CN116039038A - Double-deck vacuum hopper feeding system of transparent soft door curtain of PVC and device thereof - Google Patents

Abstract

The invention relates to the technical field of door curtain production, and discloses a PVC transparent soft door curtain double-layer vacuum hopper feeding system and a device thereof.

Description

A PVC transparent soft door curtain double-layer vacuum hopper feeding system and its device

technical field

The invention relates to the technical field of door curtain production, in particular to a PVC transparent soft door curtain double-layer vacuum hopper feeding system and a device thereof.

Background technique

PVC transparent soft door curtain has the functions of cold preservation, heat preservation, energy saving, insect prevention, dustproof, windproof, moisturizing, fireproof, antistatic, anti-glare, anti-ultraviolet, sound insulation, lighting, safety warning, and accident prevention. It is suitable for cold storage, food, chemical industry , pharmaceutical, textile, electronics, machinery, printing, factories, workshops, hospitals, markets, restaurants and other industries and places, PVC transparent soft curtains need to ensure that the white powder of PVC transparent soft curtains is loaded and squeezed when loading and unloading during production. It is isolated from the air when it is discharged, and most of the existing loading and unloading devices cannot ensure that the PVC transparent soft curtain white powder is isolated from the air during feeding and extrusion, which will affect the quality of subsequent production.

Contents of the invention

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the present invention provides a PVC transparent soft curtain double-layer vacuum hopper feeding system and its device, capable of meeting the technical requirements for the white powder of PVC transparent soft curtain to be isolated from the air during feeding and extrusion , to ensure stable production and product quality of PVC transparent soft curtains, and solve the problem that most of the existing loading and unloading devices cannot ensure that the white powder of PVC transparent soft curtains is isolated from the air during feeding and extrusion, which will affect subsequent production Quality issues.

(2) Technical solution

In order to meet the above-mentioned technological requirements of insulating the white powder of the PVC transparent soft door curtain from the air during feeding and extrusion, and to ensure stable production and product quality of the PVC transparent soft door curtain, the present invention provides the following technical proposal: a PVC transparent soft door curtain Curtain double-layer vacuum hopper feeding system and its devices, including the lower vacuum hopper, the outer wall of the lower vacuum hopper is fixed with two anti-rotation level switches, the outer wall of the lower vacuum hopper is fixedly connected with a discharge pipe, and the outer wall of the lower vacuum hopper is fixed. The side is fixed with a fixed plate, and the lower vacuum tube is set on the fixed plate. The upper side of the fixed plate is fixedly connected with the upper vacuum hopper. The upper vacuum hopper is equipped with a pneumatic knife gate valve. The upper side of the upper vacuum hopper is fixedly connected with a vacuum suction machine. A feeding pipe is fixedly connected to the suction machine, an upper vacuum pipe is arranged on the vacuum suction machine, and a blowback pipe is arranged on the vacuum suction machine.

Preferably, a forced-feeding deceleration motor is fixedly installed on the upper side of the fixed plate, the output shaft of the forced-feeding deceleration motor moves through the fixed plate, and a rotating rod is fixedly installed on the lower end of the output shaft of the forced-feeding deceleration motor.

Preferably, four sets of connecting rods are fixedly installed on the outer wall of the rotating rod, four sets of connecting rods are provided with four oblique rods, and the four oblique rods are respectively fixedly connected with the four groups of connecting rods.

Preferably, a small rod is fixedly mounted on the lower end of the rotating rod, and a vertical rod is fixedly mounted on the small rod.

Preferably, two observation windows are provided on the side wall of the lower vacuum hopper, and glass plates a are fixedly installed in the two observation windows.

Preferably, moving rods are movable through the two glass plates a, glass plates b are fixedly installed on the rear ends of the two moving rods, and sealed soft bags are fixedly connected to the two glass plates b, and the two sealed soft bags The bags are respectively fixedly connected to the two glass plates a, and small tubes are movably sleeved on the two moving rods, and the two small tubes are respectively fixedly connected to the rear sides of the two glass plates a, and buffer rings are fixedly installed on the rear sides of the two small tubes , the two buffer rings are respectively movably socketed on the two moving rods, and the front ends of the two moving rods are fixedly equipped with movable rods.

