CN219172741U - Plastic packaging machine with weighing function - Google Patents

Abstract

The utility model relates to the technical field of plastic packaging machines, and discloses a plastic packaging machine with weighing function, which comprises: the upper rack is arranged at the top of the lower rack; the heating device is arranged at one side of the lower rack; the weighing device is arranged at one side of the heating device; the transmission device is arranged at one side of the heating device and is close to the front of the weighing device; the inner surface of upper frame is close to heating device's one side is installed and is flattened the subassembly, flattening the subassembly and include: the fixed plate is arranged on the inner surface of the upper frame and is close to the upper part of the heating device; the cylinder is arranged at the bottom of the fixed plate; through the internal surface mounting fixed plate that is close to heating device at last frame, install the cylinder in the bottom of fixed plate, install the top board at the output of cylinder, both ends symmetry installation side board around the bottom of top board to reach the film to packing carton upper surface and left and right sides and flatten, the effect of whole effect is more comprehensive.

Description

Plastic packaging machine with weighing function

Technical Field

The utility model relates to the technical field of plastic packaging machines, in particular to a plastic packaging machine with weighing function.

Background

The plastic packaging treatment is to adhere the sealed articles into the plastic film by the processing of a laminator by using a polyester film coated with hot melt adhesive, and the processing process is carried out under a certain pressure and high temperature, and the high-quality polyester film and the hot melt adhesive with good perspective are adopted. Therefore, the molded articles can be prevented from being damaged at normal temperature, and the visual effect of the articles is improved. In the process, the quality of the technical performance of the laminator is an important factor for ensuring the quality of plastic packaging.

In industrial production, the packaging box is mainly used for plastic packaging of the packaging box, firstly, the packaging box is adhered in a plastic film, then, the packaging box wrapped with the plastic film is input into a heating box from a conveying belt, the packaging box is output along the conveying belt at the other side after being heated by the heating box, however, the automatic plastic packaging mode usually does not have a mechanism for flattening the plastic film, the surface of the processed packaging box is easy to generate air saturation wrinkles, the plastic packaging quality is affected, even repeated plastic packaging is needed, the plastic packaging efficiency is greatly reduced, waste is generated, the production cost is increased, the crease-resistant plastic packaging machine comprises a workbench, the heating box is fixedly arranged at the top of the workbench, a first conveying belt is fixedly arranged at one side of the workbench, the fixed second conveyer belt that is provided with of opposite side of workstation, the inside bottom activity of heating cabinet is provided with a plurality of conveying rollers, and the surface slip of heating cabinet is provided with the motor, the output shaft of motor is connected with the axostylus axostyle that runs through to the heating cabinet inside through belt drive, the spout has been seted up in the lateral wall that the heating cabinet is located the outside of axostylus axostyle, the fixed sleeve that is provided with of surface of axostylus axostyle, telescopic fixed surface is provided with a plurality of flat boards of pacifying, pacify the fixed sponge brush that is provided with of one end of flat board, pacify the sponge brush of flat board surface respectively endless and smooth the film of packing carton surface, afterwards to the production of fold and bubble that reduces that the packing carton surface film was heated back can be very big, the plastic envelope quality of packing carton has been improved, thereby production efficiency has been improved.

It is known from the above that when the packing box is conveyed to the inlet of the heating box, the motor drives the shaft rod to rotate through the belt, the shaft rod drives the sleeve and the smoothing plate to synchronously rotate, when one smoothing plate falls to the bottommost end, the sponge brushes are in contact with the outer surface of the packing box, at the moment, the packing box moves forwards at a uniform speed, so that the sponge brushes on the outer surface of the smoothing plate respectively circulate to smooth the film on the outer surface of the packing box, after that, the film on the outer surface of the packing box is heated, wrinkles and bubbles can be greatly reduced, the plastic packaging quality of the packing box is improved, but the sponge brushes on the smoothing plate only smooth the film on the upper surface of the packing box, the left side and the right side cannot smooth the film, and the smoothing effect on the whole film of the packing box is limited.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a plastic packaging machine with weighing, which solves the problems that a sponge brush on a flattening plate can only smooth a film on the upper surface of a packaging box, the left side and the right side can not smooth the film, and the flattening effect on the whole film of the packaging box is limited by installing a flattening assembly on the inner surface of an upper frame.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a tape-weighing plastic packaging machine comprising:

the upper rack is arranged at the top of the lower rack;

the heating device is arranged at one side of the lower rack;

the weighing device is arranged at one side of the heating device;

the inner surface of upper frame is close to heating device's one side is installed and is flattened the subassembly, flattening the subassembly and include:

the fixed plate is arranged on the inner surface of the upper frame and is close to the upper part of the heating device;

the cylinder is arranged at the bottom of the fixed plate;

the upper pressing plate is arranged at the output end of the air cylinder;

and the side pressing plates are symmetrically arranged at the front end and the rear end of the bottom of the upper pressing plate.

