Wear-resistant anti-aging PP composite film slitting equipment

Abstract

The utility model discloses wear-resistant anti-aging PP (polypropylene) composite film slitting equipment which comprises a machine body, a motor is arranged at the top of the machine body, a cutter rotating shaft is rotatably arranged in the machine body, and a cutter is mounted on the outer surface of the cutter rotating shaft, and the wear-resistant anti-aging PP composite film slitting equipment is characterized in that a connecting shaft is further rotatably arranged in the machine body; the connecting shaft is in power connection with the motor through a first gear transmission device, a buffering device is further arranged on one side of the machine body, a transmission box body is arranged on one side of the machine body, and the transmission box body is detachably connected with the machine body through a dismounting and mounting device. Second gear transmission devices are arranged in the transmission box body to enable the cutter rotating shaft and the connecting shaft to be in power connection, and by replacing the second gear transmission devices with different transmission ratios, the equipment has the multi-transmission-ratio slitting function.

Description

Technical Field

[0001] The utility model relates to the technical field of composite film slitting equipment, and particularly relates to a wear-resistant and anti-aging PP composite film slitting equipment. Background Technique

[0002] Since the wear-resistant and anti-aging PP composite film needs to be slit according to the required specification dimensions during actual use. During this process, slitting equipment is required. The existing slitting equipment uses a transmission mechanism to transmit the torque of the motor to the cutting knife, and generally uses a speed-increasing transmission mechanism. However, during the rotation of the cutting knife in the slitting equipment, the rotation speed is constant, and the transmission ratio of the transmission mechanism cannot be changed. Then, when cutting wear-resistant and anti-aging PP composite films with different thicknesses, the rotation speed of the cutting knife cannot be adjusted adaptively. People have conducted a lot of research on this. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a wear-resistant and anti-aging PP composite film slitting equipment, which can solve the problems in the above-mentioned current technology.

[0004] The utility model is realized by the following technical solutions: A wear-resistant and anti-aging PP composite film slitting equipment of the utility model includes a machine body, a motor is arranged on the top of the machine body, a cutting knife rotating shaft is rotatably arranged in the machine body, and a cutting knife is installed on the outer surface of the cutting knife rotating shaft. It is characterized in that a connecting shaft is also rotatably arranged in the machine body, the connecting shaft is power-connected to the motor through a first gear transmission device, a buffer device is arranged on one side of the machine body, a transmission box body is arranged on one side of the machine body, the transmission box body is detachably connected to the machine body through a disassembly and assembly device, and a second gear transmission device is arranged in the transmission box body to power-connect the cutting knife rotating shaft and the connecting shaft.

[0005] Further technical solution, the first gear transmission device includes an output shaft power-connected to one side of the motor, a driving bevel gear is arranged on one side of the output shaft, a driven bevel gear is meshed on one side of the driving bevel gear, and the driven bevel gear is fixed to the connecting shaft.

[0006] Further technical solution, the buffer device includes a connecting bracket, and a bottom plate is arranged at the bottom of the connecting bracket.

[0007] Further technical solution, the disassembly and assembly device includes a plurality of connecting columns arranged on one side of the machine body, a threaded shaft is arranged on one side of the connecting column, a fixing frame is arranged on one side of the transmission box body, the threaded shaft passes through the fixing frame, and a locking nut is threadedly engaged and arranged on the outer surface of the threaded shaft, and the locking nut abuts against the inner side of the fixing frame.

[0008] Further technical solution: The second gear transmission device includes a lower shaft and an upper shaft, the lower shaft and the upper shaft are rotatably arranged in the transmission box body, a first rectangular shaft is arranged on one side of the upper shaft, a second rectangular shaft is arranged on one side of the lower shaft, rectangular holes are arranged in the connecting shaft and the cutter shaft, the first rectangular shaft and the second rectangular shaft are inserted into the rectangular holes, so that the cutter shaft is power-connected to the lower shaft, the connecting shaft is power-connected to the upper shaft, and a power component is arranged between the lower shaft and the upper shaft.

[0009] Further technical solution: The power component includes an intermediate shaft rotatably arranged in the transmission box body, a first gear is arranged on the outer surface of the lower shaft, a second gear is arranged on the outer surface of the intermediate shaft, a third gear is arranged on the outer surface of the upper shaft, the first gear is meshed with the second gear, and the second gear is meshed with the third gear.

[0010] The beneficial effects of the present utility model are as follows: First, by replacing the second gear transmission device with different transmission ratios, the equipment is provided with a slitting function with multiple transmission ratios.

[0011] Second, by providing a disassembly and assembly device, it is convenient to install the transmission box body on one side of the machine body, and the stability of the power connection between the second gear transmission device and the cutter shaft and the connecting shaft is also improved.

[0012] Third, the steps of using the disassembly and assembly device are to pass the threaded shaft through the fixing frame, and then threadedly connect and lock the nut on the outer surface of the threaded shaft. After the fixing frame abuts against the connecting column body, the locking nut is used to abut and fix the other side of the fixing frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] For ease of explanation, the present utility model will be described in detail by the following specific embodiments and accompanying drawings.

