Easily-pulled wire device of three-dimensional transparent film packaging machine

Abstract

The utility model discloses and provides an easy-to-pull wire device of a three-dimensional transparent film packaging machine, which comprises a transverse adjusting mechanism, a U-shaped notch mechanism is in transmission connection with the transverse adjusting mechanism, an easy-to-pull wire mounting mechanism is fixedly connected with the top end of the U-shaped notch mechanism, and a position adjusting mechanism is arranged on the side surface of the transverse adjusting mechanism. The position of the U-shaped notching mechanism can be conveniently adjusted through the transverse adjusting mechanism, the U-shaped notching mechanism can smoothly cut a film, the position of a U-shaped notch is adjusted through the position adjusting mechanism, adjustment is convenient, positioning is accurate, the easy-to-pull wire installation mechanism is provided with a plurality of idler wheel guides, a brake structure is arranged, the tension of the easy-to-pull wire is automatically adjusted, and deformation is not prone to occurring.

Description

Technical Field

[0001] The present invention relates to the technical field of packaging equipment, and in particular to a pull-line device of a three-dimensional transparent film packaging machine. Background Art

[0002] Three-dimensional packaging machine, also known as three-dimensional transparent film packaging machine, cigarette packaging machine, transparent film hexahedron folding cold packaging machine, transparent film packaging machine. This machine uses BOPP film or PVC as packaging material to form a three-dimensional hexahedron folding package for the packaged object. It is widely used in cosmetics, medicines, food, health products, audio-visual products, stationery, daily necessities and other transparent film three-dimensional skin packaging outside the box (the packaging effect is the same as that of cigarettes).

[0003] Some three-dimensional transparent film packaging machines have a pull-wire device. When adding a pull-wire during packaging, the original pull-wire mechanism is complicated to install, and the tension of the pull-wire is uneven during operation, causing the pull-wire to deform. The U-shaped incision is inconvenient to adjust, and the U-shaped cutter cannot make an incision. Utility Model Content

[0004] The present disclosure provides a pull-wire device for a three-dimensional transparent film packaging machine to solve one of the technical problems recognized by the inventor.

[0005] The present invention provides a pull-wire device for a three-dimensional transparent film packaging machine, comprising a lateral adjustment mechanism, wherein a U-shaped incision mechanism is transmission-connected to the lateral adjustment mechanism, a pull-wire installation mechanism is fixedly connected to the top of the U-shaped incision mechanism, and a position adjustment mechanism is arranged on the side of the lateral adjustment mechanism.

[0006] Preferably, the easy-to-pull wire installation mechanism includes a support plate, the bottom end of the support plate is fixedly connected to the top of the U-shaped incision mechanism, the top of the support plate is fixedly connected to a mounting plate, one end of the mounting plate is hinged with a swing arm bearing seat, one end of the swing arm bearing seat is provided with a brake arm, and the other end is connected to a roller mounting plate, the end of the brake arm away from the swing arm bearing seat is provided with a brake seat, the brake seat is fixedly connected with a brake disc, a roller shaft is provided in the middle of the brake disc, the outer side of the roller shaft is sleeved with a mounting roller, the end of the roller shaft is fixedly connected with a fixing ring, and the roller mounting plate is rotatably connected to a plurality of roller bearings.

[0007] Preferably, a brake swing arm is provided in the middle of the mounting plate, and a plurality of pull-wire rollers are rotatably connected to the brake swing arm.

[0008] Preferably, a guide seat is fixedly connected to the side surface of the roller mounting plate, and a guide hole is formed on the guide seat.

[0009] Preferably, the lateral adjustment mechanism comprises two lateral adjustment side plates, the two lateral adjustment side plates are connected by a plurality of mechanism guide rods, and the U-shaped incision mechanism is movably connected to the mechanism guide rods.

[0010] Preferably, the U-shaped incision mechanism includes a cylinder mounting plate and a pad mounting plate, and the cylinder mounting plate and the pad mounting plate are respectively movably connected to the mechanism guide rod through linear bearings, a cutter cylinder is fixedly connected to the surface of the cylinder mounting plate, the cutter cylinder is transmission-connected to the U-shaped cutter, and a cutter pad is fixedly connected to the side of the pad mounting plate close to the U-shaped cutter.

