Press-fit forming mechanism for packaging carton

Abstract

The utility model relates to the field of packaging cartons, and discloses a packaging carton press-fit forming mechanism which comprises an L-shaped plate, a top plate is fixedly connected to the side surface of the L-shaped plate, a placing plate is slidably connected to the upper surface of the L-shaped plate, and a plurality of negative pressure holes are formed in the upper surface of the placing plate. Two first telescopic columns and two second telescopic columns are fixedly connected to the upper surface of the top plate, the top plate is slidably connected with a glue supply box through the two first telescopic columns, the glue supply box is fixedly connected with a gluing plate through a plurality of glue flowing pipes, and gluing sponge is fixedly connected to the lower surface of the gluing plate; the top plate is slidably connected with a mounting plate through the two second telescopic columns, the inner side wall of the mounting plate is slidably connected with two moving plates, and the inner side walls of the two moving plates are rotatably connected with hot pressing rollers; when two layers of paperboards are pressed, wrinkles and concaves and convexes in the attaching process can be reduced, the pressing adhesion degree is increased, and then the carton quality is improved.

Description

Technical Field

[0001] The present application relates to the field of packaging cartons, and in particular to a pressing and forming mechanism for packaging cartons. Background Art

[0002] In today's daily life, more and more products need to be packaged in packaging cartons, and the quality requirements for installed cartons are getting higher and higher. Therefore, in the process of carton production, in order to improve the quality of cartons, multiple layers of cardboard are often glued into thicker carton boards to increase the load-bearing capacity and service life of the cartons;

[0003] For example, a Chinese utility model patent with announcement number CN 218535790 U discloses an automatic forming and bonding device for packaging cartons, and its technical solution includes: a base, support plates are installed on both sides of the upper surface of the base, a top plate is installed on the top of the support plate, a first hydraulic cylinder and a second hydraulic cylinder are installed on both sides of the upper surface of the top plate, a first hydraulic telescopic rod and a second hydraulic telescopic rod are installed at the bottom of the first hydraulic cylinder and the second hydraulic cylinder, the bottom ends of the first hydraulic telescopic rod and the second hydraulic telescopic rod both penetrate the surface of the top plate and are connected to the first mounting plate and the second mounting plate respectively, and the first mounting plate is connected to the heat insulation plate through a pressure detection sensor;

[0004] When pressing the cardboard, this comparative document directly presses the cardboard into shape by sliding the electric heating plate downward, which easily causes gaps and wrinkles on the bonding surface, resulting in reduced flatness of the cardboard, thereby reducing the adhesion of the cardboard and reducing the quality of the packaging carton;

[0005] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to solve the problem that a pressing and molding mechanism for a packaging carton easily causes low cardboard adhesion during pressing, the present application provides a pressing and molding mechanism for a packaging carton.

[0007] The present application provides a packaging carton pressing and forming mechanism adopts the following technical solution:

[0008] A pressing and forming mechanism for a packaging carton, comprising an L-shaped plate, a top plate fixedly connected to the side surface of the L-shaped plate, a support rod slidably connected to the upper surface of the L-shaped plate, a placement plate fixedly connected to the upper surface of the support rod, a plurality of negative pressure holes opened on the upper surface of the placement plate, two first telescopic columns and two second telescopic columns fixedly connected to the upper surface of the top plate, the top plate slidably connected to a glue supply box via the two first telescopic columns, a plurality of glue flow hoses fixedly connected to the lower surface of the glue supply box, a glue coating plate fixedly connected to the glue supply box via the plurality of glue flow hoses, a glue coating sponge fixedly connected to the lower surface of the glue coating plate;

[0009] The top plate is slidably connected to a mounting plate via two of the second telescopic columns, the inner side wall of the mounting plate is slidably connected to two movable plates, and the inner side walls of the two movable plates are both rotatably connected to hot pressing rollers.

[0010] Preferably, the upper surface of the placement plate is fixedly connected to a limiting frame.

[0011] Preferably, a slide groove is provided on the upper surface of the L-shaped plate, a stud is rotatably connected to the inner wall of the slide groove, and the outer surface of the stud is screwed and connected to the support rod.

[0012] Preferably, the inner side wall of the mounting plate is rotatably connected with a double-headed screw, and the outer surface of the double-headed screw is screwed and connected with two movable plates.

[0013] Preferably, the inner side walls of the two movable plates are fixedly connected with connecting shafts, and the outer surfaces of the two connecting shafts are rotatably connected with hot pressing rollers.