Preferably, a movable pipe is movably socketed on each connecting rod, a square plate is fixedly installed on the outer wall of each movable pipe, a connecting block is fixedly installed on the inner wall of each movable pipe, and a connecting block is fixedly installed on the outer wall of each connecting rod. All are provided with arc-shaped wall grooves, and each connecting block is movably connected with each arc-shaped wall groove.

Preferably, a set of limit rings is fixedly installed on each of the slanting rods, movable columns are arranged between each set of limiting rings, and each movable column is movably socketed on each slanting rod, and each movable The columns are all attached to the inner wall of the lower vacuum hopper.

(3) Beneficial effects

Compared with the prior art, the present invention provides a PVC transparent soft curtain double-layer vacuum hopper feeding system and its device, which have the following beneficial effects:

1. The PVC transparent soft door curtain double-layer vacuum hopper feeding system and its device realize the vacuum in the lower vacuum hopper through the method of vacuuming, through the switching action of the upper vacuum hopper and the lower vacuum hopper for pressure maintenance and pumping. The degree of stability is stable, which meets the process requirements for the white powder of PVC transparent soft door curtain to be isolated from the air during feeding and extrusion, and ensures stable production and product quality of PVC transparent soft door curtain.

2. The PVC transparent soft curtain double-layer vacuum hopper feeding system and its device drive the rotating rod to rotate through the forced feeding deceleration motor, thereby driving the connecting rod and the inclined rod to rotate and stir, preventing agglomeration and bridging while promoting The material moves down, and at the same time, it can drive the small rod and the quick-drying machine to rotate, so as to avoid the blockage of the discharge point and cause the material to be unloaded. Through the two observation windows, it is convenient for the user to observe the internal material situation.

3. The PVC transparent soft curtain double-layer vacuum hopper feeding system and its device can drive the corresponding moving rod to move forward and backward through two forward and backward moving movable rods, thereby driving the corresponding glass plate b to move forward and backward, so that the The material attached to the glass plate b shakes down, so as to avoid the staff being unable to observe the internal material situation due to material adhesion, and the movable column can be driven along the lower vacuum hopper by the joint of the movable column with the inner wall of the lower vacuum hopper when the inclined rod rotates and moves The inner wall moves and rotates to scrape the material, and at the same time avoids scratching the vacuum hopper on the lower layer. The square plate can be tilted due to the resistance of the material when the connecting rod rotates, and due to the limit of the connecting block and the arc-shaped wall groove, the square plate will be in In the inclined state, the material can be squeezed downward with the rotation and movement of the connecting rod to promote unloading.

Description of drawings

Fig. 1 is the front structure schematic diagram of the present invention;

Fig. 2 is the sectional structure schematic diagram of lower layer vacuum hopper in Fig. 1 of the present invention;

Fig. 3 is the sectional three-dimensional structural schematic diagram of glass plate a in Fig. 1 of the present invention;

Fig. 4 is the schematic diagram of the three-dimensional structure of the oblique bar in Fig. 1 of the present invention;

Fig. 5 is a sectional three-dimensional schematic diagram of the connecting rod in Fig. 1 of the present invention.

In the figure: 1. Lower vacuum hopper; 2. Fixed plate; 3. Pneumatic knife gate valve; 4. Upper vacuum hopper; 5. Feeding pipe; 6. Vacuum suction machine; 7. Blowback pipe; 8. Upper vacuum pipe; 9 1. Forced feeding deceleration motor; 10. Lower vacuum tube; 11. Discharging tube; 12. Glass plate a; 13. Observation window; 14. Rotary resistance switch; 15. Rotary rod; Inclined rod; 18, small rod; 19, vertical rod; 20, arc-shaped wall groove; 21, connecting block; 22, square plate; 23, movable column; 24, limit ring; 25, sealed soft bag; 26, glass Plate b; 27, moving rod; 28, buffer ring; 29, small tube; 30, movable rod; 31, movable tube.

