Pressing box discharging mechanism of box pasting machine

Abstract

The utility model relates to the technical field of packaging box production equipment, in particular to a pressing box discharging mechanism of a box pasting machine, which comprises a pressing conveying mechanism and a box discharging conveying mechanism, the box discharging conveying mechanism comprises a box discharging support, a box discharging lower conveying belt and a box discharging upper conveying belt, and the box discharging lower conveying belt and the box discharging upper conveying belt are installed on the box discharging support. The pressing conveying mechanism comprises a pressing support and two or more pressing conveying assemblies which are installed on the pressing support and transversely arranged at intervals, and each pressing conveying assembly comprises pressing conveying belts which are arranged up and down and used for clamping and conveying the pasted flat paper boxes forwards. The pressing support is provided with a pressing telescopic frame body and a box falling position adjusting driving part used for driving the pressing telescopic frame body to move front and back, the pressing telescopic frame body is provided with a turning wheel for the pressing conveying belt to rotate, and the turning wheel is located above the box placing section so that the paper box conveyed by the pressing conveying belt can fall to the box placing section from the turning wheel. The paper box pressing device has the advantages of being capable of meeting pressing conveying requirements of paper boxes with different length specifications, convenient to adjust and high in flexibility.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging box production equipment, in particular to a box pressing and discharging mechanism of a box gluing machine. Background Art

[0002] In the packaging and printing industry, the folder-gluer is the final step in the box-making process. It folds and glues the printed, die-cut cardboard sheets. This machine replaces manual gluing, reducing labor costs and improving efficiency. The folder-gluer consists of a paper feed unit, pre-folding unit, bottom hook, forming unit, and box pressing unit.

[0003] For example, Chinese patent publication CN103182797B discloses a fully automatic box gluing and folding machine, comprising a paper discharging unit, a straightening unit, a folding unit, a hook bottom unit, a main folding unit, a pressing unit, and a conveying unit. The paper discharging unit, the straightening unit, the folding unit, the hook bottom unit, the main folding unit, and the pressing unit are sequentially connected in pairs by connecting blocks. The folding unit is equipped with a conveying mechanism comprising a fixed guide wheel, a movable guide wheel, and several guide wheel components. The hook bottom unit is equipped with a hook bottom mechanism. The main folding unit is equipped with a folding structure that cooperates with a pressure wheel, a lower guide wheel, and a line roller. The folding unit can lengthen or shorten the conveying mechanism by increasing or decreasing the number of guide wheel components. The hook bottom unit can accommodate paper boxes of different sizes by adjusting the distance between two or more hook bottom mechanisms by adjusting a slide. The main folding unit ensures stable cardboard conveyance, accurate folding, and high work efficiency.

[0004] The pressing section is used to convey flat cartons, which have been folded and glued into place according to preset creases, to the conveying section. The cartons are partially stacked and fall onto the conveying section, where they are then conveyed forward for subsequent packaging. Specifically, the pressing section includes two transversely arranged conveying assemblies. Each conveying assembly includes two upper and lower conveyor belts and a power source for driving each conveyor belt. The upper and lower conveyor belts clamp the cartons and convey them to the conveying section. Depending on the specifications of the cartons, the position of the front end of the conveyor belt above the conveying section needs to be adjusted. Existing technology requires moving the conveying section as a whole, making adjustment difficult and impacting production efficiency. Summary of the Invention

[0005] In view of the above technical problems in the prior art, the utility model provides a box pressing and discharging mechanism of a box gluing machine.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A box pressing and discharging mechanism of a box gluing machine is provided, comprising a pressing and conveying mechanism and a box discharging and conveying mechanism, wherein:

[0008] The box discharging conveying mechanism includes a box discharging bracket, and a lower box discharging conveyor belt and an upper box discharging conveyor belt mounted on the box discharging bracket, which are used to jointly clamp the offset stacked flat paper boxes and convey them forward. The box feeding end of the lower box discharging conveyor belt extends and protrudes backward and is staggered with the upper box discharging conveyor belt, thereby leaving a box placement section. The box discharging bracket is provided with a box discharging driving member for driving the lower box discharging conveyor belt and the upper box discharging conveyor belt to move synchronously.

