Automatic box folding machine

Abstract

The invention relates to the technical field of paper box production equipment, in particular to an automatic box folding machine. Comprising a paperboard feeding part, a first glue spraying part, a small reinforcing plate attaching part, a first edge folding part, a second glue spraying and edge folding part, a steering part, a large reinforcing plate feeding part, a third glue spraying part and a third edge folding part which are arranged on a rack. The paper board feeding part, the first glue spraying part, the small reinforcing board attaching part, the first edge folding part, the second glue spraying edge folding part and the steering part are sequentially connected and arranged in a linear mode. The steering part, the large reinforcing board feeding part, the third glue spraying part and the third edge folding part are sequentially connected and arranged in a linear mode. By means of the technical scheme, paper boards can be fed, the small reinforcing plates and the large reinforcing plates can be pasted, meanwhile, the side edges of the box body are folded, only the side edges need to be unfolded during use, the box body is flat, small three-dimensional space is occupied, more products can be loaded in unit space, transportation is convenient, and the transportation cost is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of paper box production equipment, in particular to an automatic folding box machine. Background Art

[0002] There are many existing paper boxes. However, since the paper boxes are three-dimensional, they will take up a large space during transportation, so that not too many paper boxes can be placed in a unit volume, which is inconvenient to transport and will increase transportation costs.

[0003] Therefore, based on the above-mentioned defects of the existing paper boxes, it is necessary to improve the existing paper boxes. Summary of the invention

[0004] The object of the present invention is to provide an automatic folding box machine in view of the deficiencies in the prior art, which solves the defects of the existing paper boxes, such as large occupied space and inconvenient transportation.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions.

[0006] The automatic folding box machine comprises a paperboard feeding part, a first glue spraying part, a small reinforcing plate laminating part, a first folding part, a second glue spraying and folding part, a turning part, a large reinforcing plate feeding part, a third glue spraying part, and a third folding part, which are arranged on a frame; the paperboard feeding part, the first glue spraying part, the small reinforcing plate laminating part, the first folding part, the second glue spraying and folding part, and the turning part are sequentially connected and arranged in a straight line; the turning part, the large reinforcing plate feeding part, the third glue spraying part, and the third folding part are sequentially connected and arranged in a straight line.

[0007] Furthermore, the small reinforcing plate pasting part includes a small reinforcing plate material rack and a small reinforcing plate pasting mechanism. The small reinforcing plate material rack is tilted and is used for feeding and pasting the small reinforcing plate.

[0008] Furthermore, the first glue spraying part includes a first glue spraying mechanism, and the first glue spraying mechanism includes a glue spraying bracket, which is installed on the top of the frame. A glue spraying slide rail is horizontally arranged on the glue spraying bracket, and a glue spraying assembly is slidably arranged on the glue spraying slide rail to realize glue spraying for pasting the small reinforcing plate.

[0009] Furthermore, the small reinforcement plate affixing mechanism includes a side mounting plate, which is mounted on the side of the frame, a first motor is mounted on the side of the side mounting plate, a nozzle slide rail is mounted on the top surface, the first motor drives a rotating shaft, the rotating shaft drives a belt, a nozzle seat is fixed on the belt, and the nozzle seat is slidably arranged on the nozzle slide rail; a second motor is mounted on the nozzle seat, the second motor drives a rotating rod, a nozzle fixing plate is fixed on the rotating rod, a cylinder is mounted on the nozzle fixing plate, the cylinder drives a nozzle, and the small reinforcement plate is sucked by the nozzle.

[0010] Furthermore, the second glue spraying and folding part includes a glue spraying mechanism and a folding mechanism to achieve the second folding.

[0011] Furthermore, the large reinforcement plate feeding part includes a large reinforcement plate material rack arranged obliquely, a clamp mechanism moving track is arranged below the large reinforcement plate feeding part, a clamp mechanism is movably arranged in the clamp mechanism moving track, and the clamp mechanism clamps the large reinforcement plate and cardboard.

[0012] Furthermore, a folding mechanism is provided on the outer side of the third folding part, and a clamp mechanism moving track is provided in the middle. A clamp mechanism is movably provided in the clamp mechanism moving track, and the clamp mechanism clamps the large reinforcing plate and the cardboard to realize the third folding.

