阅读说明：本技术 一种塑料膜制备工艺 (Preparation process of plastic film ) 是由 严德雪 于 2021-09-23 设计创作，主要内容包括：本发明涉及塑料膜制备技术领域,更具体的说是一种塑料膜制备工艺,一种塑料膜制备工艺,该工艺包括以下步骤：步骤一：将泡沫板放置到塑料膜制备装置上,将泡沫板压紧；步骤二：将泡沫板切割成条状后运输到塑料薄膜的下端；步骤三：将塑料薄膜固定在两个泡沫条上；步骤四：对塑料薄膜进行切割,本装置能够在塑料膜上固定两个泡沫条,使得塑料膜和玻璃制品之间有一定的空间,这样在受到颗粒物撞击时,能对颗粒物进行缓冲更好的保护玻璃板。(The invention relates to the technical field of plastic film preparation, in particular to a plastic film preparation process, which comprises the following steps: the method comprises the following steps: placing the foam board on a plastic film preparation device, and pressing the foam board tightly; step two: cutting the foam board into strips and transporting the strips to the lower end of the plastic film; step three: fixing the plastic film on the two foam strips; step four: cutting plastic film, this device can fix two foam strips on the plastic film for there is certain space between plastic film and the glassware, when receiving the particulate matter striking, can cushion better protection glass board to the particulate matter like this.)

1. A preparation process of a plastic film is characterized by comprising the following steps: the process comprises the following steps:

the method comprises the following steps: placing the foam board on a plastic film preparation device, and pressing the foam board tightly;

step two: cutting the foam board into strips and transporting the strips to the lower end of the plastic film;

step three: fixing the plastic film on the two foam strips;

step four: and cutting the plastic film.

2. The process for the preparation of a plastic film according to claim 1, characterized in that: the plastic film preparation device comprises a placing box (1), two barrier plates (13) are fixed in the placing box (1), an cover plate (11) is hinged to the placing box (1), and a plurality of pressing blocks (12) are fixed on the cover plate (11).

3. The process for the preparation of a plastic film according to claim 2, characterized in that: the plastic film preparation device further comprises a connecting rod (16), the connecting rod (16) slides on the cover plate (11), and a plurality of cutting knives (19) are fixed on the connecting rod (16).

4. The process for the preparation of a plastic film according to claim 3, characterized in that: the plastic film preparation device further comprises two locking rods (17), wherein the two locking rods (17) slide on the cover plate (11), and the two locking rods (17) limit the connecting rod (16).

5. The process for the preparation of a plastic film according to claim 2, characterized in that: the plastic film preparation device also comprises a conveying plate (18), and the conveying plate (18) slides on the placing box (1).

6. The process for the preparation of a plastic film according to claim 5, characterized in that: the plastic film preparation device further comprises a push plate (21) and tightening plates (22), the push plate (21) is installed on the placing box (1) through a hydraulic cylinder, threaded rods (23) are fixed on the two tightening plates (22), and the two threaded rods (23) slide on the placing box (1).

7. The process for the preparation of a plastic film according to claim 2, characterized in that; the plastic film preparation device further comprises a support frame (31), the support frame (31) is installed on the placement box (1) through a hydraulic cylinder II, two driving shafts (32) are rotated on the support frame (31), and the two driving shafts (32) are both fixed with a grooving rod (33).

8. The process for the preparation of a plastic film according to claim 7, characterized in that: two slotted pole (33) are isosceles trapezoid structure hollow rod.

9. The process for the preparation of a plastic film according to claim 2, characterized in that: the plastic film preparation device further comprises a connecting frame (4) and a cutting frame (41), the connecting frame (4) is fixed on the placing box (1), the cutting frame (41) is fixed on the connecting frame (4) through a hydraulic cylinder III, and a fixing frame (42) slides on the cutting frame (41).

10. The process for the preparation of a plastic film according to claim 9, characterized in that: the plastic film preparation device further comprises two placing frames (43), the two placing frames (43) are fixed on the connecting frame (4) through a hydraulic cylinder IV, and the two placing frames (43) are provided with moving rods (44) in a sliding mode.

