Edge covering mechanism of edge covering machine

Abstract

The utility model relates to the technical field of edge covering machines, and discloses an edge covering mechanism of an edge covering machine, which comprises an edge turning assembly and a lining assembly, the edge turning assembly comprises two edge turning plates and a plurality of regulators, the lining assembly comprises two sliding seats and two connecting screw rods, and lining plates are fixedly mounted on the lower sides of the two sliding seats; the edge covering machine comprises a machining platform, an adjuster is fixedly installed on the upper surface of the machining platform, two edge turning plates are arranged in parallel and fixedly connected with the movable end of the adjuster, a supporting frame is fixedly installed on the upper side of the machining platform, and a sliding shaft is fixedly installed in the supporting frame. According to the edge covering mechanism, by arranging the edge turning assembly and the lining assembly, materials such as kraft paper can be folded and subjected to edge covering machining, the distance between the two lining plates can be adjusted by rotating a connecting lead screw, the distance between the two edge turning plates can be adaptively adjusted through an adjuster, and therefore the function that the edge covering mechanism has the edge covering width adjusting function is achieved; and different processing requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of hemming machines, in particular to an hemming mechanism of an hemming machine. Background Art

[0002] In the process of hemming and folding flexible sheets, commonly used hemming mechanisms, such as the patent document with announcement number CN212669990U in the prior art, disclose a hemming device for hemming sheet products with hemming soft materials; the hemming device includes a folding mechanism, which is arranged at the side edge of the sheet product; the folding mechanism has a U-shaped groove, the opening of the U-shaped groove faces the side edge of the sheet product, and the side edge of the sheet product is located in the U-shaped groove; along the direction of the side edge of the sheet product, the U-shaped groove has a first end and a second end, the size of the first end is larger than the size of the second end and the size gradually decreases. The present utility model also discloses an hemming machine, including a soft material feeding device, a flat-plate discharge mechanism, and the hemming device as described above. The present utility model improves production efficiency through the hemming device, makes the hemming appearance neat and consistent, and improves the quality of the hemming.

[0003] In actual use, the kraft paper is folded in half and wrapped, and processed from a single layer to a double layer, which is convenient for the subsequent production of bag-shaped products. Since different types of kraft bags have different wrapping widths, the use of the above-mentioned wrapping device has the problem of inconvenience in adjusting the wrapping width, which brings inconvenience to use and needs further improvement. Utility Model Content

[0004] The purpose of the present invention is to provide a hemming mechanism for an hemming machine to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a hemming mechanism of an hemming machine, comprising a flanging assembly and a lining assembly, wherein the flanging assembly comprises two flanging plates and a plurality of adjusters, and the lining assembly comprises two sliding seats and two connecting screw rods, wherein the lower sides of the two sliding seats are fixedly mounted with lining plates;

[0006] The hemming machine includes a processing platform, an adjuster fixedly mounted on the upper surface of the processing platform, two flanging plates arranged in parallel and fixedly connected to the movable ends of the adjusters respectively, a support frame fixedly mounted on the upper side of the processing platform, a sliding shaft fixedly mounted inside the support frame, two sliding seats slidably connected to the sliding shaft, two connecting screws are respectively threadedly connected to the two sides of the support frame, one end of the connecting screw is rotatably connected to the sliding seat, and the other end of the connecting screw is fixedly mounted with a first rotating handwheel. During use, the first rotating handwheel is rotated, and the connecting screw is screwed in or out to drive the sliding seat to move along the sliding shaft, thereby adjusting the spacing between the two lining plates.

[0007] In some embodiments, the adjuster includes a mounting seat, which is fixedly connected to the processing platform, a telescopic arm is slidably mounted on one end of the mounting seat, an adjusting screw is rotatably mounted on the other end of the mounting seat, one end of the adjusting screw is threadedly connected to the telescopic arm, and a second rotating handwheel is fixedly mounted on the other end of the adjusting screw, and the position of the flanging plate can be adjusted by rotating the second rotating handwheel.

