CN219448731U

CN219448731U - Edge locking device for PVDF membrane processing

Info

Publication number: CN219448731U
Application number: CN202223324014.8U
Authority: CN
Inventors: 文仔红; 杨鸿程; 刘侃; 甄万清; 聂福
Original assignee: Jiaxing Gaozheng New Material Technology Co ltd
Current assignee: Jiaxing Gaozheng New Material Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-08-01
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a serging device for machining PVDF (polyvinylidene fluoride) films, which belongs to the technical field of machining PVDF films and comprises a workbench, a serging machine body, a film outlet and a charging barrel, wherein a straight plate is fixed at the bottom end of the workbench through two supporting plates and provided with a cutting mechanism, and an adjusting mechanism and a winding mechanism are fixed at the top end of the straight plate; the winding mechanism comprises a first square frame, two first hydraulic cylinders and a movable plate, wherein a winding roller is arranged in the first square frame, a first groove is formed in the inner wall of the winding roller, a first gear is fixed at one end of the winding roller, the first groove is connected with a second gear through a first driving motor, two straight rods are fixed at the top end of the movable plate and are provided with compression rollers, a second groove is formed in the bottom end of each straight rod and is provided with a connecting rod, one end of each connecting rod is fixedly provided with a circular tube, and the other end of each connecting rod is connected with the corresponding second groove through two springs; by using the device, the PVDF film on the winding roller is pressed by the pressing roller, so that the tailing of the PVDF film is wound well, and the winding effect is not influenced due to the fact that the tailing is scattered.

Description

Edge locking device for PVDF membrane processing

Technical Field

The utility model relates to the field of PVDF membrane processing, in particular to a serging device for PVDF membrane processing.

Background

The PVDF film, namely the polyvinylidene fluoride film, is a solid phase support commonly used in a western blotting method, can be used for protecting a back plate for solar photovoltaic, and has excellent corrosion resistance and ultraviolet resistance; PVDF membranes are hydrophobic and have small and large membrane pore sizes, with the membrane pore sizes decreasing, the more strongly the membrane binds to low molecular weight proteins.

The current chinese patent with publication number CN213950062U discloses a novel film serging machine, and it includes feed cylinder, serging machine main part, play membrane mouth and mounting bracket, the upper end of serging machine main part is provided with the feed cylinder, one side of serging machine main part is provided with out the membrane mouth, the bottom of serging machine main part is provided with the mounting bracket, the inside of mounting bracket is provided with adjusts the rolling subassembly, it includes support frame, lead screw, dancer roll, regulation pole, slider and conical gear to adjust the rolling subassembly, wherein, the inside even interval symmetry of mounting bracket is provided with the support frame, be provided with the dancer roll between the support frame.

The inventors considered that there are the following problems with respect to the above related art: above-mentioned wind-up roll does not have hold-down mechanism, and this can lead to the wind-up roll to the unable rolling of tail material be intact to influence its rolling effect.

Disclosure of Invention

The utility model aims to provide a serging device for PVDF film processing, which solves the problem that the winding effect of a winding roller cannot be affected due to the fact that the winding roller cannot wind tailing perfectly in the existing serging device without a pressing mechanism.

In order to solve the technical problems, the utility model provides a serging device for PVDF membrane processing, which comprises a workbench, wherein the top end of the workbench is provided with a serging machine body, the bottom end of the workbench is fixedly provided with a straight plate through two supporting plates and is provided with a cutting mechanism, one side of the serging machine body is provided with a membrane outlet, the other side of the serging machine body is provided with a charging barrel, and the top end of the straight plate is fixedly provided with an adjusting mechanism and a winding mechanism;

the winding mechanism comprises a first square frame, wherein first bearings are fixed on two inner walls of the first square frame, a winding roller is arranged in the first square frame, a first groove is formed in the inner wall of the first square frame, two ends of the winding roller are connected with the first bearings, a first gear is fixed at one end of the winding roller, a first driving motor is installed in the first groove, and the output end of the first driving motor is connected with a second gear which is in meshed transmission with the first gear; the inner side of the top end of the first square frame is also fixedly provided with two first hydraulic cylinders, the piston rods of the first hydraulic cylinders are connected with a movable plate, the top end of the movable plate is fixedly provided with two straight rods and is provided with a pinch roller, the bottom ends of the two straight rods are respectively provided with a second groove and are respectively provided with a connecting rod, one ends of the connecting rods are respectively fixedly provided with round tubes which are respectively connected with two ends of the pinch roller in a sliding mode, and the other ends of the connecting rods are respectively extended into the second grooves and are connected with the second grooves through two springs.

