Cylindrical coiled material edge covering and closing-up mechanism

Abstract

The utility model discloses a cylindrical coiled material edge covering and closing-up mechanism which comprises a machine frame and further comprises an edge closing-up mechanism arranged on the machine frame, a negative pressure suction opening connected to the machine frame in a sliding mode, an edge cutting mechanism arranged in the machine frame and a pressing mechanism arranged on the negative pressure suction opening, and the negative pressure suction opening is connected to a negative pressure suction pump. The edge closing mechanism comprises a first edge closing plate and a second edge closing plate, the edge cutting mechanism comprises a cutting block, the pressing mechanism comprises a pressing block, a film is sucked through a negative pressure suction opening, then the first edge closing plate and the second edge closing plate keep moving oppositely to bundle the film, and the pressing block keeps moving to straighten the film. And finally, the cutting block keeps reciprocating motion for cutting. According to the cylindrical coiled material edge covering and closing-up mechanism, the pressing mechanism is driven by the negative pressure suction opening to move to straighten the end of a thin film, and finally the redundant part of a packaging bag is cut off through the edge cutting block of the edge cutting mechanism, so that the redundant part of the end of the thin film can be automatically cut off, and manual operation is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cylindrical roll material edge covering and closing mechanism and belongs to the technical field of roll material packaging equipment production. BACKGROUND

[0002] When a cylindrical roll of material, such as fabric, curtain cloth, non-woven fabric, wallpaper, artificial leather, etc., is packed, a layer of film needs to be wrapped around the outside of the roll of material to facilitate transportation and prevent the roll of material from getting dirty during transportation.

[0003] When the roll of material is packed, a layer of protective film needs to be wrapped around the outside of the roll of material after it is wound up to prevent it from getting dirty during transportation. The film is wrapped around the roll of material, and the end portion is then fixed by means of heat melting or the like. After the end portion is fixed, the length of the packaging film is slightly greater than the length of the roll of material, which makes transportation inconvenient. Therefore, the present utility model provides a cylindrical roll material edge covering and closing mechanism to solve the problem of the length of the packaging film being slightly greater than the length of the roll of material in the prior art, which makes transportation inconvenient. SUMMARY

[0004] The utility model aims to provide a cylindrical roll material edge covering and closing mechanism to solve the problem of low efficiency caused by manual knotting after the roll of material is packed in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A cylindrical roll material edge covering and closing mechanism comprises a rack, a closing edge mechanism arranged on the rack, a negative pressure suction port slidingly connected to the rack, a trimming mechanism arranged inside the rack, and a pressing mechanism arranged on the negative pressure suction port. The negative pressure suction port is connected to a negative pressure suction pump. The closing edge mechanism comprises a first closing edge plate and a second closing edge plate. The trimming mechanism comprises a cutting block. The pressing mechanism comprises a pressing block. The film is sucked by the negative pressure suction port, then the film is bundled by the first closing edge plate and the second closing edge plate while they are kept moving towards each other, the film is straightened by the pressing block while it is kept moving, and finally the film is cut by the cutting block while it is kept reciprocating.

[0007] Preferably, the closing edge mechanism further comprises a closing edge cylinder, which is symmetrically arranged on the rack. A first arc-shaped groove is formed in the outer wall of the first closing edge plate. A second arc-shaped groove is formed in the second closing edge plate. A bundling groove is formed in each of the first arc-shaped groove and the second arc-shaped groove.

[0008] Preferably, the trimming mechanism further comprises a trimming cylinder and a supporting block. The trimming cylinder is symmetrically installed on both sides of the rack. The cutting block is connected to one side of the trimming cylinder. The supporting block is connected to the other side of the trimming cylinder.

[0009] As preferred, the mounting bracket is fixedly mounted on the rack, the negative pressure suction port is slidably connected to the mounting bracket, and the driving cylinder is mounted on the mounting bracket and connected to the negative pressure suction port.

[0010] As preferred, the pressing mechanism further comprises a pressing cylinder symmetrically arranged at one end of the negative pressure suction port, and the pressing block is fixedly mounted on the output end of the pressing cylinder.