[0008] A connecting block is fixedly installed at the end of the telescopic arm, and an adjusting bolt is threadedly installed on the surface of the connecting block. The bottom end of the adjusting bolt is rotatably connected to the upper surface of the flanging plate, and the height of the flanging plate can be adjusted by rotating the adjusting bolt.

[0009] In some embodiments, an upwardly turned guide portion is provided at one end of the flanging plate close to the support frame, and the guide portion has the function of guiding the kraft paper.

[0010] In some embodiments, transmission rollers are rotatably installed at both ends of the processing platform, and the surfaces of the two transmission rollers are covered with tensioned conveyor belts. A driving motor is fixedly installed on the lower side of the processing platform, and the driving motor drives the transmission rollers to rotate through sprockets and chains. The conveyor belt has the function of transporting kraft paper to prevent the kraft paper from being pulled and torn.

[0011] In some embodiments, two guide rollers are rotatably installed inside the support frame, and one end of the inner lining plate close to the guide roller is upwardly tilted in an arc shape, and the lower surface of the inner lining plate is parallel to the upper surface of the conveyor belt.

[0012] In some embodiments, a plurality of guide motors are provided on the upper side of the processing platform, and a rolling brush is fixedly installed on the rotating end of the guide motor, and the rolling brush contacts the upper surface of the edging material. A mounting plate is fixedly installed on the surface of the guide motor, and a connecting column is fixedly installed on the upper surface of the flanging plate. The mounting plate is movably sleeved on the surface of the connecting column, and a rubber ring is sleeved on the surface of the connecting column. A locking nut is threadedly installed on the top of the connecting column, and the locking nut and the rubber ring are respectively arranged on the upper and lower sides of the mounting plate. Since the mounting plate can be rotated to different angles with the connecting column as the axis, the angle of the rolling brush can be adjusted. Beneficial effects

[0013] The utility model provides a hemming mechanism of an hemming machine, which has the following beneficial effects:

[0014] 1. The hemming mechanism of this hemming machine, equipped with a flanging assembly and a lining assembly, can fold and hem materials such as kraft paper. Rotating the connecting screw adjusts the spacing between the two lining plates, and the regulator allows adaptive adjustment of the spacing between the two flanging plates, thus enabling the hemming mechanism to adjust the hemming width to meet different processing requirements.

[0015] 2. The hemming mechanism of this machine utilizes a conveyor belt mounted on the processing platform. The kraft paper is pressed against the upper side of the conveyor belt by the inner liner, and the kraft paper moves synchronously with the conveyor belt, preventing the kraft paper from swerving. This design facilitates the unrolling of kraft paper rolls and continuous hemming. Furthermore, a rolling brush is installed on the upper side. The friction between the rotating brush and the kraft paper ensures that the folded kraft paper is more tightly wrapped against the inner liner surface, improving the accuracy of the hemming dimensions and making the machine more convenient and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model (section 1);

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model (section 2);

[0019] Figure 4 It is a schematic diagram of the side structure of the processing platform.

[0020] In the figure: 1 flanging plate, 2 adjuster, 3 sliding seat, 4 lining plate, 5 processing platform, 6 support frame, 7 sliding shaft, 8 mounting seat, 9 telescopic arm, 10 adjusting screw, 11 connecting block, 12 adjusting bolt, 13 guide part, 14 conveyor belt, 15 drive motor, 16 guide roller, 17 guide motor, 18 mounting plate, 19 connecting column, 20 rubber ring, 21 locking nut, 22 rolling brush, 23 kraft paper belt, 24 connecting screw. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 The utility model provides a technical solution: a hemming mechanism of a hemming machine, including a flanging assembly and a lining assembly, the flanging assembly includes two flanging plates 1 and multiple adjusters 2, the lining assembly includes two sliding seats 3 and two connecting screws 24, and the lower sides of the two sliding seats 3 are fixedly installed with lining plates 4.

