A leveling device for processing PVC plastic film

Abstract

The present invention relates to a flattening device for processing PVC plastic film, comprising a base, wherein a first film guiding mechanism, a flattening mechanism, a second film guiding mechanism and a winding mechanism are sequentially installed on the top of the base. The present invention is provided with a flattening mechanism, wherein a first flattening assembly and a second flattening assembly are arranged in the flattening mechanism, and a first motor is driven to make two flattening rollers in the first flattening assembly flatten the plastic film, and then in combination with a second motor and a hot pressing roller arranged in the second flattening assembly, the hot pressing roller rotates accordingly under the drive of the second motor, and the surface of the plastic film can be flattened, so that the surface of the plastic film is well flattened, thereby improving functionality.

Description

Technical Field

[0001] The invention relates to the technical field of plastic film processing, in particular to a leveling device for processing PVC plastic film. Background Art

[0002] PVC plastic, also known as polyvinyl chloride plastic, is made by the polymerization of vinyl chloride monomers. It is one of the commonly used thermoplastic plastics. Its trade name is abbreviated as chlorine plastic. Polyvinyl chloride resin is a hard thermoplastic substance. Its decomposition temperature is very close to the plasticizing temperature, and its mechanical strength is poor. During the production and processing of PVC plastic film, due to production technology and other reasons, the film often becomes wrinkled and uneven, which not only affects the appearance quality, but also has an adverse effect on its subsequent performance.

[0003] The existing PVC plastic film processing leveling device squeezes the surface of the plastic film through a leveling roller to level it during use, but the leveling effect is low, and the existing leveling device is not convenient for adjusting the height of its leveling roller, so it can only level plastic films of a single size, and the functionality is insufficient. Summary of the invention

[0004] In order to solve the problems raised in the above background technology, the present invention provides a flattening device for processing PVC plastic film.

[0005] The present invention provides a PVC plastic film processing flattening device adopts the following technical solution:

[0006] A leveling device for processing PVC plastic film comprises a base, a first film guiding mechanism, a leveling mechanism, a second film guiding mechanism and a winding mechanism are sequentially installed on the top of the base, a first leveling assembly and a second leveling assembly are arranged in the leveling mechanism, the leveling mechanism comprises a fixed frame installed on the top of the base, the first leveling assembly comprises a first cylinder installed on the top of the fixed frame, the output end of the first cylinder is installed between the top of the support seat, sliders are arranged at both ends of the support seat, and the sliders move on the slide rod, the bottom end of the slide rod is connected to the bottom of the fixed frame, a first spring is arranged at a section of the slide rod, one end of the first spring is connected to the bottom of the fixed frame, and one end of the first spring is connected to the bottom of the fixed frame. The sliders are fixedly installed, and the other end of the first spring is installed with the bottom of the fixed frame, two symmetrical connecting rods are arranged on the two side walls of the support seat, a rotating leveling roller is installed between the two connecting rods, a first motor is installed on the top of the support seat, the output end of the first motor is installed between the first pulley, a first belt is installed between the first pulley and the second pulley, and one end of the second pulley is installed between the shaft rod at one end of one of the leveling rollers, the shaft rod at the other end of the leveling roller is installed between the third pulley, and a second belt is installed between the third pulley and a fourth pulley installed on the other leveling roller;

[0007] The second leveling assembly includes a second motor installed on the top of the support seat, the output end of the second motor is installed with the mounting assembly, the mounting assembly includes a mounting seat, both ends of the mounting seat are provided with movable fixed rods, and one end of the fixed rod is installed between the movable block, the movable block moves in the slide groove opened on the mounting seat, the other end of the fixed rod is installed between the connecting block, a second spring is provided at a section of the fixed rod, one end of the second spring is installed between the movable block, and the other end is installed between the inner wall of the slide groove, the hot pressing roller is installed between the two connecting blocks, and a plurality of fixing holes are also opened on the side wall of the mounting seat, and a spring pin is used to fix one of the fixing holes to the through hole opened on the movable block.