Detailed ways

The present invention will be described in further detail below in conjunction with accompanying drawing, and wherein same parts and components are represented by same reference sign, and it should be noted that words " front ", " rear ", " left ", " right " used in the following description , "upper" and "lower", "bottom" and "top" refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a particular component, respectively.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiment one

Please refer to Figures 1-2, the present invention provides a technical solution: a PVC transparent soft curtain double-layer vacuum hopper feeding system and its device, including a lower vacuum hopper 1, the outer wall of the lower vacuum hopper 1 is fixed and penetrated by two anti-rotation type material level switch 14, the outer wall of the lower vacuum hopper 1 is fixedly connected with a discharge pipe 11, the upper side of the lower vacuum hopper 1 is fixedly installed with a fixed plate 2, the fixed plate 2 is provided with a lower vacuum tube 10, and the upper side of the fixed plate 2 is fixedly connected There is an upper vacuum hopper 4, and a pneumatic knife gate valve 3 is arranged on the upper vacuum hopper 4. A vacuum suction machine 6 is fixedly connected to the upper side of the upper vacuum hopper 4. A feed pipe 5 is fixedly connected to the vacuum suction machine 6. The vacuum suction The machine 6 is provided with an upper vacuum tube 8, the vacuum suction machine 6 is provided with a blowback pipe 7, and the upper side of the fixed plate 2 is fixedly equipped with a forced-feeding deceleration motor 9, and the output shaft of the forced-feeding deceleration motor 9 moves through the fixed plate 2 , the lower end of the output shaft of the forced blanking deceleration motor 9 is fixedly equipped with a rotating rod 15, and the outer wall of the rotating rod 15 is fixedly installed with four groups of connecting rods 16, and four groups of connecting rods 16 are provided with four oblique rods 17, four oblique rods 17 are fixedly connected with four sets of connecting rods 16 respectively, including the upper vacuum hopper 4 and the lower vacuum hopper 1. The upper vacuum hopper 4 is mainly used for vacuum pumping and pressure maintaining. The upper cover part is equipped with a blowback mechanism to prevent the powder from blocking the vacuum. Pumping and dust removal cloth bags, back blowing after each pumping, the lower vacuum hopper 1 is mainly used for main engine feeding, pressure maintaining, and stirring to prevent agglomeration and bridging, the stirring shaft passes through a closed bearing chamber and the upper part is forced down The material deceleration motor 9 is connected, and the upper and lower parts of the lower vacuum hopper 1 are equipped with a rotary-type material level switch 14 to prevent too much or too little material in the hopper. The upper vacuum hopper 4 and the lower vacuum hopper 1 have good sealing performance. The pneumatic knife gate valve 3 is connected. When the material level of the lower vacuum hopper 1 is lower than the lower material level switch 14, the vacuum pump of the upper vacuum hopper 4 starts to vacuumize. When the vacuum degree of the upper vacuum hopper 4 and the lower vacuum hopper 1 are balanced, the pneumatic Knife gate valve 3 is opened for refilling. When the material level is higher than the upper material level switch 14, the pneumatic knife gate valve 3 is closed to stop the feeding of the lower vacuum hopper 1. At this time, the upper vacuum hopper 4 starts pumping, ready for the next refilling For the preparation, use the method of vacuuming, through the pressure-holding and pumping switching actions of the upper vacuum hopper 4 and the lower vacuum hopper 1, the vacuum degree in the lower vacuum hopper 1 is stable, and the white powder of the PVC transparent soft door curtain is on the upper surface. Material and extruding are separated from the air to ensure stable production and product quality of the PVC transparent soft door curtain. A small rod 18 is fixedly installed at the lower end of the rotating rod 15, and a vertical rod 19 is fixedly installed on the small rod 18. The lower vacuum hopper 1 There are two observation windows 13 on the side wall, and glass plates a12 are fixedly installed in the two observation windows 13, and the rotating rod 15 is driven to rotate by the forced-feeding reduction motor 9, thereby driving the connecting rod 16 and the inclined rod 17 to rotate for stirring. While preventing agglomeration and bridging, it can promote the downward movement of the material, and at the same time, it can drive the small rod 18 and the quick-drying 19 to rotate, so as to avoid the blockage of the discharge place and cause the material to be unloaded. Through the two observation windows 13, it is convenient The user observes the condition of the internal materials.

