Packaging box conveying mechanism

Abstract

The utility model discloses a packaging box conveying mechanism, and relates to the technical field of packaging machinery. The packaging box conveying mechanism comprises a fixing base, a first servo driving motor, a second servo driving motor, a first transmission arm assembly, a second transmission arm assembly and a box conveying frame, wherein the first servo driving motor and the second servo driving motor are matched to drive the box conveying frame to move according to a set movement track. According to the box conveying frame, the two servo driving motors are matched together to achieve forward conveying of packaging boxes, and the two servo driving motors are matched with each other to achieve stable operation and accurate positioning conveying of the box conveying frame. The packaging box conveying mechanism is applied to the box opening machine, the requirements of the box opening mechanism for the conveying stability and the conveying positioning accuracy of the box conveying mechanism can be met, and the box opening success rate of the box opening mechanism can be increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing machinery technical field more specifically relates to a packing box conveying mechanism. BACKGROUND

[0002] The existing box opening machine generally includes a folded box blank storage library, a box taking mechanism, a box conveying mechanism and a box opening mechanism, wherein the box taking mechanism takes out the box blank from the folded box blank storage library one by one and places it on the box conveying mechanism, the box conveying mechanism conveys the box blank taken out by the box taking mechanism to the box opening mechanism station, and the box opening mechanism performs the box opening action on the box blank conveyed to the box opening station to open and form the box blank into a packing box that can accommodate materials.

[0003] To ensure the opening success rate of the box opening mechanism, the conveying positioning accuracy of the box conveying mechanism is required to be high, and if the conveying positioning accuracy is poor, the box opening mechanism cannot accurately align the box blank to be opened, resulting in opening failure and affecting the subsequent process. The existing box loading machine generally uses a circulating conveying chain or a conveying belt as the box conveying mechanism, and a push rod or a clamping rod is arranged on the conveying chain or the conveying belt to clamp or push the box blank to move, which is also convenient for accurate positioning. However, the conveying structure using the existing circulating conveying chain or conveying belt still has defects in conveying positioning accuracy and stability, which cannot meet the positioning accuracy and stability requirements of the box conveying mechanism for the box opening mechanism, resulting in a decrease in the opening success rate of the box opening mechanism. SUMMARY

[0004] In order to overcome the defects and deficiencies in the above-mentioned prior art, the utility model provides a kind of packing box conveying mechanism, and the utility model aims at providing a kind of box conveying mechanism with stable conveying and high positioning accuracy, which is convenient to adjust.

[0005] The packing box conveying mechanism of the utility model includes a fixed seat, a first servo drive motor, a second servo drive motor, a first transmission arm assembly, a second transmission arm assembly and a box conveying frame, the first servo drive motor and the second servo drive motor are both fixedly assembled on the fixed seat, one end of the first transmission arm assembly is connected with the drive shaft of the first servo drive motor, and the other end is connected to the box conveying frame;One end of the second transmission arm assembly is connected with the drive shaft of the second servo drive motor, and the other end is connected to the box conveying frame;The first servo drive motor and the second servo drive motor cooperate to drive the box conveying frame to move according to the set motion trajectory;The set motion trajectory is that the box conveying frame rises to contact the packing box to be conveyed from the initial position, the box conveying frame moves in the first direction to convey the packing box, after conveying to the set position, the box conveying frame drops by a set height, and after dropping into position, the box conveying frame resets to the initial position in the second direction opposite to the first direction.

[0006] Further preferably, the first transmission arm assembly comprises a first swing arm, a first balance plate, a first balance arm, a first transmission arm and a second balance arm, one end of the first swing arm is fixedly assembled on a driving shaft of the first servo driving motor, the other end of the first swing arm is hingedly connected with one end of the first transmission arm, the other end of the first transmission arm is hingedly connected with the box conveying frame; the first balance plate is provided with a first hinged part, a second hinged part and a third hinged part, the first hinged part of the first balance plate is coaxially assembled with the hinged shaft of the first swing arm and the first transmission arm; one end of the first balance arm is hingedly connected with the fixed seat, the other end of the first balance arm is hingedly connected with the second hinged part of the first balance plate; one end of the second balance arm is hingedly connected with the third hinged part of the first balance plate, the other end of the second balance arm is hingedly connected with the box conveying frame; the first balance arm and the first swing arm form a parallelogram structure, and the first transmission arm and the second balance arm form a parallelogram structure.

[0007] Further preferably, the second transmission arm assembly has the same structure as the first transmission arm assembly.