[0014] Figure 1 It is a schematic diagram of the overall structure of a wear-resistant and anti-aging PP composite film slitting equipment of the present utility model;

[0015] Figure 2 For Figure 1 It is a schematic diagram of the rear structure of the slitting equipment;

[0016] Figure 3 For Figure 2 It is a schematic diagram at position A in

[0017] Figure 4 For Figure 1 It is a schematic diagram of the internal structure of the slitting equipment;

[0018] Figure 5 ForFigure 4 The structural diagram of the middle transmission box;

[0019] Figure 6 for Figure 5 Schematic diagram of the components structure inside the middle transmission case;

[0020] In the figure, the cutter 11, the cutter shaft 12, the bottom plate 13, the connecting bracket 14, the housing 15, the output shaft 17, the handle 19, the motor 21, the fixing bracket 22, the transmission housing 23, the body 24, the connecting column 25, the locking nut 26, the threaded shaft 27, the driving bevel gear 32, the driven bevel gear 33, the rectangular hole 37, the connecting shaft 38, the second rectangular shaft 41, the intermediate shaft 51, the second gear 52, the first rectangular shaft 53, the upper shaft 54, the third gear 55, the first gear 56, and the lower shaft 57. DETAILED DESCRIPTION

[0021] like Figures 1-6 As shown, the utility model is described in detail. For the convenience of description, the directions mentioned below are defined as follows: the up, down, left, right, front and back directions mentioned below are Figure 1 The up-down, left-right, front-back directions of the projection relationship are consistent. The utility model is a wear-resistant and anti-aging PP composite film slitting device, including a body 24, a motor 21 is arranged on the top of the body 24, a cutter shaft 12 is rotatably arranged in the body 24, a cutter 11 is installed on the outer surface of the cutter shaft 12, a connecting shaft 38 is also rotatably arranged in the body 24, the connecting shaft 38 is connected to the motor 21 through a first gear transmission device, a buffer device is also arranged on one side of the body 24, the buffer device is against the composite film to facilitate the cutter 11 to cut it, a transmission box 23 is arranged on one side of the body 24, the transmission box 23 is detachably connected to the body 24 through a disassembly device, and a second gear transmission device is arranged in the transmission box 23 to connect the cutter shaft 12 and the connecting shaft 38 to power.

[0022] Advantageously, the housing 15 is detachably connected to one side of the machine body 24 .

[0023] Advantageously, the first gear transmission device includes an output shaft 17 that is power-connected to one side of the motor 21, a driving bevel gear 32 is provided on one side of the output shaft 17, a driven bevel gear 33 is meshed with one side of the driving bevel gear 32, and the driven bevel gear 33 is fixed to a connecting shaft 38, and the connecting shaft 38 rotates through the body 24.

[0024] Advantageously, the cutter 11 and the cutter shaft 12 are installed in a detachable manner, a stepped shaft is provided on the cutter shaft 12, the stepped shaft is used to abut against the cutter 11, and then a thread line is provided on the outer surface of the stepped shaft, and a nut is provided to be threadedly connected with the thread line to fix the cutter 11 against the outer surface of the cutter shaft 12.

[0025] Advantageously, the buffer device includes a connecting bracket 14. A bottom plate 13 is provided at the bottom of the connecting bracket 14. An inner cavity is provided in the bottom plate 13, and the cutter 11 passes through the inner cavity.

[0026] Advantageously, the disassembly and assembly device includes a plurality of connecting cylinders 25 provided on one side of the machine body 24. A threaded shaft 27 is provided on one side of the connecting cylinder 25. A fixing bracket 22 is provided on one side of the transmission box body 23. The threaded shaft 27 passes through the fixing bracket 22, and a locking nut 26 is threadedly engaged and arranged on the outer surface of the threaded shaft 27. The locking nut 26 abuts against the inner side of the fixing bracket 22.

[0027] Advantageously, the second gear transmission device includes a lower side rotating shaft 57 and an upper side rotating shaft 54. The lower side rotating shaft 57 and the upper side rotating shaft 54 are rotatably arranged in the transmission box body 23. A first rectangular shaft 53 is provided on one side of the upper side rotating shaft 54. A second rectangular shaft 41 is provided on one side of the lower side rotating shaft 57. Rectangular holes 37 are provided in the connecting shaft 38 and the cutter rotating shaft 12. The first rectangular shaft 53 and the second rectangular shaft 41 are inserted into the rectangular holes 37, so that the cutter rotating shaft 12 is power-connected to the lower side rotating shaft 57, and the connecting shaft 38 is power-connected to the upper side rotating shaft 54. A power assembly is provided between the lower side rotating shaft 57 and the upper side rotating shaft 54.

[0028] Advantageously, the power assembly includes an intermediate rotating shaft 51 rotatably arranged in the transmission box body 23. A first gear 56 is provided on the outer surface of the lower side rotating shaft 57. A second gear 52 is provided on the outer surface of the intermediate rotating shaft 51. A third gear 55 is provided on the outer surface of the upper side rotating shaft 54. The first gear 56 is meshed with the second gear 52, and the second gear 52 is meshed with the third gear 55.