[0013] Furthermore, an annular slide rail fixing plate is vertically arranged below the frame, a third motor is installed on the side of the annular slide rail fixing plate, an annular slide rail is installed on the outer side of the annular slide rail fixing plate, and an annular chain is installed on the inner side, the third motor drives a sprocket, the sprocket drives the annular chain, a plurality of clamp mechanisms are installed on the annular chain, and the clamp mechanisms move along the annular slide rail; a roller matching plate is installed on the annular slide rail fixing plate, the outer side edge of the roller matching plate has a slope, the clamp mechanism changes the opening and closing state after passing the slope position, and the clamp mechanism is controlled by the third motor to achieve movement.

[0014] Furthermore, the clamp mechanism includes a clamp body, a first clamp arm is fixedly mounted on the clamp body, the first clamp arm is matched with a movable second clamp arm, a fixed block is provided next to the clamp body, a roller is pivotally provided on the fixed block, a connecting rod is connected between the lower part of the fixed plate and the second clamp arm, limit blocks are respectively installed on the upper and lower ends of the clamp body, the connecting rod passes through the limit blocks, a protrusion is provided on the connecting rod, a spring is sleeved on the connecting rod, and the spring is located between the protrusion and the lower end limit block.

[0015] Furthermore, the roller of the clamp mechanism is in active contact with the outer side of the roller matching plate, and the height position of the roller is changed by squeezing the outer side of the roller matching plate, so that the opening and closing state of the clamp mechanism is changed.

[0016] The beneficial effects of the present invention are: it can realize cardboard feeding and pasting small reinforcement plates and large reinforcement plates. At the same time, it realizes the side folding of the box body. When in use, it only needs to unfold the side. It is flat and occupies very little three-dimensional space. More products can be loaded in a unit space, thereby facilitating transportation and reducing transportation costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of paperboard used in the present invention.

[0018] Figure 2 for Figure 1 Schematic diagram of the small reinforcement plate.

[0019] Figure 3 for Figure 2 Schematic diagram after folding.

[0020] Figure 4 for Figure 3 Schematic diagram after folding.

[0021] Figure 5 for Figure 4 Schematic diagram of the large reinforcement plate.

[0022] Figure 6 for Figure 5 Schematic diagram after folding.

[0023] Figure 7 It is a schematic diagram of the overall structure of the present invention.

[0024] Figure 8 It is a schematic diagram of the local structure of the present invention Figure 1 .

[0025] Fig. 9 It is a schematic diagram of the small reinforcing plate attaching mechanism of the present invention.

[0026] Fig.10 It is a schematic diagram of the local structure of the present invention Figure 2 .

[0027] Fig.11 It is a schematic diagram of the local structure of the present invention Figure 3 .

[0028] Fig.12 Schematic diagram of the clamp mechanism of the present invention.

[0029] Label and description:

[0030] Paperboard 01, first side 02, second side 03, third side 04, fourth side 05, first connecting part 06, second connecting part 07, small reinforcing plate 08, large reinforcing plate 09, paperboard feeding part 1, first glue spraying part 2, small reinforcing plate pasting part 3, first folding part 4, second glue spraying folding part 5, turning part 6, large reinforcing plate feeding part 7, third glue spraying part 8, third folding part 9, first glue spraying mechanism 10, small reinforcing plate material rack 11, small reinforcing plate pasting mechanism 12, glue spraying bracket 13, glue spraying slide rail 14, glue spraying assembly 15 , side mounting plate 16, first motor 17, rotating shaft 18, belt 19, nozzle slide rail 20, nozzle seat 21, second motor 22, rotating rod 23, nozzle fixing plate 24, cylinder 25, nozzle 26, large reinforced sheet rack 27, clamp mechanism moving track 28, clamp mechanism 29, annular slide rail fixing plate 30, third motor 31, sprocket 32, annular chain 33, annular slide rail 34, roller matching plate 35, ramp 36, clamp body 37, first clamp arm 38, second clamp arm 39, fixed block 40, roller 41, connecting rod 42, limit block 43, spring 44. DETAILED DESCRIPTION

[0031] The present invention will be further described below in conjunction with the accompanying drawings.

[0032] See Figure 1 —— Figure 6 The paperboard used in the present invention includes: a paperboard 01, the paperboard 01 is square, and the left and right sides of the paperboard 01 respectively have a first side 02 and a second side 03, the first side 02 can be folded to cover the second side 03, and the second side 03 can be folded to cover a part of the paperboard 01; the front and rear ends of the paperboard 01 respectively have a third side 04 and a fourth side 05, the third side 04 can be folded to cover the fourth side 05, and the fourth side 05 can be folded to cover a part of the paperboard 01; the second side 03 and the fourth side 05 are respectively connected to the side of the paperboard 01; there is also a first connecting portion 06 between the second side 03 and the fourth side 05, and the first connecting portion 06 is divided into two parts by a fold line, one end of the fold line is connected to the end point where the second side 03 and the fourth side 05 are connected, and the fold line divides the first connecting portion 06 into a part connected to the fourth side 05 and a part connected to the third side 04; the front and rear ends of the first side 02 are extended with a second connecting portion 07. The dotted lines shown in the figure are folding lines that can bend the plate.