[0009] The pressing and conveying mechanism includes a pressing bracket and two or more groups of pressing and conveying components installed on the pressing bracket and arranged in a transversely separated manner. Each group of pressing and conveying components includes a pressing conveyor belt arranged up and down, which is used to clamp the flat paper boxes that have been pasted and convey them forward; the pressing bracket is provided with a pressing telescopic frame and a box drop position adjustment drive member for driving the pressing telescopic frame to move back and forth. The pressing telescopic frame is provided with a changing wheel for the pressing conveyor belt to turn around. The changing wheel is located above the box placing segment so that the paper boxes transported by the pressing conveyor belt fall from the changing wheel to the box placing segment.

[0010] Specifically, the box position adjustment drive component includes a box position adjustment screw, a box position adjustment threaded seat, and a box position adjustment motor for driving the box position adjustment screw to rotate, pressing the telescopic frame and the box position adjustment threaded seat to be fixed, and the box position adjustment threaded seat and the box position adjustment screw are threadedly connected.

[0011] Specifically, the box-dropping and positioning threaded seat or the pressing telescopic frame is provided with a follower tensioning wheel, and the pressing conveyor belt is wound around the follower tensioning wheel.

[0012] Specifically, a box drop position adjustment slide rail and slide seat assembly is provided between the pressing bracket and the pressing telescopic frame.

[0013] Specifically, the pressing and telescopic frame located above is provided with a rotary wheel height adjustment component, and the changing wheel is installed on the rotary wheel height adjustment component so that the height of the changing wheel can be adjusted; and / or: the pressing and conveying mechanism also includes a pressing and conveying width adjustment mechanism, and two or more groups of pressing and conveying components are installed on the pressing and conveying width adjustment mechanism and the distance between them can be electrically adjusted.

[0014] Specifically, the box-discharging end of the lower box-discharging conveyor belt extends and protrudes forward and is staggered with the upper box-discharging conveyor belt, thereby leaving a box-taking section.

[0015] Specifically, a defective product discharge conveying mechanism is provided at the rear side of the pressing conveying mechanism. The pressing conveying mechanism and the defective product discharge conveying mechanism are connected to each other and a waste discharge channel is left. A box blocking mechanism is also provided. The box blocking mechanism is used to send the paper box on the defective product discharge conveying mechanism to the waste discharge channel.

[0016] Specifically, the box placing section is provided with a box pushing and marking mechanism for offsetting and marking a preset number of cartons dropped by the box discharging conveying mechanism.

[0017] Specifically, the box output bracket is also provided with a box pressing assembly, which includes a box pressing adjustment track arranged along the width direction of the conveyor belt under the box output, two or more groups of box pressing support plates movably installed on the box pressing adjustment track, a box pressing adjustment drive for adjusting the positions of different box pressing support plates on the box pressing adjustment track, and a box pressing roller elastically floatingly installed on the box pressing support plate, the box pressing roller being used to elastically press down the paper box located in the box placing section.

[0018] Specifically, the box-discharging conveying mechanism further includes a box-discharging transverse track, which is arranged along the width direction of the box-discharging lower conveyor belt, and the box-discharging bracket is movably mounted on the box-discharging transverse track.

[0019] Beneficial effects of the utility model:

[0020] The utility model relates to a box-pressing and box-discharging mechanism for a box-gluing machine. When in use, flat cartons that have been folded and glued are conveyed by a pressing conveyor mechanism and dropped onto a box-discharging section of the box-discharging conveyor mechanism for subsequent packaging. Because the pressing conveyor mechanism is provided with a pressing and telescopic frame, the position of the pressing and telescopic frame can be adjusted forward and backward by a box-dropping position adjustment drive. By adjusting the box-dropping position of the front end of the pressing conveyor belt, the pressing and telescopic frame can be adapted to the needs of pressing and conveying cartons of different lengths and specifications, thereby facilitating adjustment and providing high flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of a box pressing and discharging mechanism of a box gluing machine in an embodiment.

[0022] Figure 2 Schematic diagram of the structure of the pressing and conveying mechanism in the embodiment.

[0023] Figure 3 for Figure 2 Magnified view of the circled location.

[0024] Figure 4 It is a schematic diagram of the partial structure of the pressing and conveying mechanism in the embodiment.

[0025] Figure 5 It is a partial structural schematic diagram of the pressing and conveying mechanism in the embodiment from another perspective.

[0026] Figure 6 Schematic diagram of the structure of the box delivery mechanism in the embodiment.

