TPU (thermoplastic polyurethane) car cover film cutting equipment

Abstract

The utility model is applicable to the technical field of car cover film processing, and provides TPU car cover film cutting equipment, which comprises a supporting mechanism, a conveying mechanism and a cutting mechanism, the supporting mechanism comprises a mounting rack, a workbench and a mounting frame are fixedly mounted on the mounting rack, and the two ends of the mounting frame are slidably connected with conveying rollers capable of moving longitudinally through sliding blocks. A gear motor is fixedly installed on the sliding block, the conveying rollers are driven by the gear motor to rotate, and then the car cover film is conveyed. Two fixing plates are installed on the workbench, a plurality of adjusting bolts are connected to the fixing plates in a threaded mode, the positions of two limiting frames are adjusted through the adjusting bolts, a plurality of conveying wheels are rotatably installed on the limiting frames, the position of a car cover film is limited through the conveying wheels, the conveying position of the car cover film is prevented from deviating, and the cutting precision is higher. The cutting mechanism comprises a fixing frame driven by a hydraulic cylinder, a driving shaft is rotationally installed on the fixing frame, and a plurality of cutting knives are installed on the driving shaft and used for cutting the automobile cover film for multiple times.

Description

Technical Field

[0001] The utility model belongs to the technical field of car cover film processing, and in particular relates to a TPU car cover film cutting device. Background Art

[0002] In the current field of car cover film processing technology, TPU is thermoplastic polyurethane elastomer, a polymer material between rubber and plastic. It is currently recognized as a high-end invisible car cover substrate. The car cover film needs to be cut during processing.

[0003] The utility model patent with the publication number CN214644207U discloses an online slitting and trimming device for car cover film materials, including a flat plate, support plates are arranged at the four corners above the flat plate, cross plates are arranged on the top of the two support plates, a movable plate is arranged between the cross plates, the movable plate and the cross plates are slidably connected together, spiral sleeves are symmetrically arranged on the top of the cross plates, and a screw rod is connected inside the spiral sleeve, and the screw rod runs through the cross plate, a turntable is arranged at the bottom of the screw rod, and a rotating seat is rotatably connected to the turntable, and a side plate is arranged at the bottom of the rotating seat, and a connecting rod is arranged between the two side plates, and a slitting knife roller is arranged on the connecting rod. Through the structures such as the spiral sleeve, screw rod, turntable and rotating seat, the height of the slitting knife roller can be adjusted according to the distance between the slitting knife roller and the flat plate, so that it can cooperate with the placement plates of different thicknesses to cut the car cover film material, thereby improving the practicality of the device.

[0004] However, the above patent has the following shortcomings:

[0005] The above patent cuts car cover film materials of different thicknesses by adjusting the height of the slitting roller, but the car cover film needs to be transported manually, the transport efficiency is low, and the transport position of the car cover film is prone to tilt, which reduces the cutting accuracy of the car cover film. Utility Model Content

[0006] The utility model provides a TPU car cover film cutting device, which aims to solve the problems mentioned in the above background that the manual conveying of the car cover film has low conveying efficiency and the conveying position of the car cover film is prone to tilt, thereby reducing the cutting accuracy of the car cover film.

[0007] The utility model is implemented as follows: a TPU car cover film cutting device comprises a supporting mechanism, the supporting mechanism comprises a mounting frame, a workbench is fixedly mounted on the mounting frame, and a mounting frame is fixedly mounted on the mounting frame;

[0008] A conveying mechanism, which is used to convey the car cover film, and the conveying mechanism is installed on the supporting mechanism;

[0009] A cutting mechanism is installed on the installation frame.

[0010] Preferably, two sliding grooves are provided at both ends of the installation frame, and sliders are slidably installed in the two sliding grooves;

[0011] The conveying mechanism includes a conveying roller, both ends of which are rotatably connected to the slider, and the two conveying rollers are slidably installed at the two ends of the mounting frame through the slider; in this scheme, the conveying rollers are slidably installed at the two ends of the mounting frame through the slider, and the car cover film is squeezed through the conveying strands.

[0012] Preferably, two pneumatic push rods are installed at both ends of the installation frame, and the telescopic ends of the pneumatic push rods are fixedly connected to the corresponding sliders;

[0013] A reduction motor is fixedly installed on the slider, and the reduction motor is connected to the conveying roller in a transmission manner. In this solution, the slider is driven by a pneumatic push rod to move longitudinally, thereby squeezing car cover films of different thicknesses, and the reduction motor drives the conveying roller to rotate, thereby conveying the car cover film.