Technical Field

The invention relates to the technical field of plastic film preparation, in particular to a plastic film preparation process.

Background

The plastic film is used for packaging and used as a film coating layer, the share of plastic packaging and plastic packaging products on the market is increasing, particularly, the composite plastic flexible packaging is widely applied to the fields of food, medicine, chemical industry and the like, the products bring great convenience to the life of people, the plastic film is covered on the glass product when the plastic film is normally used for protecting the glass product, the glass product is prevented from being scratched or damaged when the glass product is transported, but the plastic film is attached on the glass product, only the glass product can be protected from being scratched, the glass product cannot be prevented from being impacted by particles to cause marks, and the protection performance of the glass product is single.

Disclosure of Invention

The invention aims to provide a plastic film preparation process, which can fix two foam strips on a plastic film.

The purpose of the invention is realized by the following technical scheme:

a process for preparing a plastic film, the process comprising the steps of:

the method comprises the following steps: placing the foam board on a plastic film preparation device, and pressing the foam board tightly;

step two: cutting the foam board into strips and transporting the strips to the lower end of the plastic film;

step three: fixing the plastic film on the two foam strips;

step four: and cutting the plastic film.

A plastic film preparation device comprises a placing box, a cover plate, pressing blocks, blocking plates, moving blocks, rotating rods, connecting rods, locking rods, a conveying plate and cutting knives, wherein the cover plate is hinged to the placing box, a plurality of knife grooves are uniformly formed in the cover plate, a plurality of pressing blocks are uniformly formed in the cover plate, the two blocking plates are both fixed on the placing box, a plurality of knife grooves are uniformly formed in the two blocking plates, the two moving blocks are both slid on the placing box, the two rotating rods are respectively rotated on the two moving blocks, the upper ends of the two rotating rods are both rotatably connected to the connecting rods, the connecting rods are slidably connected to the cover plate, the plurality of cutting knives are respectively slidably connected to the plurality of knife grooves in the cover plate, the plurality of cutting knives are all fixedly connected to the connecting rods, the two locking rods are both slidably connected to the cover plate, springs are arranged between the two locking rods and the cover plate, and the two locking rods are both used for limiting the sliding of the connecting rods, the transport plate is slidably connected to the placing box.

The plastic film preparation facilities includes the push pedal, the tightening plate, the threaded rod, screw ring and band pulley axle, the box is placed through the pneumatic cylinder installation to the push pedal, pneumatic cylinder drive push pedal carries out lateral shifting, two tightening plate difference fixed connection are on two threaded rods, two equal sliding connection of threaded rod are on placing the box, two screw ring all rotate to connect on placing the box, two threaded rods respectively with two screw ring between screw drive, the band pulley axle rotates to be connected on placing the box, belt drive between band pulley axle and two screw ring, the lower extreme of placing the box is equipped with a through-hole, the size of this through-hole is the same with two foam strip total cross-sectional areas.

The plastic film preparation device comprises a support frame, a driving shaft and a grooving rod, the support frame is installed on the placing box through a hydraulic cylinder II, the hydraulic cylinder II drives the support frame to move transversely, the two driving shafts are all rotated on the support frame, the two grooving rods are respectively and fixedly connected to the two driving shafts, and the two grooving rods are hollow rods of isosceles trapezoid structures.

Plastic film preparation facilities includes the link, the cutting frame, fixed frame, place frame and carriage release lever, link fixed connection is on placing the box, the cutting frame passes through pneumatic cylinder III and installs on the link, pneumatic cylinder III drive cutting frame longitudinal movement, fixed frame sliding connection is on the cutting frame, be equipped with the spring between cutting frame and the fixed frame, the lower extreme of cutting frame is provided with cutting tool, both ends are provided with the butt fusion device about fixed frame, two are placed the frame and install on the link through two pneumatic cylinder IV respectively, two pneumatic cylinder IV drive two respectively and place frame lateral shifting, two the inner of placing the frame all are equipped with the spout, two upper ends of placing the frame all are equipped with the mounting groove, two carriage release levers do not sliding connection respectively do not place on two place the frame, two carriage release levers and two are placed and are equipped with the spring between the frame respectively.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a flow chart of a plastic film manufacturing process of the present invention;

