Tension-adjustable film splitting machine

Abstract

The utility model belongs to the technical field of film slitting, particularly relates to a tension-adjustable film slitting machine, and aims to solve the problem that the adjustment is inconvenient because the horizontal distance and the height difference between two tension rollers of the conventional equipment can only be adjusted once, and provides the following scheme: the tension-adjustable film slitting machine comprises a frame, feeding structures are symmetrically arranged on one side of the top of the frame, cutting structures are symmetrically arranged on the top of the frame, tensioning structures are arranged on the cutting structures, collecting structures are symmetrically arranged on the other side of the top of the frame, each tensioning structure comprises a first tensioning wheel and two swing rods, and a second tensioning wheel is rotationally installed between the tops of the two swing rods. The material collecting structure comprises two material collecting supporting plates symmetrically welded to the other side of the top of the frame. The two swing rods are rotated to enable the second tensioning wheel to swing downwards or upwards, the purpose of adjusting the height distance and the horizontal distance between the second tensioning wheel and the first tensioning wheel is achieved, and the adjusting convenience is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of film slitting, in particular to a film slitting machine with adjustable tension. Background Art

[0002] The film slitting machine can cut films such as polyester film, aluminized film, BOPP, LDPE, HDPE, LLDPE, PP, etc., and is widely used in packaging and other film laminating industries. During the operation of the film slitting machine, due to the rotation of the film, the film may become loose or tense. The loose film will cause inconvenience to the subsequent film cutting, and if the film is too tight, indentations may occur, bringing trouble to the subsequent film production. Therefore, a film slitting machine with adjustable tension is needed.

[0003] After retrieval, the patent with the publication number CN218507184U discloses a film slitting machine with a tension adjustment function, which relates to the technical field of film slitting machines, including a frame. A unwind roller is rotatably connected to one side of the frame. Two left and right tension rollers are arranged on the upper part of the right side of the unwind roller. Two upper and lower winding rollers are rotatably connected to the right side of the frame.

[0004] The horizontal distance and height difference between the two tension rollers of the existing equipment can only be adjusted individually, resulting in inconvenient adjustment. Therefore, we propose a film slitting machine with adjustable tension to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to solve the disadvantage of inconvenient adjustment, and to propose a film slitting machine with adjustable tension.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: A film slitting machine with adjustable tension, including a frame. A feeding structure is symmetrically arranged on one side of the top of the frame. A slitting structure is symmetrically arranged on the top of the frame. A tensioning structure is arranged on the slitting structure. A winding structure is symmetrically arranged on the other side of the top of the frame;

[0007] The tensioning structure includes a first tensioning wheel and two swing rods. A second tensioning wheel is rotatably installed between the tops of the two swing rods;

[0008] The winding structure includes two winding support plates symmetrically welded to the other side of the top of the frame. Two rotating sleeves are rotatably installed at one end of each of the two winding support plates close to each other. A rotating rod is inserted and installed between two of the four rotating sleeves at the same horizontal level through a connecting bolt. A plurality of winding rollers are alternately sleeved on the outer parts of the two rotating rods through bolts.

[0009] Preferably, the feeding structure includes two feeding support plates symmetrically installed on one side of the top of the frame, and a feeding roller is installed on the top of the two feeding support plates through a card slot opened thereon.

[0010] Preferably, clamping plates are installed on the top of the two feeding support plates at both ends of the feeding roller through locking bolts.

[0011] Preferably, the splitting structure includes two splitting support plates symmetrically welded to the top of the frame. A first tensioning wheel is rotatably installed on one side between the two splitting support plates, and the bottom ends of the two swing rods are installed on the corresponding splitting support plates through inserted fixing bolts.

[0012] Preferably, tool plates are fixedly installed on the top of the two splitting support plates through bolts, and a plurality of cutting tools are uniformly installed on the top of the tool plates through bolts.

[0013] Preferably, the material receiving structure further includes driven gears inserted through the front two of the four rotating sleeves. The two driven gears are meshed with each other.

[0014] Preferably, the bottom end of the bottom driven gear among the two driven gears is meshed with a driving gear.

[0015] Preferably, the rear end of the driving gear extends through the corresponding material receiving support plate through a driving shaft and is inserted with a motor. The motor is installed on the material receiving support plate through bolts.

[0016] In the present utility model, a film slitter with adjustable tension:

[0017] 1. In the present utility model, rotate the two swing rods to make the second tensioning wheel swing downward or upward, and use the two fixing bolts to fix and lock the two swing rods, so as to achieve the purpose of adjusting the height distance and horizontal distance between the second tensioning wheel and the first tensioning wheel, effectively improving the adjustment convenience;

[0018] 2. In the present utility model, the motor is used to control the meshing transmission of the driving gear and the two driven gears, and drive the plurality of winding rollers sleeved on the outside of the two rotating rods in an alternating manner to perform the material receiving action, avoiding the problem that the distance between the cut films is too narrow, resulting in the films being wound around each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic structural diagram of a film slitter with adjustable tension proposed by the present utility model;

[0020] Figure 2 is a schematic structural diagram of the feeding structure part of a film slitter with adjustable tension proposed by the present utility model;

[0021] Figure 3 Schematic diagram of part A of a film slitter with adjustable tension proposed by the present utility model.