[0014] Preferably, the workbench has two fixed plates fixedly mounted on it, and the two fixed plates are symmetrically arranged along the center line of the workbench;

[0015] The fixing plate is threadedly connected with a plurality of adjusting screws, one end of the adjusting screw is detachably mounted with a limit frame, and the other end is mounted with a rotating disk;

[0016] A plurality of conveying wheels are rotatably mounted on the limit frame, and the plurality of conveying wheels are evenly distributed on the limit frame; in this scheme, the hand-held turntable drives the adjusting screw to rotate, thereby adjusting the distance between the two limit frames, thereby limiting the car cover films of different widths, and the conveying wheels limit the conveying position of the car cover film to prevent the cutting position of the car cover film from being offset.

[0017] Preferably, the cutting mechanism comprises a plurality of hydraulic cylinders, and the plurality of hydraulic cylinders are fixedly mounted on the inner wall of the mounting frame;

[0018] A fixing frame is fixedly mounted on the telescopic ends of the plurality of hydraulic cylinders; in this solution, the longitudinal position of the fixing frame is adjusted by the plurality of hydraulic cylinders.

[0019] Preferably, a driving shaft is rotatably mounted on the fixing frame, a plurality of sleeves are mounted on the driving shaft, and a plurality of cutting knives are mounted on the driving shaft;

[0020] A driving motor is fixedly mounted on the fixing frame, and the driving motor is drivingly connected to the driving shaft; in this solution, the driving motor drives the driving shaft to rotate, and then drives the cutting knife to rotate to cut the car cover film.

[0021] Preferably, a tool retreat groove is provided on the workbench, and the tool retreat groove is arranged below the driving shaft;

[0022] The workbench is provided with two installation grooves, which are arranged on both sides of the knife retreat groove, and an electric push rod is fixedly installed in the installation groove, and a support roller is rotatably installed on the telescopic end of the electric push rod through a bracket; in this scheme, the telescopic end of the electric push rod drives the support cabinet to move longitudinally, raises the two support rollers, supports the car cover film, and tightens the car cover film, so as to facilitate cutting of the car cover film.

[0023] Compared with the prior art, the utility model has the following beneficial effects: the utility model is a TPU car cover film cutting device,

[0024] 1. A workbench and a mounting frame are fixedly installed on the mounting frame. Both ends of the mounting frame are slidably connected with conveying rollers that can be moved longitudinally through sliders. A reduction motor is fixedly installed on the slider, and the conveying rollers are driven to rotate by the reduction motor to convey the car cover film.

[0025] 2. Two fixed plates are installed on the workbench, and multiple adjusting bolts are threadedly connected to the fixed plates. The positions of the two limit frames are adjusted by adjusting the bolts. Multiple conveying wheels are rotatably installed on the limit frames. The multiple conveying wheels are used to limit the position of the car cover film to prevent the conveying position of the car cover film from being offset, and the cutting accuracy is higher;

[0026] 3. A fixed frame is installed at the telescopic end of multiple hydraulic cylinders, a driving shaft is rotatably installed on the fixed frame, multiple cutting knives are installed on the driving shaft, and multiple sleeves are arranged on the driving shaft. The multiple cutting knives are separated by the sleeves, and the car cover film can be cut multiple times at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 The schematic diagram of the overall structure of this utility model

[0028] Figure 2 A top view of this practical workbench

[0029] Figure 3 The schematic diagram of the structure of the drive shaft of this utility model

[0030] In the figure:

[0031] 1. Support mechanism; 11. Mounting frame; 12. Workbench; 121. Backing groove; 122. Mounting groove; 13. Mounting frame; 131. Sliding groove; 14. Electric push rod; 141. Support roller;

[0032] 2. Conveying mechanism; 21. Conveying roller; 211. Sliding block; 212. Speed ​​reduction motor; 22. Pneumatic push rod; 23. Fixing plate; 231. Adjusting screw; 232. Turntable; 24. Limiting frame; 241. Conveying wheel;