[0008] Further preferably, the box conveying frame comprises a mounting plate, a first claw plate assembly and a second claw plate assembly, the first transmission arm assembly and the second transmission arm assembly are connected to the mounting plate, the first claw plate assembly is fixedly assembled on the mounting plate, and the second claw plate assembly is arranged in parallel with the first claw plate assembly and is assembled on the mounting plate through a movable guide shaft.

[0009] Further preferably, the first claw plate assembly and the second claw plate assembly each comprise a fixed claw plate and a movable claw plate, the fixed claw plate is provided with an assembly hole for assembling the movable claw plate, the fixed claw plate and the movable claw plate are relatively fixed through a fixing member, and the relative position between the fixed claw plate and the movable claw plate is adjusted by changing the position of the fixing member in the assembly hole.

[0010] Further preferably, the fixed claw plate is provided with a plurality of claws, the movable claw plate is provided with a plurality of claws, and the claws on the fixed claw plate and the claws on the movable claw plate cooperate to form box taking claws for clamping the packaging box.

[0011] Compared with the prior art, the packaging box conveying mechanism of the utility model has the beneficial technical effects of:

[0012] 1. Compared with the prior art, the packaging box conveying mechanism of the utility model adopts two servo driving motors to jointly realize forward conveying of the packaging box, and the two servo motors can realize stable operation and precise positioning conveying of the box conveying frame. The packaging box conveying mechanism of the utility model can meet the requirements of the box conveying mechanism on conveying stability and conveying positioning precision, and can improve the opening success rate of the opening mechanism.

[0013] 2、The motion trajectory of the box conveying frame can be changed according to the change of the control of the first servo drive motor and the second servo drive motor, the motion trajectory adjustment is more flexible and changeable, the material conveying under various working conditions can be met, the motion trajectory changes a lot, and the stability requirement and the positioning accuracy requirement of the packaging box conveying can be met through program control adjustment and change.

[0014] 3、The structure of the first transmission arm assembly and the second transmission arm assembly of the utility model ensures the stable operation of the box conveying frame, the swing arm and the first balance arm form a parallelogram structure, the transmission arm and the second balance arm form a parallelogram structure, so that the stability of the box conveying frame can be ensured, and the horizontal motion trajectory and the stable operation of the conveying frame can be ensured regardless of the transmission of the transmission arm assembly.

[0015] 4、The utility model discloses in order to further ensure the conveying positioning accuracy of packaging box, be provided with the claw on the box conveying frame, the position of packaging box can be limited under the action of claw, avoid the displacement between packaging box and box conveying frame, thereby influence conveying positioning accuracy.

[0016] 5、The utility model discloses a box conveying frame through the setting of first claw plate assembly and second claw plate assembly, under the action of movable guide shaft, the spacing between first claw plate assembly and second claw plate assembly is adjustable to adapt to the packaging box of different length, the setting of fixed claw plate and movable claw plate can adapt to the packaging box of different width. DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic view of the utility model packaging box conveying mechanism;

[0018] Fig. 1 is a fixed seat, 2 is a first servo drive motor, 3 is a second servo drive motor, 4 is a first transmission arm assembly, 5 is a second transmission arm assembly, 6 is a box conveying frame, 7 is a first swing arm, 8 is a first balance plate, 9 is a first balance arm, 10 is a first transmission arm, 11 is a second balance arm, 12 is a first hinged part, 13 is a second hinged part, 14 is a third hinged part, 15 is a mounting plate, 16 is a first claw plate assembly, 17 is a second claw plate assembly, 18 is a movable guide shaft, 19 is a fixed claw plate, 20 is a movable claw plate, 21 is an assembly hole. CONCRETE IMPLEMENTATION

[0019] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the utility model specification. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Embodiment 1

[0021] As a preferred embodiment of the utility model, referring to the drawings in the specification Figure 1 The embodiment discloses a packaging box conveying mechanism which comprises a fixing base 1, a first servo driving motor 2, a second servo driving motor 3, a first transmission arm assembly 4, a second transmission arm assembly 5 and a box conveying frame 6, the first servo driving motor 2 and the second servo driving motor 3 are both fixedly assembled on the fixing base 1, one end of the first transmission arm assembly 4 is connected with a driving shaft of the first servo driving motor 2, and the other end is connected on the box conveying frame 6; one end of the second transmission arm assembly 5 is connected with a driving shaft of the second servo driving motor 3, and the other end is connected on the box conveying frame 6; the first servo driving motor 2 and the second servo driving motor 3 cooperatively drive the box conveying frame 6 to move along a set movement track; the set movement track is that the box conveying frame 6 is lifted from an initial position to contact a packaging box to be conveyed, the box conveying frame 6 is moved in a first direction to convey the packaging box, after being conveyed to a set position, the box conveying frame 6 is lowered by a set height, and after being lowered to a position, the box conveying frame 6 is reset to the initial position in a second direction opposite to the first direction.

