Preheating treatment device for BOPP (Biaxially-oriented Polypropylene) film

Abstract

The utility model relates to the technical field of BOPP (biaxially-oriented polypropylene) film preheating, and discloses a BOPP film preheating treatment device which comprises a workbench, a preheating box, a material storage roller, a supporting shaft, a rack, an auxiliary film penetrating mechanism, a material receiving roller, a rotary driving mechanism and an electric heating plate, the preheating box is fixed on the workbench, and the right side of the preheating box is rotationally connected with the supporting shaft on the workbench; a rotary driving mechanism is installed on the portion, on the left side of the preheating box, of the workbench, a material collecting roller is detachably installed on the rotary driving mechanism, the left side and the right side of the interior of the preheating box are each provided with an electric heating plate, a rack is installed on the top of the preheating box, and an auxiliary film penetrating mechanism is installed on the rack; the auxiliary film penetrating mechanism comprises a cross rod, a sliding sleeve, a base plate, a magnetic strip and a handle. According to the BOPP film preheating device, a BOPP film can conveniently penetrate through the preheating box; and the material storage roller and the material receiving roller are convenient to disassemble and replace.

Description

Technical Field

[0001] The utility model relates to the technical field of BOPP film preheating, in particular to a BOPP film preheating treatment device. Background Art

[0002] Biaxially oriented polypropylene film (BOPP) is a plastic film made by coextruding polypropylene particles into sheets and then stretching them in both the longitudinal and transverse directions. BOPP film needs to be stretched during processing and preheated before stretching.

[0003] Chinese patent CN217708205U discloses a BOPP film preheating treatment device, including a preheating box and a mounting assembly, an adjustment box is fixedly installed on the upper end of the preheating box, a driving source is fixedly installed on the upper end of the adjustment box, rotating rods are movably installed on both sides of the adjustment box, and the two rotating rods are connected to the driving source through a bevel gear and a reversing gear, and film roller rods are movably installed on both sides of the preheating box. The utility model relates to the technical field of BOPP film production equipment. The BOPP film preheating treatment device solves the problem that the existing preheating devices are mostly provided with rollers at both ends of the preheating box, and the film is passed through the preheating box and the rollers are used to collect and release the coupons, but the rollers are driven by two different power sources to rotate, which easily causes the film to be unevenly stressed and torn, affecting normal use, and during use, the distance between the heating block and the film cannot be adjusted according to the needs of the user.

[0004] The above patent needs to pass the BOPP film through a preheating box when in use, and the BOPP film is relatively soft. The above patent lacks the function of helping the BOPP film to pass through the preheating box, and the BOPP film can only be passed through the preheating box manually, which is inconvenient. In addition, the above patent uses a film roller rod to wrap the film when in use, and the film roller rod is inconvenient to disassemble, resulting in inconvenience in removing the film for subsequent processing after the preheating is completed. Therefore, in view of the above situation, it is urgently necessary to develop a BOPP film preheating treatment device that is convenient for passing the BOPP film through the preheating box, and convenient for disassembling and replacing the storage roller and the receiving roller, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content

[0005] The utility model aims to provide a BOPP film preheating treatment device, which is convenient for passing the BOPP film through a preheating box; and is convenient for disassembling a storage roller and a receiving roller, so as to facilitate replacement.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A BOPP film preheating treatment device comprises a workbench, a preheating box, a storage roller, a supporting shaft, a frame, an auxiliary film-penetrating mechanism, a receiving roller, a rotating drive mechanism and an electric heating plate, wherein the preheating box is fixed on the workbench, the right side of the preheating box is rotatably connected to the workbench with a supporting shaft, the storage roller is detachably mounted on the supporting shaft, the left side of the preheating box is mounted on the workbench with a rotating drive mechanism, the receiving roller is detachably mounted on the rotating drive mechanism, an electric heating plate is mounted on both left and right sides of the interior of the preheating box, a frame is mounted on the top of the preheating box, the auxiliary film-penetrating mechanism is mounted on the frame, the auxiliary film-penetrating mechanism comprises: a cross bar, a sliding sleeve, a substrate, a magnetic strip and a handle, the cross bar is fixed in the frame, a sliding sleeve is slidably mounted on the cross bar, a handle is fixed on the upper side of the sliding sleeve, a substrate penetrating the frame is fixed on the lower side of the sliding sleeve, and a magnetic strip is adsorbed on the substrate.

[0008] Preferably, the substrate is made of iron material.

[0009] Preferably, the frame is provided with a limiting slide groove for moving the substrate.

[0010] Preferably: the preheating box is provided with a through slot.

[0011] Preferably: the rotary drive mechanism includes: a driving motor, a first gear, a second gear, a transmission shaft, a threaded cover and a thread, the driving motor is fixed to the lower side of the workbench, a first gear is installed on the output shaft of the driving motor, a second gear is installed on one side of the first gear to rotate with it, the second gear is installed on the transmission shaft, the transmission shaft is rotatably connected to the workbench, a thread is provided on the upper end of the transmission shaft, and a threaded cover matching with it is installed on the outer side of the thread.

