Marking press for packaging paperboard

Abstract

The utility model discloses a packaging paperboard creasing machine which comprises mounting frames, a conveying belt arranged between the two mounting frames, a top plate located above the conveying belt and arranged on the mounting frames, and a creasing cutter located between the top plate and the conveying belt and fixedly connected with the movable end of the hydraulic telescopic rod. A mounting plate is arranged on one side of the creasing cutter and above the conveying belt, a plurality of pressing wheels are rotatably mounted at the bottom of the mounting plate, the pressing wheels are arranged at intervals in the length direction of the mounting plate, and the opposite sides of the two mounting frames are each provided with a limiting groove in the vertical direction, a plurality of containing grooves are formed in the inner wall of the limiting groove at intervals, a stopping plate is elastically connected to the interior of each containing groove, and an elastic piece is arranged between each stopping plate and the corresponding containing groove. According to the marking press for the packaging paperboard, the pressing position can be adjusted, so that the marking press is suitable for materials with different thicknesses, and the application range of the marking press is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of creasing devices, in particular to a packaging paperboard creasing machine. Background Art

[0002] Cardboard, corrugated cardboard, etc. are widely used in packaging and decoration industries. They can protect products, facilitate storage and transportation, and promote sales during product circulation. The cardboard creasing machine is a machine used to cut various sheet materials.

[0003] After searching, the patent publication number CN116691064A discloses "a cardboard creasing machine", including a frame and a creasing device fixed on the frame, the creasing device includes a first creasing mechanism for pressing a crease on the cardboard and a second creasing mechanism for pressing a plurality of hole-shaped indentations at the crease on the cardboard, and the plurality of hole-shaped indentations are arranged in the length direction of the indentation. The device performs two creasing operations on the cardboard, one for the line indentation and one for the hole-shaped indentations on the line indentation. The line indentation is shallower and the hole-shaped indentation is deeper, so the line indentation plays a guiding role when the cardboard is bent, and when the cardboard is bent through the line indentation, the plurality of hole-shaped indentations can make the cardboard more convenient to bend.

[0004] In the prior art, in order to prevent the cardboard from warping during the transmission process, the cardboard is generally pressed by a pressing roller so that the cardboard can be smoothly transmitted to the creasing device. However, the height of the pressing roller in the prior art is fixed and can only press cardboard of fixed thickness, resulting in low practicality of the device. Summary of the invention

[0005] The utility model aims to provide a packaging paperboard creasing machine, which can adjust the pressing position to adapt to materials of different thicknesses and expand the application range of the device.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a packaging cardboard creasing machine, comprising: a mounting frame, a conveyor belt arranged between two mounting frames, a top plate with a hydraulic telescopic rod installed on the top thereof and located above the conveyor belt, a creasing knife located between the top plate and the conveyor belt and fixedly connected to the movable end of the hydraulic telescopic rod;

[0007] A mounting plate with a plurality of pressure wheels rotatably mounted on the bottom is arranged on one side of the creasing knife and above the conveyor belt, and the pressure wheels are arranged at intervals along the length direction of the mounting plate, and a limiting groove for the mounting plate to be embedded and installed is provided in the vertical direction on the opposite sides of the two mounting frames, and a plurality of accommodating grooves are arranged at intervals along the inner wall of the limiting groove, and a stop plate is elastically connected to the inside of the accommodating groove.

[0008] The further improved scheme in the above technical scheme is as follows:

[0009] 1. In the above solution, an elastic member is provided between the stop plate and the accommodating groove.

[0010] 2. In the above solution, a telescopic rod is provided between the stop plate and the accommodating groove, and the elastic member is sleeved on the circumferential outer wall of the telescopic rod.

[0011] 3. In the above solution, when the stop plate is located inside the receiving groove, the elastic member is in a compressed state.

[0012] 4. In the above solution, a support column is provided between the top plate and the mounting frame.