[0022] The embodiment adopts two servo driving motors to cooperatively realize forward conveying of the packaging box, and the two servo motors cooperatively realize stable operation and accurate positioning conveying of the box conveying frame 6. The packaging box conveying mechanism of the utility model is applied to a box opening machine, can meet the requirements of the box conveying mechanism on conveying stability and conveying positioning accuracy of the box opening mechanism, and can improve the box opening success rate of the box opening mechanism.

[0023] The movement track of the box conveying frame 6 can be changed according to the change of control of the first servo driving motor 2 and the second servo driving motor 3, the movement track adjustment is more flexible and changeable, can meet material conveying under various working conditions, the movement track changes a lot, and can be adjusted and changed through program control, and can meet the requirements of stability and positioning accuracy of the packaging box conveying.

[0024] It should be noted that the set movement track described above is only an example, when the initial position of the box conveying frame 6 changes, the description of the movement track also changes, specifically, the movement track of the box conveying frame 6 presents a rectangular movement track. The initial position can be any point on the rectangular track.

[0025] Example 2

[0026] As another preferred embodiment of this utility model, this embodiment further supplements and elaborates on the technical solution of this utility model based on the above-described embodiment 1. As one implementation of this embodiment, refer to the appendix to the specification. Figure 1 As shown, the first transmission arm assembly 4 includes a first swing arm 7, a first balance plate 8, a first balance arm 9, a first transmission arm 10, and a second balance arm 11. One end of the first swing arm 7 is fixedly mounted on the drive shaft of the first servo drive motor 2, and the other end of the first swing arm 7 is hinged to one end of the first transmission arm 10. The other end of the first transmission arm 10 is hinged to the box conveyor frame 6. The first balance plate 8 is provided with a first hinge portion 12, a second hinge portion 13, and a third hinge portion 14. The first hinge portion of the first balance plate 8... The first balance arm 12 is coaxially assembled with the hinge shaft that is hinged to the first swing arm 7 and the first transmission arm 10; one end of the first balance arm 9 is hinged to the fixed base 1, and the other end of the first balance arm 9 is hinged to the second hinge portion 13 of the first balance plate 8; one end of the second balance arm 11 is hinged to the third hinge portion 14 of the first balance plate 8, and the other end of the second balance arm 11 is hinged to the box conveyor frame 6; the first balance arm 9 and the first swing arm 7 form a parallelogram structure, and the first transmission arm 10 and the second balance arm 11 form a parallelogram structure. The structure of the second transmission arm assembly 5 is the same as that of the first transmission arm assembly 4.

[0027] In the above embodiments, the structure of the first transmission arm assembly 4 and the second transmission arm assembly 5 ensures the stable operation of the box conveyor 6. The swing arm and the first balance arm 9 form a parallelogram structure, and the transmission arm and the second balance arm 11 form a parallelogram structure, so that the stability of the box conveyor 6 can be guaranteed regardless of how the transmission arm assembly drives, and the horizontal movement trajectory and operation stability of the conveyor 6 can be guaranteed.

[0028] Example 3

[0029] As another preferred embodiment of this utility model, this embodiment further supplements and elaborates on the technical solution of this utility model based on the above-described embodiment 1 or embodiment 2. In this embodiment, in order to further ensure the conveying and positioning accuracy of the packaging box, a claw is provided on the box conveying frame 6. Under the action of the claw, the position of the packaging box can be limited, avoiding displacement between the packaging box and the box conveying frame 6, thereby affecting the conveying and positioning accuracy.

[0030] Specifically, the box conveying frame 6 comprises a mounting plate 15, a first claw plate assembly 16 and a second claw plate assembly 17, the first transmission arm assembly 4 and the second transmission arm assembly 5 are connected to the mounting plate 15, the first claw plate assembly 16 is fixedly assembled on the mounting plate 15, and the second claw plate assembly 17 is arranged parallel to the first claw plate assembly 16 and is assembled on the mounting plate 15 through a movable guide shaft 18.

[0031] The first claw plate assembly 16 and the second claw plate assembly 17 each comprise a fixed claw plate 19 and a movable claw plate 20, the fixed claw plate 19 is provided with an assembly hole 21 for assembling the movable claw plate 20, the fixed claw plate 19 is relatively fixed with the movable claw plate 20 through a fixing member, and the relative position between the fixed claw plate 19 and the movable claw plate 20 is adjusted by changing the position of the fixing member in the assembly hole 21.