[0033] See Figure 2, first spray glue on the first side 02, the second side 03, and the second connecting portion 07, then stick the small reinforcing plate 08 that matches the size of the second side 03 on the second side 03, then fold the first side 02 to cover the small reinforcing plate 08, and at the same time, the second connecting portion 07 is attached to the part of the first connecting portion 06 connected to the third side 04, completing the attachment of the small reinforcing plate 08 and the first folding (first side 02), as shown in FIG. Figure 3 shown.

[0034] See Figure 4 , spray glue partially on the first connecting part 06 (the part connected to the fourth side 05), fold the second side 03 and the first connecting part 06 inward, so that the glue-sprayed part of the first connecting part 06 fits with the fourth side 05, and complete the second folding (second side 03).

[0035] See Figure 5 , place the large reinforcing plate 09 above the second side 03, and spray glue on the third side 04, wherein the large reinforcing plate 09 covers the fourth side 05, wherein the large reinforcing plate 09 has a through hole in the middle and also has a plurality of bendable fold lines.

[0036] Finally, see Figure 6 , bend the third side edge 04 and fit it with the large reinforcing plate 09, and the production of the folding carton is completed.

[0037] When in use, pass a finger through the middle through hole of the large reinforcing plate 09, pull the large reinforcing plate 09 upwards, so that the large reinforcing plate 09 forms a certain distance with the paperboard 01, and then pull the second side edge 03 outwards from the side. At this time, pull up the first connecting part 06 through the second connecting part 07, fold the first connecting part 06 inwards along the folding line of the first connecting part 06, so that the second side edge 03 is vertical, bend the fourth side edge 05 and stand it up, and then press the third side edge 04 inwards, so that the front and rear ends of the large reinforcing plate 09 are respectively close to the fourth side edge 05, and press the first connecting part 06 and the second connecting part 07, and at the same time press the middle part of the large reinforcing plate 09 to contact the paperboard 01, thus completing the three-dimensional forming of the paper box.

[0038] The folding paper box of the present invention is flat and occupies a very small three-dimensional space. More folding paper boxes can be loaded in the unit space, and the box only needs to be unfolded when in use.

[0039] See Figure 7 — Fig.12, is a structural schematic diagram of the automatic folding box machine of the present invention, and the frame is provided with a paperboard feeding part 1, a first glue spraying part 2, a small reinforcing plate laminating part 3, a first folding part 4, a second glue spraying and folding part 5, a turning part 6, a large reinforcing plate feeding part 7, a third glue spraying part 8, and a third folding part 9. The paperboard feeding part 1, the first glue spraying part 2, the small reinforcing plate laminating part 3, the first folding part 4, the second glue spraying and folding part 5, and the turning part 6 are sequentially connected and arranged in a straight line, and the turning part 6, the large reinforcing plate feeding part 7, the third glue spraying part 8, and the third folding part 9 are sequentially connected and arranged in a straight line.

[0040] The paperboard feeding part 1 of the present invention is used for feeding and conveying paperboards 01, and the turning part 6 can realize 90-degree turning movement of the material. The paperboard feeding part 1 and the turning part 6 can adopt existing equipment.

[0041] The small reinforcing plate pasting part 3 of the present invention includes a small reinforcing plate material rack 11 and a small reinforcing plate pasting mechanism 12. The small reinforcing plate material rack 11 is tilted and used for feeding small reinforcing plates. The small reinforcing plate pasting mechanism 12 is used to remove the small reinforcing plates on the small reinforcing plate material rack 11 and place them on the corresponding position of the cardboard 01.

[0042] See Figure 8 The first glue spraying part 2 of the present invention includes a first glue spraying mechanism 10, and the first glue spraying mechanism 10 includes a glue spraying bracket 13, and the glue spraying bracket 13 is installed above the frame. A glue spraying slide rail 14 is horizontally arranged on the glue spraying bracket 13, and a glue spraying assembly 15 is slidably arranged on the glue spraying slide rail 14, and the glue spraying assembly 15 is used for glue spraying.