[0033] 3. Cutting mechanism; 31. Hydraulic cylinder; 311. Fixed frame; 32. Driving shaft; 321. Sleeve; 322. Cutting knife; 33. Driving motor. DETAILED DESCRIPTION

[0034] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

[0035] The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0036] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0037] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0038] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] See also Figure 1-3The utility model provides a technical solution: a TPU car cover film cutting device, including a supporting mechanism 1, the supporting mechanism 1 includes a mounting frame 11, a workbench 12 is fixedly installed on the mounting frame 11, a mounting frame 13 is fixedly installed on the mounting frame 11, a conveying mechanism 2, which is used to convey the car cover film, the conveying mechanism 2 is installed on the supporting mechanism 1, and a cutting mechanism 3, the cutting mechanism 3 is installed on the mounting frame 13, two sliding grooves 131 are provided at both ends of the mounting frame 13, and sliders 211 are slidably installed in the two sliding grooves 131, the conveying mechanism 2 includes a conveying roller 21, both ends of the conveying roller 21 are rotatably connected to the slider 211, the two conveying rollers 21 are slidably installed on the two ends of the mounting frame 13 through the slider 211, and two pneumatic push rods 22 are installed at both ends of the mounting frame 13, the telescopic ends of the pneumatic push rods 22 are fixedly connected to the corresponding sliders 211, and a reduction motor 212 is fixedly installed on the slider 211, and the reduction motor 212 is transmission-connected to the conveying roller 21.

[0040] Among them, the pneumatic push rod 22 drives the slider 211 to descend, so that the two conveying rollers 21 squeeze the car cover film, and the reduction motor 212 drives the conveying rollers 21 to rotate, thereby conveying the car cover film. A plurality of legs are installed at the lower end of the mounting frame 11, and a universal wheel with a locking plate is fixedly installed at the lower end of the legs, thereby moving this equipment.

[0041] The workbench 12 has two fixed plates 23 fixedly mounted on it. The two fixed plates 23 are symmetrically arranged along the center line of the workbench 12. A plurality of adjusting screws 231 are threadedly connected to the fixed plates 23. A limiting frame 24 is detachably mounted on one end of the adjusting screw 231, and a turntable 232 is mounted on the other end. A plurality of conveying wheels 241 are rotatably mounted on the limiting frame 24, and the plurality of conveying wheels 241 are evenly distributed on the limiting frame 24.

[0042] In addition, the hand-held turntable 232 drives the adjusting screw 231 to rotate, thereby driving the two limit frames 24 to move and adjust the distance between the two limit frames 24. Multiple conveying wheels 241 are set on both sides of the car cover film to guide the conveying position of the car cover film.

[0043] The cutting mechanism 3 includes a plurality of hydraulic cylinders 31, which are fixedly mounted on the inner wall of the mounting frame 13, and a fixing frame 311 is fixedly mounted on the telescopic ends of the plurality of hydraulic cylinders 31, and a driving shaft 32 is rotatably mounted on the fixing frame 311, and a plurality of sleeves 321 are mounted on the driving shaft 32, and a plurality of cutting knives 322 are mounted on the driving shaft 32, and a driving motor 33 is fixedly mounted on the fixing frame 311, and the driving motor 33 is transmission-connected to the driving shaft 32.

[0044] In addition, multiple hydraulic cylinders 31 are used to drive the fixing frame 311 to move longitudinally, so that multiple cutting knives 322 are close to the car cover film, and the driving motor 33 drives the driving shaft 32 to rotate, driving the cutting knives 322 to rotate, so as to cut the car cover film. At the same time, multiple sleeves 321 limit the positions between the multiple cutting knives 322, and sleeves 321 of different lengths are replaced to adjust the positions between the multiple cutting knives 322 and the cutting positions of the car cover film.

[0045] The workbench 12 is provided with a tool withdrawal groove 121, which is arranged below the driving shaft 32. The workbench 12 is provided with two installation grooves 122, which are arranged on both sides of the tool withdrawal groove 121, and an electric push rod 14 is fixedly installed in the installation groove 122. The telescopic end of the electric push rod 14 is rotatably installed with a support roller 141 through a bracket.

[0046] Furthermore, the knife withdrawal groove 121 facilitates the cutting knife 322 to withdraw and prevent damage to the workbench 12. The electric push rod 14 drives the support roller 141 to move longitudinally, and the two support rollers 141 are used to support and tighten the car cover film, so as to facilitate cutting of the car cover film.