[0022] In the figure: 1. Frame; 2. Feeding structure; 201. Feeding support plate; 202. Card slot; 203. Feeding roller; 204. Clamping plate; 205. Locking bolt; 3. Cutting structure; 301. Cutting support plate; 302. Tool plate; 303. Cutting tool; 4. Tensioning structure; 401. First tensioning wheel; 402. Fixed bolt; 403. Swing rod; 404. Second tensioning wheel; 5. Rewinding structure; 501. Rewinding support plate; 502. Rotating sleeve; 503. Rotating rod; 504. Connecting bolt; 505. Rewinding roller; 506. Driven gear; 507. Driving gear; 508. Motor. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0024] Referring to Figures 1-3 , a film slitter with adjustable tension includes a frame 1. On one side of the top of the frame 1, a feeding structure 2 is symmetrically arranged. On the top of the frame 1, a cutting structure 3 is symmetrically arranged. A tensioning structure 4 is arranged on the cutting structure 3. On the other side of the top of the frame 1, a rewinding structure 5 is symmetrically arranged;

[0025] The tensioning structure 4 includes a first tensioning wheel 401 and two swing rods 403. A second tensioning wheel 404 is rotatably installed between the tops of the two swing rods 403;

[0026] The rewinding structure 5 includes two rewinding support plates 501 symmetrically welded on the other side of the top of the frame 1. At one end of the two rewinding support plates 501 close to each other, two rotating sleeves 502 are rotatably installed. Between the two rotating sleeves 502 at the same level among the four rotating sleeves 502, a rotating rod 503 is inserted and installed through a connecting bolt 504. A plurality of rewinding rollers 505 are alternately sleeved on the outside of the two rotating rods 503 through bolts.

[0027] In this embodiment, the feeding structure 2 includes two feeding support plates 201 symmetrically installed on one side of the top of the frame 1. A feeding roller 203 is installed on the tops of the two feeding support plates 201 through a card slot 202 opened.

[0028] With the above solution, the feeding structure 2 is designed to include two feeding support plates 201 symmetrically installed on one side of the top of the frame 1. The feeding roller 203 is installed on the tops of the two feeding support plates 201 through the opened card slots 202, so as to realize the stable feeding behavior of the feeding roller 203.

[0029] In this embodiment, clamping plates 204 are installed on the tops of the two feeding support plates 201 and at both ends of the feeding roller 203 through locking bolts 205.

[0030] With the above solution, clamping plates 204 are installed on the tops of the two feeding support plates 201 and at both ends of the feeding roller 203 through locking bolts 205, so as to realize the flexible locking of the clamping plates 204 by the locking bolts 205 and avoid the problem of dislocation when the feeding roller 203 discharges materials.

[0031] In this embodiment, the splitting structure 3 includes two splitting support plates 301 symmetrically welded on the top of the frame 1. A first tensioning wheel 401 is rotatably installed on one side between the two splitting support plates 301. The bottom ends of the two swing rods 403 are installed on the corresponding splitting support plates 301 through inserted fixing bolts 402.

[0032] With the above solution, the splitting structure 3 includes two splitting support plates 301 symmetrically welded on the top of the frame 1. A first tensioning wheel 401 is rotatably installed on one side between the two splitting support plates 301. The bottom ends of the two swing rods 403 are installed on the corresponding splitting support plates 301 through inserted fixing bolts 402, so as to realize the rotation of the two swing rods 403 to make the second tensioning wheel 404 swing downward or upward, and fix and lock the two swing rods 403 by the two fixing bolts 402, achieving the purpose of adjusting the height distance and horizontal distance between the second tensioning wheel 404 and the first tensioning wheel 401, and effectively improving the adjustment convenience.

[0033] In this embodiment, tool plates 302 are fixedly installed on the tops of the two splitting support plates 301 through bolts, and a number of cutting tools 303 are uniformly installed on the tops of the tool plates 302 through bolts.

[0034] With the above solution, tool plates 302 are fixedly installed on the tops of the two splitting support plates 301 through bolts, and a number of cutting tools 303 are uniformly installed on the tops of the tool plates 302 through bolts, so as to stably fix the number of cutting tools 303 and achieve the purpose of cutting and separating.