FIG. 2 is a schematic view of a housing box of the plastic film forming apparatus of the present invention;

FIG. 3 is a schematic view of a cover plate of the plastic film forming apparatus of the present invention;

FIG. 4 is a schematic view of a cutter for a plastic film producing apparatus according to the present invention;

FIG. 5 is a schematic view of a pusher plate of the plastic film forming apparatus of the present invention;

FIG. 6 is a schematic view of a holder for a plastic film producing apparatus according to the present invention;

FIG. 7 is a schematic view of a notch bar of the plastic film forming apparatus of the present invention;

FIG. 8 is a schematic view of a cutting frame of the plastic film forming apparatus according to the present invention;

FIG. 9 is a schematic view of a fixing frame of the plastic film producing apparatus of the present invention;

FIG. 10 is a schematic view of a placement frame of the plastic film manufacturing apparatus of the present invention;

FIG. 11 is a schematic view of a movement lever of the plastic film forming apparatus according to the present invention;

FIG. 12 is a schematic view of the entire plastic film producing apparatus of the present invention.

In the figure: a placing box 1; a cover plate 11; a compact block 12; a blocking plate 13; a moving block 14; rotating the rod 15; a connecting rod 16; a locking lever 17; a transport plate 18; a cutting knife 19; a push plate 21; tightening plate 22; a threaded rod 23; a threaded ring 24; a pulley shaft 25; a support frame 31; a drive shaft 32; a notch bar 33; a connecting frame 4; a cutting frame 41; a fixed frame 42; a placement frame 43; the rod 44 is moved.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1;

a process for preparing a plastic film, the process comprising the steps of:

the method comprises the following steps: placing the foam board on a plastic film preparation device, and pressing the foam board tightly;

step two: cutting the foam board into strips and transporting the strips to the lower end of the plastic film;

step three: fixing the plastic film on the two foam strips;

step four: and cutting the plastic film.

Two foam strips are fixed on the plastic film manufactured by the process, and grooves with isosceles trapezoid structures are arranged on the two foam strips;

normally, when a plastic film is used for protecting a glass product, the plastic film is covered on the glass product, the glass product is prevented from being scratched or damaged when the glass product is transported, but the plastic film is pasted on the glass product and only can protect the glass product from being scratched, the glass product cannot be prevented from being impacted by particles to cause traces, the protection performance of the glass product is single, two foam strips are fixed on the plastic film processed by the process and are fixed on the glass product, the plastic film is fixed on the two foam strips, a certain space is formed between the plastic film and the glass product, so that the plastic film can effectively prevent the glass product from being scratched when the glass product is transported, even if the glass product is impacted by the particles, the particles can be buffered, and the particles cannot directly impact the glass product, all be equipped with the groove of isosceles trapezoid structure on two foam strips, be convenient for fix two foam strips on the glass board for the use of this product is more convenient, can be more abundant effectual fixing on the glass board, avoids the foam strip to drop.

As shown in fig. 2-4;

the plastic film preparation device comprises a placing box 1, a cover plate 11, pressing blocks 12, blocking plates 13, moving blocks 14, rotating rods 15, connecting rods 16, locking rods 17, a conveying plate 18 and cutting knives 19, wherein the cover plate 11 is hinged on the placing box 1, a plurality of knife grooves are uniformly formed in the cover plate 11, a plurality of pressing blocks 12 are uniformly formed in the cover plate 11, the two blocking plates 13 are both fixed on the placing box 1, a plurality of knife grooves are uniformly formed in the two blocking plates 13, the two moving blocks 14 are both slid on the placing box 1, the two rotating rods 15 are respectively rotated on the two moving blocks 14, the upper ends of the two rotating rods 15 are both rotatably connected to the connecting rods 16, the connecting rods 16 are slidably connected to the cover plate 11, the cutting knives 19 are respectively slidably connected to the knife grooves in the cover plate 11, the cutting knives 19 are both fixedly connected to the connecting rods 16, and the two locking rods 17 are both slidably connected to the cover plate 11, springs are arranged between the two locking rods 17 and the cover plate 11, the two locking rods 17 limit the sliding of the connecting rod 16, and the conveying plate 18 is connected to the placing box 1 in a sliding manner;