When in use, the first step: through the upper vacuum hopper 4, it is mainly used for vacuum pumping and pressure maintenance. The upper cover part is equipped with a blowback mechanism to prevent the powder from clogging the vacuum pumping and dust removal bag. Blowing, the lower vacuum hopper 1 is mainly used for main engine feeding, pressure maintaining, and stirring to prevent caking and bridging. The stirring shaft is connected to the upper forced-feeding deceleration motor 9 through a closed bearing chamber. The upper and lower parts of the lower vacuum hopper 1 Each is equipped with a rotary-blocking material level switch 14 to prevent too much or too little material in the hopper. The upper vacuum hopper 4 and the lower vacuum hopper 1 are connected through a pneumatic knife gate valve 3 with good sealing performance. When the level is lower than the lower material level switch 14, the vacuum pump of the upper vacuum hopper 4 starts to vacuumize. When the vacuum degree of the upper vacuum hopper 4 and the lower vacuum hopper 1 are balanced, the pneumatic knife gate valve 3 is opened for feeding. When the material level is higher than When the upper material level switch is 14, the pneumatic knife gate valve 3 is closed, and the feeding of the lower vacuum hopper 1 is stopped. At this time, the upper vacuum hopper 4 starts to pump materials, and the preparation for the next feeding is done. Use the method of vacuuming to pass through the upper vacuum hopper. 4. The pressure-holding and pumping switching action of the lower vacuum hopper 1 realizes the stability of the vacuum degree in the lower vacuum hopper 1, and meets the technical requirements of PVC transparent soft door curtain white powder that is isolated from the air during feeding and extrusion, ensuring PVC transparent soft door curtain can stabilize production and product quality.

Step 2: Drive the rotary rod 15 to rotate through the forced feeding deceleration motor 9, thereby driving the connecting rod 16 and the inclined rod 17 to rotate and stir, preventing agglomeration and bridging while promoting the material to move downward, and at the same time driving the small rod 18 rotates with the quick-drying 19, so as to prevent the material from being unloaded due to the blockage of the discharge place, and the two observation windows 13 can facilitate the user to observe the situation of the internal material.

Embodiment two

On the basis of Embodiment 1, please refer to Fig. 1-Fig. 5, moving rods 27 are movable through the two glass plates a12, the rear ends of the two moving rods 27 are fixedly equipped with glass plates b26, and the two glass plates b26 Both are fixedly connected with sealed soft bags 25, and the two sealed soft bags 25 are respectively fixedly connected with the two glass plates a12, and the two moving rods 27 are movably socketed with small tubes 29, and the two small tubes 29 are connected with the two glass plates a12 respectively. The rear side is fixedly connected, and the rear sides of the two small tubes 29 are fixedly equipped with a buffer ring 28, and the two buffer rings 28 are respectively movably socketed on the two moving rods 27, and the front ends of the two moving rods 27 are fixedly installed with a movable rod 30 , each connecting rod 16 is movably socketed with a movable pipe 31, the outer side wall of each movable pipe 31 is fixedly equipped with a square plate 22, and the inner side wall of each movable pipe 31 is fixedly equipped with a connecting block 21, and each connecting rod The outer walls of 16 are all provided with arc-shaped wall grooves 20, and each connecting block 21 is movably connected with each arc-shaped wall groove 20, and a set of limit rings 24 are fixedly installed on each inclined rod 17, and each set of limit rings 24 are provided with movable columns 23, each movable column 23 is movably socketed on each inclined rod 17 respectively, and each movable column 23 is attached to the inner side wall of the lower vacuum hopper 1, and the movable rods are moved back and forth by two 30 can drive the corresponding moving rod 27 to move back and forth, so as to drive the corresponding glass plate b26 to move back and forth, so that the material attached to the glass plate b26 can be shaken down, thereby avoiding the staff from being unable to observe the internal material due to material adhesion If the movable column 23 is attached to the inner wall of the lower vacuum hopper 1, the inclined rod 17 can rotate and move to drive the movable column 23 to move and rotate along the inner wall of the lower vacuum hopper 1 to scrape the material, while avoiding scratching the lower vacuum hopper 1. The square plate 22 can be tilted due to the resistance of the material when the connecting rod 16 rotates, and due to the limitation of the connecting block 21 and the arc-shaped wall groove 20, the square plate 22 will be in a tilted state, so that it can rotate and move with the connecting rod 16 Squeeze the material down to facilitate unloading.