[0035] In this embodiment, the material receiving structure 5 further includes driven gears 506 penetrating and inserted into the front two rotating sleeves 502 among the four rotating sleeves 502, and the two driven gears 506 are meshed with each other.

[0036] Adopting the above solution, the material receiving structure 5 is also designed to include driven gears 506 inserted through the front two rotating sleeves 502 among the four rotating sleeves 502. The two driven gears 506 are meshed and connected to each other to achieve synchronous meshing transmission behavior.

[0037] In this embodiment, the bottom end of the bottom driven gear 506 among the two driven gears 506 is meshed and connected with a driving gear 507.

[0038] Adopting the above solution, a driving gear 507 is meshed and connected to the bottom end of the bottom driven gear 506 among the two driven gears 506, achieving stable power transmission and avoiding the problem of slipping.

[0039] In this embodiment, the rear end of the driving gear 507 extends through the corresponding material receiving support plate 501 through a driving shaft and is inserted with a motor 508. The motor 508 is installed on the material receiving support plate 501 by bolts.

[0040] Adopting the above solution, by extending the driving shaft through the corresponding material receiving support plate 501 at the rear end of the driving gear 507 and inserting a motor 508, and the motor 508 is installed on the material receiving support plate 501 by bolts, the motor 508 can stably control the driving gear 507 to rotate in height, avoiding the problem of slipping.

[0041] In the present utility model, during use, the motor 508 controls the driving gear 507 to engage with the two driven gears 506, controls the two rotating rods 503 between the four rotating sleeves 502 to rotate synchronously, and thus controls a plurality of winding rollers 505 to perform the material receiving behavior. The film on the feeding roller 203 is slit by a plurality of cutting tools 303. Rotate the two swing rods 403 to swing the tension pulley two 404 downward or upward, and use the two fixing bolts 402 to fix and lock the two swing rods 403, achieving the purpose of adjusting the height distance and horizontal distance between the tension pulley two 404 and the tension pulley one 401, effectively improving the adjustment convenience.

[0042] The above shows and describes the basic principles, main features and advantages of the present utility model. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be encompassed within the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0043] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment contains only an independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A film slitter with adjustable tension, comprising a frame (1), characterized in that, On one side of the top of the frame (1), a feeding structure (2) is symmetrically arranged. On the top of the frame (1), a splitting structure (3) is symmetrically arranged. A tensioning structure (4) is arranged on the splitting structure (3). On the other side of the top of the frame (1), a material collecting structure (5) is symmetrically arranged. The tensioning structure (4) includes a first tensioning wheel (401) and two swing rods (403). A second tensioning wheel (404) is rotatably installed between the tops of the two swing rods (403). The material collecting structure (5) includes two material collecting support plates (501) symmetrically welded to the other side of the top of the frame (1). Two rotating sleeves (502) are rotatably installed at one end of each of the two material collecting support plates (501) close to each other. A rotating rod (503) is inserted and installed between two horizontally aligned rotating sleeves (502) among the four rotating sleeves (502) through a connecting bolt (504). A number of winding rollers (505) are alternately sleeved on the outside of the two rotating rods (503) through bolts.

2. The film slitter with adjustable tension according to claim 1, characterized in that, The feeding structure (2) includes two feeding support plates (201) symmetrically installed on one side of the top of the frame (1). A feeding roller (203) is installed on the tops of the two feeding support plates (201) through a card slot (202) opened.

3. The film slitter with adjustable tension according to claim 2, wherein, Clamping plates (204) are installed at both ends of the feeding roller (203) on the tops of the two feeding support plates (201) through locking bolts (205).

4. A film slitter with adjustable tension according to claim 1, characterized in that, The splitting structure (3) includes two splitting support plates (301) symmetrically welded to the top of the frame (1). The first tensioning wheel (401) is rotatably installed on one side between the two splitting support plates (301). The bottoms of the two swing rods (403) are installed on the corresponding splitting support plates (301) through inserted fixing bolts (402).

5. The film slitter with adjustable tension according to claim 4, characterized in that, Tool plates (302) are fixedly installed on the tops of the two splitting support plates (301) through bolts. A number of cutting tools (303) are uniformly installed on the tops of the tool plates (302) through bolts.

6. The film slitter with adjustable tension according to claim 1, wherein, The material collecting structure (5) further includes driven gears (506) inserted through the front two rotating sleeves (502) among the four rotating sleeves (502). The two driven gears (506) are meshed and connected to each other.

7. A film slitter with adjustable tension according to claim 6, characterized in that, The bottom driven gear (506) among the two driven gears (506) is meshed with a driving gear (507).

8. A film slitter with adjustable tension according to claim 7, characterized in that, The rear end of the driving gear (507) extends through the corresponding material collecting support plate (501) through a driving shaft and is inserted with a motor (508). The motor (508) is installed on the material collecting support plate (501) through bolts.

Images