the two moving blocks 14 are driven by a driving assembly to enable the two moving blocks 14 to move transversely, the driving assembly is composed of two lead screws and a speed reducing motor, the two lead screws are rotationally connected to the placing box 1, the two lead screws are in belt transmission, the speed reducing motor is fixedly connected to the placing box 1, one lead screw is fixedly connected to an output shaft of the speed reducing motor, and the two lead screws are in threaded transmission with the two moving blocks 14 respectively;

the transport plate 18 is driven by a hydraulic cylinder V to enable the transport plate 18 to move longitudinally;

the device can fix the foam board, the foam board is placed in the placing box 1, the two moving blocks 14 move to drive the two rotating rods 15 to rotate, the two rotating rods 15 rotate to drive the connecting rod 16 to move, but the connecting rod 16 is limited by the two locking rods 17 and cannot move, so the connecting rod 16 drives the cover plate 11 to rotate, the cover plate 11 rotates and covers the foam board, the foam board is fully fixed by the pressing blocks 12 on the cover plate 11, and the foam board is prevented from deforming when being cut, so that the shapes of a plurality of cut foam bars are different;

furthermore, after the cover plate 11 rotates, the cover plate contacts the placing box 1, the two locking rods 17 contact the placing box 1, so that the two locking rods 17 move relative to the cover plate 11, the two locking rods 17 lose the limitation on the connecting rod 16, at the moment, the two moving blocks 14 move to drive the two rotating rods 15 to move, the two rotating rods 15 move to drive the connecting rod 16 to move, the connecting rod 16 moves to drive the plurality of cutting knives 19 to move, and the plurality of cutting knives 19 move to uniformly cut the foam plate into a plurality of foam strips, so that the foam plate is convenient to use;

further, the cut foam strips are driven to be separated from the placing box 1 by the downward movement of the transporting plate 18.

As shown in fig. 5;

the plastic film preparation device further comprises a push plate 21, tightening plates 22, threaded rods 23, threaded rings 24 and a pulley shaft 25, the push plate 21 is installed on the placing box 1 through a hydraulic cylinder, the hydraulic cylinder drives the push plate 21 to move transversely, the two tightening plates 22 are fixedly connected to the two threaded rods 23 respectively, the two threaded rods 23 are connected to the placing box 1 in a sliding mode, the two threaded rings 24 are connected to the placing box 1 in a rotating mode, the two threaded rods 23 are in threaded transmission with the two threaded rings 24 respectively, the pulley shaft 25 is connected to the placing box 1 in a rotating mode, the pulley shaft 25 is in belt transmission with the two threaded rings 24, a through hole is formed in the lower end of the placing box 1, and the size of the through hole is the same as the total cross-sectional area of the two foam strips;

the belt wheel shaft 25 is driven by a speed reducing motor II, the speed reducing motor II is fixedly connected to the placing box 1, and the belt wheel shaft 25 is fixedly connected to an output shaft of the speed reducing motor II;

transport plate 18 drives a plurality of foam strips and removes the lower extreme of placing box 1, it removes two foam strips of drive to remove through push pedal 21, release two foam strips and place the lower extreme of box 1, band pulley axle 25 rotates and drives two screw rings 24 and rotate afterwards, two screw rings 24 rotate and drive two threaded rods 23 rebound, two threaded rods 23 rebound drive two tightening plate 22 rebound, two tightening plate 22 rebound just can push the foam strip at both ends in the middle of, make push pedal 21 can continue to release two foam strips, make and all release two foam strips at every turn, be convenient for orderly process the plastic film, make whole process swiftly orderly, need not the staff to put saving manpower and materials one by one to the foam strip simultaneously.

