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CN-224226261-U - Tension-adjustable unreeling device for die cutting machine

CN224226261UCN 224226261 UCN224226261 UCN 224226261UCN-224226261-U

Abstract

The utility model discloses a tension-adjustable unreeling device for a die cutting machine, which relates to the technical field of die cutting machines and comprises a base, wherein an unreeling mechanism is arranged on one side of the top of the base, a protective frame is arranged on the top of the base, a baffle is arranged in the protective frame, an adjusting structure is arranged between the protective frame and the baffle, the application is meshed with a worm gear II through the worm gear II, the worm gear II drives a sliding column to rotate, two ends of the sliding column respectively slide in two sliding grooves, so that two convex plates are driven to slide on the protective frame, the upper and lower positions of an adjusting roller can be adjusted through the sliding of the two convex plates, and the effect of adjusting the material tension is achieved.

Inventors

  • HE SHUN

Assignees

  • 昆山市博翔自动化设备有限公司

Dates

Publication Date
20260512
Application Date
20250620

Claims (8)

  1. 1. The utility model provides an adjustable tensile unreeling device for cross cutting machine, includes base (1), base (1) top one side is provided with unreels mechanism (2), base (1) top is equipped with protection frame (5), protection frame (5) inside is equipped with baffle (6), be equipped with adjusting structure between protection frame (5) and baffle (6), protection frame (5) inside is equipped with sliding column (19), sliding column (19) outside fixedly connected with worm wheel two (13), be equipped with bearing structure between worm wheel two (13) and protection frame (5), worm wheel two (13) outside meshing is connected with worm two (16), sliding column (19) both ends all are equipped with protruding shaped plate (20), protruding shaped plate (20) outside bottom outside has seted up sliding groove (200), sliding column (19) both ends set up respectively in two sliding groove (200) inside and with protruding shaped plate (20) sliding connection, two protruding shaped plate (20) top all pass protection frame (5) inside top and with protection frame (5) sliding connection between two adjusting roller (21).
  2. 2. The tension-adjustable unreeling device for a die-cutting machine, as claimed in claim 1, is characterized in that a plurality of guide rollers (3) are arranged at the top of the base (1), guide plates (4) are rotatably connected to two ends of each guide roller (3), and the guide plates (4) are fixedly connected with the base (1).
  3. 3. The tension-adjustable unreeling device for a die-cutting machine, as claimed in claim 1, is characterized in that a mounting groove (100) is formed in the top of the base (1), the protective frame (5) is arranged in the mounting groove (100), and the protective frame (5) is fixedly connected with the base (1).
  4. 4. The unreeling device with adjustable tension for a die cutting machine according to claim 1, wherein the adjusting structure comprises a long groove (500) and a connecting block (7), the long groove (500) is formed in the top of the protective frame (5), the long groove (500) is communicated with the inside of the protective frame (5), the top end of the baffle (6) is arranged in the long groove (500) and is in sliding connection with the protective frame (5), the connecting block (7) is fixedly connected to one side of the baffle (6), and a threaded rod (8) is fixedly connected to the top of the connecting block (7).
  5. 5. The tension-adjustable unreeling device for a die cutting machine, as claimed in claim 4, wherein the adjusting structure further comprises an internal thread cylinder (9), the internal thread cylinder (9) is in threaded connection with the outer side of the top end of the threaded rod (8), the top end of the internal thread cylinder (9) penetrates through the inner top end of the protective frame (5) and is in rotary connection with the protective frame (5), a dust-proof box (10) is in rotary connection with the outer side of the internal thread cylinder (9), and the dust-proof box (10) is fixedly connected with the top of the protective frame (5).
  6. 6. The tension-adjustable unreeling device for a die cutting machine, as claimed in claim 5, is characterized in that a worm wheel I (11) and a worm I (12) are arranged inside the dustproof box (10), the worm wheel I (11) is fixedly connected to the outer side of the internal thread cylinder (9), the worm I (12) is connected to the outer side of the worm wheel I (11) in a meshed mode, two ends of the worm I (12) penetrate through the inner side of the dustproof box (10) and are connected with the dustproof box (10) in a rotating mode, and a rotating handle is installed at one end of the worm I (12).
  7. 7. The tension-adjustable unreeling device for a die cutting machine as claimed in claim 1, wherein the supporting structure comprises two annular rotary drums (14), the two annular rotary drums (14) are fixedly connected to two sides of a worm wheel II (13) respectively, supporting plates (15) are rotatably connected to the outer sides of the two annular rotary drums (14), and the top ends of the two supporting plates (15) are fixedly connected with the protective frame (5).
  8. 8. The tension-adjustable unreeling device for a die cutting machine, as claimed in claim 1, is characterized in that a supporting block (17) is rotatably connected to the outer side of one end of a second worm (16), the supporting block (17) is fixedly connected to the top end inside the protective frame (5), the other end of the second worm (16) penetrates through the inner side of the protective frame (5) and is rotatably connected with the protective frame (5), a motor (18) is arranged at one end of the second worm (16), the motor (18) is fixedly connected to the outer side of the protective frame (5), and the output end of the motor (18) is fixedly connected with the other end of the second worm (16).

