POF heat shrink film antistatic performance detection device

Abstract

The utility model relates to an antistatic performance detection device for a POF (Polyolefin Fiber) heat shrink film, and relates to the technical field of POF heat shrink films. The device comprises a detection table, the upper end of the detection table is fixedly connected with a dust cover, two electrostatic detection heads are arranged in the dust cover, two sides of the detection table are fixedly connected with two mounting racks, a material receiving roller and a heat shrink film roller are respectively arranged between the two mounting racks, and two groups of adjusting mechanisms are arranged on the two electrostatic detection heads. Each adjusting mechanism comprises a rectangular groove, two lead screw nuts, a two-way lead screw, a motor and two connecting blocks, the rectangular groove is formed in one side wall of the dust cover, the two-way lead screw is rotationally connected between the inner top wall and the inner bottom wall of the rectangular groove, the two lead screw nuts are in threaded connection to the circumferential side of the two-way lead screw, and the two lead screw nuts are in threaded connection with the two connecting blocks. The adjusting mechanism, the static detection head, the mounting rack, the receiving roller and the heat shrink film roller are matched, the adjusting mechanism can adjust the position of the static detection head, and the shrink film can be conveniently mounted and detected.

Description

Technical Field

[0001] The utility model relates to the technical field of POF heat shrinkable films, in particular to a POF heat shrinkable film antistatic performance detection device. Background Art

[0002] POF is a heat shrink film, mainly used for packaging regular and irregular shaped products. Due to its non-toxic and environmentally friendly, high transparency, high shrinkage rate, good heat sealing performance, high gloss, strong toughness, tear resistance, uniform heat shrinkage and suitability for fully automatic high-speed packaging, it is a replacement product for traditional PVC heat shrink film. It is widely used in automotive products, plastic products, stationery, books, electronics, circuit boards, MP3, VCD, handicrafts, photo frames and other wooden products, toys, pesticides, daily necessities, food, cosmetics, canned beverages, dairy products, medicines, cassettes and videotapes and other products.

[0003] Friction and other conditions may occur during the production process of POF heat shrink film, which may easily cause static electricity on the POF heat shrink film, which may affect the heat shrinkage effect of the film. At the same time, it will also absorb dust and impurities in the air, resulting in a decrease in the surface quality of the film after heat shrinkage. When testing the anti-static performance of the POF heat shrink film, the position adjustment of the detection head is not flexible enough, the detection head is far away, which may easily lead to data deviation, and the detection head is close to the POF heat shrink film, causing damage, making the detection data one-sided and inconvenient to use. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a POF heat shrink film antistatic performance detection device, which can flexibly adjust the position of the detection head and improve the accuracy of the detection data.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A POF heat shrink film antistatic performance detection device comprises a detection platform, the upper end of the detection platform is fixedly connected to a dust cover, two electrostatic detection heads are arranged in the dust cover, two mounting frames are fixedly connected to both sides of the detection platform, a material receiving roller and a heat shrink film roller are respectively arranged between the two mounting frames, two groups of adjustment mechanisms are arranged on the two electrostatic detection heads, each group of the adjustment mechanisms comprises a rectangular groove, two screw nuts, a bidirectional screw, a motor and two connecting blocks, the rectangular groove is opened on one side wall of the dust cover, the bidirectional screw is rotatably connected between the inner top wall and the inner bottom wall of the rectangular groove, the two screw nuts are both threadedly connected to the circumferential side of the bidirectional screw, the motor is fixedly connected to the upper end of the dust cover, and the output end of the motor movably passes through the inner top wall of the rectangular groove and is fixed to the upper end of the bidirectional screw, the two connecting blocks are respectively fixedly connected to one side of the two screw nuts, and the two electrostatic detection heads are respectively fixed to the two connecting blocks.

[0007] By adopting the above technical solution, the adjustment mechanism, the electrostatic detection head, the mounting frame, the material receiving roller and the heat shrink film roller cooperate, and the adjustment mechanism can adjust the position of the electrostatic detection head to facilitate the installation and detection of the shrink film.

[0008] In a preferred example, the utility model can be further configured as follows: two limit rods are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove, and the two screw nuts are slidably connected to the circumferential sides of the two limit rods.

[0009] By adopting the above technical solution, the screw nut and the limit rod are slidably matched, which can improve the movement stability of the screw nut.

[0010] In a preferred example, the utility model can be further configured as follows: the circumferential side walls of the receiving roller and the heat shrink film roller are slidably provided with connecting rods, two groups of mounting mechanisms are provided on the two connecting rods and four mounting frames, each group of the mounting mechanisms includes two mounting grooves and a rotating block, the two mounting grooves are respectively opened at the upper ends of the two mounting frames, the rotating block is rotatably connected between the side walls of one of the mounting frames, and the connecting rod is fixedly connected to one side of the rotating block.