[0012] The beneficial effects of the utility model are as follows: when the BOPP film preheating treatment device is used, the storage roller is firstly sleeved on the supporting shaft, the receiving roller is sleeved on the transmission shaft, and then the threaded cover is tightened to press the receiving roller, and then the front end of the BOPP film on the storage roller is placed between the substrate and the magnetic strip, and the front end of the BOPP film is clamped by magnetic force, and then the sliding sleeve and the substrate are driven to move by the handle, and the BOPP film is driven to pass through the preheating box by the substrate, and then the magnetic strip is removed, and then the front end of the BOPP film is wound around the receiving roller, and the BOPP film is preheated by the electric heating plate, and at the same time, the first gear, the second gear, and the transmission shaft are driven to rotate by the driving motor, and the receiving roller is driven to rotate by the transmission shaft, and the BOPP film is moved by the rotation of the receiving roller, and when the preheating of a roll of BOPP film is completed, the threaded cover is removed, and then the receiving roller is removed from the transmission shaft, and the storage roller is removed from the supporting shaft, and then, a new storage roller and receiving roller are replaced to continue the preheating work. In summary, the utility model makes it convenient for the BOPP film to pass through the preheating box; and the storage roller and the receiving roller are convenient to be disassembled and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 .

[0014] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0015] Figure 3 This is an internal view of the preheating box in the present invention.

[0016] Figure 4 It is a partial structure diagram of the utility model Figure 1 .

[0017] Figure 5 It is a partial structure diagram of the utility model Figure 2 .

[0018] Figure 6 For this utility model Figure 5 Schematic diagram of the split state.

[0019] Figure 7 It is a partial structure diagram of the utility model Figure 3 .

[0020] Figure 8 For this utility model Figure 7 Schematic diagram of the split state.

[0021] Legend:

[0022] 1. Workbench; 2. Preheating box; 201. Through slot; 3. Storage roller; 4. Support shaft; 5. Frame; 501. Limiting slide slot; 6. Auxiliary film-threading mechanism; 601. Cross bar; 602. Sliding sleeve; 603. Base plate; 604. Magnetic strip; 605. Handle; 7. Receiving roller; 8. Rotary drive mechanism; 801. Drive motor; 802. First gear; 803. Second gear; 804. Transmission shaft; 805. Threaded cover; 806. Thread; 9. Electric heating plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Specific examples are given below.

[0025] See also Figure 1 to Figure 8 In the embodiment of the utility model, a BOPP film preheating treatment device includes a workbench 1, a preheating box 2, a storage roller 3, a support shaft 4, a frame 5, an auxiliary film-threading mechanism 6, a receiving roller 7, a rotary drive mechanism 8 and an electric heating plate 9. The preheating box 2 is fixed on the workbench 1, and the right side of the preheating box 2 is rotatably connected to the workbench 1 with the support shaft 4, and the storage roller 3 is detachably mounted on the support shaft 4. The storage roller 3 stores the BOPP film to be preheated, and the storage roller 3 is sleeved on the support shaft 4, and the storage roller 3 can be directly pulled off the support shaft 4. The left side of the preheating box 2 is installed with a rotary drive mechanism 8 on the workbench 1, and the receiving roller 7 is detachably mounted on the rotary drive mechanism 8. A through slot 201 is provided on the preheating box 2, and the through slot 201 is used for the BOPP film to pass through. The left and right sides of the interior of the preheating box 2 are both installed There is an electric heating plate 9, and a frame 5 is installed on the top of the preheating box 2. An auxiliary film-penetrating mechanism 6 is installed on the frame 5. When in use, the storage roller 3 is first put on the support shaft 4, and then the front end of the BOPP film on the storage roller 3 is clamped on the auxiliary film-penetrating mechanism 6, and then the auxiliary film-penetrating mechanism 6 drives the BOPP film to pass through the preheating box 2, and then the front end of the BOPP film is removed from the auxiliary film-penetrating mechanism 6, and then the front end of the BOPP film is wound onto the receiving roller 7, and the BOPP film is preheated by the electric heating plate 9, and the receiving roller 7 is driven to rotate by the rotary drive mechanism 8, and the BOPP film is driven to move by the receiving roller 7. When the BOPP film is preheated, the receiving roller 7 is removed from the rotary drive mechanism 8, and the preheated BOPP film on the receiving roller 7 can be processed subsequently.

[0026] The auxiliary film-penetrating mechanism 6 includes: a crossbar 601, a sleeve 602, a base plate 603, a magnetic strip 604 and a handle 605. The crossbar 601 is fixed in the frame 5. The sleeve 602 is slidably mounted on the crossbar 601. The handle 605 is fixed on the upper side of the sleeve 602. The base plate 603 that penetrates the frame 5 is fixed on the lower side of the sleeve 602. The base plate 603 is made of iron material. The magnetic strip 604 is adsorbed on the base plate 603. The frame 5 is provided with a base plate 603 for passing through the frame 5. When using the limiting slide groove 501 for moving the plate 603, first place the front end of the BOPP film between the base plate 603 and the magnetic strip 604, clamp the front end of the BOPP film by magnetic force, then drive the sliding sleeve 602 and the base plate 603 to move by the handle 605, drive the BOPP film to pass through the preheating box 2 by the base plate 603, then remove the magnetic strip 604, and then wind the front end of the BOPP film onto the receiving roller 7.