[0011] Preferably, a cutter adjusting screw and a pad adjusting screw are rotatably connected between the two lateral adjustment side plates, the cutter adjusting screw is threadedly connected with a cutter adjusting nut, the cutter adjusting nut is fixedly connected to the cylinder mounting plate, the pad adjusting screw is threadedly connected with a pad adjusting nut, the pad adjusting nut is fixedly connected to the pad mounting plate, one end of the cutter adjusting screw passes through the lateral adjustment side plate and is fixedly connected with a lateral adjustment square handle, the cutter adjusting screw is fixedly connected with a first sprocket, the pad adjusting screw is fixedly connected with a second sprocket, and the first sprocket and the second sprocket are connected by a chain transmission.

[0012] Preferably, the output shaft of the cutter cylinder is fixedly connected to a fixing plate, both ends of the fixing plate are respectively fixedly connected to cutter guide rods, a guide rod bearing is embedded on the cylinder mounting plate, and the cutter guide tube passes through the guide rod bearing and is fixedly connected to the U-shaped cutter.

[0013] Preferably, the position adjustment mechanism includes two position adjustment side plates, a position adjustment shaft is rotatably connected between the two position adjustment side plates, both ends of the position adjustment shaft are respectively fixedly connected with first adjustment bevel teeth, the side surfaces of the two position adjustment side plates are respectively fixedly connected with screw rod mounting angle seats, the two screw rod mounting angle seats are respectively rotatably connected with position adjustment screws, the top ends of the position adjustment screws are respectively fixedly connected with second adjustment bevel teeth, the first adjustment bevel teeth and the second adjustment bevel teeth are meshed, the two position adjustment screws are respectively threadedly connected with position adjustment nuts, a position adjustment roller is rotatably connected between the two position adjustment nuts, and one end of the position adjustment shaft is fixedly connected with a position adjustment square handle.

[0014] Preferably, two small rollers are rotatably connected between the two position-adjusting side plates, and the two small rollers are respectively arranged on both sides of the position-adjusting roller.

[0015] The beneficial effects of the present invention are mainly as follows: the utility model can conveniently adjust the position of the U-shaped incision mechanism through the lateral adjustment mechanism, so that the U-shaped incision mechanism can cut the film smoothly, and the position of the U-shaped incision can be adjusted through the position adjustment mechanism, which is convenient to adjust and has accurate positioning. The pull-wire installation mechanism has multiple roller guides and a brake structure, and the tension of the pull-wire can be adjusted independently and is not easy to deform.

[0016] It should be understood that both the foregoing general description and the following specific embodiments are for the purpose of example and illustration and do not necessarily limit the present disclosure. The accompanying drawings, which are incorporated into and constitute a part of the specification, illustrate the subject matter of the present disclosure. At the same time, the specification and the drawings are used to explain the principles of the present disclosure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present disclosure or the technical solutions in the prior art, the drawings required for use in the specific embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present disclosure. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 It is a schematic structural diagram of the easy-pull wire device according to an embodiment of the present disclosure;

[0019] Figure 2 It is an exploded view of the U-shaped notch mechanism and the lateral adjustment mechanism structure of the embodiment of the present disclosure;

[0020] Figure 3 This is a schematic diagram of the structure of the easy-pull wire installation mechanism of the embodiment of the present disclosure;

[0021] Figure 4 It is a schematic diagram of the structure of the position adjustment mechanism of the embodiment of the present disclosure;

[0022] Icons: 1-lateral adjustment mechanism; 11-lateral adjustment side plate; 12-mechanism guide rod; 13-cutter adjustment screw rod; 14-cutter adjustment nut; 15-pad adjustment screw rod; 16-pad adjustment nut; 17-lateral adjustment square handle; 18-first sprocket; 19-second sprocket; 2-U-shaped incision mechanism; 21-cylinder mounting plate; 22-cutter cylinder; 23-U-shaped cutter; 24-fixing plate; 25-cutter guide rod; 26-guide rod bearing; 27-pad mounting plate; 28-cutter pad; 3-easy pull line installation mechanism; 31-support plate; 32-mounting plate; 33-swing arm bearing seat; 34-brake arm; 35-brake seat; 36-brake disc; 37-drum shaft; 38-drum installation; 39-fixing ring; 310-roller mounting plate; 311-roller bearing; 312-brake swing arm; 313-telescopic roller; 314-guide hole; 315-guide seat; 4-position adjustment mechanism; 41-position adjustment side plate; 42-position adjustment shaft; 43-first adjustment bevel gear; 44-position adjustment square handle; 45-screw mounting angle seat; 46-position adjustment screw; 47-second adjustment bevel gear; 48-position adjustment nut; 49-position adjustment drum; 410-small drum. DETAILED DESCRIPTION

[0023] The technical solution of the present disclosure 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 disclosure, rather than all of the embodiments.

