Plastic packaging box forming machine

Abstract

The utility model discloses a plastic packaging box forming machine, and relates to the technical field of forming machines. The device comprises a bottom frame, a lower mold is arranged at the upper end of the bottom frame, a moving mechanism is fixedly arranged on one side of the bottom frame, an upper mold is fixedly arranged on one side of the moving mechanism, a plurality of discharging mechanisms are arranged at the upper end of the upper mold, each discharging mechanism comprises a limiting frame, and an extrusion frame is arranged on one side of each limiting frame; the discharging mechanism comprises an extrusion frame, an air cylinder is arranged at the upper end of the extrusion frame, an extrusion plate is fixedly arranged at the output end of the air cylinder, a limiting plate is fixedly arranged on the outer surface of the output end of the air cylinder, and two limiting rods used in cooperation with the limiting plate are jointly and fixedly arranged on the upper inner wall and the lower inner wall of the extrusion frame. The plastic packaging box forming machine can effectively discharge materials, and through the moving mechanism, the plastic packaging box forming machine can stably extrude and move.

Description

Technical Field

[0001] This application relates to the technical field of molding machines, and more particularly to plastic packaging box molding machines. Background Art

[0002] Plastic packaging box molding machines are special equipment for producing plastic packaging boxes. Different types of molding machines (such as vacuum molding machines, hot pressing molding machines, etc.) also have their specific applicable scenarios and advantages. For example, vacuum molding machines are suitable for producing transparent packaging boxes made of various materials such as PET and PETG, while hot pressing molding machines are suitable for producing products such as plastic cups and trays.

[0003] Upon inquiry, the publication number: CN206374195U discloses a plastic packaging box molding machine. In this technology, it is disclosed that "a cross beam is provided above a workbench, a pressing plate is provided below the cross beam, the cross beam is provided at the upper end of a column, a driving mechanism is provided on the cross beam, the driving mechanism drives the pressing plate to reciprocate vertically, a dividing knife plate is provided below the pressing plate, a table plate for placing a blank plate to be divided is provided on the workbench, positioning protrusions are provided on the table plate, the number and positions of the positioning protrusions correspond to the number and positions of the packaging boxes on the blank plate to be divided, the blade contour of the dividing knife plate coincides with the outer contour of the packaging boxes on the blank plate to be divided, and the layout position of the dividing knife plate on the pressing plate corresponds to the positions of the packaging boxes on the blank plate to be divided on the table plate. Place the blank plate to be divided on the table plate on the workbench, and start the driving mechanism to drive the pressing plate to move downward, so that the dividing knife plate approaches the table plate, and multiple packaging boxes on the blank plate can be divided at one time, with extremely high production efficiency";

[0004] Regarding the above related technologies, the inventor believes that when the existing plastic packaging box molding machines form plastic packaging boxes, most of the plastic packaging box molding machines cannot effectively discharge materials, resulting in the inability to control the discharge of raw materials for plastic packaging boxes. Moreover, when the existing plastic packaging box molding machines form plastic packaging boxes, most of the plastic packaging box molding machines cannot stably perform extrusion movement, resulting in the thickness of plastic packaging boxes being inconsistent during molding. Summary of the Utility Model

[0005] The purpose of this application is to provide a plastic packaging box molding machine to improve the problems that most plastic packaging box molding machines cannot effectively discharge materials and most plastic packaging box molding machines cannot stably perform extrusion movement.

[0006] The plastic packaging box molding machine provided by this application adopts the following technical solutions:

[0007] Plastic packaging box forming machine, including a chassis, a lower mold is provided at the upper end of the chassis, a moving mechanism is fixedly provided on one side of the chassis, an upper mold is fixedly provided on one side of the moving mechanism, a plurality of discharging mechanisms are provided at the upper end of the upper mold, the discharging mechanism includes a limiting frame, an extrusion frame is provided on one side of the limiting frame, a cylinder is provided at the upper end of the extrusion frame, an extrusion plate is fixedly provided at the output end of the cylinder, a limiting plate is fixedly provided on the outer surface of the output end of the cylinder, two limiting rods that cooperate with the limiting plate are fixedly provided together on the upper inner wall and the lower inner wall of the extrusion frame, an extrusion groove that cooperates with the extrusion plate is provided inside the upper mold, a discharging port is provided on the lower inner wall of the extrusion groove, and a feeding port that cooperates with the extrusion groove is provided at the upper end of the upper mold.

