Packaging machine for production of preservation box

Abstract

The utility model provides a packing machine for producing preservation boxes, which belongs to the technical field of packing machines and comprises a frame, a supporting seat, a machine body fixed on one side of the top end of the frame and mounted at the top end of the supporting seat, a push plate mounted at the bottom end of the machine body, and a pneumatic telescopic rod rotatably connected with the machine body and rotatably connected with one side of a rocker arm. The ejection structure comprises a pneumatic push rod fixed to the bottom end of the movable frame, an inner housing fixed to the bottom end of the top plate and a transmission assembly installed at the bottom end of the top plate. In the utility model, the pneumatic push rod pushes the plurality of groups of moving rods to move rightwards, so that the transmission arm pushes the top plate to eject out the packaging box in the placing groove so as to take out the packaging box, thereby realizing the automatic ejection function of the device, quickly and accurately ejecting out the preservation box from the placing groove, reducing the time and labor force for manually taking out the box, and improving the production efficiency. Therefore, the overall production efficiency is improved, and meanwhile, the preservation box is prevented from being damaged due to clamping stagnation and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing machine technical field, concretely relates to a packing machine for fresh -keeping box production. BACKGROUND

[0002] The packing machine for fresh -keeping box production is the equipment that is born to modern consumption market rapid development and product packing requirement increasingly enhances trend, realizes the full automation of fresh -keeping box packing process, it is mainly used in food, medicine etc. Need high degree clean and safe guarantee industry, effectively insulate outside pollution, ensure the health and safety of product.

[0003] A Chinese patent with publication number 201922207413.8 discloses a packing machine for fresh -keeping box production, including device main body, the lower part of device main body is provided with processing frame, the inside of processing frame is provided with placing groove, the upper part of support rod is provided with connecting rod, the outside of connecting rod is provided with mounting roller shaft, the other end of processing frame is installed with collection roller shaft. The device is reasonable in design, the second fixed rod is welded with the first fixed rod and the placing groove, and the second sliding rod and the first sliding rod at the corresponding two ends are slidingly operated. This way, only a small position needs to be adjusted to change the size of the placed fresh -keeping box, making it applicable to a wide range. Different packing machines do not need to be configured according to each size of the fresh -keeping box. The inner rod is rotatably connected to the rotating shaft through a rotating block. The end that is not fixed can be lifted for installing the packaging film. This design effectively saves capital investment and is convenient to operate.

[0004] The above-mentioned patent still has the following defects: it is inconvenient to take out the fresh -keeping box. After the device is packaged, part of the packaging box is easy to be stuck in the material groove and difficult to be taken out, which not only reduces the production efficiency, but also increases the labor cost, and even may cause the fresh -keeping box to be damaged during taking out, affecting the product quality. UTILITY MODEL CONTENTS

[0005] The utility model provides a packing machine for fresh -keeping box production solves the problem that the prior art has.

[0006] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0007] The embodiment of the utility model provides a packing machine for fresh -keeping box production, which comprises a rack, and further comprises:

[0008] The support seat is fixed on one side of the top end of the rack, and a machine body is installed at the top end of the support seat, a push plate is installed at the bottom end of the machine body, and a hot pressing plate is installed at the bottom end of the push plate.

[0009] A winding roller is arranged at the top end of one side of the support base, and one side of the top end of the winding roller is provided with a rocker arm rotationally connected with the machine body, and one side of the rocker arm is rotationally connected with a pressing roller, and one side of the rocker arm is rotationally connected with a pneumatic telescopic rod rotationally connected with the machine body.

[0010] A waste roller is arranged at the top end of the other side of the support base, and the waste roller and one side of the winding roller are both provided with a driving motor.

[0011] Sliding rails are fixed at the top end of both sides of the rack, and the top end of the sliding rail is slidingly connected with a sliding groove.

[0012] A moving frame is fixed at the top end of both sides of the sliding groove, and the inside of the moving frame is provided with a placing groove, and the bottom end of the moving frame is provided with an electric sliding table connected with the rack.

[0013] An ejection structure is arranged in the inside of the bottom end of the moving frame, wherein the ejection structure comprises a pneumatic push rod fixed at the bottom end of the moving frame, a top plate slidingly connected in the inside of the moving frame, an inner cover fixed at the bottom end of the top plate, and a transmission assembly arranged at the bottom end of the top plate.

[0014] A tensioning structure is arranged at both sides of the inside of the support base, for tensioning the packaging film.