[0024] Based on the embodiments in the present disclosure, 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 disclosure.

[0025] In the description of the present disclosure, 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 disclosure 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 a limitation of the present disclosure. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present disclosure, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 disclosure can be understood according to specific circumstances.

[0027] Example

[0028] like Figure 1-4 As shown, this embodiment provides a pull-string device for a three-dimensional transparent film packaging machine, comprising: a lateral adjustment mechanism 1, a U-shaped incision mechanism 2 is transmission-connected to the lateral adjustment mechanism 1, a pull-string installation mechanism 3 is fixedly connected to the top of the U-shaped incision mechanism 2, and a position adjustment mechanism 4 is arranged on the side of the lateral adjustment mechanism 1.

[0029] Specifically, the pull-wire mounting mechanism 3 includes a support plate 31, the bottom end of the support plate 31 is bolted and fixedly connected to the top end of the U-shaped incision mechanism 2, the top end of the support plate 31 is bolted and fixedly connected to a mounting plate 32, the mounting plate 32 is vertically arranged to the support plate 31, one end of the mounting plate 32 is hinged with a swing arm bearing seat 33, one end of the swing arm bearing seat 33 is provided with a brake arm 34, and the other end is connected to a roller mounting plate 310, the brake arm 34 and the mounting plate 32 are arranged in parallel, the roller mounting plate 310 is arranged vertically with the brake arm 34, the end of the brake arm 34 away from the swing arm bearing seat 33 is provided with a brake seat 35, and the brake seat 35 is fixedly connected A brake disc 36 is provided with a roller shaft 37 in the middle of the brake disc 36, and a mounting roller 38 is sleeved on the outer side of the roller shaft 37. A fixing ring 39 is fixedly connected to the end of the roller shaft 37. The roller mounting plate 310 is rotatably connected to a plurality of roller bearings 311. The pull cord is mounted on the mounting roller 38. As the free end of the pull cord is pulled, the mounting roller 38 can be rotated to move the pull cord. After the pull cord passes through a plurality of roller bearings 311 to guide the pull cord, the packaging film (the packaging machine is also provided with a film feeding mechanism for the packaging film) enters the U-shaped incision mechanism 2 together, and then passes through the position adjustment mechanism 4. The packaging film is cut into a U-shaped incision by the U-shaped incision mechanism 2 for subsequent packaging operations.

[0030] Furthermore, a brake swing arm 312 is provided in the middle of the mounting plate 32, and a plurality of easy-pull wire rollers 313 are rotatably connected to the brake swing arm 312. There are two easy-pull wire rollers 313 on the brake swing arm 312, and there are three roller bearings 311 on the roller mounting plate 310. The easy-pull wire passes through five rollers in sequence for guiding the wire, ensuring the tension of the easy-pull wire, and the mechanical brake is applied through the brake swing arm 312 and the brake disc 36, so that the tension of the easy-pull wire can be adjusted automatically and is not easily deformed.

[0031] Furthermore, the side bolts of the roller mounting plate 310 are fixedly connected with a guide seat 315, and a guide hole 314 is opened on the guide seat 315. The position of the guide seat 315 is flush with the roller bearing 311 located at the top. The pull wire passes through the guide hole 314 and is wrapped around the roller bearing 311 to play a guiding role.

[0032] The lateral adjustment mechanism 1 includes two lateral adjustment side plates 11 , the two lateral adjustment side plates 11 are connected via a plurality of mechanism guide rods 12 , and the U-shaped notch mechanism 2 is movably connected to the mechanism guide rods 12 .