Optionally, the adjusting mechanism comprises a second square frame, an adjusting roller and a driving plate are arranged in the second square frame, a third groove is formed in each of two inner walls of the second square frame, a sliding rod is fixed in each third groove, sliding pipes which are in sliding connection with the sliding rods are fixed at two ends of the adjusting roller through rotating shafts, two supporting rods are fixed at the top ends of the driving plate, two first connecting blocks are fixed at the bottom ends of the driving plate, a sliding ring which is in sliding connection with the rotating shafts is fixed at the other ends of the two supporting rods, and driving rods are movably connected to the two first connecting blocks through the first rotating shafts; the inner side of the bottom end of the second square frame is provided with a fourth groove, one side wall of the fourth groove is provided with a fifth groove, a second driving motor is installed in the fifth groove, the output end of the second driving motor is connected with a first screw, the first screw is fixed with a second screw through a spacer, the first screw and the second screw are oppositely arranged in a threaded manner and are connected with a moving block in a threaded manner, and the other end of the moving block is movably connected with the other end of the driving rod through a second rotating shaft.

Optionally, the cutting mechanism includes flexible cylinder, flexible cylinder transversely is fixed in the workstation bottom, and its telescopic link is connected with the movable block, movable block bottom mounting has the second pneumatic cylinder, and its piston rod is connected with the mount pad, the mount pad bottom is connected with cuts the cutter.

Optionally, a cooling roller is further installed at the top end of the workbench.

Optionally, a second bearing is fixed on the other side wall of the fourth groove, and the second bearing is connected with the other end of the second screw.

The utility model provides a serging device for PVDF membrane processing, which comprises a workbench, a serging machine body, a membrane outlet and a charging barrel, wherein a straight plate is fixed at the bottom end of the workbench through two support plates and provided with a cutting mechanism, and an adjusting mechanism and a winding mechanism are fixed at the top end of the straight plate; the winding mechanism comprises a first square frame, two first hydraulic cylinders and a movable plate, wherein a winding roller is arranged in the first square frame, a first groove is formed in the inner wall of the winding roller, a first gear is fixed at one end of the winding roller, the first groove is connected with a second gear through a first driving motor, two straight rods are fixed at the top end of the movable plate and are provided with compression rollers, a second groove is formed in the bottom end of each straight rod and is provided with a connecting rod, one end of each connecting rod is fixedly provided with a circular tube, and the other end of each connecting rod is connected with the corresponding second groove through two springs; by using the device, the PVDF film on the winding roller is pressed by the pressing roller, so that the tailing of the PVDF film is wound well, and the winding effect is not influenced due to the fact that the tailing is scattered.

Drawings

FIG. 1 is a schematic diagram of a serging device for PVDF membrane processing;

FIG. 2 is a schematic view of an adjusting mechanism according to the present utility model;

FIG. 3 is a schematic structural view of a winding mechanism provided by the utility model;

FIG. 4 is an enlarged view of A in FIG. 3;