[0013] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0014] The utility model packaging cardboard creasing machine is provided with a mounting plate with a plurality of pressure wheels rotatably mounted on the bottom, which is located on one side of the creasing knife and above the conveyor belt; a limiting groove for the mounting plate to be embedded and installed is provided in the vertical direction on the opposite sides of the two mounting frames; a plurality of accommodating grooves are spaced apart along the inner wall of the limiting groove, and a stop plate is elastically connected inside the accommodating groove; a plurality of pressure wheels are arranged on the mounting plate, and the mounting plate is arranged between the limiting grooves of the two mounting frames, and a stop plate is elastically connected inside the accommodating groove of the limiting groove; the height of the mounting plate can be adjusted by inserting the mounting plate between stop plates of different heights, thereby adjusting the distance between the pressure wheel and the conveyor belt, realizing the adjustment of the pressing position, and can adapt to materials of different thicknesses, thereby expanding the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Attached Figure 1 This is a schematic diagram of the structure of the packaging cardboard creasing machine of the utility model from the first perspective;

[0016] Attached Figure 2 This is a schematic structural diagram of the packaging cardboard creasing machine of the utility model from a second viewing angle;

[0017] Attached Figure 3 It is a partial structural cross-sectional view of the packaging paperboard creasing machine of the utility model;

[0018] Attached Figure 4 For the utility model Figure 3 Enlarged view of point A.

[0019] In the above figures: 1. top plate; 2. support column; 3. mounting plate; 4. clamping wheel; 5. conveyor belt; 6. mounting frame; 7. hydraulic telescopic rod; 8. creasing knife; 9. limiting groove; 10. receiving groove; 11. elastic member; 12. telescopic rod; 13. stop plate. DETAILED DESCRIPTION

[0020] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0021] Embodiment 1: A packaging cardboard creasing machine, comprising: a mounting frame 6, a conveyor belt 5 arranged between two mounting frames 6, a top plate 1 with a hydraulic telescopic rod 7 installed on the top, located above the conveyor belt 5 and on the mounting frame 6, a creasing knife 8 located between the top plate 1 and the conveyor belt 5 and fixedly connected to the movable end of the hydraulic telescopic rod 7;

[0022] Start the hydraulic telescopic rod to drive the creasing knife down to creasing the cardboard. The spacing of the creasing positions can be adjusted by adjusting the transmission speed of the conveyor belt, without the need to manually adjust the position of the packaging cardboard.

[0023] A mounting plate 3 with a plurality of pressing wheels 4 rotatably mounted on the bottom is arranged on one side of the creasing knife 8 and above the conveyor belt 5, and the pressing wheels 4 are arranged at intervals along the length direction of the mounting plate 3, and a limiting groove 9 for the mounting plate 3 to be embedded and installed is provided on the opposite sides of the two mounting frames 6 in the vertical direction, and a plurality of accommodating grooves 10 are arranged at intervals along the inner wall of the limiting groove 9, and a stopper plate 13 is elastically connected to the inside of the accommodating groove 10;

[0024] Place the cardboard on the conveyor belt and transport it forward, adjust the height of the mounting plate so that the bottoms of the multiple pressure wheels at the bottom are in contact with the surface of the packaging cardboard, and the pressure wheels apply pressure to the packaging cardboard to prevent the cardboard from warping during the indentation process. Press the stop plate to compress the telescopic rod and the elastic member so that the stop plate is retracted into the accommodating groove, so that the two ends of the mounting plate can move up and down in the limit groove. When the mounting plate is adjusted to a suitable position, release the pressure on the stop plate, and the elastic force of the elastic member allows the stop plate to extend out of the accommodating groove, thereby fixing the mounting plate.

[0025] An elastic member 11 is disposed between the stop plate 13 and the receiving groove 10 .

[0026] A telescopic rod 12 is disposed between the stop plate 13 and the receiving groove 10 , and the elastic member 11 is sleeved on the circumferential outer wall of the telescopic rod 12 .

[0027] When the stop plate 13 is located inside the receiving groove 10 , the elastic member 11 is in a compressed state.

[0028] A support column 2 is provided between the top plate 1 and the mounting frame 6 .

[0029] The accommodating grooves 10 are arranged at equal intervals.

[0030] Embodiment 2: A packaging cardboard creasing machine, comprising: a mounting frame 6, a conveyor belt 5 arranged between two mounting frames 6, a top plate 1 with a hydraulic telescopic rod 7 installed on the top, located above the conveyor belt 5 and on the mounting frame 6, a creasing knife 8 located between the top plate 1 and the conveyor belt 5 and fixedly connected to the movable end of the hydraulic telescopic rod 7;

[0031] A mounting plate 3 with a plurality of pressing wheels 4 rotatably mounted on the bottom is arranged on one side of the creasing knife 8 and above the conveyor belt 5, and the pressing wheels 4 are arranged at intervals along the length direction of the mounting plate 3, and a limiting groove 9 for the mounting plate 3 to be embedded and installed is provided on the opposite sides of the two mounting frames 6 in the vertical direction, and a plurality of accommodating grooves 10 are arranged at intervals along the inner wall of the limiting groove 9, and a stopper plate 13 is elastically connected to the inside of the accommodating groove 10;

[0032] A plurality of pressure wheels are arranged on a mounting plate, and the mounting plate is arranged between the limiting grooves of two mounting frames, and a stop plate is elastically connected inside the accommodating groove of the limiting groove. By inserting the mounting plate between the stop plates of different heights, the height of the mounting plate can be adjusted, thereby adjusting the distance between the pressure wheel and the conveyor belt, thereby adjusting the pressing position, adapting to materials of different thicknesses, and expanding the application range of the device.