[0008] Preferably, a limiting assembly is also provided on the fixing frame, and the limiting assembly includes a second cylinder installed on the fixing frame, and the output end of the second cylinder is fixedly installed between the limiting bar, and the two ends of the limiting bar are arc-shaped, and an installation groove is opened on the inner wall of the limiting bar, and a plurality of guide wheels are installed in the installation groove.

[0009] Preferably, the first film guiding mechanism includes a support frame installed on the top of the base, a third cylinder is installed on the top of the support frame, the output end of the third cylinder is installed on the top of the U-shaped fixed frame, a first rotating traction roller is installed in the U-shaped fixed frame, and a second traction roller used in conjunction with the first traction roller is provided on the support frame.

[0010] Preferably, a dust suction assembly is installed on one side wall of the support frame, and the dust suction assembly includes a lower dust suction hood and a U-shaped support block, one end of the lower dust suction hood is installed on the support frame through a flange, one end of the U-shaped support block is installed between the flange and the side wall of the U-shaped fixing frame, the screw hole opened on the U-shaped support block is adapted to the screw rod, and one end of the screw rod is installed with a bearing and a bearing seat installed on the top of the upper dust suction hood through a bearing, two symmetrical limit rods are provided on the top of the upper dust suction hood, and one end of the limit rod passes through the through hole opened in the top of the U-shaped support block, and the air outlets on the upper dust suction hood and the lower dust suction hood are installed with the interface of the dust suction fan through a hose.

[0011] Preferably, the winding mechanism includes a winding frame and a winding roller installed on the top of the base, a third motor is installed on the outer wall of the winding frame, the output end of the third motor is installed between the mounting head, guide blocks are provided at both ends of the winding roller, and the guide blocks are inserted into the mounting grooves opened on the mounting head.

[0012] Preferably, a film pressing assembly is installed on the outer wall of the winding frame, and the film pressing assembly includes two L-shaped support blocks installed on the winding frame, a support rod is fixedly installed between the two L-shaped support blocks, two rotatable movable rods are arranged on the support rod, and a rotatable clamping roller is installed between the two movable rods.

[0013] In summary, the present invention includes the following beneficial technical effects:

[0014] The present invention is provided with a leveling mechanism, in which a first leveling component and a second leveling component are provided, and two leveling rollers in the first leveling component can rotate under the action of a first motor to level the plastic film, and in combination with the second leveling component, a second motor and a hot pressing roller are provided in the second leveling component, and the hot pressing roller rotates with the driving of the second motor to level the surface of the plastic film. The combination of the first leveling component and the second leveling component can well level the surface of the plastic film, thereby improving functionality;

[0015] The present invention drives the second cylinder to drive the limit bar to move forward and backward, so that the limit bar limits the plastic films of different sizes to prevent the plastic films from deflecting during the leveling process, and a guide wheel is arranged inside the limit bar, which can better guide the film;

[0016] The present invention provides a pressure roller on the winding mechanism. When the winding mechanism is winding, the pressure roller is in contact with the film being wound, so that the winding roller can prevent the plastic film from becoming hollow during the winding process, and the plastic film is closely in contact, thereby improving the winding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a flattening device for processing PVC plastic film in an embodiment of the present invention;

[0018] Figure 2 It is a structural schematic diagram of a leveling mechanism in an embodiment of the present invention;

[0019] Figure 3 is a schematic structural diagram of a second leveling assembly in an embodiment of the present invention;

[0020] Figure 4 is a schematic structural diagram of a position limiting assembly in an embodiment of the present invention;

[0021] Figure 5 is a structural schematic diagram of a first film guiding mechanism in an embodiment of the present invention;

[0022] Figure 6 It is a structural schematic diagram of a winding mechanism in an embodiment of the present invention;

[0023] Figure 7 In the embodiment of the present invention Figure 6 A magnified view of the structure in Figure 2.