[0043] See Fig. 9 The small reinforcing plate attachment mechanism 12 of the present invention includes a side mounting plate 16, which is mounted on the side of the frame, a first motor 17 is mounted on the side of the side mounting plate 16, and a nozzle slide rail 20 is mounted on the top surface. The first motor 17 drives a rotating shaft 18, and the rotating shaft 18 drives a belt 19. The belt 19 is fixed with a nozzle seat 21, and the nozzle seat 21 is slidably arranged on the nozzle slide rail 20. A second motor 22 is mounted on the nozzle seat 21, and the second motor 22 drives a rotating rod 23, and a nozzle fixing plate 24 is fixed on the rotating rod 23. A cylinder 25 is mounted on the nozzle fixing plate 24, and a nozzle 26 is driven by the cylinder 25. The second motor 22 drives the rotating rod 23 to rotate, which can drive the cylinder 25 and the nozzle 26 to realize rotation in the vertical direction.

[0044] The first motor 17 of the present invention drives the suction nozzle 26 to approach the small reinforcement plate rack 11 and suck the small reinforcement plate 08 through the suction nozzle 26; after the suction nozzle 26 sucks the small reinforcement plate 08, it can rotate downward to place the small reinforcement plate 08 on the second side edge 03 of the cardboard 01.

[0045] The first folding portion 4 of the present invention is used to fold the first side edge 02 and cover the small reinforcing plate 08. The first folding portion 4 can adopt an existing folding mechanism.

[0046] The second glue spraying and folding part 5 of the present invention includes a glue spraying mechanism and a folding mechanism. The glue spraying mechanism is used to locally spray glue on the first connecting part 06 of the paperboard 01, and the folding mechanism completes the folding of the second side edge 03 and the first connecting part 06. The second glue spraying and folding part 5 can adopt the existing glue spraying mechanism and folding mechanism.

[0047] See Fig.10 , Fig.11 The large reinforcing plate feeding part 7 of the present invention includes a large reinforcing plate material rack 27 arranged obliquely, and the large reinforcing plate material rack 27 is used for feeding the large reinforcing plate 09, and the paperboard 01 passes under the large reinforcing plate material rack 27, and the large reinforcing plate material rack 27 feeds so that the large reinforcing plate 09 is located above the paperboard 01. A clamp mechanism moving track 28 is provided below the large reinforcing plate feeding part 7.

[0048] The third glue spraying part 8 of the present invention comprises a glue spraying mechanism, which is used for spraying glue on the fourth side edge 05 of the paperboard 01. The third glue spraying part 8 can adopt an existing glue spraying mechanism.

[0049] The third folding portion 9 of the present invention is provided with a folding mechanism on the outside and a clamp mechanism moving track 28 in the middle. The folding mechanism can adopt an existing folding mechanism. A clamp mechanism 29 is movably provided in the clamp mechanism moving track 28 .

[0050] An annular slide rail fixing plate 30 is vertically arranged below the frame of the present invention, a third motor 31 is installed on the side of the annular slide rail fixing plate 30, an annular slide rail 34 is installed on the outer side of the annular slide rail fixing plate 30, and an annular chain 33 is installed on the inner side. The third motor 31 drives a sprocket 32, and the sprocket 32 ​​drives the annular chain 33. A plurality of clamp mechanisms 29 are installed on the annular chain 33, and the clamp mechanisms 29 move along the annular slide rail 34.

[0051] The annular slide rail fixing plate 30 of the present invention is provided with a roller matching plate 35 , and the outer side of the roller matching plate 35 has a slope 36 . The clamp mechanism 29 changes the opening and closing state of the clamp after passing through the slope 36 .

[0052] See Fig.12The clamp mechanism 29 of the present invention includes a clamp body 37, on which a first clamp arm 38 is fixedly mounted, and the first clamp arm 38 is matched with a movable second clamp arm 39. A fixing block 40 is provided next to the clamp body 37, and a roller 41 is pivotally provided on the fixing block 40. A connecting rod 42 is connected between the lower part of the fixing plate 40 and the second clamp arm 39. Limiting blocks 43 are respectively installed at the upper and lower ends of the clamp body 37, and the connecting rod 42 passes through the limiting block 43. The connecting rod 43 has a protrusion, and a spring 44 is sleeved on the connecting rod 43. The spring 44 is located between the protrusion and the lower end limiting block 43.

[0053] The roller 41 of the clamp mechanism 29 of the present invention is in active contact with the outer side of the roller matching plate 35. When the roller 41 moves from high to low along the slope 36 of the roller matching plate 35, the spring 44 is no longer squeezed but opens outward, and the first clamp arm 38 and the second clamp arm 39 move toward each other, clamping the cardboard 01 and the large reinforcing plate 09, thereby facilitating the folding of the third side edge 04 of the cardboard 01.