[0011] By adopting the above technical solution, the installation mechanism can lift the connecting rod and then perform the installation operation.

[0012] In a preferred example, the utility model can be further configured as follows: a circumferential side of one of the connecting rods is rotatably connected to a rotating disk, one side of the rotating disk is fixedly connected to two insertion rods, one side of the receiving roller is provided with two circular grooves, and the two insertion rods are respectively slidably connected in the two circular grooves.

[0013] By adopting the above technical solution, the rotating disk can conveniently rotate the receiving roller.

[0014] In a preferred example, the utility model can be further configured as follows: a limiting mechanism is provided on one side of each of the two mounting frames, and each set of the limiting mechanisms includes a rotating rod and a bolt, the rotating rod is rotatably connected to one side of the mounting frame, the bolt is provided on one side of the rotating rod, and the bolt movably passes through the other side of the rotating rod and is threadedly connected to the mounting frame.

[0015] By adopting the above technical solution, the limiting mechanism can limit the position of the connecting rod.

[0016] In a preferred example, the utility model can be further configured as follows: an ion wind gun is provided at the upper end of the detection table and the inner top wall of the dust cover, a high voltage generator is provided on one side of the detection table, and the high voltage generator and the two ion wind guns are electrically connected.

[0017] By adopting the above technical solution, the ion wind gun and the high voltage generator can be used to remove static electricity on the surface of the POF heat shrink film.

[0018] In a preferred example, the utility model can be further configured as follows: each set of the installation mechanisms further includes a nut and a thread groove, the thread groove is opened on the circumferential side of the connecting rod, and the nut is threadedly connected in the thread groove.

[0019] By adopting the above technical solution, the position of the receiving roller and the heat shrink film roller can be easily limited.

[0020] In summary, the present invention includes at least one of the following beneficial technical effects:

[0021] 1. An adjustment mechanism, an electrostatic detection head, a mounting frame, a receiving roller and a heat shrink film roller are provided. The heat shrink film roller and the receiving roller are respectively mounted on two connecting rods. After the POF heat shrink film on the heat shrink film roller is pulled through the two electrostatic detection heads and fixed on the surface of the receiving roller, the motor is started. The output end of the motor drives the bidirectional lead screw to rotate. The two lead screw nuts move with the bidirectional lead screw. The electrostatic detection head approaches the POF heat shrink film to detect it, preventing the electrostatic detection head from being fixed in position and causing poor detection effect. At the same time, it is convenient for the installation and detection of the shrink film.

[0022] 2. A connecting rod, a mounting mechanism, a rotating disk, an insert rod and a limiting mechanism are provided. The bolt rotates through the rotating rod, and the thread penetrates into the mounting frame. The bolt is rotated to take the bolt out of the mounting frame and the rotating rod. The connecting rod is rotated upward to make the rotating block rotate in the mounting groove. The nut is rotated to separate the nut from the surface of the connecting rod, and the heat shrink film roller and the receiving roller can be pulled outward, so that the heat shrink film roller and the receiving roller can be installed or replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is a stereogram of this embodiment;

[0024] Figure 2 is a three-dimensional cross-sectional view of this embodiment;

[0025] Figure 3 This embodiment Figure 2 A partial enlarged view of the middle A;

[0026] Figure 4 This embodiment Figure 2 A partial enlarged view of point B in the middle;

[0027] Figure 5 This embodiment Figure 2 A partial enlarged view of point C in the middle.

[0028] In the figure, 1. detection table; 2. dust cover; 3. mounting frame; 4. receiving roller; 5. heat shrink film roller; 6. mounting mechanism; 601. nut; 602. mounting groove; 603. threaded groove; 604. rotating block; 7. ion wind gun; 8. electrostatic detection head; 9. limiting mechanism; 901. rotating rod; 902. bolt; 10. adjusting mechanism; 1001. rectangular groove; 1002. lead screw nut; 1003. bidirectional lead screw; 1004. motor; 1005. connecting block; 1006. limiting rod; 11. high voltage generator; 12. connecting rod; 13. circular groove; 14. plug rod; 15. rotating disk. DETAILED DESCRIPTION

[0029] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0030] Example:

[0031] Reference Figure 1-5The utility model discloses a POF heat shrink film antistatic performance detection device, comprising a detection platform 1, a dust cover 2 is fixedly connected to the upper end of the detection platform 1, two electrostatic detection heads 8 are arranged in the dust cover 2, two mounting frames 3 are fixedly connected to both sides of the detection platform 1, a receiving roller 4 and a heat shrink film roller 5 are respectively arranged between the two mounting frames 3, two groups of adjustment mechanisms 10 are arranged on the two electrostatic detection heads 8, each group of adjustment mechanisms 10 includes a rectangular slot 1001, two screw nuts 1002, and a double The two-way screw rod 1003, the motor 1004 and the two connecting blocks 1005 are provided with a rectangular groove 1001 on one side wall of the dust cover 2, the two-way screw rod 1003 is rotatably connected between the inner top wall and the inner bottom wall of the rectangular groove 1001, the two screw nuts 1002 are both threadedly connected to the circumferential side of the two-way screw rod 1003, the motor 1004 is fixedly connected to the upper end of the dust cover 2, and the output end of the motor 1004 movably passes through the inner top wall of the rectangular groove 1001 and is fixed to the upper end of the two-way screw rod 1003. The two connecting blocks 1005 are respectively fixedly connected to one side of the two screw nuts 1002, and the two electrostatic detection heads 8 are respectively fixed to the two connecting blocks 1005. Two limit rods 1006 are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove 1001. The two screw nuts 1002 are slidably connected to the circumferential sides of the two limit rods 1006. The screw nuts 1002 and the limit rods 1006 are slidably matched, which can improve the movement stability of the screw nuts 1002, and the heat shrink film roller 5 and the receiving roller 4 are connected. They are respectively sleeved on two connecting rods 12, and the POF heat shrink film on the heat shrink film roller 5 is pulled through the two electrostatic detection heads 8 and fixed on the surface of the receiving roller 4, and then the motor 1004 is started. The output end of the motor 1004 drives the bidirectional lead screw 1003 to rotate, and the two lead screw nuts 1002 move with the bidirectional lead screw 1003. The electrostatic detection head 8 approaches the POF heat shrink film to detect it, which prevents the electrostatic detection head 8 from being fixed in position and causing poor detection effect, and at the same time facilitates the installation and detection of the shrink film.

[0032] The circumferential side walls of the receiving roller 4 and the heat shrink film roller 5 are both slidably provided with connecting rods 12. Two groups of mounting mechanisms 6 are provided on the two connecting rods 12 and the four mounting frames 3. Each group of mounting mechanisms 6 includes a nut 601, two mounting grooves 602, a threaded groove 603 and a rotating block 604. The two mounting grooves 602 are respectively opened at the upper ends of the two mounting frames 3. The rotating block 604 is rotatably connected between the side walls of one of the mounting frames 3. The connecting rod 12 is fixedly connected to one side of the rotating block 604. The threaded groove 603 is opened on the circumferential side of the connecting rod 12. The nut 601 is threadedly connected in the threaded groove 603. The mounting mechanism 6 can lift the connecting rod 12 for installation. The circumferential side of one of the connecting rods 12 is rotatably connected with a rotating disk 15, one side of the rotating disk 15 is fixedly connected with two insertion rods 14, one side of the receiving roller 4 is provided with two circular grooves 13, the two insertion rods 14 are respectively slidably connected in the two circular grooves 13, and the rotating disk 15 can conveniently rotate the receiving roller 4, wherein one side of the two mounting frames 3 is provided with a limiting mechanism 9, each set of limiting mechanisms 9 includes a rotating rod 901 and a bolt 902, the rotating rod 901 is rotatably connected to one side of the mounting frame 3, the bolt 902 is arranged on one side of the rotating rod 901, and the bolt 902 movably penetrates The other side of the rotating rod 901 is threadedly connected to the mounting frame 3, and the limiting mechanism 9 can limit the position of the connecting rod 12. The bolt 902 rotates through the rotating rod 901 and is threaded into the mounting frame 3. The bolt 902 is rotated to take the bolt 902 out of the mounting frame 3 and the rotating rod 901, and the connecting rod 12 is rotated upward to make the rotating block 604 rotate in the mounting groove 602. The nut 601 is rotated to separate the nut 601 from the surface of the connecting rod 12, and the heat shrink film roller 5 and the receiving roller 4 can be pulled outward, so that the heat shrink film roller 5 and the receiving roller 4 can be installed or replaced.

[0033] The upper end of the detection table 1 and the inner top wall of the dust cover 2 are both provided with an ion wind gun 7, and a high-voltage generator 11 is provided on one side of the detection table 1. The high-voltage generator 11 and the two ion wind guns 7 are electrically connected. The ion wind gun 7 and the high-voltage generator 11 can cooperate to remove static electricity on the surface of the POF heat shrink film.