[0008] By adopting the above technical solution, through the discharging mechanism, when the plastic packaging box forming machine is forming a plastic packaging box, it can feed the raw materials and extrude the materials in the mold, so as to achieve the purpose that the plastic packaging box forming machine can effectively discharge the materials.

[0009] Optionally, the moving mechanism includes a moving frame, a motor is provided on one side of the moving frame, a threaded rod is fixedly provided at the output end of the motor, a moving plate is threadedly sleeved on the outer surface of the threaded rod, a moving clamping plate is fixedly provided on one side of the moving plate, a sliding frame is fixedly provided on one side of the moving plate, and the lower end of the sliding frame is fixedly connected to the upper end of the upper mold.

[0010] By adopting the above technical solution, through the moving mechanism, when the plastic packaging box forming machine is forming a plastic packaging box, it can stably move the mold, and then can keep the thickness of the plastic packaging box uniform, so as to achieve the purpose that the plastic packaging box forming machine can stably perform extrusion and movement.

[0011] Optionally, four discharging mechanisms are provided, and the four discharging mechanisms are distributed in a rectangular array at the upper end of the upper mold.

[0012] By adopting the above technical solution, the plastic packaging box forming machine can form four plastic packaging boxes at the same time.

[0013] Optionally, discharging support frames are fixedly provided on one side of the four cylinders, and the lower ends of the four discharging support frames are respectively fixedly connected to the upper ends of the four extrusion frames.

[0014] By adopting the above technical solution, the cylinder can be fixed on the upper end of the extrusion frame through the discharging support frame.

[0015] Optionally, two fixing frames that respectively cooperate with the four extrusion frames are provided on one side of the four limiting frames, and two fixing grooves that respectively cooperate with the four limiting frames are provided on one side of the eight fixing frames.

[0016] By adopting the above technical solution, the extrusion frame can be disassembled and installed on one side of the limiting frame through the fixing frame and the fixing groove.

[0017] Optionally, two sliding plates are fixedly arranged on one side of the bottom frame, and two sliding blocks respectively cooperating with the two sliding plates are fixedly arranged on one side of the upper die.

[0018] By adopting the above technical solution, the upper die can be effectively slidably limited through the sliding plates and the sliding blocks.

[0019] Optionally, a moving support frame is arranged at the lower end of the motor, and one side of the moving support frame is fixedly connected to one side of the moving frame.

[0020] By adopting the above technical solution, the motor can be fixed on one side of the moving frame through the moving support frame.

[0021] Optionally, a positioning frame is fixedly arranged on one side of the moving frame, and a positioning wheel cooperating with the positioning frame is fixedly arranged at the lower end of the threaded rod.

[0022] By adopting the above technical solution, the threaded rod can be rotationally limited on the inner surface of the positioning frame through the positioning wheel.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. Through the discharging mechanism of the present utility model, when the plastic packaging box forming machine forms a plastic packaging box, it can feed the raw materials and extrude and discharge them in the mold, so as to achieve the purpose that the plastic packaging box forming machine can effectively discharge materials;

[0025] 2. Through the moving mechanism of the present utility model, when the plastic packaging box forming machine forms a plastic packaging box, it can stably move the mold, and further keep the thickness of the plastic packaging box uniform, so as to achieve the purpose that the plastic packaging box forming machine can stably perform extrusion and movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic structural diagram of the present utility model.

[0027] Figure 2 is a schematic sectional view of the discharging mechanism structure of the present utility model.

[0028] Figure 3 is a schematic structural diagram of the moving mechanism of the present utility model.

[0029] In the figure, 1 is the chassis; 2 is the discharging mechanism; 3 is the moving mechanism; 4 is the lower mold; 5 is the upper mold; 20 is the limiting frame; 21 is the fixing groove; 22 is the fixing frame; 23 is the extrusion frame; 24 is the discharging support frame; 25 is the cylinder; 26 is the limiting plate; 27 is the feeding port; 28 is the extrusion plate; 29 is the discharging port; 201 is the extrusion groove; 202 is the limiting rod; 30 is the moving plate; 31 is the motor; 32 is the moving support frame; 33 is the moving clamping plate; 34 is the threaded rod; 35 is the moving frame; 36 is the positioning frame; 37 is the positioning wheel; 38 is the sliding plate; 39 is the sliding block; 301 is the sliding frame. Detailed implementation mode

[0030] The following is a further detailed description of this application in conjunction with the attached Figure 1 - attached Figure 3 drawings, to further illustrate this application in detail.