[0054] The present invention can realize the box being in a foldable shape, and the box can be unfolded very conveniently and quickly, thereby facilitating transportation and reducing transportation costs.

[0055] Of course, the embodiments described above are only preferred examples of the present invention and do not limit the scope of implementation of the present invention. Therefore, all equivalent changes or modifications made according to the structures, features and principles described in the scope of the patent application of the present invention should be included in the scope of the patent application of the present invention.

Claims

1. Automatic folding box machine, characterized by: The machine frame includes a paperboard feeding part, a first glue spraying part, a small reinforcing plate laminating part, a first folding part, a second glue spraying and folding part, a turning part, a large reinforcing plate feeding part, a third glue spraying part, and a third folding part; the paperboard feeding part, the first glue spraying part, the small reinforcing plate laminating part, the first folding part, the second glue spraying and folding part, and the turning part are sequentially connected and arranged in a straight line; the turning part, the large reinforcing plate feeding part, the third glue spraying part, and the third folding part are sequentially connected and arranged in a straight line.

2. The automatic folding box machine according to claim 1, characterized in that: The small reinforcing plate attaching part comprises a small reinforcing plate material frame and a small reinforcing plate attaching mechanism, and the small reinforcing plate material frame is tilted.

3. The automatic folding box machine according to claim 1, characterized in that: The first glue spraying part includes a first glue spraying mechanism, which includes a glue spraying bracket installed above the frame. A glue spraying slide rail is horizontally arranged on the glue spraying bracket, and a glue spraying assembly is slidably arranged on the glue spraying slide rail.

4. The automatic folding box machine according to claim 1, characterized in that: The small reinforcement plate affixed mechanism includes a side mounting plate, which is mounted on the side of the frame, a first motor is mounted on the side of the side mounting plate, a nozzle slide rail is mounted on the top surface, the first motor drives a rotating shaft, the rotating shaft drives a belt, a nozzle seat is fixed on the belt, and the nozzle seat is slidably arranged on the nozzle slide rail; a second motor is mounted on the nozzle seat, the second motor drives a rotating rod, a nozzle fixing plate is fixed on the rotating rod, a cylinder is mounted on the nozzle fixing plate, and the cylinder drives the nozzle.

5. The automatic folding box machine according to claim 1, characterized in that: The second glue spraying and folding part comprises a glue spraying mechanism and a folding mechanism.

6. The automatic folding box machine according to claim 1, characterized in that: The large reinforcing plate feeding part comprises a large reinforcing plate material rack which is arranged obliquely. A clamp mechanism moving track is arranged below the large reinforcing plate feeding part. A clamp mechanism is movably arranged in the clamp mechanism moving track.

7. The automatic folding box machine according to claim 6, characterized in that: The outer side of the third folding part is provided with a folding mechanism, and the middle is provided with a clamp mechanism moving track, and a clamp mechanism is movably arranged in the clamp mechanism moving track.

8. The automatic folding box machine according to claim 7, characterized in that: An annular slide rail fixing plate is vertically arranged below the frame, a third motor is installed on the side of the annular slide rail fixing plate, an annular slide rail is installed on the outer side of the annular slide rail fixing plate, and an annular chain is installed on the inner side. The third motor drives a sprocket, and the sprocket drives the annular chain. A plurality of clamp mechanisms are installed on the annular chain, and the clamp mechanisms move along the annular slide rail; a roller matching plate is installed on the annular slide rail fixing plate, and the outer side edge of the roller matching plate has a slope, and the clamp mechanism changes its opening and closing state after passing through the slope position.

9. The automatic folding box machine according to claim 8, characterized in that: The clamp mechanism includes a clamp body, a first clamp arm is fixedly mounted on the clamp body, the first clamp arm is matched with a movable second clamp arm, a fixed block is arranged next to the clamp body, a roller is pivotally arranged on the fixed block, a connecting rod is connected between the lower part of the fixed plate and the second clamp arm, limit blocks are respectively installed on the upper and lower ends of the clamp body, the connecting rod passes through the limit blocks, a protrusion is provided on the connecting rod, a spring is sleeved on the connecting rod, and the spring is located between the protrusion and the lower end limit block.

10. The automatic folding box machine according to claim 9, characterized in that: The roller of the clamp mechanism is in active contact with the outer side of the roller matching plate.

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