[0014] In summary, this application includes the following beneficial technical effects:

[0015] The staff puts the cardboard to be pasted down along the inner wall of the limit frame and puts it on the glued cardboard to make it completely aligned with the glued cardboard, and then drives the installation plate to slide down by extending the second telescopic column, thereby driving the two movable plates to slide down, so that the outer surface of the movable plate is close to the two layers of cardboard to be pressed and formed, and then the two movable plates slide away from each other, thereby driving the two hot pressing rollers to roll away from each other on the cardboard, so as to press the two layers of cardboard. The rolling pressing design reduces the wrinkles and bumps during the pasting and improves the adhesion of the cardboard; compared with the prior art, it has the effect of increasing the adhesion of the pressing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall schematic diagram of an embodiment of the application;

[0017] Figure 2 is a cross-sectional view of an embodiment of the application;

[0018] Figure 3 yes Figure 2 A magnified schematic diagram.

[0019] Explanation of the reference numerals in the accompanying drawings: 1. L-shaped plate; 2. Top plate; 3. Support rod; 4. Placement plate; 5. Negative pressure hole; 6. First telescopic column; 7. Second telescopic column; 8. Glue supply box; 9. Glue flow hose; 10. Glue coating plate; 11. Glue coating sponge; 12. Mounting plate; 13. Moving plate; 14. Hot pressing roller; 15. Limiting frame; 16. Slide groove; 17. Stud; 18. Double-headed screw; 19. Connecting shaft. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-3 This application is described in further detail.

[0021] The present application embodiment discloses a pressing and forming mechanism for a packaging carton. Figure 1 A pressing and forming mechanism for packaging cartons includes an L-shaped plate 1, and a plate-shaped top plate 2 is fixedly connected to the side surface of the L-shaped plate 1, so that the entire device is stably supported and operated by the L-shaped plate 1 and the top plate 2, and a rectangular support rod 3 is slidably connected to the upper surface of the L-shaped plate 1, and a plate-shaped placement plate 4 is fixedly connected to the upper surface of the support rod 3, so that the support rod 3 drives the placement plate 4 to slide on the upper surface of the L-shaped plate 1, so that after the paperboard is glued, the placement plate 4 slides to the bottom of the mounting plate 12, so as to facilitate the hot pressing of the paperboard, and secondly, a plurality of hole-shaped negative pressure holes 5 are opened on the upper surface of the placement plate 4, and a frame-shaped limit frame 15 is fixedly connected to the upper surface of the placement plate 4, and two first telescopic columns are fixedly connected to the upper surface of the top plate 2 6 and two second telescopic columns 7, the top plate 2 is slidably connected with a plate-shaped glue supply box 8 through two first telescopic columns 6, and a plurality of columnar glue flow tubes 9 are fixedly connected to the lower surface of the glue supply box 8, and the glue supply box 8 is fixedly connected with a plate-shaped glue coating plate 10 through a plurality of glue flow tubes 9, and a plate-shaped glue coating sponge 11 is fixedly connected to the lower surface of the glue coating plate 10. When using this device to press and form paperboard, first place the paperboard to be coated with glue on the upper surface of the placement plate 4, limit it by the edge of the paperboard close to the inner wall of the limit frame 15, and fix the paperboard by the negative pressure of the negative pressure hole 5, and then extend the first telescopic column 6 to drive the glue coating plate 10 and the glue coating sponge 11 to slide downward, so that the glue coating sponge 11 is close to the upper surface of the paperboard to coat it with glue;

[0022] At the same time, the top plate 2 is slidably connected to a U-shaped plate-shaped mounting plate 12 through two second telescopic columns 7, and the inner side wall of the mounting plate 12 is slidably connected to two plate-shaped movable plates 13, and the inner side walls of the two movable plates 13 are rotatably connected to columnar hot pressing rollers 14, so that after the gluing is completed, the support rod 3 drives the placement plate 4 to slide to the bottom of the mounting plate 12, and then the staff puts the cardboard to be pasted along the inner wall of the limit frame 15 and places it on the glue-coated cardboard, and then extends the second telescopic column 7 to drive the mounting plate 12 to slide down, thereby driving the two movable plates 13 to slide down, so that the outer surface of the movable plate 13 is close to the two layers of cardboard to be pressed and formed, and then the two movable plates 13 slide away from each other, thereby driving the two hot pressing rollers 14 to roll away from each other on the cardboard, thereby pressing the two layers of cardboard, and the rolling pressing design reduces the wrinkles and bumps during bonding, increases the flatness, and thus improves the adhesion of the cardboard.