[0031] Embodiment

[0032] The plastic packaging box forming machine, referring to Figure 1 and Figure 2 the drawings, includes a chassis 1, a lower mold 4, a moving mechanism 3, an upper mold 5 and a discharging mechanism 2. The lower mold 4 is located at the upper end of the chassis 1. A moving mechanism 3 is fixedly welded on one side of the chassis 1. An upper mold 5 is fixedly installed on one side of the moving mechanism 3. The upper mold 5 can cooperate with the lower mold 4 to form plastic packaging boxes. A plurality of discharging mechanisms 2 are installed at the upper end of the upper mold 5.

[0033] Referring to Figure 2 the drawings, the discharging mechanism 2 includes a limiting frame 20, an extrusion frame 23, a cylinder 25, an extrusion plate 28, a limiting plate 26, a limiting rod 202, an extrusion groove 201, a discharging port 29 and a feeding port 27. The limiting frame 20 is fixedly welded to the upper end of the upper mold 5. An extrusion frame 23 is arranged on one side of the limiting frame 20. The cylinder 25 is located at the upper end of the extrusion frame 23. The output end of the cylinder 25 is fixedly installed with an extrusion plate 28. A limiting plate 26 is fixedly welded to the outer surface of the output end of the cylinder 25. Two limiting rods 202 are fixedly welded inside the extrusion frame 23. The limiting rods 202 can slide on the inner surface of the limiting plate 26. An extrusion groove 201 is opened inside the upper mold 5. The lower inner wall of the extrusion groove 201 is provided with a discharging port 29. The extrusion plate 28 can extrude the raw materials in the extrusion groove 201 and enter the lower mold 4 through the discharging port 29. A feeding port 27 is opened at the upper end of the upper mold 5. The feeding port 27 can be connected to the raw material conveying pipe to facilitate feeding the extrusion groove 201, so as to achieve the purpose that the plastic packaging box forming machine can effectively discharge materials.

[0034] Referring to Figure 1 the drawings, four discharging mechanisms 2 are provided, and the four discharging mechanisms 2 are arranged in a rectangular array, so that the plastic packaging box forming machine can form four plastic packaging boxes at the same time.

[0035] Reference Figure 2 , on one side of the cylinder 25, a discharge support frame 24 is fixedly installed, and the cylinder 25 can be fixed at the upper end of the extrusion frame 23 through the discharge support frame 24.

[0036] Reference Figure 2 , on one side of the limit frame 20, two fixed frames 22 are provided, and two fixed slots 21 are opened on one side of the fixed frame 22. The extrusion frame 23 can be detachably installed on one side of the limit frame 20 through the fixed frame 22 and the fixed slot 21.

[0037] Reference Figure 3 , the moving mechanism 3 includes a moving frame 35, a motor 31, a threaded rod 34, a moving plate 30, a moving clamping plate 33 and a sliding frame 301. A motor 31 is arranged on one side of the moving frame 35, the output end of the motor 31 is installed and connected with a threaded rod 34, the outer surface of the threaded rod 34 is sleeved with a moving plate 30, the moving plate 30 moves along with the rotation of the threaded rod 34, a moving clamping plate 33 is fixedly welded on one side of the moving plate 30, the moving clamping plate 33 can provide a limit for the moving plate 30, a sliding frame 301 is fixedly welded on one side of the moving plate 30, and the sliding frame 301 can drive the upper die 5 to move, so as to realize the purpose that the plastic packaging box forming machine can stably perform extrusion movement.

[0038] Reference Figure 3 , two sliding plates 38 are fixed on one side of the chassis 1, and two sliding blocks 39 are fixedly welded on one side of the upper die 5. The upper die 5 can be effectively slidably limited through the sliding plates 38 and the sliding blocks 39.

[0039] Reference Figure 3 , a moving support frame 32 is installed at the lower end of the motor 31, so that the motor 31 can be fixed on one side of the moving frame 35 through the moving support frame 32.

[0040] Reference Figure 3 , a positioning frame 36 is installed on one side of the moving frame 35 through bolts, a positioning wheel 37 is fixedly installed at the lower end of the threaded rod 34, and the threaded rod 34 can be rotationally limited on the inner surface of the positioning frame 36 through the positioning wheel 37.