Description

Tension-adjustable unreeling device for die cutting machine Technical Field The utility model relates to the technical field of die cutting machines, in particular to a tension-adjustable unreeling device for a die cutting machine. Background In the production process of the die cutting machine, the unreeling device plays a vital role in controlling the tension of the material. Among the prior art, the automatic tension-adjusting unreeling device with the authorized bulletin number of CN222794789U comprises a base plate, the upper side of the base plate is provided with an unreeling mechanism and a guiding mechanism, the upper side of the base plate is provided with an adjusting mechanism, the adjusting mechanism comprises an adjusting roller, two sides of the adjusting roller are respectively provided with a right frame plate and a left frame plate, the bottom ends of the right frame plate and the left frame plate are fixedly connected with the top end of the base plate, one side, close to the adjusting roller, of the right frame plate is provided with a screw groove, and the inner side of the screw groove is rotationally provided with a screw. In the scheme, the screw rod sleeve is lifted or lowered through rotation of the screw rod, and meanwhile the sliding of the sliding rod sleeve on the sliding rod is utilized to keep the level of the regulating roller when the regulating roller moves up and down, so that tension is regulated. However, the screw rod adjusting mode has the obvious defect that dust and impurities easily fall onto the surface of the screw rod through the thread groove and even fall into the bottom end of the connecting groove, so that the screw rod, the driving gear and the driven gear are worn, and the service life of the device is influenced. Disclosure of utility model The utility model aims to provide an unreeling device with adjustable tension for a die cutting machine, which solves the problems that dust and impurities which are proposed in the prior art easily fall onto the surface of a screw rod through a thread groove and even fall into the bottom end of a connecting groove, so that the screw rod, a driving gear and a driven gear are worn, and the service life of the device is influenced. The tension-adjustable unreeling device for the die cutting machine comprises a base, wherein an unreeling mechanism is arranged on one side of the top of the base, a protective frame is arranged on the top of the base, a baffle is arranged in the protective frame, an adjusting structure is arranged between the protective frame and the baffle, a sliding column is arranged in the protective frame, a worm wheel II is fixedly connected to the outer side of the sliding column, a supporting structure is arranged between the worm wheel II and the protective frame, a worm II is connected to the outer side of the worm wheel in a meshed mode, convex plates are arranged at two ends of the sliding column, sliding grooves are formed in the outer sides of the bottom ends of the outer sides of the convex plates, the two ends of the sliding column are respectively arranged in the two sliding grooves and are in sliding connection with the convex plates, and the top ends of the two convex plates penetrate through the top ends of the inner sides of the protective frame and are in sliding connection with the protective frame, and an adjusting roller is rotatably connected between the two convex plates. Preferably, the base top is equipped with a plurality of guide rolls, and a plurality of guide roll both ends all rotate and are connected with the deflector, a plurality of the deflector all with base fixed connection. Preferably, the mounting groove has been seted up at the base top, the protection frame sets up in the mounting groove is inside, protection frame and base fixed connection. Preferably, the adjusting structure comprises a long groove and a connecting block, the long groove is formed in the top of the protective frame and is communicated with the inside of the protective frame, the top end of the baffle is arranged in the long groove and is in sliding connection with the protective frame, the connecting block is fixedly connected to one side of the baffle, and the top of the connecting block is fixedly connected with a threaded rod. Preferably, the adjusting structure further comprises an internal thread cylinder, the internal thread cylinder is in threaded connection with the outer side of the top end of the threaded rod, the top end of the internal thread cylinder penetrates through the top end inside the protective frame and is in rotary connection with the protective frame, a dust-proof box is in rotary connection with the outer side of the internal thread cylinder, and the dust-proof box is fixedly connected with the top of the protective frame. Preferably, the dustproof box is internally provided with a first worm wheel and a first worm, the first worm wheel is fixedly connected to the outer s