[0047] The working principle and use process of this utility model: please refer to Figure 1-3 The pneumatic push rod 22 drives the slider 211 to descend, so that the two conveying rollers 21 squeeze the car cover film, the reduction motor 212 drives the conveying roller 21 to rotate, and then conveys the car cover film, the hand-held turntable 232 drives the adjusting screw 231 to rotate, and then drives the two limit frames 24 to move, and adjusts the distance between the two limit frames 24. Multiple conveying wheels 241 are arranged on both sides of the car cover film to guide the conveying position of the car cover film. The retreat groove 121 facilitates the retreat of the cutting knife 322 to prevent damage to the workbench 12. The electric push rod 14 drives the supporting roller 141 to move longitudinally, and uses the two supporting rollers 141 to support and tighten the car cover film. The fixing frame 311 is driven longitudinally by multiple hydraulic cylinders 31, so that multiple cutting knives 322 are close to the car cover film, and the driving motor 33 drives the driving shaft 32 to rotate, drives the cutting knife 322 to rotate, and cuts the car cover film with higher cutting quality.

[0048] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A TPU car cover film cutting device, characterized by: The invention comprises a support mechanism (1), wherein the support mechanism (1) comprises a mounting frame (11), a workbench (12) is fixedly mounted on the mounting frame (11), and a mounting frame (13) is fixedly mounted on the mounting frame (11); A conveying mechanism (2) for conveying a car cover film, wherein the conveying mechanism (2) is mounted on the supporting mechanism (1); A cutting mechanism (3), wherein the cutting mechanism (3) is mounted on the mounting frame (13).

2. A TPU car cover film cutting device as claimed in claim 1, characterized in that: Two sliding grooves (131) are provided at both ends of the installation frame (13), and sliding blocks (211) are slidably installed in the two sliding grooves (131); The conveying mechanism (2) comprises a conveying roller (21), both ends of the conveying roller (21) are rotatably connected to the slider (211), and the two conveying rollers (21) are slidably mounted on the two ends of the mounting frame (13) via the slider (211).

3. A TPU car cover film cutting device as claimed in claim 2, characterized in that: Two pneumatic push rods (22) are installed at both ends of the installation frame (13), and the telescopic ends of the pneumatic push rods (22) are fixedly connected to the corresponding sliders (211); A reduction motor (212) is fixedly mounted on the slider (211), and the reduction motor (212) is transmission-connected to the conveying roller (21).

4. The TPU car cover film cutting device according to claim 1, characterized in that: The workbench (12), wherein two fixing plates (23) are fixedly mounted on the workbench (12), and the two fixing plates (23) are symmetrically arranged along the center line of the workbench (12); A plurality of adjusting screws (231) are threadedly connected to the fixing plate (23); one end of the adjusting screw (231) is detachably mounted with a limiting frame (24), and the other end is mounted with a rotating disk (232); A plurality of conveying wheels (241) are rotatably mounted on the limiting frame (24), and the plurality of conveying wheels (241) are evenly distributed on the limiting frame (24).

5. The TPU car cover film cutting device according to claim 1, characterized in that: The cutting mechanism (3) comprises a plurality of hydraulic cylinders (31), and the plurality of hydraulic cylinders (31) are fixedly mounted on the inner wall of the mounting frame (13); A fixing frame (311) is fixedly mounted on the telescopic ends of the plurality of hydraulic cylinders (31).

6. A TPU car cover film cutting device as claimed in claim 5, characterized in that: A driving shaft (32) is rotatably mounted on the fixing frame (311), a plurality of sleeves (321) are sleeved on the driving shaft (32), and a plurality of cutting knives (322) are sleeved on the driving shaft (32); A driving motor (33) is fixedly mounted on the fixing frame (311), and the driving motor (33) is drivingly connected to the driving shaft (32).

7. A TPU car cover film cutting device as claimed in claim 6, characterized in that: The workbench (12) is provided with a tool retreat groove (121), and the tool retreat groove (121) is arranged below the driving shaft (32); The workbench (12) is provided with two installation grooves (122), the two installation grooves (122) are arranged on both sides of the tool withdrawal groove (121), and an electric push rod (14) is fixedly installed in the installation groove (122), and a support roller (141) is rotatably installed at the telescopic end of the electric push rod (14) through a bracket.

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