[0024] Description of the accompanying drawings: 1. base; 2. fixing frame; 3. first cylinder; 4. second cylinder; 5. support frame; 6. third cylinder; 7. winding frame; 8. support seat; 9. slider; 10. slide bar; 11. first spring; 12. connecting rod; 13. leveling roller; 14. second pulley; 15. first belt; 16. first motor; 17. third pulley; 18. second belt; 19. second motor; 20. mounting seat; 21. slide groove; 22. movable block; 23. Fixed rod; 24, second spring; 25, connecting block; 26, hot pressing roller; 27, limiting strip; 28, guide wheel; 29, U-shaped fixed frame; 30, first traction roller; 31, second traction roller; 32, lower dust hood; 33, upper dust hood; 34, limiting rod; 35, U-shaped support block; 36, screw; 37, winding roller; 38, guide block; 39, mounting head; 40, third motor; 41, L-shaped support block; 42, support rod; 43, movable rod; 44, clamping roller. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1 —7 The present invention is described in further detail.

[0026] The embodiment of the present invention discloses a flattening device for processing PVC plastic film, comprising a base 1, a first film guiding mechanism, a flattening mechanism, a second film guiding mechanism and a winding mechanism are sequentially installed on the top of the base 1, a first flattening assembly and a second flattening assembly are arranged in the flattening mechanism, the flattening mechanism comprises a fixing frame 2 installed on the top of the base 1, the first flattening assembly comprises a first cylinder 3 installed on the top of the fixing frame 2, the output end of the first cylinder 3 is installed between the top of the support seat 8, the two ends of the support seat 8 are provided with sliders 9, and the sliders 9 move on the slide rods 10 The bottom end of the slide bar 10 is connected to the bottom of the fixed frame 2, a first spring 11 is arranged at a section of the slide bar 10, one end of the first spring 11 is fixedly installed between the slider 9, and the other end of the first spring 11 is installed with the bottom of the fixed frame 2, two symmetrical connecting rods 12 are arranged on the two side walls of the support seat 8, a rotating leveling roller 13 is installed between the two connecting rods 12, a first motor 16 is installed on the top of the support seat 8, the output end of the first motor 16 is installed between the first pulley, and the first pulley and the second pulley 14 are installed. A first belt 15 is installed between the first and second pulleys 14, one end of the second pulley 14 is installed between the shaft rod at one end of one of the leveling rollers 13, the shaft rod at the other end of the leveling roller 13 is installed between the third pulley 17, and a second belt 18 is installed between the third pulley 17 and the fourth pulley installed on the other leveling roller 13. More specifically, when the plastic film is leveled, the first cylinder 3 is driven to drive the support seat 8 to move downward, so that the support seat 8 drives the sliders 9 set at both ends to move downward along the slide rod 10 to squeeze the first spring 11, so that the support The leveling roller 13 installed between the connecting rods 12 arranged on the two side walls of the seat 8 moves to the top of the plastic film, and the first spring 11 can prevent the leveling roller 13 from being too tight, driving the first motor 16, and driving one of the leveling rollers 13 to rotate through the transmission action between the first pulley, the second pulley 14 and the first belt 15, so that one of the leveling rollers 13 drives the other leveling roller 13 to rotate at the same time through the transmission action between the third pulley 17, the fourth pulley and the second belt 18, so that the two leveling rollers 13 level the plastic film at the same time.

[0027] refer to Figure 2 and Figure 3The second leveling assembly includes a second motor 19 installed on the top of the support seat 8, the output end of the second motor 19 is installed with the mounting assembly, the mounting assembly includes a mounting seat 20, both ends of the mounting seat 20 are provided with a movable fixed rod 23, and one end of the fixed rod 23 is installed between the movable block 22, the movable block 22 moves in the slide groove 21 provided on the mounting seat 20, the other end of the fixed rod 23 is installed between the connecting block 25, a second spring 24 is provided at a section of the fixed rod 23, and one end of the second spring 24 is installed between the movable block 22, and the other end is installed between the inner wall of the slide groove 21, the hot pressing roller 26 is installed between the two connecting blocks 25, the mounting seat A plurality of fixing holes are also provided on the side wall of 20, one of which is fixed to the through hole provided on the movable block 22 by a spring latch. More specifically, the second motor 19 is driven to drive the mounting seat 20 to rotate, so that the hot pressing roller 26 installed between the two connecting blocks 25 rotates to level the surface of the plastic film. The movable block 22 connected to one end of the two fixing rods 23 is driven by pulling the two connecting blocks 25 to slide along the inside of the slide groove 21 provided on the mounting seat 20 to squeeze the second spring 24, so that the hot pressing roller 26 can be disassembled, and the hot pressing roller 26 of corresponding size can be replaced according to the size of the plastic film, so that the hot pressing roller 26 has a better effect on leveling the plastic film, thereby improving functionality.