[0032] The fixed claw plate 19 is provided with a plurality of claws, the movable claw plate 20 is provided with a plurality of claws, and the claws on the fixed claw plate 19 and the claws on the movable claw plate 20 cooperate to form box taking claws for clamping the packaging box.

[0033] In the embodiment, the box conveying frame 6 is provided with the first claw plate assembly 16 and the second claw plate assembly 17, the spacing between the first claw plate assembly 16 and the second claw plate assembly 17 is adjustable under the action of the movable guide shaft 18, so as to adapt to packaging boxes of different lengths, and the fixed claw plate 19 and the movable claw plate 20 can adapt to packaging boxes of different widths.

Claims

1. A package conveying mechanism characterized by: The application relates to a box conveying device, which comprises a fixed base (1), a first servo drive motor (2), a second servo drive motor (3), a first transmission arm assembly (4), a second transmission arm assembly (5) and a box conveying frame (6), the first servo drive motor (2) and the second servo drive motor (3) are fixedly assembled on the fixed base (1), one end of the first transmission arm assembly (4) is connected with a driving shaft of the first servo drive motor (2), and the other end is connected with the box conveying frame (6); one end of the second transmission arm assembly (5) is connected with a driving shaft of the second servo drive motor (3), and the other end is connected with the box conveying frame (6); the first servo drive motor (2) and the second servo drive motor (3) cooperatively drive the box conveying frame (6) to move along a set movement track; the set movement track is that the box conveying frame (6) is lifted from an initial position to contact a to-be-conveyed packaging box, the box conveying frame (6) is moved along a first direction to convey the packaging box, after the packaging box is conveyed to a set position, the box conveying frame (6) is lowered by a set height, and after being lowered to a position, the box conveying frame (6) is reset to the initial position along a second direction opposite to the first direction.

2. The package conveying mechanism according to claim 1, wherein: The first transmission arm assembly (4) comprises a first swing arm (7), a first balance plate (8), a first balance arm (9), a first transmission arm (10) and a second balance arm (11), one end of the first swing arm (7) is fixedly assembled on the driving shaft of the first servo drive motor (2), the other end of the first swing arm (7) is hingedly connected with one end of the first transmission arm (10), and the other end of the first transmission arm (10) is hingedly connected with the box conveying frame (6); the first balance plate (8) is provided with a first hinge part (12), a second hinge part (13) and a third hinge part (14), the first hinge part (12) of the first balance plate (8) is coaxially assembled with a hinge shaft of the first swing arm (7) and the first transmission arm (10); one end of the first balance arm (9) is hingedly connected with the fixed base (1), and the other end of the first balance arm (9) is hingedly connected with the second hinge part (13) of the first balance plate (8); one end of the second balance arm (11) is hingedly connected with the third hinge part (14) of the first balance plate (8), and the other end of the second balance arm (11) is hingedly connected with the box conveying frame (6); the first balance arm (9) and the first swing arm (7) form a parallelogram structure, and the first transmission arm (10) and the second balance arm (11) form a parallelogram structure.

3. The pack conveying mechanism according to claim 2, wherein: The second transmission arm assembly (5) has the same structure as the first transmission arm assembly (4).

4. A pack conveying mechanism according to any one of claims 1 to 3, wherein: The box conveying frame (6) comprises a mounting plate (15), a first claw plate assembly (16) and a second claw plate assembly (17), the first transmission arm assembly (4) and the second transmission arm assembly (5) are connected with the mounting plate (15), the first claw plate assembly (16) is fixedly assembled on the mounting plate (15), and the second claw plate assembly (17) is arranged in parallel with the first claw plate assembly (16) and is assembled on the mounting plate (15) through a movable guide shaft (18).

5. The pack conveying mechanism according to claim 4, wherein: The first and second inserting claw plate assemblies (16, 17) each comprise a fixed inserting claw plate (19) and a movable inserting claw plate (20), the fixed inserting claw plate (19) is provided with an assembling hole (21) for assembling the movable inserting claw plate (20), the fixed inserting claw plate (19) and the movable inserting claw plate (20) are relatively fixed through a fixing member, and the relative position between the fixed inserting claw plate (19) and the movable inserting claw plate (20) is adjusted by changing the position of the fixing member in the assembling hole (21).

6. The pack conveying mechanism according to claim 5, wherein: The fixed inserting claw plate (19) is provided with a plurality of inserting claws, the movable inserting claw plate (20) is provided with a plurality of inserting claws, and the inserting claws on the fixed inserting claw plate (19) and the inserting claws on the movable inserting claw plate (20) cooperate to form a box taking inserting claw for clamping the packaging box.

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