[0034] The implementation principle of the above embodiment is: the heat shrink film roller 5 and the receiving roller 4 are respectively sleeved on the two connecting rods 12, and the POF heat shrink film on the heat shrink film roller 5 is pulled through the two electrostatic detection heads 8 and fixed on the surface of the receiving roller 4, and then the motor 1004 is started, and the output end of the motor 1004 drives the bidirectional screw rod 1003 to rotate, and the two screw nuts 1002 move with the bidirectional screw rod 1003, and the electrostatic detection head 8 approaches the POF heat shrink film to detect it, so as to prevent the electrostatic detection head 8 from being fixed in position and having a poor detection effect, and at the same time facilitate the installation and detection of the shrink film.

[0035] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0036] The embodiments of this specific implementation method are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. Therefore, all equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A device for testing the antistatic properties of a POF heat shrinkable film, comprising a testing platform (1), characterized in that: The upper end of the detection platform (1) is fixedly connected to a dust cover (2), and two electrostatic detection heads (8) are arranged in the dust cover (2). Two mounting frames (3) are fixedly connected to both sides of the detection platform (1), and a receiving roller (4) and a heat shrink film roller (5) are respectively arranged between the two mounting frames (3). Two groups of adjustment mechanisms (10) are arranged on the two electrostatic detection heads (8), and each group of the adjustment mechanisms (10) includes a rectangular groove (1001), two screw nuts (1002), a bidirectional screw (1003), a motor (1004) and two connecting blocks (1005). The rectangular groove (1001) is opened in the dust cover. The bidirectional lead screw (1003) is rotatably connected between the inner top wall and the inner bottom wall of the rectangular groove (1001), the two lead screw nuts (1002) are both threadedly connected to the circumferential side of the bidirectional lead screw (1003), the motor (1004) is fixedly connected to the upper end of the dust cover (2), and the output end of the motor (1004) movably passes through the inner top wall of the rectangular groove (1001) and is fixed to the upper end of the bidirectional lead screw (1003), the two connecting blocks (1005) are respectively fixedly connected to one side of the two lead screw nuts (1002), and the two electrostatic detection heads (8) are respectively fixed to the two connecting blocks (1005).

2. A POF heat shrink film antistatic performance detection device according to claim 1, characterized in that: Two limiting rods (1006) are fixedly connected between the inner top wall and the inner bottom wall of the rectangular groove (1001), and the two screw nuts (1002) are both slidably connected to the circumferential sides of the two limiting rods (1006).

3. A POF heat shrink film antistatic performance detection device according to claim 1, characterized in that: The circumferential side walls of the receiving roller (4) and the heat shrink film roller (5) are slidably provided with connecting rods (12), and two groups of mounting mechanisms (6) are provided on the two connecting rods (12) and the four mounting frames (3), and each group of the mounting mechanisms (6) includes two mounting grooves (602) and a rotating block (604), and the two mounting grooves (602) are respectively opened at the upper ends of the two mounting frames (3), and the rotating block (604) is rotatably connected between the side walls of one of the mounting frames (3), and the connecting rod (12) is fixedly connected to one side of the rotating block (604).

4. A POF heat shrink film antistatic performance detection device according to claim 3, characterized in that: A rotating disk (15) is rotatably connected to the circumferential side of one of the connecting rods (12), and two insertion rods (14) are fixedly connected to one side of the rotating disk (15). Two circular grooves (13) are provided on one side of the receiving roller (4), and the two insertion rods (14) are slidably connected to the two circular grooves (13) respectively.

5. The device for detecting antistatic properties of a POF heat shrinkable film according to claim 3, characterized in that: One side of the two mounting frames (3) is provided with a limiting mechanism (9), and each set of the limiting mechanisms (9) comprises a rotating rod (901) and a bolt (902), wherein the rotating rod (901) is rotatably connected to one side of the mounting frame (3), the bolt (902) is arranged on one side of the rotating rod (901), and the bolt (902) movably passes through the other side of the rotating rod (901) and is threadedly connected to the mounting frame (3).

6. A POF heat shrink film antistatic performance detection device according to claim 1, characterized in that: The upper end of the detection platform (1) and the inner top wall of the dust cover (2) are both provided with ion wind guns (7), and a high-voltage generator (11) is provided on one side of the detection platform (1), and the high-voltage generator (11) and the two ion wind guns (7) are electrically connected.

7. A POF heat shrink film antistatic performance detection device according to claim 3, characterized in that: Each set of the mounting mechanisms (6) further comprises a nut (601) and a thread groove (603), wherein the thread groove (603) is provided on the circumferential side of the connecting rod (12), and the nut (601) is threadedly connected in the thread groove (603).

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