fig. 5 is a schematic structural view of a cutting mechanism provided by the utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The utility model provides a serging device for PVDF film processing, the structure of which is shown in figures 1-4, comprising a workbench 1, wherein the top end of the workbench 1 is provided with a serging machine body 2, the bottom end is fixed with a straight plate 6 through two support plates 3 and is provided with a cutting mechanism, one side of the serging machine body 2 is provided with a film outlet 4, the other side is provided with a charging barrel 5, and the top end of the straight plate 6 is fixed with an adjusting mechanism 7 and a winding mechanism 8; the winding mechanism 8 comprises a first square frame 49, first bearings 28 are fixed on two inner walls of the first square frame 49, a winding roller 29 is arranged in the winding mechanism, first grooves 30 are formed in the inner walls of the winding mechanism, two ends of the winding roller 29 are connected with the first bearings 28, one end of each winding roller is further fixed with a first gear 31, a first driving motor 32 is installed in each first groove 30, the output end of each first groove is connected with a second gear 33 meshed with the first gear 31, two first hydraulic cylinders 34 are further fixed on the inner sides of the top ends of the first square frame 49, piston rods of the first hydraulic cylinders 34 are connected with a movable plate 35, two straight rods 37 are fixed on the top ends of the movable plate 35 and provided with a compression roller 36, two connecting rods 39 are arranged at the bottom ends of the straight rods 37, round tubes 40 which are respectively connected with two ends of the compression roller 36 in a sliding mode are fixed at one end of each connecting rod 39, the other ends of the connecting rods extend into the second grooves 38 and are connected with the second grooves 41 through two springs 41, the piston rods 35 are driven by the two first hydraulic cylinders 34 to move downwards, and the piston rods 35 are driven by the two first hydraulic cylinders 34 to move downwards, so that the two connecting rods 39 always act on the compression rollers 41 of the compression roller 29. With the edge locking device for PVDF film processing, the PVDF film on the winding roller 29 is pressed by the pressing roller 36, so that the tailing is completely wound, and the winding effect is not affected due to the fact that the tailing is scattered.

Specifically, the adjusting mechanism 7 includes a second frame 50, an adjusting roller 10 and a driving plate 11 are disposed in the second frame 50, a third groove 9 is formed in both inner walls of the second frame, a sliding rod 12 is fixed in the third groove 9, sliding pipes 14 slidably connected with the sliding rod 12 are fixed at both ends of the adjusting roller 10 through a rotating shaft 13, two supporting rods 15 are fixed at the top end of the driving plate 11, two first connecting blocks 17 are fixed at the bottom end of the driving plate, a slip ring 16 slidably connected with the rotating shaft 13 is fixed at the other ends of the two supporting rods 15, and driving rods 19 are movably connected with the two first connecting blocks 17 through a first rotating shaft 18; the inner side of the bottom end of the second square frame 50 is provided with a fourth groove 20, one side wall of the fourth groove 20 is provided with a fifth groove 21, a second driving motor 22 is installed in the fifth groove 21, the output end of the second driving motor is connected with a first screw rod 23, the first screw rod 23 is fixedly provided with a second screw rod 25 through a spacer block 24, the first screw rod 23 and the second screw rod 25 are oppositely arranged in a threaded manner and are respectively connected with a moving block 26 in a threaded manner, the moving blocks 26 are movably connected with the other end of the driving rod 19 through a second rotating shaft 27, the output end of the second driving motor 22 drives the first screw rod 23 and the second screw rod 25 to rotate, so that one ends of the driving rods 19 simultaneously move outwards or inwards, and at the moment, the other ends of the driving rods 19 drive the driving plates 11 to drive the adjusting roller 10 to move up and down through the supporting rods 15 to adjust positions.

Specifically, the cutting mechanism includes a telescopic cylinder 42, the structure of which is shown in fig. 5, the telescopic cylinder 42 is transversely fixed at the bottom end of the workbench 1, a telescopic rod of the telescopic cylinder is connected with a movable block 43, the bottom end of the movable block 43 is fixed with a second hydraulic cylinder 44, a piston rod of the movable block is connected with a mounting seat 45, the bottom end of the mounting seat 45 is connected with a cutting knife 46, the piston rod of the second hydraulic cylinder 44 drives the cutting knife 46 to move downwards to be in contact with the PVDF film, and at this time, the telescopic cylinder 42 is started, and the telescopic rod of the telescopic cylinder drives the cutting knife 46 to move horizontally to cut.

Further, a cooling roller 47 is mounted on the top of the table 1 to cool the PVDF film.

Further, a second bearing 48 is fixed on the other side wall of the fourth groove 20, and the second bearing 48 is connected to the other end of the second screw 25, and is used for supporting the second screw 25 to rotate.

