns, the screening effect is enhanced, the layers are screened layer by layer, the glass fiber chopped yarns with different sizes are screened out, and the screen drum swing mechanism is easy to popularize and apply.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a screen drum swing mechanism according to the present invention;

FIG. 3 is a schematic view of a first angular perspective structure of a portion of a screen drum swing mechanism according to the present invention;

FIG. 4 is a schematic diagram of a second angular perspective view of a portion of the screen drum oscillating mechanism of the present invention;

fig. 5 is a schematic perspective view of a sieve plate vibrating mechanism according to the present invention;

reference numbers in the figures: 1. screening a bin; 2. a feed hopper; 3. feeding a hopper; 4. an impurity cleaning port; 5. a sieve plate vibrating mechanism; 51. a vibration motor; 52. a screen frame; 521. vibrating the sieve plate; 53. a side dam; 54. a fixing plate; 55. a vibration spring; 6. a screen drum swing mechanism; 61. rotating the motor; 62. a cannula mount; 63. a connecting rod; 631. a connecting rod bushing; 64. a sleeve; 65. a rotating shaft; 66. a linkage arm; 67. a swing frame; 671. a swing frame bushing; 68. a cross swing lever; 69. a screen cylinder; 691. oscillating the sieve plate; 7. sleeving a bag by using a screen frame; 8. the screen drum is sleeved with a bag.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail with reference to the accompanying drawings 1-5, in conjunction with the embodiments.

Example 1

Referring to fig. 1, a multistage sieving mechanism is used in production of glass fiber chopped strand, including sieve storehouse 1, sieve 1 top fixedly connected with in storehouse is used for annotating the feeder hopper 2 of material, is used for the lower hopper 3 of the ejection of compact at sieve 1 bottom fixedly connected with in storehouse, and feeder hopper 2 and play hopper 3 and sieve storehouse 1 homogeneous phase intercommunication are equipped with sieve vibrating mechanism 5 in sieve 1 inside upper end and near feeder hopper 2 department, are equipped with sieve section of thick bamboo swing mechanism 6 in the bottom in sieve storehouse 1.

Referring to fig. 2-4, the screen drum swing mechanism 6 includes a rotating motor 61 and a screen drum 69, the rotating motor 61 is fixedly connected to the center of the bottom end of the screen chamber 1, an output shaft of the rotating motor 61 is fixedly connected with a rotating shaft 65, a sleeve 64 is rotatably sleeved on the outer edge of the rotating shaft 65, a sleeve fixing frame 62 is further fixedly connected to the bottom end of the screen chamber 1, one end of the sleeve 64, which is far away from the rotating motor 61, penetrates through the top end of the sleeve fixing frame 62 and extends to the outside of the sleeve fixing frame 62, connecting rods 63 are respectively and fixedly connected to both sides of the top end of the sleeve fixing frame 61, a connecting rod sleeve 631 is fixedly connected to the top end of the connecting rod 63, a linkage arm 66 is fixedly connected to one end of the rotating shaft 65, which is far away from the rotating motor 61, a swing frame 67 is rotatably connected to one side of the top end of the linkage arm 66, which is far away from the rotating shaft 65, and the swing frame 67 can rotate 360 degrees along the top end of the linkage arm 66, the top ends of the branch rods of the swing frame 67 are fixedly connected with swing frame sleeves 671, one open end of each swing frame sleeve 671 is fixedly connected to the inner wall of the screen cylinder 69, a cross swing rod 68 is arranged inside the screen cylinder 69, the four branch frames of the cross swing rod 68 are respectively and rotatably connected with the connecting rod sleeve 631 and the swing frame sleeves 671, the connecting rod sleeve 631 is not in contact with the inner wall of the screen cylinder 69, and a plurality of swing screen plates 691 are fixedly connected to the inner wall of the screen cylinder 69 and above the cross swing frame 68.

Referring to fig. 5, the above-mentioned sieve plate vibrating mechanism 5 includes vibrating motor 51 and fixed plate 54, fixed plate 54 fixed connection is in sieve storehouse 1 inner wall both sides, be provided with vibrating motor 51 at fixed plate 54 top level, be equipped with reel 52 in sieve storehouse 1 inside, the both sides end of reel 52 just is located a plurality of side shields 53 of fixed plate 54 top fixedly connected with, at side shield 53 bottom fixedly connected with vibrating spring 55, the lower extreme of vibrating spring 55 and fixed plate 54 top fixed connection, vibrating motor 51's output shaft and reel 52's side are connected, make reel 52 can vibrate under vibrating motor 51's effect, at reel 52 inner wall fixedly connected with vibration sieve plate 521.

In order to prevent the glass fiber chopped yarns from scattering around in the screening process, the lower end of the feed hopper 2 is connected with the top end of the screen frame 52 through a screen frame sleeve bag 7 (not shown in the figure), the lower end of the screen frame 52 is connected with the top end of the screen cylinder 69 through a screen cylinder sleeve bag 8 (not shown in the figure), and in order to prevent the screen cylinder 69 from causing the screen cylinder sleeve bag 8 to twist and knot in the swinging process, the screen cylinder sleeve bag 8 is rotatably connected with the top end of the screen cylinder 69.