Preferably, at least two rolling assemblies are symmetrically installed on the inner sides of the two side pressing plates, and each rolling assembly comprises:

the empty slots are symmetrically arranged on the inner surface of the side pressure plate;

the connecting shaft is rotationally connected with the side pressure plate through the empty groove;

and the roller is arranged on the outer surface of the connecting shaft.

Preferably, an adjusting assembly is mounted on the front surface of the upper pressing plate, and the adjusting assembly comprises:

the screw rod penetrates through the front surface and the rear surface of the upper pressing plate;

the sliding blocks are symmetrically connected to the screw rod in a threaded mode, and the tops of the two sliding blocks are respectively connected with the two side pressure plates;

and the hand rocker is arranged at one end of the screw rod.

Preferably, the roller is made of rubber.

Preferably, the fixing plate is connected with the upper frame through bolts.

Preferably, the sliding block is welded with the side pressure plate.

(III) beneficial effects

Compared with the prior art, the utility model provides a plastic packaging machine with weighing function, which has the following beneficial effects:

1. this plastic envelope machine of weighing through the interior surface mounting fixed plate that is close to heating device at last frame, installs the cylinder in the bottom of fixed plate, installs the top board at the output of cylinder, both ends symmetry installation side clamp plate around the bottom of top board to reach the film to packing carton upper surface and left and right sides and flatten, the effect of overall effect is more comprehensive.

2. This plastic envelope machine of weighing through having seted up an empty slot at least at the internal surface of side pressure board, and the connecting axle passes through empty slot and side pressure board to be rotated and be connected, installs the gyro wheel on the connecting axle to reach the effect of being convenient for remove when packing carton to side pressure board by flattening the in-process.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of an adjustment assembly according to the present utility model;

fig. 4 is an enlarged schematic view of a portion a in the present utility model.

In the figure: 1. a lower frame; 2. an upper frame; 3. a weighing device; 4. a heating device; 5. a flattening assembly; 51. an upper press plate; 52. a side pressure plate; 53. a cylinder; 54. a fixing plate; 6. a rolling assembly; 61. a hollow groove; 62. a connecting shaft; 63. a roller; 7. an adjustment assembly; 71. a screw rod; 72. a slide block; 73. and a hand rocker.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

A tape-weighing plastic packaging machine comprising:

the upper rack 2 is arranged at the top of the lower rack 1;

a heating device 4 arranged at one side of the lower frame 1;

a weighing device 3 arranged at one side of the heating device 4;

a flattening assembly 5 is installed on one side of the inner surface of the upper frame 2, which is close to the heating device 4, and the flattening assembly 5 comprises:

a fixing plate 54 mounted on the inner surface of the upper frame 2 near the upper side of the heating device 4;

a cylinder 53 mounted to the bottom of the fixing plate 54;

an upper pressure plate 51 mounted on the output end of the cylinder 53;

side pressure plates 52 are symmetrically installed at the front and rear ends of the bottom of the upper pressure plate 51.

Referring to fig. 1-4, when the packaging box is used, the packaging box is placed in the conveying equipment and moved to the laminating equipment, so that the whole packaging box is conveyed into the plastic film, the two ends of the plastic film are sealed through the hot cutting equipment, then the packaging box is conveyed to the flattening assembly 5, before passing through the flattening assembly 5, the air is filled into the air cylinder 53 through the connecting pipe to adjust the height of the packaging box, the output end of the air cylinder 53 drives the upper pressing plate 51 connected with the packaging box to stretch, the bottom of the upper pressing plate 51 just contacts with the upper surface of the packaging box, at the moment, the two side pressing plates 52 just contact with the two sides of the packaging box, after adjustment, the packaging box wrapped with the plastic film is flattened on the upper surface and the left and right sides of the packaging box through the upper pressing plate 51 and the side pressing plates 52, bubbles or wrinkles are reduced to a greater extent, the effect of plastic packaging is increased, after passing through the flattening assembly 5, the plastic film is melted and the packaging box is pasted by the heating device 4, after the packaging box is transported to the weighing device 3, if the weight does not reach the number set by the system, the packaging box is pushed aside and then assembled again.