[0027] Reference numerals:

[0028] Pressing conveying mechanism 700;

[0029] Pressing the bracket 71, pressing the conveying assembly 72, pressing the conveyor belt 721, and pressing the telescopic frame 73;

[0030] A box drop position adjustment drive member 74, a box drop position adjustment screw rod 741, a box drop position adjustment threaded seat 742, and a box drop position adjustment motor 743;

[0031] Direction-changing wheel 75, follow-up tensioning wheel 76, box drop position adjustment slide rail slide assembly 77;

[0032] Rotary wheel height adjustment assembly 78, pressing conveying width adjustment mechanism 79;

[0033] Defective product conveying mechanism 710 and waste discharge channel 711.

[0034] Carton delivery mechanism 800;

[0035] Box discharging support 81, box discharging lower conveyor belt 82, box discharging upper conveyor belt 83, box placing section 84, box taking section 85;

[0036] Press box assembly 86, press box positioning track 861, press box support plate 862, press box positioning drive member 863, press box roller 864;

[0037] Box out traverse track 87. DETAILED DESCRIPTION

[0038] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0039] A box pressing and discharging mechanism of a box gluing machine in this embodiment is as follows: Figures 1 to 6 As shown, it includes a pressing conveying mechanism 700 and a box-discharging conveying mechanism 800. The box-discharging conveying mechanism 800 includes a box-discharging support 81, and a box-discharging lower conveyor belt 82 and a box-discharging upper conveyor belt 83 that are respectively elliptical and placed and are installed on the box-discharging support 81. It is used to jointly clamp the flat paper boxes stacked in a misaligned manner and convey them forward. The box-feeding end of the box-discharging lower conveyor belt 82 extends and protrudes backward and staggers with the box-discharging upper conveyor belt 83, thereby leaving a box-discharging section 84. The box-discharging end of the box-discharging lower conveyor belt 82 extends and protrudes forward and staggers with the box-discharging upper conveyor belt 83, thereby leaving a box-discharging section 85. The box-discharging support 81 is equipped with a box-discharging driving member for driving the box-discharging lower conveyor belt 82 and the box-discharging upper conveyor belt 83 to move synchronously. It is an existing motor that cooperates with a transmission belt to drive a roller structure, which will not be described in detail here.

[0040] In this embodiment, the crimping conveying mechanism 700 includes a crimping bracket 71 and two groups of crimping conveying components 72 installed on the crimping bracket 71 and arranged in a transversely separated manner. Each group of crimping conveying components 72 includes upper and lower arranged crimping conveyor belts 721, which are used to clamp the flat paper box after gluing and convey it forward. It is equipped with a driving component for driving the upper, lower, left and right crimping conveyor belts 721 to move synchronously. The pressing conveyor belt 721 is provided with a pressing telescopic frame 73 and a box-dropping position adjusting driving member 74 for driving the pressing telescopic frame 73 to move forward and backward. The pressing telescopic frame 73 is provided with a changing wheel 75 for the pressing conveyor belt 721 to turn around. The changing wheel 75 is located above the box-dropping segment 84, so that the paper boxes transported by the pressing conveyor belt 721 fall from the changing wheel 75 to the box-dropping segment 84. The front and rear positions of the pressing telescopic frame 73 and the changing wheel 75 are adjusted forward and backward by the box-dropping position adjusting driving member 74 to adjust their positions above the box-dropping segment 84. When the length of the paper box is larger, it is adjusted backward, and when the length of the paper box is smaller, it is adjusted forward, so that the paper boxes dropped from the pressing conveyor belt 721 can be close to the upper conveyor belt 83 for discharging the paper boxes.

[0041] Specifically, the box-dropping position adjustment drive member 74 includes a box-dropping position adjustment screw rod 741, a box-dropping position adjustment threaded seat 742, and a box-dropping position adjustment motor 743 for driving the box-dropping position adjustment screw rod 741 to rotate. The box-dropping position adjustment threaded seat 742 is fixed to the telescopic frame 73, and the box-dropping position adjustment threaded seat 742 is threadedly connected to the box-dropping position adjustment screw rod 741. The box-dropping position adjustment motor 743 drives the box-dropping position adjustment screw rod 741 to rotate forward and reverse, thereby driving the box-dropping position adjustment threaded seat 742 and the telescopic frame 73 to move forward and backward, thereby achieving adjustment.

[0042] Specifically, the box-dropping adjustment threaded seat 742 or the pressing telescopic frame 73 is provided with a follower tensioning wheel 76, and the pressing conveyor belt 721 is wound around the follower tensioning wheel 76 to keep the pressing conveyor belt 721 in a tensioned state.