[0011] As preferred, the rack is provided with a limiting seat.

[0012] As preferred, the connecting seat is fixedly mounted on the top of the rack.

[0013] In the above technical solution, the cylindrical coiled material edge closing mechanism has the following beneficial effects:

[0014] The negative pressure suction port is communicated with the negative pressure suction pump, the end portion of the film can be adsorbed into the rack through the negative pressure suction pump and the negative pressure suction port, then the first edge closing plate and the second edge closing plate of the edge closing mechanism abut against the end portion of the film to close the film, then the edge closing block of the pressing mechanism presses the end portion of the film, the end portion of the film is straightened by moving the pressing mechanism through the negative pressure suction port, and finally the excess part of the packaging bag is cut off through the edge cutting block of the edge cutting mechanism, so that the automatic cutting of the excess part of the end portion of the film is realized, and manual operation is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0016] Figure 1 A three-dimensional structure schematic view is provided for the embodiments of the present application.

[0017] Figure 2 A negative pressure suction port mounting structure schematic view is provided for the embodiments of the present application.

[0018] Figure 3 A negative pressure suction port structure schematic view is provided for the embodiments of the present application.

[0019] Figure 4 A partial assembly structure schematic view is provided for the embodiments of the present application.

[0020] Explanation of reference signs:

[0021] 1, rack; 11, limit seat; 12, connecting seat; 2, edge closing mechanism; 21, first edge closing plate; 211, first arc-shaped groove; 22, second edge closing plate; 221, second arc-shaped groove; 23, edge closing cylinder; 24, edge closing groove; 25, connecting plate; 3, negative pressure suction port; 4, edge cutting mechanism; 41, cutting block; 42, edge cutting cylinder; 43, supporting block; 5, edge pressing mechanism; 51, pressing block; 52, pressing cylinder; 6, mounting bracket; 7, driving cylinder. DETAILED DESCRIPTION

[0022] In order to make the technical personnel in the art better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0023] Please refer to Figure 1 -4, a cylindrical material edge covering and closing mechanism, comprising a rack 1, further comprising an edge closing mechanism 2 arranged on the rack 1, a negative pressure suction port 3 slidingly connected to the rack 1, an edge cutting mechanism 4 arranged inside the rack 1 and an edge pressing mechanism 5 arranged on the negative pressure suction port 3, the negative pressure suction port 3 is connected to a negative pressure suction pump, the edge closing mechanism 2 comprises a first edge closing plate 21 and a second edge closing plate 22, the edge cutting mechanism 4 comprises a cutting block 41, and the pressing mechanism 5 comprises a pressing block 51, the film is sucked through the negative pressure suction port 3, then the film is closed through the first edge closing plate 21 and the second edge closing plate 22 which keep moving towards each other, the film is straightened through the pressing block 51 which keeps moving, and finally the film is cut through the cutting block 41 which keeps reciprocating.

[0024] Specifically, the rack 1 is a frame structure, the negative pressure suction port 3 is slidingly connected inside the rack 1, as shown in Figure 2 and Figure 3 , a mounting bracket 6 is fixedly installed inside the rack 1, the negative pressure suction port 3 is slidingly connected to the mounting bracket 6, a driving cylinder 7 is fixedly installed on the mounting bracket 6, the output end of the driving cylinder 7 is fixedly connected to the negative pressure suction port 3, the negative pressure suction port 3 can be kept moving on the mounting bracket 6 through the driving cylinder 7, the pressing mechanism 5 is arranged on the negative pressure suction port 3, and the pressing mechanism 5 can be kept moving synchronously through the negative pressure suction port 3 when the negative pressure suction port 3 is kept moving. The negative pressure suction port 3 is symmetrically provided with slide rails at the end, the two ends of the pressing block 51 are slidingly connected to the slide rails, the pressing mechanism 5 further comprises a pressing cylinder 52, the number of the pressing mechanism 5 is specifically two, and the two pressing mechanisms 5 are symmetrically arranged on the two sides of the negative pressure suction port 3, as an embodiment provided by the utility model, Figure 4As shown, two pressing mechanisms 5 are horizontally arranged, the pressing blocks 51 are fixedly installed at the output ends of the pressing cylinders 52, the pressing blocks 51 can be driven to move along the slide rails through the pressing cylinders 52, and the outer walls of the pressing blocks 51 are provided with pressing grooves, and it should be noted that the pressing grooves arranged on the two pressing blocks 51 are matched, and the two pressing blocks 51 can be driven to abut through the two pressing cylinders 52, so that the pressing grooves are fitted.