[0033] Specifically, the U-shaped incision mechanism 2 includes a cylinder mounting plate 21 and a pad mounting plate 27, and the cylinder mounting plate 21 and the pad mounting plate 27 are respectively movably connected to the mechanism guide rod 12 through linear bearings. In this embodiment, the number of the mechanism guide rods 12 is four, and the bottom sides of the cylinder mounting plate 21 and the pad mounting plate 27 are respectively bolted and fixedly connected with linear bearings, and each linear bearing is respectively movably connected to a mechanism guide rod 12, and the cylinder mounting plate 21 and the pad mounting plate 27 are respectively guided by two mechanism guide rods 12; the surface of the cylinder mounting plate 21 is bolted and fixedly connected with a cutter cylinder 22, and the cutter cylinder 22 is transmission-connected with a U-shaped cutter 23, and the pad mounting plate 27 is close to the A cutter pad 28 is fixedly connected to one side of the U-shaped cutter 23, wherein the output shaft of the cutter cylinder 22 is fixedly connected to a fixed plate 24, and both ends of the fixed plate 24 are respectively fixedly connected to cutter guide rods 25, and a guide rod bearing 26 is embedded on the cylinder mounting plate 21, and the cutter guide tube passes through the guide rod bearing 26 and is fixedly connected to the U-shaped cutter 23; the cutter cylinder 22 drives the fixed plate 24 to rise and fall, and drives the U-shaped cutter 23 to rise and fall, and the packaging film and the easy-pull wire pass through between the cylinder mounting plate 21 and the pad mounting plate 27, and the cutter cylinder 22 drives the U-shaped cutter 23 to cut a U-shaped incision on them, and the U-shaped cutter 23 is guided by two cutter guide rods 25, so that the cutting position is more accurate.

[0034] Specifically, a cutter adjustment screw rod 13 and a cushion block adjustment screw rod 15 are rotatably connected between the two lateral adjustment side plates 11, a cutter adjustment nut 14 is threadedly connected to the cutter adjustment screw rod 13, and the cutter adjustment nut 14 is bolted and fixedly connected to the cylinder mounting plate 21, a cushion block adjustment nut 16 is threadedly connected to the cushion block adjustment screw rod 15, and the cushion block adjustment nut 16 is bolted and fixedly connected to the cushion block mounting plate 27, one end of the cutter adjustment screw rod 13 passes through the lateral adjustment side plate 11 and is fixedly connected to a lateral adjustment square handle 17, the cutter adjustment screw rod 13 is fixedly connected to a first sprocket 18, and the cushion block adjustment screw rod 15 is fixedly connected to a second sprocket 19, and the first sprocket 18 and the second sprocket 19 are connected by a chain transmission. By rotating the lateral adjustment square handle 17, the cutter adjustment screw 13 is driven to rotate, and the cutter adjustment screw 13 rotates to make the cutter adjustment nut 14 move left and right in the direction of the cutter adjustment screw 13 to achieve lateral adjustment. At the same time, when the cutter adjustment screw 13 rotates, the first sprocket 18 rotates synchronously, and the second sprocket 19 is driven to rotate synchronously through the chain, thereby driving the pad adjustment screw 15 to rotate, thereby achieving synchronous movement of the pad mounting plate 27 and the cylinder mounting plate 21.

[0035] Specifically, the position adjustment mechanism 4 includes two position adjustment side plates 41, a position adjustment shaft 42 is rotatably connected between the two position adjustment side plates 41, and the two ends of the position adjustment shaft 42 are respectively bolted and fixedly connected with the first adjusting bevel gear 43, and the sides of the two position adjustment side plates 41 are respectively bolted and fixedly connected with the screw mounting angle seats 45, and the two screw mounting angle seats 45 are respectively rotatably connected with the position adjustment screws 46, and the adjusting screws are rotatably connected to the screw mounting angle seats 45 through bearings, and the top end of the position adjustment screw 46 is bolted and fixedly connected with the second adjusting bevel gear 47, and the first adjusting bevel gear 43 and the second adjusting bevel gear 47 are meshed, and the two position adjustment screws 46 are respectively threadedly connected with position adjustment nuts, and a position adjustment roller 49 is rotatably connected between the two position adjustment nuts 48, and one end of the position adjustment shaft 42 is fixedly connected with the position adjustment square handle 44. Rotating the position adjustment square handle 44 drives the position adjustment shaft 42 to rotate. The rotation of the position adjustment shaft 42 drives the two first adjustment bevel teeth 43 to rotate. The first adjustment bevel teeth 43 drives the second adjustment bevel teeth 47 to rotate, thereby driving the two position adjustment screw rods 46 to rotate synchronously, thereby adjusting the height of the position adjustment roller 49. By adjusting the height of the position adjustment roller 49, the position of the U-shaped incision is changed.

[0036] Further, two small rollers 410 are rotatably connected between the two position adjustment side plates 41, and the two small rollers 410 are respectively arranged on both sides of the position adjustment roller 49. The packaging film is guided and stretched by the two small rollers 410 to make it tight, thereby improving the film cutting effect.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present disclosure, rather than to limit them. Although the present disclosure has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present disclosure.