[0043] Specifically, a box drop position adjustment slide rail assembly 77 is provided between the pressing bracket 71 and the pressing telescopic frame 73 to facilitate directional forward and backward movement.

[0044] Specifically, the upper crimping telescopic frame 73 is equipped with a rotary wheel height adjustment assembly 78, and the direction-changing wheel 75 is mounted on the rotary wheel height adjustment assembly 78, so that the height of the direction-changing wheel 75 can be adjusted to adjust the tightness of the front end of the upper and lower crimping conveyor belts 721 at the box outlet position. In practice, the height adjustment can be achieved using existing micrometers, bolts, gaskets, etc. The crimping conveyor mechanism 700 also includes a crimping conveyor width adjustment mechanism 79. Two or more sets of crimping conveyor assemblies 72 are mounted on the crimping conveyor width adjustment mechanism 79, and the distance between them can be electrically adjusted. Specifically, this can be achieved by setting guide rails and motor screw nut assemblies.

[0045] Specifically, a defective product discharge conveying mechanism 710 is provided at the rear side of the pressing conveying mechanism 700. The pressing conveying mechanism 700 and the defective product discharge conveying mechanism 710 are connected to each other and a waste discharge channel 711 is left. A box blocking mechanism (not shown in the figure) is also provided. The box blocking mechanism is used to send the paper box on the defective product discharge conveying mechanism 710 to the waste discharge channel 711. The box blocking mechanism can use a cylinder. After defective products are detected at the rear, the cylinder extends to block the paper box from entering the pressing conveying mechanism 700, and changes direction to fall into the waste discharge channel 711.

[0046] Specifically, the box placing segment 84 is provided with a box pushing and marking mechanism (not shown in the figure), which is used to offset the mark of a preset number of cartons dropped by the box discharging conveying mechanism 800. For example, the 50th carton is pushed laterally by the cylinder to offset the 50th or 51st carton. The offset carton serves as a mark to facilitate taking away the 50 cartons in front at one time during subsequent packaging.

[0047] Specifically, the box output bracket 81 is also provided with a box pressing assembly 86, which includes a box pressing positioning rail 861 arranged along the width direction of the box output lower conveyor belt 82, two or more sets of box pressing support plates 862 movably installed on the box pressing positioning rail 861, a box pressing positioning drive 863 for adjusting the position of different box pressing support plates 862 on the box pressing positioning rail 861, and a box pressing roller 864 elastically floatingly installed on the box pressing support plate 862, the box pressing roller 864 is used to elastically press down the paper box located in the box placing segment 84, and the box pressing positioning drive 863 can be driven by a motor to drive a screw nut.

[0048] Specifically, the box-discharging conveying mechanism 800 further includes a box-discharging transverse track 87 , which is arranged along the width direction of the box-discharging lower conveying belt 82 , and the box-discharging bracket 81 is movably mounted on the box-discharging transverse track 87 .

[0049] In the description of the present invention, it is obvious that the embodiments described are only some embodiments of the present invention, rather than all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0050] Therefore, the above detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention as claimed, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0051] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "horizontal," "inner," and "outer," etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the inventive product is typically placed when in use. These terms are intended solely to facilitate the description of this utility model and simplify the description, and are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," etc., etc., are used solely for distinction and should not be construed as indicating or implying relative importance.

[0052] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "disposed," "connected," and "connected" should be understood broadly. For example, they may refer to fixed connections, detachable connections, or integral connections. They may refer to mechanical connections or electrical connections. They may refer to connections directly or indirectly through an intermediary, or they may refer to internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