[0025] Further, as shown in Figure 4 As an embodiment provided by the utility model, the edge collecting mechanism 2 further comprises two edge collecting cylinders 23, the two edge collecting cylinders 23 are respectively installed on the outer walls of one side of the rack 1, the output ends of the edge collecting cylinders 23 penetrate and extend to the inside of the rack 1, the connecting plates 25 are fixedly installed on the output ends of the edge collecting cylinders 23 located inside the rack 1, the first edge collecting plate 21 and the second edge collecting plate 22 are respectively fixedly installed on the outer walls of the two connecting plates 25, the first arc-shaped groove 211 is formed in the outer wall of the first edge collecting plate 21, the second arc-shaped groove 221 is formed in the outer wall of the second edge collecting plate 22, and it should be noted that the size of the first arc-shaped groove 211 is greater than that of the second arc-shaped groove 221, and the collection grooves 24 are formed in the outer walls of the first arc-shaped groove 211 and the second arc-shaped groove 221, and specifically, the collection grooves 24 are formed on the central axes of the first edge collecting plate 21 and the second edge collecting plate 22. In work, the first edge collecting plate 21 and the second edge collecting plate 22 keep moving towards each other, the end part of the film is shrunk through the first arc-shaped groove 211 with a larger size formed in the upper first edge collecting plate 21, and the end part of the film is shrunk into the two collection grooves 24 through the second arc-shaped groove 221 with a smaller size formed in the lower second edge collecting plate 22, and at this time, the end part of the film is shrunk.

[0026] As an embodiment provided by the utility model, as shown in Figure 1 And Figure 4 The limiting seats 11 are arranged on the rack 1, the number of the limiting seats 11 is four, the four limiting seats 11 are symmetrically distributed inside the rack 1, and the limiting seats 11 can abut against the connecting plates 25 to prevent the connecting plates 25 from being excessively reset.

[0027] As an embodiment provided by the utility model, as shown in Figure 4As shown, the trimming mechanism 4 further comprises a trimming cylinder 42 and a supporting block 43, specifically, the number of the trimming cylinder 42 is two, the two trimming cylinders 42 are respectively installed on the two sides of the rack 1, preferably, the two trimming cylinders 42 are horizontally arranged, the cutting block 41 is fixedly installed on one of the trimming cylinders 42, and the supporting block 43 is fixedly installed on the other trimming cylinder 42, the cutting block 41 is provided with an electric heating wire, the film can be cut off through the electric heating wire, the cutting block 41 and the supporting block 43 are driven to move towards each other by the two trimming cylinders 42 respectively, so that the cutting block 41 abuts against the supporting block 43, and the cutting of the film is completed.

[0028] A connecting seat 12 is fixedly installed on the top of the rack 1, the connecting seat 12 can be slidably connected to the packaging machine device, and the position of the rack 1 can be quickly adjusted.

[0029] The negative pressure suction port 3 is connected with the negative pressure suction pump, the end portion of the film can be sucked into the rack 1 through the negative pressure suction pump and the negative pressure suction port 3, then the end portion of the film is abutted by the first edge collecting plate 21 and the second edge collecting plate 22 of the edge collecting mechanism 2, the film is bundled, then the end portion of the film is pressed by the pressing block of the pressing mechanism 5, the end portion of the film is straightened by driving the pressing mechanism 5 to move through the negative pressure suction port 3, and finally the excess part of the packaging bag is cut off by the trimming block 41 of the trimming mechanism 4, so that the automatic cutting of the excess part of the film end portion can be realized, and manual operation is reduced.