[0023] Reference Figure 1 and Figure 2 A T-shaped slot 16 is provided on the upper surface of the L-shaped plate 1, and a stud 17 is rotatably connected to the inner wall of the slot 16, and the outer surface of the stud 17 is screwed and connected to the support rod 3 through a ball screw, and one end of the stud 17 penetrates the L-shaped plate 1 to its side surface, and is fixedly connected to the output end of the motor, so that the stud 17 is driven to rotate by the motor, so that the support rod 3 is driven to slide along the inner wall of the slot 16 under the action of the ball screw, and then the placement plate 4 is driven to slide with the cardboard to the bottom of the mounting plate 12, so as to facilitate the pressing and forming operation;

[0024] Secondly, a double-headed screw 18 is rotatably connected to the inner wall of the mounting plate 12, and the outer surface of the double-headed screw 18 is screwed connected to two movable plates 13 through a ball screw, and one end of the double-headed screw 18 passes through the mounting plate 12 to its side surface, and is fixedly connected to the output end of the motor so that the double-headed screw 18 can be driven to rotate by the motor, thereby driving the two movable plates 13 to slide away from each other under the action of the ball screw.

[0025] Reference Figure 2 and Figure 3 A columnar connecting shaft 19 is fixedly connected to the inner side walls of the two movable plates 13, and a columnar hot pressing roller 14 is rotatably connected to the outer surfaces of the two connecting shafts 19, so that when the two movable plates 13 slide away from each other to press the cardboard, the hot pressing roller 14 rotates on the outer surface of the connecting shaft 19, thereby reducing the wear on the cardboard.

[0026] The implementation principle of a pressing and forming mechanism for a packaging carton in the embodiment of the present application is as follows: when using the device to press and form cardboard, first place the cardboard to be glued on the upper surface of the placement plate 4, close to the inner wall of the limit frame 15, and fix the cardboard by the negative pressure of the negative pressure hole 5, then extend the first telescopic column 6 to drive the glue-coating plate 10 and the glue-coating sponge 11 to slide downward, so that the glue-coating sponge 11 is close to the upper surface of the cardboard and glues it, and then after the cardboard is glued, the stud 17 is driven by the motor to rotate, so that the support rod 3 is driven to slide along the inner wall of the slide groove 16 under the action of the ball screw, and then the placement plate 4 is driven to slide to the bottom of the mounting plate 12, and then the staff will The cardboard to be pasted is lowered along the inner wall of the limit frame 15 and placed on the glued cardboard so that it is completely aligned with the glued cardboard. Then, the second telescopic column 7 is extended to drive the mounting plate 12 to slide down, thereby driving the two movable plates 13 to slide down, so that the outer surface of the movable plate 13 is in close contact with the two layers of cardboard to be pressed and formed. Then, the double-headed screw 18 is driven by the motor to rotate, thereby driving the two movable plates 13 to slide away from each other under the action of the ball screw, thereby driving the two hot pressing rollers 14 to roll away from each other on the cardboard, thereby pressing the two layers of cardboard. The rolling pressing design reduces the wrinkles and bumps during the pasting, increases the flatness, thereby improving the adhesion of the cardboard, and then improving the quality of the plate-shaped carton.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0030] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pressing and forming mechanism for a packaging carton, comprising an L-shaped plate (1), characterized in that: The side surface of the L-shaped plate (1) is fixedly connected to a top plate (2), the upper surface of the L-shaped plate (1) is slidably connected to a support rod (3), the upper surface of the support rod (3) is fixedly connected to a placement plate (4), the upper surface of the placement plate (4) is provided with a plurality of negative pressure holes (5), the upper surface of the top plate (2) is fixedly connected to two first telescopic columns (6) and two second telescopic columns (7), the top plate (2) is slidably connected to a glue supply box (8) through the two first telescopic columns (6), the lower surface of the glue supply box (8) is fixedly connected to a plurality of glue flow hoses (9), the glue supply box (8) is fixedly connected to a glue coating plate (10) through the plurality of glue flow hoses (9), and the lower surface of the glue coating plate (10) is fixedly connected to a glue coating sponge (11); The top plate (2) is slidably connected to a mounting plate (12) via two of the second telescopic columns (7); the inner side wall of the mounting plate (12) is slidably connected to two movable plates (13); and the inner side walls of the two movable plates (13) are both rotatably connected to hot pressing rollers (14).

2. The pressing and forming mechanism for a packaging carton according to claim 1, characterized in that: The upper surface of the placement plate (4) is fixedly connected to a limiting frame (15).

3. The pressing and forming mechanism for a packaging carton according to claim 1, characterized in that: The upper surface of the L-shaped plate (1) is provided with a slide groove (16), the inner wall of the slide groove (16) is rotatably connected with a stud (17), and the outer surface of the stud (17) is screwed and connected to the support rod (3).

4. The pressing and forming mechanism for a packaging carton according to claim 1, characterized in that: The inner side wall of the mounting plate (12) is rotatably connected to a double-headed screw (18), and the outer surface of the double-headed screw (18) is screwed and connected to two movable plates (13).

5. The pressing and forming mechanism for a packaging carton according to claim 1, characterized in that: The inner side walls of the two movable plates (13) are fixedly connected with a connecting shaft (19), and the outer surfaces of the two connecting shafts (19) are rotatably connected with a hot pressing roller (14).

Images