As shown in fig. 6-7;

the plastic film preparation device further comprises a support frame 31, driving shafts 32 and grooving rods 33, wherein the support frame 31 is installed on the placing box 1 through a hydraulic cylinder II, the hydraulic cylinder II drives the support frame 31 to move transversely, the two driving shafts 32 rotate on the support frame 31, the two grooving rods 33 are fixedly connected to the two driving shafts 32 respectively, and the two grooving rods 33 are hollow rods with isosceles trapezoid structures;

the two driving shafts 32 are respectively driven by two speed reducing motors III, the two speed reducing motors III are both fixedly connected to the supporting frame 31, and the two driving shafts 32 are respectively and fixedly connected to output shafts of the two speed reducing motors III;

this device can also process trapezoidal recess on the foam strip, can contact with two grooving pole 33 when two foam strips are pushed out by push pedal 21 for the recess is cut out to the outside of two foam strips, makes two foam strips overlap respectively on two grooving pole 33 simultaneously, makes two grooving pole 33 can fix two foam strips respectively, is convenient for transport and subsequent processing two foam strips through driving two grooving pole 33.

As shown in fig. 8-12;

the plastic film preparation device also comprises a connecting frame 4 and a cutting frame 41, the cutting device comprises a fixed frame 42, placing frames 43 and moving rods 44, wherein the connecting frame 4 is fixedly connected to the placing box 1, a cutting frame 41 is installed on the connecting frame 4 through a hydraulic cylinder III, the hydraulic cylinder III drives the cutting frame 41 to move longitudinally, the fixed frame 42 is connected to the cutting frame 41 in a sliding mode, a spring is arranged between the cutting frame 41 and the fixed frame 42, a cutting tool is arranged at the lower end of the cutting frame 41, welding devices are arranged at the left end and the right end of the fixed frame 42, the two placing frames 43 are installed on the connecting frame 4 through two hydraulic cylinders IV respectively, the two hydraulic cylinders IV drive the two placing frames 43 to move transversely respectively, sliding grooves are formed in the inner ends of the two placing frames 43, mounting grooves are formed in the upper ends of the two placing frames 43, the two moving rods 44 are respectively connected to the two placing frames 43 in a sliding mode, and springs are arranged between the two moving rods 44 and the two placing frames 43;

the plastic film passes through the space between the cutting frame 41 and the placing frames 43, foam strips with grooves are respectively placed in the two placing frames 43, at the moment, the cutting frame 41 moves downwards to drive the fixing frame 42 to move downwards, the fixing frame 42 moves downwards to paste the plastic film on the two placing frames 43, the two placing frames 43 are both provided with mounting grooves to expose the foam strips, the plastic film is pasted on the two foam strips, the plastic film is fixed on the two foam strips through two welding devices at the lower end of the fixing frame 42, at the moment, the cutting frame 41 continues to move downwards, the fixing frame 42 cannot continue to move, the cutting frame 41 continues to move downwards after the two springs are compressed, the cutting frame 41 continues to move downwards to enable a cutting tool on the cutting frame 41 to cut the plastic film, a square plastic film fixed on the two foam strips is cut, and the plastic film is cut after being fixed on the two foam strips to avoid the displacement or deformation of the plastic film, thereby improving the quality of the cut plastic film.

As shown in connection with figures 6-12,

the two driving shafts 32 rotate to drive the two grooving rods 33 to rotate, the two grooving rods 33 rotate to drive the two foam strips to rotate, grooves of the two foam strips are enabled to be inward, then the supporting frame 31 moves to drive the two foam strips to move, the two foam strips move to be respectively inserted into the two placing frames 43, the two foam strips are firstly contacted with inclined planes of the two moving rods 44, the two moving rods 44 move to two sides to compress springs, after the two foam strips completely enter the two placing frames 43, the acting force of the two springs pushes the two moving rods 44 to reset, at the moment, the two foam strips are fixed through the two grooving rods 33, the two foam strips are prevented from moving, a plastic film can be accurately fixed on the two foam strips, the plastic film is fixed on the two foam strips, the supporting frame 31 drives the two grooving rods 33 to reversely move to reset, when the two grooving rods 33 reversely move to reset, the two foam strips are blocked by the two moving rods 44 and can not move, make two foam strips break away from two grooving rods 33 and stay two and place frame 43 in, at this moment two place frame 43 inward movement for two foam strips contact, with the plastic film fifty percent discount simultaneously, avoid the inboard of plastic film to receive the pollution, the distance of taut two foam strips also is convenient for the staff to take off two foam strips.