[0023] The hemming machine includes a processing platform 5, an adjuster 2 fixedly mounted on the upper surface of the processing platform 5, two flanging plates 1 arranged in parallel and fixedly connected to the movable ends of the adjuster 2 respectively, a support frame 6 fixedly mounted on the upper side of the processing platform 5, a sliding shaft 7 fixedly mounted inside the support frame 6, two sliding seats 3 are slidingly connected to the sliding shaft 7, two connecting screws 24 are respectively threadedly connected to the two sides of the support frame 6, one end of the connecting screw 24 is rotatably connected to the sliding seat 3, and the other end of the connecting screw 24 is fixedly mounted with a first rotating handwheel. During use, the first rotating handwheel is rotated, and the connecting screw 24 is screwed in or out to drive the sliding seat 3 to move along the sliding shaft 7, so that the spacing between the two lining plates 4 can be adjusted.

[0024] Specifically, the adjuster 2 includes a mounting base 8, which is fixedly connected to the processing platform 5. A telescopic arm 9 is slidably installed on one end of the mounting base 8, and an adjusting screw 10 is rotatably installed on the other end of the mounting base 8. One end of the adjusting screw 10 is threadedly connected to the telescopic arm 9, and a second rotating handwheel is fixedly installed on the other end of the adjusting screw 10. By rotating the second rotating handwheel, the extension length of the telescopic arm 9 can be adjusted, that is, as the position of the inner lining plate 4 changes, the position of the flanging plate 1 can be adjusted to a suitable position.

[0025] A connecting block 11 is fixedly installed at the end of the telescopic arm 9, and an adjusting bolt 12 is threadedly installed on the surface of the connecting block 11. The bottom end of the adjusting bolt 12 is rotatably connected to the upper surface of the flanging plate 1. By rotating the adjusting bolt 12, the height of the flanging plate 1 can be adjusted so that the flanging plate 1 is pressed tightly against the upper side of the kraft paper.

[0026] The hemming mechanism of the hemming machine can perform folding and hemming processing on materials such as kraft paper by setting a flanging component and a lining component. The rotating connecting screw 24 can adjust the distance between the two lining plates 4, and the regulator 2 can adaptively adjust the distance between the two flanging plates 1, thereby realizing that the hemming mechanism has the function of adjustable hemming width to meet different processing requirements.

[0027] In this embodiment, transmission rollers are rotatably installed at both ends of the processing platform 5, and the surfaces of the two transmission rollers are covered with tensioned conveyor belts 14. A driving motor 15 is fixedly installed on the lower side of the processing platform 5. The driving motor 15 drives the transmission rollers to rotate through sprockets and chains. The conveyor belt 14 has the function of conveying kraft paper to prevent the kraft paper from being pulled and torn.

[0028] Two guide rollers 16 are installed inside the support frame 6 for rotation. The end of the inner lining plate 4 close to the guide roller 16 is curved upward. The lower surface of the inner lining plate 4 is parallel to the upper surface of the conveyor belt 14. The end of the flanging plate 1 close to the support frame 6 is provided with an upward-turned guide portion 13. Figure 1As shown, the kraft paper belt 23 passes through the gap between the two guide rollers 16 , passes through the lower side of the inner lining plate 4 , and is wrapped around the outer sides of the two inner lining plates 4 .

[0029] The upper side of the processing platform 5 is provided with multiple guide motors 17, and the rotating end of the guide motor 17 is fixedly installed with a rolling brush 22, which contacts the upper surface of the kraft paper. The surface of the guide motor 17 is fixedly installed with a mounting plate 18, and the upper surface of the flanging plate 1 is fixedly installed with a connecting column 19. The mounting plate 18 is movably sleeved on the surface of the connecting column 19, and the surface of the connecting column 19 is sleeved with a rubber ring 20. The top end of the connecting column 19 is threadedly installed with a locking nut 21. The locking nut 21 and the rubber ring 20 are respectively arranged on the upper and lower sides of the mounting plate 18. Tightening the locking nut 21 can tighten the mounting plate 18. Since the mounting plate 18 can be rotated to different angles with the connecting column 19 as the axis, the angle of the rolling brush 22 can be adjusted. An angle-adjustable rolling brush 22 is provided on the upper side of the flanging plate 1. The friction force between the rolling brush 22 and the kraft paper during the rotation process makes the folded kraft paper wrapped more tightly on the surface of the lining plate 4, thereby improving the accuracy of the edge wrapping size and making it more convenient and reliable to use.