[0030] Working principle:

[0031] Firstly, the end portion of the film is sucked into the rack 1 through the negative pressure suction port 3 connected with the negative pressure suction pump;

[0032] Then, the first edge collecting plate 21 and the second edge collecting plate 22 are driven to move towards each other by the edge collecting cylinder 23, so that the end portion of the film is bundled in the bundling groove 24;

[0033] Then, the pressing block 51 is driven to move towards each other by the pressing cylinder 52 of the pressing mechanism 5, so that the film in the rack 1 is clamped;

[0034] Then, the negative pressure suction port 3 is driven to move away from the edge collecting mechanism 2 by the driving cylinder 7, so that the clamped film is straightened;

[0035] Finally, the supporting block 43 and the cutting block 41 are driven to move towards each other by the trimming cylinder 42 of the trimming mechanism 4, so that the film is cut off, and the film is sucked away through the negative pressure suction port 3;

[0036] After completion, all the cylinders are reset.

[0037] Those skilled in the art can understand that other similar connection modes can also achieve the utility model, such as welding, bonding or screwing and the like.

[0038] Certain exemplary embodiments of this application are described herein by way of illustration. It should be understood that to those skilled in the art, upon consideration of this disclosure, various modifications could be practiced within the spirit and scope of the application. Thus, the foregoing description is not intended to be understood in literally limiting sense, but rather is intended to be understood in its broadest terms consistent with the patent law, including the necessary scope of equivalents.

Claims

1. A cylindrical web edge covering mechanism comprising a frame (1), characterized in that, Also include the edge setting mechanism (2) set on the rack (1), the negative pressure suction port (3) slidingly connected to the rack (1), the edge cutting mechanism (4) set in the rack (1) and the pressing mechanism (5) set on the negative pressure suction port (3), the negative pressure suction port (3) is connected to the negative pressure suction pump, the edge setting mechanism (2) includes a first edge setting plate (21) and a second edge setting plate (22), the edge cutting mechanism (4) includes a cutting block (41), the pressing mechanism (5) includes a pressing block (51), the film is sucked through the negative pressure suction port (3), then the film is bundled through the first edge setting plate (21), the second edge setting plate (22) keeps moving towards each other, and the film is straightened through the pressing block (51) keeps moving, and finally cut through the reciprocating movement of the cutting block (41).

2. A cylindrical web covering mechanism according to claim 1, wherein The edge setting mechanism (2) further includes an edge setting cylinder (23), the edge setting cylinder (23) is symmetrically arranged on the rack (1), a first arc-shaped groove (211) is formed in the outer wall of the first edge setting plate (21), a second arc-shaped groove (221) is formed in the second edge setting plate (22), and a collection groove (24) is formed in the first arc-shaped groove (211) and the second arc-shaped groove (221).

3. A cylindrical web covering mechanism according to claim 1 wherein, The edge cutting mechanism (4) further includes an edge cutting cylinder (42) and a supporting block (43), the edge cutting cylinder (42) is symmetrically installed on both sides of the rack (1), the cutting block (41) is connected to one side of the edge cutting cylinder (42), and the supporting block (43) is connected to the other side of the edge cutting cylinder (42).

4. The cylindrical web covering mechanism of claim 1 wherein, Further comprising a mounting bracket (6), the mounting bracket (6) is fixedly installed on the rack (1), the negative pressure suction port (3) is slidingly connected to the mounting bracket (6), and the mounting bracket (6) is provided with a driving cylinder (7), and the output end of the driving cylinder (7) is connected to the negative pressure suction port (3).

5. A cylindrical web covering mechanism according to claim 4, wherein The pressing mechanism (5) further includes a pressing cylinder (52), the pressing cylinder (52) is symmetrically arranged at one end of the negative pressure suction port (3), and the pressing block (51) is fixedly installed on the output end of the pressing cylinder (52).

6. A cylindrical web covering mechanism according to claim 1 wherein, The rack (1) is provided with a limiting seat (11), and the limiting seat (11) is arranged on the rack (1).

7. A cylindrical web covering mechanism according to claim 1 wherein, Further comprising a connecting seat (12), the connecting seat (12) is fixedly installed on the top of the rack (1).

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