[0015] Through the above technical scheme, the driving motor is used to drive the waste roller or the winding roller to rotate, to wind or unwind the packaging film and the waste film, the electric sliding table is used to drive the moving frame to move to move the packaging box to the bottom of the hot press plate, the film is pressed and fixed on the surface of the packaging box by the hot press plate, and the packaging box is pushed out of the inside of the placing groove by the ejection structure.

[0016] Further, the transmission assembly comprises a connecting rod fixed at the telescopic end of the pneumatic push rod, a guide groove arranged at the bottom end of the placing groove, a moving rod slidingly connected in the inside of the guide groove and connected with the connecting rod, and a transmission arm rotationally connected at the top end of the moving rod and connected with the top plate.

[0017] Through the above technical scheme, the pneumatic push rod is used to push a plurality of moving rods to the right, so that the transmission arm pushes the top plate to eject the packaging box in the inside of the placing groove, so as to take out the packaging box.

[0018] Further, the cover and the moving frame are slidingly connected, and the top plate and the placing groove are located on the same vertical center line.

[0019] Through the above technical scheme, the cover guides the top plate, so that the top plate always maintains linear motion.

[0020] Further, the pneumatic push rod is provided with two groups, and the two groups of pneumatic push rods are symmetrically distributed on the vertical center line of the moving frame.

[0021] Through the technical scheme, the moving frame is balanced in force and is not easy to incline and shake through the left and right groups of pneumatic push rods.

[0022] Further, the tensioning structure comprises a guide rod fixed inside the support base, a sliding sleeve slidingly connected outside the guide rod, a connecting frame fixed outside the sliding sleeve, a return spring installed at the bottom end of the connecting frame and connected with the support base, and a tensioning roller rotationally connected at one side of the connecting frame.

[0023] Through the technical scheme, the tensioning roller is pulled down by the film to reduce the tension of the film, the connecting frame is pushed up by the return spring to increase the tension of the film and make the film tightly adhere to the bottom of the hot press plate.

[0024] Further, when the tensioning roller moves to the top of the support base, the return spring is in a natural state, and the guide rods are symmetrically distributed on the vertical center line of the tensioning roller.

[0025] Through the technical scheme, the return spring provides power for the movement of the tensioning roller to facilitate the up-and-down movement of the tensioning roller.

[0026] The above scheme of the utility model has at least the following beneficial effects:

[0027] The utility model discloses a device for automatically ejecting packaging boxes, which comprises a base, a plurality of moving rods arranged on the base, a plurality of pneumatic push rods arranged on the moving rods, a transmission arm arranged on the base and connected with the moving rods, a top plate arranged on the transmission arm, and a plurality of placing grooves arranged on the base and connected with the top plate.

[0028] The utility model discloses a device for tensioning packaging film, which comprises a support base, a connecting frame arranged on the support base, a tensioning roller rotationally connected at one side of the connecting frame, and a return spring arranged on the connecting frame and connected with the support base. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is one of structural schematic diagrams of the utility model;

[0030] Figure 2 It is the second structural schematic diagram of the utility model;

[0031] Figure 3 It is a three-dimensional structural schematic diagram of the moving frame provided by the utility model;

[0032] Figure 4 It is a three-dimensional sectional structural schematic diagram of the ejection structure provided by the utility model;

[0033] Figure 5 The tensioning structure three-dimensional section structure schematic view is provided.

[0034] Mark explanation:

[0035] 1, rack; 2, winding roller; 3, pressing roller; 4, rocker arm; 5, pneumatic telescopic rod; 6, machine body; 7, waste roller; 8, tensioning structure; 801, guide rod; 802, connecting frame; 803, reset spring; 804, sliding sleeve; 805, tensioning roller; 9, ejection structure; 901, guide groove; 902, moving rod; 903, transmission arm; 904, top plate; 905, cover; 906, connecting rod; 907, pneumatic push rod; 10, push plate; 11, moving frame; 12, placing groove; 13, sliding groove; 14, electric sliding table; 15, hot press plate; 16, sliding rail; 17, support seat; 18, drive motor. DETAILED DESCRIPTION

[0036] Exemplary embodiments of the present application will be described herein below with reference to the accompanying drawings. While exemplary embodiments of the present application are shown in the drawings, it is understood that the present application can be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the present application to those skilled in the art.