Example two

On the basis of the first embodiment, a rolling assembly 6 is added, so that the sliding effect of the packing box on the inner surface of the side pressing plate is facilitated.

At least two rolling assemblies 6 are symmetrically installed at the inner sides of the two side pressure plates 52, and the rolling assemblies 6 include: the empty slots 61 are symmetrically arranged on the inner surface of the side pressure plate 52; a connecting shaft 62 rotatably connected to the side pressure plate 52 through the hollow 61; a roller 63 mounted on an outer surface of the connection shaft 62; the roller 63 is made of rubber.

Referring to fig. 1 to 4, a hollow groove 61 is formed in the inner surface of the side pressure plate 52, a roller 63 on a connecting shaft 62 rotates in the side pressure plate 52 through the hollow groove 61, when the packing box moves to the side pressure plate 52, the front side and the rear side of the packing box are contacted with the inner surface of the side pressure plate 52, the packing box moves forward, the roller 63 rotating in the side pressure plate 52 is contacted with the packing box in the process, the roller 63 rolls along with the moving direction of the packing box, and the stopping or clamping effect caused by the friction force between the plastic film and the side pressure plate 52 in the moving process of the packing box is avoided; the roller 63 is made of rubber, so that damage to the plastic film on the surface of the packaging box can be avoided.

Example III

On the basis of the first embodiment, an adjusting assembly 7 is added, and the flattening distance is acted according to the width of the packaging box.

The front surface of the upper platen 51 is provided with an adjusting assembly 7, and the adjusting assembly 7 includes: a screw 71 penetrating the front and rear surfaces of the upper platen 51; the sliding blocks 72 are symmetrically connected to the screw rods 71 in a threaded manner, and the tops of the two sliding blocks 72 are respectively connected with the two side pressure plates 52; a hand rocker 73 is mounted on one end of the screw 71.

Referring to fig. 1-4, a person can drive the connected screw rod 81 to rotate by rotating the hand rocker 73 to drive the two sliding blocks 72 on the screw rod 71 to move in opposite directions, the two side pressure plates 52 connected with the top of the sliding blocks 72 move along with the screw rod, the positions of the two side pressure plates 52 are adjusted to be in contact with a packing box according to different widths of the packing box, plastic films wrapped by different packing boxes are flattened conveniently, the application range is wider, and the application is stronger.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A tape-weighing plastic packaging machine comprising:

the device comprises a lower rack (1), wherein an upper rack (2) is arranged at the top of the lower rack (1);

the heating device (4) is arranged at one side of the lower rack (1);

the weighing device (3) is arranged at one side of the heating device (4);

the method is characterized in that: a flattening component (5) is arranged on one side, close to the heating device (4), of the inner surface of the upper frame (2), and the flattening component (5) comprises:

a fixing plate (54) which is arranged on the inner surface of the upper frame (2) and is close to the upper part of the heating device (4);

a cylinder (53) mounted to the bottom of the fixing plate (54);

an upper pressure plate (51) mounted at the output end of the cylinder (53);

and side pressing plates (52) symmetrically arranged at the front end and the rear end of the bottom of the upper pressing plate (51).

2. The plastic packaging machine with weighing function according to claim 1, wherein: at least two rolling assemblies (6) are symmetrically arranged on the inner sides of the two side pressure plates (52), and the rolling assemblies (6) comprise:

the empty slots (61) are symmetrically arranged on the inner surface of the side pressure plate (52);

a connecting shaft (62) rotatably connected to the side pressure plate (52) through the hollow groove (61);

and a roller (63) mounted on the outer surface of the connecting shaft (62).

3. The plastic packaging machine with weighing function according to claim 1, wherein: the front surface of the upper pressing plate (51) is provided with an adjusting assembly (7), and the adjusting assembly (7) comprises:

a screw rod (71) penetrating the front and rear surfaces of the upper platen (51);

the sliding blocks (72) are symmetrically connected to the screw rods (71) in a threaded mode, and the tops of the two sliding blocks (72) are respectively connected with the two side pressure plates (52);

and a hand rocker (73) mounted on one end of the screw rod (71).

4. The plastic packaging machine with weighing function according to claim 2, wherein: the roller (63) is made of rubber.

5. The plastic packaging machine with weighing function according to claim 1, wherein: the fixing plate (54) is connected with the upper frame (2) through bolts.

6. A tape-weighing plastic packaging machine as claimed in claim 3, wherein: the slide block (72) is welded with the side pressure plate (52).

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