Claims

1. A pull-wire device for a three-dimensional transparent film packaging machine, characterized in that: include: A lateral adjustment mechanism is provided, wherein a U-shaped incision mechanism is transmission-connected to the lateral adjustment mechanism, a pull-wire installation mechanism is fixedly connected to the top of the U-shaped incision mechanism, and a position adjustment mechanism is provided on the side of the lateral adjustment mechanism.

2. The easy-tie device of a three-dimensional transparent film packaging machine according to claim 1, characterized in that: The easy-to-pull wire installation mechanism includes a support plate, the bottom end of the support plate is fixedly connected to the top of the U-shaped incision mechanism, the top of the support plate is fixedly connected to a mounting plate, one end of the mounting plate is hinged with a swing arm bearing seat, one end of the swing arm bearing seat is provided with a brake arm, and the other end is connected to a roller mounting plate, the end of the brake arm away from the swing arm bearing seat is provided with a brake seat, the brake seat is fixedly connected with a brake disc, a roller shaft is provided in the middle of the brake disc, the outer side of the roller shaft is sleeved with an installation roller, the end of the roller shaft is fixedly connected with a fixing ring, and the roller mounting plate is rotatably connected with a plurality of roller bearings.

3. The easy-tie device of the three-dimensional transparent film packaging machine according to claim 2, characterized in that: A brake swing arm is arranged in the middle of the mounting plate, and a plurality of easy-to-pull wire rollers are rotatably connected to the brake swing arm.

4. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 2, characterized in that: A guide seat is fixedly connected to the side surface of the roller mounting plate, and a guide hole is provided on the guide seat.

5. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 1, characterized in that: The lateral adjustment mechanism comprises two lateral adjustment side plates, the two lateral adjustment side plates are connected by a plurality of mechanism guide rods, and the U-shaped notch mechanism is movably connected to the mechanism guide rods.

6. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 5, characterized in that: The U-shaped incision mechanism includes a cylinder mounting plate and a pad mounting plate, and the cylinder mounting plate and the pad mounting plate are respectively movably connected to the mechanism guide rod through linear bearings. A cutter cylinder is fixedly connected to the surface of the cylinder mounting plate, and the cutter cylinder is transmission-connected to the U-shaped cutter. A cutter pad is fixedly connected to the side of the pad mounting plate close to the U-shaped cutter.

7. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 6, characterized in that: A cutter adjusting screw and a pad adjusting screw are rotatably connected between the two lateral adjustment side plates, a cutter adjusting screw is threadedly connected to a cutter adjusting nut, the cutter adjusting nut is fixedly connected to the cylinder mounting plate, a pad adjusting screw is threadedly connected to a pad adjusting nut, the pad adjusting nut is fixedly connected to the pad mounting plate, one end of the cutter adjusting screw passes through the lateral adjustment side plate and is fixedly connected to a lateral adjustment square handle, the cutter adjusting screw is fixedly connected to a first sprocket, the pad adjusting screw is fixedly connected to a second sprocket, and the first sprocket and the second sprocket are connected by a chain transmission.

8. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 6, characterized in that: The output shaft of the cutter cylinder is fixedly connected to a fixing plate, both ends of the fixing plate are respectively fixedly connected to cutter guide rods, a guide rod bearing is embedded in the cylinder mounting plate, and the cutter guide tube passes through the guide rod bearing and is fixedly connected to the U-shaped cutter.

9. The easy-tie device for a three-dimensional transparent film packaging machine according to claim 1, characterized in that: The position adjustment mechanism includes two position adjustment side plates, a position adjustment shaft is rotatably connected between the two position adjustment side plates, both ends of the position adjustment shaft are respectively fixedly connected with first adjustment bevel teeth, the side surfaces of the two position adjustment side plates are respectively fixedly connected with screw rod mounting angle seats, the two screw rod mounting angle seats are respectively rotatably connected with position adjustment screws, the top end of the position adjustment screw rod is fixedly connected with second adjustment bevel teeth, the first adjustment bevel teeth and the second adjustment bevel teeth are meshed, the two position adjustment screw rods are respectively threadedly connected with position adjustment nuts, a position adjustment roller is rotatably connected between the two position adjustment nuts, and one end of the position adjustment shaft is fixedly connected with a position adjustment square handle.

10. The easy-tie device of the three-dimensional transparent film packaging machine according to claim 9, characterized in that: Two small rollers are rotatably connected between the two position-adjusting side plates, and the two small rollers are respectively arranged on both sides of the position-adjusting roller.

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