[0028] refer to Figure 2 and Figure 4 A limiting assembly is also provided on the fixing frame 2, and the limiting assembly includes a second cylinder 4 installed on the fixing frame 2, and the output end of the second cylinder 4 is fixedly installed between the limiting strip 27, and the two ends of the limiting strip 27 are arc-shaped. A mounting groove is provided on the inner wall of the limiting strip 27, and a plurality of guide wheels 28 are installed in the mounting groove. More specifically, by driving the second cylinder 4 to drive the two symmetrical limiting strips 27 to move forward and backward, the two limiting strips 27 can limit the plastic films of different sizes to prevent the plastic films from shifting during the leveling process, and the guide wheels 28 installed in the mounting groove provided on the inner wall of the limiting strip 27 can better guide the film.

[0029] refer to Figure 5The first film guiding mechanism includes a support frame 5 installed on the top of the base 1, a third cylinder 6 is installed on the top of the support frame 5, the output end of the third cylinder 6 is installed with the top of the U-shaped fixed frame 29, a first traction roller 30 for rotation is installed in the U-shaped fixed frame 29, a second traction roller 31 used in conjunction with the first traction roller 30 is provided on the support frame 5, a dust collection assembly is installed on one side wall of the support frame 5, the dust collection assembly includes a lower dust collection cover 32 and a U-shaped support block 35, one end of the lower dust collection cover 32 is installed on the support frame 5 through a convex edge, one end of the U-shaped support block 35 is installed between the side wall of the U-shaped fixed frame 29 through the convex edge, the screw hole opened on the U-shaped support block 35 is adapted to the screw 36, and one end of the screw 36 is installed with the bearing seat installed on the top of the upper dust collection cover 33 through a bearing, and the top of the upper dust collection cover 33 is provided with two symmetrical limit The upper dust hood 33 and the lower dust hood 32 are installed with the air outlet on the upper dust hood 33 and the lower dust hood 32 through the hose and the interface of the dust suction fan. More specifically, the third cylinder 6 is driven to drive the rotating first traction roller 30 installed in the U-shaped fixed frame 29 to move downward and adjust the distance between the second traction roller 31, so that it can pull plastic films of different thicknesses. When the first traction roller 30 moves downward, the U-shaped fixed frame 29 drives the U-shaped supporting block 35 to move downward, thereby driving the upper dust hood 33 to move downward, and the upper dust hood 33 is driven to be fine-tuned by rotating the screw 36, so that the upper dust hood 33 and the lower dust hood 32 are adjusted to the edges of the top and bottom surfaces of the plastic film, thereby vacuuming the top and bottom surfaces of the plastic film, so that both sides of the plastic film are kept clean and tidy, thereby improving the performance.

[0030] refer to Figure 6 and Figure 7 The winding mechanism includes a winding frame 7 and a winding roller 37 installed on the top of the base 1. A third motor 40 is installed on the outer wall of the winding frame 7. The output end of the third motor 40 is installed between the mounting head 39. Guide blocks 38 are provided at both ends of the winding roller 37, and the guide blocks 38 are inserted into the mounting grooves provided on the mounting head 39. A film pressing assembly is installed on the outer wall of the winding frame 7. The film pressing assembly includes two L-shaped support blocks 41 installed on the winding frame 7. A support rod 42 is fixedly installed between the two L-shaped support blocks 41. A support rod 42 is provided on the support rod 42. Two movable rods 43 are arranged for rotation, and a rotating pressure roller 44 is installed between the two movable rods 43. More specifically, when the plastic film is rolled up, the two movable rods 43 rotatably installed on the rotating support rod 42 drive the pressure roller 44 to fit with the surface of the plastic film rolled up on the winding roller 37, and then the third motor 40 installed on the side wall of the winding frame 7 drives the winding roller 37 to rotate to roll up the plastic film, so that the plastic film fits tightly during the rolling process, thereby preventing the plastic film from becoming hollow and improving the rolling quality.