[0037] As Figures 1 to 5 shown, the embodiment of the present application provides a packaging machine for fresh-keeping box production, which comprises a rack 1 and further comprises:

[0038] The support seat 17 is fixed on one side of the top end of the rack 1, and the top end of the support seat 17 is provided with the machine body 6, the bottom end of the machine body 6 is provided with the push plate 10, and the bottom end of the push plate 10 is provided with the hot press plate 15;

[0039] The winding roller 2 is installed on the top end of one side of the support seat 17, and the winding roller 2 is provided with the rocker arm 4 rotatably connected with the machine body 6 on one side of the top end, and the rocker arm 4 is rotatably connected with the pressing roller 3 on one side, and the rocker arm 4 is rotatably connected with the pneumatic telescopic rod 5 rotatably connected with the machine body 6 on one side;

[0040] The waste roller 7 is installed on the top end of the other side of the support seat 17, and the waste roller 7 and one side of the winding roller 2 are both provided with the drive motor 18;

[0041] The sliding rail 16 is fixed on both sides of the top end of the rack 1, and the top end of the sliding rail 16 is slidably connected with the sliding groove 13;

[0042] The mobile frame 11 is fixed at both sides of the top end of the sliding groove 13, and the inside of the mobile frame 11 is provided with a placing groove 12, and the bottom end of the mobile frame 11 is provided with an electric sliding table 14 connected with the rack 1;

[0043] The ejection structure 9 is arranged in the inside of the bottom end of the mobile frame 11, wherein the ejection structure 9 comprises a pneumatic push rod 907 fixed at the bottom end of the mobile frame 11, a top plate 904 slidingly connected in the inside of the mobile frame 11, an inner cover 905 fixed at the bottom end of the top plate 904 and a transmission assembly installed at the bottom end of the top plate 904.

[0044] The tensioning structure 8 is arranged at both sides in the inside of the support seat 17 and is used for tensioning the packaging film.

[0045] In the embodiment of the utility model, the device is placed at the use position, the packaging film is installed outside the winding roller 2, and the packaging film is moved to the bottom of the hot pressing plate 15 through the tensioning structure 8, then the film is wound outside the waste roller 7, the film is tensioned through the tensioning structure 8, the film is kept in a tight state, simultaneously, the driving motor 18 is used to drive the waste roller 7 or the winding roller 2 to rotate, the packaging film is wound and unwound, the packaging box is placed in the inside of the placing groove 12, the electric sliding table 14 drives the mobile frame 11 to move and moves the packaging box to the bottom of the hot pressing plate 15, simultaneously, the sliding groove 13 slides on the surface of the sliding rail 16 and guides the movement of the mobile frame 11, the push plate 10 is driven to move down through the hydraulic cylinder in the machine body 6, the hot pressing plate 15 presses and fixes the film on the surface of the packaging box, after completing the packaging, the electric sliding table 14 drives the mobile frame 11 to reset, and the packaging box is driven to leave the inside of the placing groove 12 by the ejection structure 9.

[0046] As shown in Figures 3 to 4 The transmission assembly comprises a connecting rod 906 fixed at the telescopic end of the pneumatic push rod 907, a guide groove 901 installed at the bottom end of the placing groove 12, a moving rod 902 slidingly connected in the inside of the guide groove 901 and connected with the connecting rod 906, a transmission arm 903 rotationally connected at the top end of the moving rod 902 and connected with the top plate 904, the cover 905 and the mobile frame 11 are slidingly connected, the top plate 904 and the placing groove 12 are located on the same vertical center line, the pneumatic push rod 907 is provided with two groups, and the two groups of pneumatic push rods 907 are symmetrically distributed on the vertical center line of the mobile frame 11.

[0047] In the embodiment of the utility model, through starting pneumatic push rod 907 to stretch, make pneumatic push rod 907 push connecting rod 906 move, and make connecting rod 906 drive multiple groups of moving rod 902 to move right simultaneously, moving rod 902 passes through transmission arm 903 and promotes top plate 904 to move up, make top plate 904 enter the inside of placing groove 12, and promote the packing box in the inside of placing groove 12 and eject, make it leave the inside of placing groove 12, so as to take out packing box, through the cover 905 to the orientation of top plate 904, make top plate 904 always maintain linear motion, through the orientation of guiding groove 901 to the movement of moving rod 902, reduce the shake of moving rod 902 in the process of moving and prevent jam.