[0027] The rotary drive mechanism 8 includes: a driving motor 801, a first gear 802, a second gear 803, a transmission shaft 804, a threaded cover 805 and a thread 806. The driving motor 801 is fixed to the lower side of the workbench 1. The first gear 802 is installed on the output shaft of the driving motor 801. A second gear 803 that rotates with the first gear 802 is installed on one side of the first gear 802. The second gear 803 is installed on the transmission shaft 804. The transmission shaft 804 is rotatably connected to the workbench 1. A thread 806 is provided on the upper end of the transmission shaft 804. A threaded cover 805 that matches with the thread 806 is installed on the outer side of the thread 806. When in use, the receiving roller 7 is put on the transmission shaft 804, and then the threaded cover 805 is tightened to press the receiving roller 7. Then, the first gear 802, the second gear 803 and the transmission shaft 804 are driven to rotate by the driving motor 801, and the receiving roller 7 is driven to rotate by the transmission shaft 804. The BOPP film is moved by the rotation of the receiving roller 7.

[0028] Working principle: When using the BOPP film preheating treatment device, first put the storage roller 3 onto the support shaft 4, put the collection roller 7 onto the transmission shaft 804, and then tighten the threaded cover 805 to press the collection roller 7, then place the front end of the BOPP film on the storage roller 3 between the base plate 603 and the magnetic strip 604, clamp the front end of the BOPP film by magnetic force, then drive the sliding sleeve 602 and the base plate 603 to move through the base plate 603, and then drive the BOPP film to pass through the preheating box 2, then remove the magnetic strip 604, and then, The front end of the BOPP film is wound onto the receiving roller 7, and the BOPP film is preheated by the electric heating plate 9. At the same time, the driving motor 801 drives the first gear 802, the second gear 803, and the transmission shaft 804 to rotate, and the transmission shaft 804 drives the receiving roller 7 to rotate, and the rotation of the receiving roller 7 drives the BOPP film to move. When a roll of BOPP film is preheated, the threaded cover 805 is removed, and the receiving roller 7 is removed from the transmission shaft 804, and the storage roller 3 is removed from the support shaft 4. Then, the new storage roller 3 and the receiving roller 7 are replaced to continue the preheating work.

[0029] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A BOPP film preheating treatment device, characterized in that: The invention comprises a workbench (1), a preheating box (2), a material storage roller (3), a support shaft (4), a frame (5), an auxiliary film-threading mechanism (6), a material collection roller (7), a rotary drive mechanism (8) and an electric heating plate (9), wherein the workbench (1) is fixed with a preheating box (2), the right side of the preheating box (2) is rotatably connected to the workbench (1) with a support shaft (4), the material storage roller (3) is detachably mounted on the support shaft (4), the left side of the preheating box (2) is mounted on the workbench (1), the material collection roller (7) is detachably mounted on the rotary drive mechanism (8), and the left and right sides of the interior of the preheating box (2) are each equipped with a An electric heating plate (9), a frame (5) is installed on the top of the preheating box (2), an auxiliary film-penetrating mechanism (6) is installed on the frame (5), and the auxiliary film-penetrating mechanism (6) comprises: a cross bar (601), a sliding sleeve (602), a base plate (603), a magnetic strip (604) and a handle (605), the cross bar (601) is fixed in the frame (5), a sliding sleeve (602) is slidably installed on the cross bar (601), a handle (605) is fixed on the upper side of the sliding sleeve (602), and a base plate (603) that penetrates the frame (5) is fixed on the lower side of the sliding sleeve (602), and a magnetic strip (604) is adsorbed on the base plate (603).

2. The BOPP film preheating treatment device according to claim 1, characterized in that: The base plate (603) is made of iron material.

3. The BOPP film preheating treatment device according to claim 1, characterized in that: The frame (5) is provided with a limiting sliding groove (501) for moving the base plate (603).

4. The BOPP film preheating treatment device according to claim 1, characterized in that: The preheating box (2) is provided with a through slot (201).

5. The BOPP film preheating treatment device according to claim 1, characterized in that: The rotary drive mechanism (8) comprises: a drive motor (801), a first gear (802), a second gear (803), a transmission shaft (804), a threaded cover (805) and a thread (806); the drive motor (801) is fixed to the lower side of the workbench (1); the first gear (802) is mounted on the output shaft of the drive motor (801); a second gear (803) rotatably matched with the first gear (802) is mounted on one side of the first gear (802); the second gear (803) is mounted on the transmission shaft (804); the transmission shaft (804) is rotatably connected to the workbench (1); a thread (806) is arranged on the upper end of the transmission shaft (804); and a threaded cover (805) rotatably matched with the thread (806) is mounted on the outer side of the thread (806).

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