[0031] The implementation principle of a flattening device for processing PVC plastic film according to an embodiment of the present invention is as follows: when flattening the plastic film, the PVC film passes through the first film guiding mechanism, the flattening mechanism, the second film guiding mechanism and the winding mechanism in sequence, and the PVC film is wound up in the winding mechanism, and the plastic film passes between the first traction roller 30 and the second traction roller 31, and the third cylinder 6 is driven to drive the rotating first traction roller 30 installed in the U-shaped fixed frame 29 to move downward and adjust the distance between the second traction roller 31, so that the first traction roller 30 can traction plastic films of different thicknesses. When the guide roller 30 moves downward, the U-shaped fixed frame 29 drives the U-shaped support block 35 to move downward, drives the upper dust cover 33 to move downward, and drives the upper dust cover 33 to be fine-tuned by rotating the screw 36, adjusts the upper dust cover 33 and the lower dust cover 32 to the edges of the top and bottom surfaces of the plastic film, drives the dust suction fan to vacuum the top and bottom surfaces of the plastic film, keeps both sides of the plastic film clean, and then places the cleaned plastic film inside the fixed frame 2, drives the first cylinder 3 to drive the support seat 8 to move downward, and moves the leveling roller 13 installed between the connecting rods 12 The first motor 16 is driven to rotate the two leveling rollers 13 at the same time to level the plastic film. At the same time, the second motor 19 drives the mounting seat 20 to rotate, driving the hot pressing roller 26 installed between the two connecting blocks 25 to rotate to level the surface of the plastic film. The movable block 22 connected to one end of the two fixing rods 23 is driven by pulling the two connecting blocks 25 to slide along the inner groove 21 provided on the mounting seat 20 to squeeze the second spring 24, so that the hot pressing roller 26 can be disassembled and replaced according to the size of the plastic film. The roller 26 is combined with the hot pressing roller 26 through the rotation of the two leveling rollers 13, so that the hot pressing roller 26 has a better effect of leveling the plastic film, thereby improving functionality. When the plastic film is rolled up, the two movable rods 43 rotatably installed on the rotating support rod 42 drive the clamping roller 44 to fit the surface of the plastic film rolled up on the winding roller 37, and then drive the third motor 40 installed on the side wall of the winding frame 7 to drive the winding roller 37 to rotate to roll the plastic film, so that the plastic film fits tightly during the rolling process, preventing the plastic film from hollowing, and improving the rolling quality.