In order to conveniently clean impurities screened and cleaned by the sieve plate vibrating mechanism 5 in time, the side wall of the sieve bin 1 is provided with an impurity cleaning port 4, the impurity cleaning port 4 is positioned above the sieve plate vibrating mechanism 5, and the sieve frame sleeve bag 7 is detachably connected with the sieve frame 52.

In order to take out the larger chopped glass fiber yarns screened by the screen drum swinging mechanism 6, a material taking port 41 is further formed in the side wall of the screen bin 1, the height of the material taking port 41 and the size of the material taking port 41 can be adjusted according to the convenience degree of material taking, and the screen drum sleeve bag 8 is detachably connected with the screen drum 69.

In the in-service use, can set up the number of piles according to swing sieve 691, set up a plurality of through-holes on a sieve section of thick bamboo 69 as the circumstances, conveniently get the material and clear up the sieve mesh.

The working principle is as follows:

adding glass fiber chopped yarns to be processed into a screen bin 1 through a feed hopper, sliding down onto a vibrating screen plate 521 through a screen frame pocket 7, starting a vibrating motor 51 at the moment, driving a screen frame 52 to vibrate, enabling the vibrating screen plate 521 to vibrate synchronously, screening and processing impurities in the glass fiber chopped yarns, sliding qualified glass fiber chopped yarns after primary screening out from screen holes on the vibrating screen plate 521 and sliding down onto a vibrating screen plate 691 through a screen barrel pocket 7, starting a rotating motor 61 at the moment, driving a rotating shaft 65 to rotate synchronously through an output shaft of the rotating motor 61, enabling a linkage arm 66 to rotate under the action of the rotating shaft 65, driving a swinging frame 67 to swing along the top end of the linkage arm 66, and enabling a swinging frame sleeve fixedly connected to the swinging frame 67 to be fixedly connected with the inner wall of a screen barrel 69, and enabling a connecting rod sleeve fixedly connected to a connecting rod 63 to be not in contact with the inner wall of the screen barrel 69, therefore, when the swing frame 67 swings, the cross swing rod 69 is driven to swing, so that the screen cylinder 69 swings, the swing screen plate 691 swings synchronously, the secondary screening effect is achieved, the screening effect is enhanced, the layers are screened layer by layer, and the glass fiber chopped strands with different sizes are screened out.

It should be noted that the terms "mounted," "disposed," "provided," and "connected" in the embodiments of the present invention should be interpreted broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multistage sieving mechanism is used in production of glass fiber chopped strand, includes the sieve storehouse, sieve storehouse top end fixedly connected with feeder hopper, its characterized in that under its bottom fixedly connected with: the inside upper end in sieve storehouse is equipped with sieve vibration mechanism, and its inside bottom is equipped with a sieve section of thick bamboo swing mechanism, sieve vibration mechanism includes vibrating motor and vibration sieve, the vibration sieve can the vibration motor vibration of jolting takes place during the operation, a sieve section of thick bamboo swing mechanism is including rotating motor and a sieve section of thick bamboo, a sieve section of thick bamboo can rotate motor operation and take place reciprocal swing, a sieve section of thick bamboo inner wall is equipped with a plurality of layers of swing sieve.

2. The multistage screening device for producing the glass fiber chopped yarns according to claim 1, wherein a screen frame sleeve bag is connected between the blanking hopper and the vibrating screen plate, and a screen drum sleeve bag is connected between the vibrating screen plate and the screen drum.

3. The multistage screening device for producing the glass fiber chopped yarns according to claim 1, wherein fixing plates are fixedly connected to two sides of the inner wall of the screen bin, a vibration motor is arranged at the top end of each fixing plate, the output end of the vibration motor is connected to the side end of the vibration screen plate, a plurality of side baffles are fixedly connected to the side end of the screen plate, and the side baffles are connected with the fixing plates through vibration springs.

4. The multistage screening device for producing the glass fiber chopped yarns according to claim 1, wherein a swing frame sleeve is fixedly connected to the inner wall of the screen cylinder correspondingly, two ends of a cross swing rod are rotatably connected to the inside of the swing frame sleeve respectively, a swing frame is fixedly connected to the bottom end of the outer edge of the swing frame sleeve, a linkage arm is rotatably connected to the bottom end of the swing frame, a rotating shaft is fixedly connected to the bottom end of the linkage arm, and the rotating shaft is fixedly connected to an output shaft of the rotating motor.

5. The multistage screening device for producing the glass fiber chopped yarns according to claim 4, wherein the outer edges of the other two ends of the cross-shaped swinging rod are respectively and rotatably connected with a connecting rod sleeve, the bottom end of the outer edge of the connecting rod sleeve is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a sleeve fixing frame, and the sleeve fixing frame is fixedly connected to the bottom end of the screen bin.

6. The multistage screening apparatus for producing chopped glass fiber yarns according to claim 5, wherein the connecting rod sleeve is not in contact with the inner wall of the screen cylinder.

7. The multistage screening device for producing the glass fiber chopped yarns according to claim 1, wherein impurity cleaning openings are formed in the side wall of the screen bin, the impurity cleaning openings are located above the screen plate vibrating mechanism, material taking openings are further formed in the side wall of the screen bin, and the material taking openings are located below the impurity cleaning openings.