[0041] The implementation principle of the embodiment of this application is as follows: Through the discharging mechanism 2, the air cylinder 25 on the extrusion frame 23 on one side of the limit frame 20 is started, so that the air cylinder 25 can drive the extrusion plate 28 through the output end to extrude the raw materials in the extrusion groove 201, and the raw materials can be extruded through the discharge port 29. When the output end of the air cylinder 25 moves, the movement of the output end of the air cylinder 25 can be limited by the limit plate 26 and the limit rod 202. The feed port 27 can be connected to the conveying pipe of the raw materials, so that the raw materials can be added into the extrusion groove 201. The extrusion frame 23 can be disassembled or fixed through the fixing frame 22 and the fixing groove 21, so as to achieve the purpose that the plastic packaging box molding machine can effectively discharge materials;

[0042] Through the moving mechanism 3, the motor 31 on one side of the moving frame 35 is started, so that the output end of the motor 31 can drive the threaded rod 34 to rotate. When the threaded rod 34 rotates, it can be rotationally limited through the positioning frame 36 and the positioning wheel 37, so that the threaded rod 34 can drive the moving plate 30 to move. The moving plate 30 can be slidably limited through the moving clamping plate 33. When the moving plate 30 moves, it can drive the sliding frame 301 to lift and lower. The sliding frame 301 can drive the upper mold 5 to move. When the upper mold 5 moves, it can be slidably limited in cooperation with the sliding plate 38 and the sliding block 39, improving the stability of the upper mold 5 during movement, and thus can cooperate with the lower mold 4 to extrude and form the raw materials, so as to achieve the purpose that the plastic packaging box molding machine can stably perform extrusion and movement.

[0043] The embodiments of this specific implementation manner are all preferred embodiments of this application, and do not limit the protection scope of this application accordingly. The same components are represented by the same reference numerals. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A plastic packaging box forming machine, comprising a base frame (1), characterized in that: The upper end of the chassis (1) is provided with a lower mold (4). One side of the chassis (1) is fixedly provided with a moving mechanism (3). One side of the moving mechanism (3) is fixedly provided with an upper mold (5). The upper end of the upper mold (5) is provided with a plurality of discharging mechanisms (2). The discharging mechanism (2) includes a limiting frame (20). One side of the limiting frame (20) is provided with a pressing frame (23). The upper end of the pressing frame (23) is provided with a cylinder (25). The output end of the cylinder (25) is fixedly provided with a pressing plate (28). The outer surface of the output end of the cylinder (25) is fixedly provided with a limiting plate (26). The upper inner wall and the lower inner wall of the pressing frame (23) are jointly fixedly provided with two limiting rods (202) that cooperate with the limiting plate (26). The inside of the upper mold (5) is provided with a pressing groove (201) that cooperates with the pressing plate (28). The lower inner wall of the pressing groove (201) is provided with a discharging port (29). The upper end of the upper mold (5) is provided with a feeding port (27) that cooperates with the pressing groove (201).

2. The plastic packaging box forming machine according to claim 1, wherein: The moving mechanism (3) includes a moving frame (35). One side of the moving frame (35) is provided with a motor (31). The output end of the motor (31) is fixedly provided with a threaded rod (34). The outer surface of the threaded rod (34) is threadedly sleeved with a moving plate (30). One side of the moving plate (30) is fixedly provided with a moving clamping plate (33). One side of the moving plate (30) is fixedly provided with a sliding frame (301), and the lower end of the sliding frame (301) is fixedly connected to the upper end of the upper mold (5).

3. The plastic packaging box forming machine according to claim 1, characterized in that: There are four discharging mechanisms (2), and the four discharging mechanisms (2) are distributed in a rectangular array at the upper end of the upper mold (5).

4. The plastic packaging box forming machine according to claim 1, characterized in that: One side of each of the four cylinders (25) is fixedly provided with a discharging support frame (24), and the lower ends of the four discharging support frames (24) are respectively fixedly connected to the upper ends of the four pressing frames (23).

5. The plastic packaging box forming machine according to claim 1, wherein: One side of each of the four limiting frames (20) is provided with two fixing frames (22) that respectively cooperate with the four pressing frames (23). Two fixing grooves (21) that respectively cooperate with the four limiting frames (20) are opened on one side of each of the eight fixing frames (22).

6. The plastic packaging box forming machine according to claim 1, characterized in that: Two sliding plates (38) are fixedly provided on one side of the chassis (1). Two sliding blocks (39) that respectively cooperate with the two sliding plates (38) are fixedly provided on one side of the upper mold (5).

7. The plastic packaging box forming machine according to claim 2, characterized in that: The lower end of the motor (31) is provided with a moving support frame (32), and one side of the moving support frame (32) is fixedly connected to one side of the moving frame (35).

8. The plastic packaging box forming machine according to claim 2, characterized in that: One side of the moving frame (35) is fixedly provided with a positioning frame (36). The lower end of the threaded rod (34) is fixedly provided with a positioning wheel (37) that cooperates with the positioning frame (36).

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