[0048] As Figure 5 The tensioning structure 8 includes a guide rod 801 fixed inside the support seat 17, a sliding sleeve 804 slidingly connected outside the guide rod 801, a connecting frame 802 fixed outside the sliding sleeve 804, a reset spring 803 installed at the bottom end of the connecting frame 802 and connected with the support seat 17, and a tensioning roller 805 rotationally connected to one side of the connecting frame 802. When the tensioning roller 805 moves to the top of the support seat 17, the reset spring 803 is in a natural state, and the guide rod 801 is symmetrically distributed on the vertical center line of the tensioning roller 805.

[0049] In the embodiment of the utility model, when the hot press plate 15 pushes the film to move down for pressing, the film pulls the tensioning roller 805 to move down, so that the tensioning roller 805 passes through the connecting frame 802 to extrude the reset spring 803 to shrink, and the tension of the film is adjusted. When the hot press plate 15 moves up, the compressed reset spring 803 pushes the connecting frame 802 to move up, so that the tensioning roller 805 pulls the film to move up and tightly adhere to the bottom of the hot press plate 15, for the next use. The sliding sleeve 804 slides on the surface of the guide rod 801 to limit the position and movement path of the tensioning roller 805.

[0050] The above is the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the technical field, without departing from the principle of the utility model, some improvements and refinements can be made, and these improvements and refinements should be considered as the protection scope of the utility model.

Claims

1. A packaging machine for the production of crisper boxes, comprising a frame (1), characterized in that, Also include: Support seat (17) is fixed in the top of the rack (1) one side, and the top of the support seat (17) is installed in the body (6), the bottom of the body (6) is installed in the push plate (10), and the bottom of the push plate (10) is installed in the hot pressing plate (15); Roller (2) is installed in the top of the support seat (17) one side, and the top of the roller (2) is provided with a rocker arm (4) connected with the body (6), and the rocker arm (4) is rotatably connected with the pressing roller (3), and the rocker arm (4) is rotatably connected with the pneumatic telescopic rod (5) connected with the body (6); Waste roller (7) is installed in the top of the support seat (17) on the other side, and the waste roller (7) is installed with a drive motor (18) on one side of the winding roller (2); Slide rail (16) is fixed on both sides of the top of the rack (1), and the top of the slide rail (16) is slidably connected with the slide groove (13); Moving frame (11) is fixed on both sides of the top of the slide groove (13), and the inside of the moving frame (11) is provided with a placing groove (12), and the bottom of the moving frame (11) is provided with an electric sliding table (14) connected with the rack (1); Ejection structure (9) is arranged in the inside of the bottom of the moving frame (11), wherein the ejection structure (9) comprises a pneumatic push rod (907) fixed in the bottom of the moving frame (11), a top plate (904) slidably connected in the inside of the moving frame (11), an internal cover (905) fixed in the bottom of the top plate (904), and a transmission assembly installed in the bottom of the top plate (904); Tensioning structure (8) is arranged on both sides of the inside of the support seat (17), which is used for tensioning the packaging film.

2. A packaging machine for the production of crisper boxes according to claim 1, characterized in that, The transmission assembly comprises a connecting rod (906) fixed at the telescopic end of the pneumatic push rod (907), a guide groove (901) installed at the bottom of the placing groove (12), a moving rod (902) slidably connected in the guide groove (901) and connected with the connecting rod (906), and a transmission arm (903) rotatably connected at the top of the moving rod (902) and connected with the top plate (904).

3. A packaging machine for the production of crisper boxes according to claim 2, characterized in that, The cover (905) and the moving frame (11) are slidably connected, and the top plate (904) and the placing groove (12) are located on the same vertical center line.

4. The packing machine for the production of crisper boxes according to claim 2, characterized in that, The pneumatic push rod (907) is provided with two groups, and the two groups of pneumatic push rod (907) are symmetrically distributed on the vertical center line of the moving frame (11).

5. The packaging machine for the production of crisper boxes according to claim 1, characterized in that, The tensioning structure (8) comprises a guide rod (801) fixed in the inside of the support seat (17), a sliding sleeve (804) slidably connected on the outside of the guide rod (801), a connecting frame (802) fixed on the outside of the sliding sleeve (804), a reset spring (803) installed at the bottom of the connecting frame (802) and connected with the support seat (17), and a tensioning roller (805) rotatably connected on one side of the connecting frame (802).

6. A packaging machine for the production of crisper boxes according to claim 5, characterized in that, When the tensioning roller (805) moves to the top of the support seat (17), the reset spring (803) is in a natural state, and the guide rod (801) is symmetrically distributed on the vertical center line of the tensioning roller (805).

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