In summary, the piston rods of the two first hydraulic cylinders 34 drive the moving plate 35 to move downward, so that the two connecting rods 39 always drive the pressing roller 36 to press the PVDF film on the wind-up roller 29 under the elastic action of the springs 41, so that the tail is completely wound, and the winding effect is not affected due to the fact that the tail is not scattered.

The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.

Claims

1. The utility model provides a PVDF membrane processing is with device of lockstitching a border, includes workstation (1), its characterized in that, workstation (1) top is equipped with lockstitching a border machine body (2), and the bottom is fixed with straight board (6) and is equipped with cutting mechanism through two backup pads (3), lockstitching a border machine body (2) one side is equipped with out membrane mouth (4), and the opposite side is equipped with feed cylinder (5), straight board (6) top is fixed with adjustment mechanism (7) and winding mechanism (8);

the winding mechanism (8) comprises a first square frame (49), wherein first bearings (28) are fixed on two inner walls of the first square frame (49), a winding roller (29) is arranged in the winding mechanism, a first groove (30) is formed in the inner wall of the winding mechanism, two ends of the winding roller (29) are connected with the first bearings (28), a first gear (31) is fixed at one end of the winding mechanism, a first driving motor (32) is installed in the first groove (30), and a second gear (33) which is in meshed transmission with the first gear (31) is connected to the output end of the first driving motor; the inner side of the top end of the first square frame (49) is also fixedly provided with two first hydraulic cylinders (34), piston rods of the first hydraulic cylinders are connected with a movable plate (35), the top end of the movable plate (35) is fixedly provided with two straight rods (37) and provided with a compression roller (36), the bottom ends of the two straight rods (37) are respectively provided with a second groove (38) and a connecting rod (39), one ends of the two connecting rods (39) are respectively fixedly provided with round tubes (40) which are respectively connected with two ends of the compression roller (36) in a sliding mode, and the other ends of the connecting rods (39) are respectively extended into the second grooves (38) and are connected with the second grooves through two springs (41).

2. The edge locking device for PVDF membrane processing according to claim 1, characterized in that the adjusting mechanism (7) comprises a second square frame (50), an adjusting roller (10) and a driving plate (11) are arranged in the second square frame (50), a third groove (9) is formed in each inner wall, a sliding rod (12) is fixed in each third groove (9), sliding pipes (14) which are in sliding connection with the sliding rods (12) are fixed at two ends of the adjusting roller (10) through rotating shafts (13), two supporting rods (15) are fixed at the top ends of the driving plate (11), two first connecting blocks (17) are fixed at the bottom ends of the driving plate, sliding rings (16) which are in sliding connection with the rotating shafts (13) are fixed at the other ends of the two supporting rods (15), and driving rods (19) are movably connected to the two first connecting blocks (17) through first rotating shafts (18); the novel driving device is characterized in that a fourth groove (20) is formed in the inner side of the bottom end of the second square frame (50), a fifth groove (21) is formed in one side wall of the fourth groove (20), a second driving motor (22) is installed in the fifth groove (21), the output end of the second driving motor is connected with a first screw (23), the first screw (23) is fixedly provided with a second screw (25) through a partition block (24), the first screw (23) and the second screw (25) are oppositely arranged in a threaded mode, a moving block (26) is connected with the other end of the driving rod (19) through a second rotating shaft (27) in a threaded mode.

3. The serging device for machining PVDF film according to claim 1, wherein the cutting mechanism comprises a telescopic cylinder (42), the telescopic cylinder (42) is transversely fixed at the bottom end of the workbench (1), a telescopic rod of the telescopic cylinder is connected with a movable block (43), a second hydraulic cylinder (44) is fixed at the bottom end of the movable block (43), a piston rod of the second hydraulic cylinder is connected with a mounting seat (45), and a cutting knife (46) is connected at the bottom end of the mounting seat (45).

4. The serging device for PVDF film processing as set forth in claim 1, wherein a cooling roller (47) is further installed at the top end of the work table (1).

5. The serging device for machining a PVDF film according to claim 2, characterized in that a second bearing (48) is fixed to the other side wall of the fourth groove (20), and the second bearing (48) is connected to the other end of the second screw (25).