[0032] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A flattening device for processing PVC plastic film, comprising a base (1), Features: The top of the base (1) is sequentially mounted with a first film guiding mechanism, a leveling mechanism, a second film guiding mechanism and a winding mechanism, wherein the leveling mechanism is provided with a first leveling assembly and a second leveling assembly, wherein the leveling mechanism comprises a fixed frame (2) mounted on the top of the base (1), wherein the first leveling assembly comprises a first cylinder (3) mounted on the top of the fixed frame (2), wherein an output end of the first cylinder (3) is mounted between the top of a support seat (8), wherein sliders (9) are mounted at both ends of the support seat (8), and the sliders (9) move on a slider rod (10), wherein the bottom end of the slider rod (10) is connected to the bottom of the fixed frame (2), wherein a first spring (11) is mounted at a section of the slider rod (10), wherein one end of the first spring (11) is fixedly mounted between the slider (9), and wherein the first spring (11) is provided at a position of the first spring (11). ) is mounted on the bottom of the fixing frame (2), two symmetrical connecting rods (12) are arranged on the two side walls of the support seat (8), a rotatable leveling roller (13) is mounted between the two connecting rods (12), a first motor (16) is mounted on the top of the support seat (8), an output end of the first motor (16) is mounted between the first belt pulley, a first belt (15) is mounted between the first belt pulley and the second belt pulley (14), one end of the second belt pulley (14) is mounted between the shaft rod at one end of one of the leveling rollers (13), the shaft rod at the other end of the leveling roller (13) is mounted between the third belt pulley (17), and a second belt (18) is mounted between the third belt pulley (17) and a fourth belt pulley mounted on the other leveling roller (13); The second leveling assembly comprises a second motor (19) mounted on the top of the support seat (8), the output end of the second motor (19) being mounted on the mounting assembly, the mounting assembly comprising a mounting seat (20), both ends of the mounting seat (20) being provided with movable fixed rods (23), one end of the fixed rod (23) being mounted between the movable block (22), the movable block (22) being moved in a slide groove (21) provided on the mounting seat (20), the other end of the fixed rod (23) being mounted between the connecting block (25), a second spring (24) being provided at a section of the fixed rod (23), one end of the second spring (24) being mounted between the movable block (22), and the other end being mounted between the inner wall of the slide groove (21), the hot pressing roller (26) being mounted between the two connecting blocks (25), a plurality of fixing holes being provided on the side wall of the mounting seat (20), one of the fixing holes being fixed to a through hole provided on the movable block (22) by a spring latch.

2. A flattening device for processing PVC plastic film according to claim 1, Features: A limit assembly is also provided on the fixing frame (2), the limit assembly comprising a second cylinder (4) mounted on the fixing frame (2), the output end of the second cylinder (4) being fixedly mounted between a limit bar (27), the two ends of the limit bar (27) being arc-shaped, an installation groove being provided on the inner wall of the limit bar (27), and a plurality of guide wheels (28) being mounted in the installation groove.

3. A flattening device for processing PVC plastic film according to claim 1, Features: The first film guiding mechanism comprises a support frame (5) mounted on the top of the base (1); a third cylinder (6) is mounted on the top of the support frame (5); an output end of the third cylinder (6) is mounted on the top of a U-shaped fixed frame (29); a first traction roller (30) is mounted in the U-shaped fixed frame (29) for rotation; and a second traction roller (31) for use with the first traction roller (30) is arranged on the support frame (5).

4. A flattening device for processing PVC plastic film according to claim 3, Features: A dust collection assembly is installed on one side wall of the support frame (5), and the dust collection assembly comprises a lower dust collection hood (32) and a U-shaped support block (35); one end of the lower dust collection hood (32) is installed on the support frame (5) through a convex edge; one end of the U-shaped support block (35) is installed between the side wall of the U-shaped fixing frame (29) through the convex edge; a screw hole provided on the U-shaped support block (35) is matched with a screw rod (36); one end of the screw rod (36) is installed with a bearing seat installed on the top of the upper dust collection hood (33) through a bearing; two symmetrical limit rods (34) are provided on the top of the upper dust collection hood (33); one end of the limit rod (34) passes through a through hole provided on the top of the U-shaped support block (35); and the air outlets on the upper dust collection hood (33) and the lower dust collection hood (32) are installed with an interface of a dust collection fan through a hose.

5. A flattening device for processing PVC plastic film according to claim 1, Features: The winding mechanism comprises a winding frame (7) and a winding roller (37) mounted on the top of the base (1); a third motor (40) is mounted on the outer wall of the winding frame (7); an output end of the third motor (40) is mounted between a mounting head (39); guide blocks (38) are provided at both ends of the winding roller (37), and the guide blocks (38) are inserted into mounting grooves provided on the mounting head (39).

6. A flattening device for processing PVC plastic film according to claim 5, Features: A film pressing assembly is installed on the outer wall of the winding frame (7), and the film pressing assembly includes two L-shaped support blocks (41) installed on the winding frame (7), a support rod (42) is fixedly installed between the two L-shaped support blocks (41), two rotatable movable rods (43) are arranged on the support rod (42), and a rotatable pressure roller (44) is installed between the two movable rods (43).

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