Claims

1. A box-pressing and box-discharging mechanism of a box-gluing machine, comprising a box-pressing and box-discharging conveying mechanism (700) and a box-discharging and box-discharging conveying mechanism (800), characterized in that: The box discharging conveying mechanism (800) comprises a box discharging support (81), and a box discharging lower conveying belt (82) and a box discharging upper conveying belt (83) mounted on the box discharging support (81), which are used to jointly clamp the staggered stacked flat paper boxes and convey them forward, and the box feeding end of the box discharging lower conveying belt (82) extends and protrudes backward and is staggered with the box discharging upper conveying belt (83), thereby leaving a box placing section (84); the box discharging support (81) is provided with a box discharging driving member for driving the box discharging lower conveying belt (82) and the box discharging upper conveying belt (83) to move synchronously; The pressing conveying mechanism (700) includes a pressing bracket (71) and two or more pressing conveying assemblies (72) installed on the pressing bracket (71) and arranged in a transversely separated manner. Each pressing conveying assembly (72) includes a pressing conveyor belt (721) arranged up and down, which is used to clamp the flat paper box after pasting and convey it forward; the pressing bracket (71) is provided with a pressing telescopic frame (73) and a box drop position adjustment drive member (74) for driving the pressing telescopic frame (73) to move forward and backward. The pressing telescopic frame (73) is provided with a turning wheel (75) for the pressing conveyor belt (721) to turn around. The turning wheel (75) is located above the box placing segment (84) so ​​that the paper box conveyed by the pressing conveyor belt (721) falls from the turning wheel (75) to the box placing segment (84).

2. The pressing and discharging mechanism of a folder gluer according to claim 1, characterized in that: The box drop position adjustment driving member (74) comprises a box drop position adjustment screw rod (741), a box drop position adjustment threaded seat (742), and a box drop position adjustment motor (743) for driving the box drop position adjustment screw rod (741) to rotate, pressing the telescopic frame (73) and fixing the box drop position adjustment threaded seat (742), and the box drop position adjustment threaded seat (742) and the box drop position adjustment screw rod (741) are threadedly connected.

3. The pressing and discharging mechanism of a folder-gluing machine according to claim 2, characterized in that: The box-dropping position-adjusting threaded seat (742) or the pressing telescopic frame (73) is provided with a follower tensioning wheel (76), and the pressing conveyor belt (721) is wound around the follower tensioning wheel (76).

4. The pressing and discharging mechanism of a folder-gluing machine according to claim 2, characterized in that: A box drop position regulating slide rail and seat assembly (77) is provided between the pressing bracket (71) and the pressing telescopic frame (73).

5. The pressing and discharging mechanism of a folder gluer according to claim 1, characterized in that: The pressing telescopic frame (73) located above is provided with a rotating wheel height adjustment assembly (78), and the direction-changing wheel (75) is installed on the rotating wheel height adjustment assembly (78), so that the height of the direction-changing wheel (75) can be adjusted; and / or: the pressing conveying mechanism (700) further includes a pressing conveying width adjustment mechanism (79), and two or more groups of pressing conveying assemblies (72) are installed on the pressing conveying width adjustment mechanism (79) and the distance between them can be electrically adjusted.

6. The pressing and discharging mechanism of a folder gluer according to claim 1, characterized in that: The box-discharging end of the lower box-discharging conveyor belt (82) extends forward and protrudes, and is staggered with the upper box-discharging conveyor belt (83), thereby leaving a box-taking section (85).

7. The box-pressing discharging mechanism of a folder-gluing machine according to claim 1, characterized in that: A defective product discharge conveying mechanism (710) is also provided at the rear side of the pressing conveying mechanism (700). The pressing conveying mechanism (700) and the defective product discharge conveying mechanism (710) are connected to each other and a waste discharge channel (711) is left. A box blocking mechanism is also provided. The box blocking mechanism is used to convey the paper box on the defective product discharge conveying mechanism (710) to the waste discharge channel (711).

8. The box-pressing discharging mechanism of a folder-gluing machine according to claim 1, characterized in that: The box placing section (84) is provided with a box pushing marking mechanism for offsetting and marking a preset number of paper boxes dropped by the box discharging conveying mechanism (800).

9. The box-pressing discharging mechanism of a folder-gluing machine according to claim 1, characterized in that: The box discharging support (81) is further provided with a box pressing assembly (86), which comprises a box pressing adjustment track (861) arranged along the width direction of the box discharging lower conveyor belt (82), two or more sets of box pressing support plates (862) movably mounted on the box pressing adjustment track (861), a box pressing adjustment driving member (863) for adjusting the positions of different box pressing support plates (862) on the box pressing adjustment track (861), and a box pressing roller (864) elastically floatingly mounted on the box pressing support plate (862), the box pressing roller (864) being used to elastically press down the paper box located in the box discharging section (84).

10. The box pressing and discharging mechanism of a folder gluer according to claim 1, wherein: The box discharging conveying mechanism (800) further comprises a box discharging transverse track (87) which is arranged along the width direction of the box discharging lower conveying belt (82), and the box discharging bracket (81) is movably mounted on the box discharging transverse track (87).

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