When in use, the corresponding moving rod 27 can be driven to move forward and backward by moving the movable rod 30 forward and backward, thereby driving the corresponding glass plate b26 to move forward and backward, so that the material attached to the glass plate b26 can be shaken off, thereby It can avoid material adhesion and cause the staff to be unable to observe the internal material situation. By fitting the movable column 23 with the inner wall of the lower vacuum hopper 1, the inclined rod 17 can be rotated and moved to drive the movable column 23 to move and rotate along the inner wall of the lower vacuum hopper 1 to scrape the material , and avoid scratching the lower vacuum hopper 1 at the same time, the square plate 22 can be tilted due to the resistance of the material when the connecting rod 16 rotates, and the square plate 22 will be tilted due to the limit of the connecting block 21 and the arc-shaped wall groove 20 state, so that the material can be squeezed downward to facilitate unloading as the connecting rod 16 rotates and moves.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a transparent soft curtain double-deck vacuum hopper feeding system of PVC and device thereof, includes lower floor's vacuum hopper (1), its characterized in that: the utility model discloses a vacuum feeder, including lower floor's vacuum hopper (1), lower floor's vacuum hopper (1) lateral wall fixed run through has two to hinder and revolve material level switch (14), lower floor's vacuum hopper (1) lateral wall fixedly connected with blowing pipe (11), lower floor's vacuum hopper (1) upside fixed mounting has fixed plate (2), be provided with down vacuum tube (10) on fixed plate (2), fixed plate (2) upside fixedly connected with upper vacuum hopper (4), be provided with pneumatic knife gate valve (3) on upper vacuum hopper (4), upper vacuum hopper (4) upside fixedly connected with vacuum suction machine (6), fixedly connected with inlet pipe (5) on vacuum suction machine (6), be provided with vacuum tube (8) on vacuum suction machine (6), be provided with blowback pipe (7) on vacuum suction machine (6).

2. The feeding system and the device thereof for the PVC transparent soft door curtain double-layer vacuum hopper according to claim 1 are characterized in that: the upper side of the fixed plate (2) is fixedly provided with a forced blanking speed reducing motor (9), an output shaft of the forced blanking speed reducing motor (9) movably penetrates through the fixed plate (2), and the lower end of the output shaft of the forced blanking speed reducing motor (9) is fixedly provided with a rotary rod (15).

3. The feeding system and the device thereof for the PVC transparent soft door curtain double-layer vacuum hopper according to claim 2 are characterized in that: four groups of connecting rods (16) are fixedly arranged on the outer side wall of the rotating rod (15), four diagonal rods (17) are arranged on the four groups of connecting rods (16), and the four diagonal rods (17) are fixedly connected with the four groups of connecting rods (16) respectively.

4. The feeding system and the device thereof for the PVC transparent soft door curtain double-layer vacuum hopper according to claim 2 are characterized in that: a small rod (18) is fixedly arranged at the lower end of the rotary rod (15), and a vertical rod (19) is fixedly arranged on the small rod (18).

5. The feeding system and the device thereof for the PVC transparent soft door curtain double-layer vacuum hopper according to claim 1 are characterized in that: two observation windows (13) are formed in the side wall of the lower-layer vacuum hopper (1), and glass plates a (12) are fixedly installed in the two observation windows (13).

6. The feeding system and the device thereof for the PVC transparent soft door curtain double-layer vacuum hopper as claimed in claim 5, wherein: two all run through on glass board a (12) movable rod (27), two equal fixed mounting of movable rod (27) rear end have glass board b (26), all fixedly connected with sealed soft bag (25) on two glass board b (26), two sealed soft bags (25) respectively with two glass board a (12) fixed connection, two movable rod (27) on all movable sleeve have tubule (29), two tubule (29) respectively with two glass board a (12) rear side fixed connection, the equal fixed mounting of rear side of two tubule (29) has buffer ring (28), two buffer ring (28) are movable sleeve respectively on two movable rod (27), two movable rod (30) are all fixed mounting in front end of movable rod (27).

7. A PVC transparent soft door curtain double vacuum hopper feeding system and apparatus thereof according to claim 3, wherein: every all movable sleeve has cup jointed movable tube (31) on connecting rod (16), and every movable tube (31) lateral wall all fixed mounting has square board (22), and every movable tube (31) inside wall all fixed mounting has connecting block (21), and arc wall groove (20) have all been seted up to every connecting rod (16) lateral wall, and every connecting block (21) respectively with every arc wall groove (20) swing joint.

8. A PVC transparent soft door curtain double vacuum hopper feeding system and apparatus thereof according to claim 3, wherein: and a group of limiting rings (24) are fixedly arranged on each inclined rod (17), movable columns (23) are arranged between each group of limiting rings (24), each movable column (23) is movably sleeved on each inclined rod (17), and each movable column (23) is attached to the inner side wall of the lower vacuum hopper (1).

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