[0033] An elastic member 11 is disposed between the stop plate 13 and the receiving groove 10 .

[0034] A telescopic rod 12 is disposed between the stop plate 13 and the receiving groove 10 , and the elastic member 11 is sleeved on the circumferential outer wall of the telescopic rod 12 .

[0035] When the stop plate 13 is located inside the receiving groove 10 , the elastic member 11 is in a compressed state.

[0036] A support column 2 is provided between the top plate 1 and the mounting frame 6 .

[0037] The clamping wheels 4 are arranged at equal intervals along the length direction of the mounting plate 3 .

[0038] The working principle is:

[0039] When in use, place the cardboard on the conveyor belt and transport it forward, adjust the height of the mounting plate so that the bottoms of the multiple pressing wheels at the bottom thereof contact the surface of the packaging cardboard, and the pressing wheels apply pressure to the packaging cardboard to prevent the cardboard from warping during the indentation process. The stop plate is pressed to compress the telescopic rod and the elastic member so that the stop plate is retracted into the accommodating groove, so that the two ends of the mounting plate can move up and down in the limiting groove. When the mounting plate is adjusted to a suitable position, release the pressure on the stop plate, and the elastic force of the elastic member causes the stop plate to extend out of the accommodating groove, so that the mounting plate can be fixed.

[0040] Start the hydraulic telescopic rod to drive the creasing knife down to creasing the cardboard. The spacing of the creasing positions can be adjusted by adjusting the transmission speed of the conveyor belt, without manually adjusting the position of the packaging cardboard.

[0041] When the above-mentioned packaging cardboard creasing machine is used, a plurality of pressure wheels are arranged on a mounting plate, and the mounting plate is arranged between the limiting grooves of two mounting frames, and a stop plate is elastically connected inside the accommodating groove of the limiting groove. By inserting the mounting plate between the stop plates of different heights, the height of the mounting plate can be adjusted, thereby adjusting the distance between the pressure wheel and the conveyor belt, thereby adjusting the pressing position, and being able to adapt to materials of different thicknesses, thereby expanding the scope of application of the device.

[0042] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A packaging cardboard creasing machine, comprising: A mounting frame (6), a conveyor belt (5) arranged between two mounting frames (6), characterized in that: a top plate (1) with a hydraulic telescopic rod (7) installed on the top is arranged above the conveyor belt (5) and on the mounting frame (6), and an indentation knife (8) located between the top plate (1) and the conveyor belt (5) is fixedly connected to the movable end of the hydraulic telescopic rod (7); A mounting plate (3) is provided on one side of the creasing knife (8) and above the conveyor belt (5), and a plurality of pressure wheels (4) are rotatably mounted on the bottom thereof. The pressure wheels (4) are arranged at intervals along the length direction of the mounting plate (3). A limiting groove (9) for embedding and installing the mounting plate (3) is provided on opposite sides of the two mounting frames (6) in the vertical direction. A plurality of accommodating grooves (10) are arranged at intervals along the inner wall of the limiting groove (9), and a stop plate (13) is elastically connected to the inside of the accommodating groove (10).

2. The packaging paperboard creasing machine according to claim 1, characterized in that: An elastic member (11) is provided between the stop plate (13) and the accommodating groove (10).

3. The packaging paperboard creasing machine according to claim 2, characterized in that: A telescopic rod (12) is provided between the stop plate (13) and the accommodating groove (10), and the elastic member (11) is sleeved on the circumferential outer wall of the telescopic rod (12).

4. The packaging paperboard creasing machine according to claim 2, characterized in that: When the stop plate (13) is located inside the accommodating groove (10), the elastic member (11) is in a compressed state.

5. The packaging paperboard creasing machine according to claim 1, characterized in that: A support column (2) is provided between the top plate (1) and the mounting frame (6).

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