[0029] During specific setting, second gear transmission devices with different transmission ratios can be respectively installed in multiple transmission box bodies 23. The transmission box body 23 is installed on one side of the machine body 24 through the disassembly and assembly device, so that after the rectangular holes 37 are inserted and power-connected with the second rectangular shaft 41 and the first rectangular shaft 53, the transmission function can be realized. Since the transmission ratios of the second gear transmission devices in the transmission box body 23 are different, the cutter 11 can have different torques and rotational speeds.

[0030] After the motor 21 works, it drives the driving bevel gear 32 to rotate. After the driving bevel gear 32 meshes with the driven bevel gear 33, it drives the connecting shaft 38 to rotate. After the rectangular hole 37 in the connecting shaft 38 is inserted and power-connected with the first rectangular shaft 53, the third gear 55 drives the second gear 52 to rotate. Since the second gear 52 is meshed with the first gear 56, the first gear 56 can drive the lower side rotating shaft 57 and the second rectangular shaft 41 to rotate. After the second rectangular shaft 41 is inserted and power-connected with the rectangular hole 37 in the cutter rotating shaft 12, the cutter rotating shaft 12 and the cutter 11 can be driven to rotate, realizing the cutting function.

[0031] When installing the device, the device can be installed on other existing mobile devices to achieve mobile cutting, or the handle 19 on the body 24 can be used by a person to hold the device for work.

[0032] When cutting, the connecting bracket 14 and the bottom plate 13 play a role of resisting the composite film, so that the cutter 11 can cut the relatively flat composite film surface.

[0033] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A wear-resistant and anti-aging PP composite film slitting device, comprising a body (24), a motor (21) is arranged on the top of the body (24), a cutter shaft (12) is rotatably arranged inside the body (24), a cutter (11) is installed on the outer surface of the cutter shaft (12), characterized in that: A connecting shaft (38) is also rotatably arranged in the machine body (24), and the connecting shaft (38) is connected to the motor (21) through a first gear transmission device. A buffer device is also arranged on one side of the machine body (24). A transmission box (23) is arranged on one side of the machine body (24), and the transmission box (23) is detachably connected to the machine body (24) through a disassembly device. A second gear transmission device is arranged in the transmission box (23) to connect the cutter shaft (12) and the connecting shaft (38) through power.

2. The wear-resistant and anti-aging PP composite film slitting equipment according to claim 1 is characterized by: The first gear transmission device comprises an output shaft (17) which is power-connected to one side of the motor (21); a driving bevel gear (32) is provided on one side of the output shaft (17); a driven bevel gear (33) is meshed with one side of the driving bevel gear (32); and the driven bevel gear (33) is fixed to the connecting shaft (38).

3. The wear-resistant and anti-aging PP composite film slitting equipment according to claim 1 is characterized by: The buffer device comprises a connecting bracket (14), and a bottom plate (13) is arranged at the bottom of the connecting bracket (14).

4. The wear-resistant and anti-aging PP composite film slitting equipment according to claim 1 is characterized by: The disassembly and assembly device comprises a plurality of connecting columns (25) arranged on one side of the machine body (24), a threaded shaft (27) being arranged on one side of the connecting column (25), a fixing frame (22) being arranged on one side of the transmission housing (23), the threaded shaft (27) passing through the fixing frame (22), a locking nut (26) being arranged on the outer surface of the threaded shaft (27) in threaded cooperation connection, and the locking nut (26) being abutted against the inner side of the fixing frame (22).

5. A wear-resistant and anti-aging PP composite film slitting device according to any one of claims 1 to 4, characterized in that: The second gear transmission device comprises a lower rotating shaft (57) and an upper rotating shaft (54), wherein the lower rotating shaft (57) and the upper rotating shaft (54) are rotatably arranged in the transmission housing (23), a first rectangular shaft (53) is arranged on one side of the upper rotating shaft (54), and a second rectangular shaft (41) is arranged on one side of the lower rotating shaft (57), and rectangular holes (37) are arranged in the connecting shaft (38) and the cutter rotating shaft (12), and the first rectangular shaft (53) and the second rectangular shaft (41) are inserted into the rectangular holes (37) so that the cutter rotating shaft (12) is connected to the lower rotating shaft (57) by power, and the connecting shaft (38) is connected to the upper rotating shaft (54) by power, and a power assembly is arranged between the lower rotating shaft (57) and the upper rotating shaft (54).

6. The wear-resistant and anti-aging PP composite film slitting equipment according to claim 5, characterized in that: The power assembly comprises an intermediate rotating shaft (51) rotatably arranged in the transmission housing (23); a first gear (56) is arranged on the outer surface of the lower rotating shaft (57); a second gear (52) is arranged on the outer surface of the intermediate rotating shaft (51); a third gear (55) is arranged on the outer surface of the upper rotating shaft (54); the first gear (56) is meshed with the second gear (52); and the second gear (52) is meshed with the third gear (55).

Images