[0030] The hemming mechanism of the hemming machine is configured by arranging a conveyor belt 14 on the processing platform 5. The kraft paper belt 23 is pressed against the upper side of the conveyor belt 14 by the inner lining plate 4, and the kraft paper moves synchronously with the conveyor belt 14, which can prevent the kraft paper from running off course when moving. This design facilitates the unrolling of the kraft paper belt 23 and the continuous hemming processing.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hemming mechanism of an hemming machine, characterized in that: The hemming mechanism comprises a flanging assembly and a lining assembly, wherein the flanging assembly comprises two flanging plates (1) and a plurality of adjusters (2), and the lining assembly comprises two sliding seats (3) and two connecting screw rods (24), wherein the lower sides of the two sliding seats (3) are fixedly mounted with lining plates (4); The hemming machine includes a processing platform (5), an adjuster (2) fixedly mounted on the upper surface of the processing platform (5), two flanging plates (1) arranged in parallel and fixedly connected to the movable ends of the adjuster (2), a support frame (6) fixedly mounted on the upper side of the processing platform (5), a sliding shaft (7) fixedly mounted inside the support frame (6), two sliding seats (3) slidingly connected to the sliding shaft (7), two connecting screws (24) respectively threadedly connected to the two sides of the support frame (6), one end of the connecting screw (24) is rotatably connected to the sliding seat (3), and the other end of the connecting screw (24) is fixedly mounted with a first rotating handwheel.

2. The hemming mechanism of the hemming machine according to claim 1, characterized in that: The regulator (2) includes a mounting seat (8), the mounting seat (8) is fixedly connected to the processing platform (5), one end of the mounting seat (8) is slidably mounted with a telescopic arm (9), the other end of the mounting seat (8) is rotatably mounted with an adjusting screw (10), one end of the adjusting screw (10) is threadedly connected to the telescopic arm (9), and the other end of the adjusting screw (10) is fixedly mounted with a second rotating handwheel.

3. The hemming mechanism of the hemming machine according to claim 2, characterized in that: A connecting block (11) is fixedly mounted on the end of the telescopic arm (9), an adjusting bolt (12) is threadedly mounted on the surface of the connecting block (11), and the bottom end of the adjusting bolt (12) is rotatably connected to the upper surface of the flanging plate (1).

4. The hemming mechanism of the hemming machine according to claim 3, characterized in that: An upwardly tilted guide portion (13) is provided at one end of the flange plate (1) close to the support frame (6).

5. The hemming mechanism of the hemming machine according to claim 4, characterized in that: Transmission rollers are rotatably mounted at both ends of the processing platform (5), and tensioned conveyor belts (14) are sleeved on the surfaces of the two transmission rollers. A drive motor (15) is fixedly mounted on the lower side of the processing platform (5), and the drive motor (15) drives the transmission rollers to rotate via sprockets and chains.

6. The hemming mechanism of the hemming machine according to claim 5, characterized in that: Two guide rollers (16) are rotatably mounted inside the support frame (6), and one end of the inner lining plate (4) close to the guide roller (16) is curved upward, and the lower surface of the inner lining plate (4) is parallel to the upper surface of the conveyor belt (14).

7. The hemming mechanism of an hemming machine according to any one of claims 1 to 6, characterized in that: A plurality of guide motors (17) are provided on the upper side of the processing platform (5), and a rolling brush (22) is fixedly mounted on the rotating end of the guide motor (17), and the rolling brush (22) contacts the upper surface of the hemming material.

8. The hemming mechanism of the hemming machine according to claim 7, characterized in that: A mounting plate (18) is fixedly mounted on the surface of the guide motor (17), a connecting column (19) is fixedly mounted on the upper surface of the flange plate (1), the mounting plate (18) is movably sleeved on the surface of the connecting column (19), a rubber ring (20) is sleeved on the surface of the connecting column (19), a locking nut (21) is threadedly mounted on the top end of the connecting column (19), and the locking nut (21) and the rubber ring (20) are respectively arranged on the upper and lower sides of the mounting plate (18).

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