CN217754432U - Exhaust mechanism of box supporting packaging machine - Google Patents

Abstract

The utility model discloses an exhaust mechanism of a box supporting packaging machine, which comprises 1 upper pressing block and 2 side pressing blocks, wherein the upper pressing block is fixed at the lower end of a mounting rack, and the back surface of the mounting rack is fixedly connected to an upper knife rest of the packaging machine; the technical scheme includes that a conveying belt transversely arranged passes through a position between an upper tool rest and a lower tool rest of the packaging machine, an upper pressing block is located right above the conveying belt, 2 side pressing blocks are respectively arranged on the front side and the rear side of the conveying belt and are opposite to the upper pressing block, each side pressing block is correspondingly arranged at the front end of a piston rod of an air cylinder, and two air cylinders are fixed on a machine body; meanwhile, two side faces in the advancing direction of the plastic packaging bag are simultaneously provided with a side pressing block, certain extrusion force is applied to the plastic packaging bag from the two side faces, air in the bag is extruded out, and the defect of the traditional packaging structure is avoided.

Description

Exhaust mechanism of box supporting packaging machine

Technical Field

The utility model belongs to the technical field of the domestic fungus equipment for packing, in particular to support box packagine machine's exhaust mechanism.

Background

The support box not only can beautify and protect the product, but also plays a great role in the transportation of the product, has the characteristics of long service life and cyclic utilization, and is widely applied to the electronic industry, the toy industry, the food industry, the science and technology product industry, the cosmetic industry, the health care product industry and the like.

The method is characterized in that a box is widely adopted in edible fungus factory cultivation enterprises to package mushrooms, in order to protect the mushrooms, a layer of plastic protection bag is required to be packaged outside the box, the plastic protection bag is coiled, when the box is used, two ends of the plastic protection bag are opened, the box is sleeved in the plastic protection bag under the action of equipment, two ends of the plastic protection bag are provided with a circle of glue in advance, and when the box is packaged, the box is compressed and cut off through a pair of pressing knives on a box packaging machine;

traditional support box packagine machine lacks exhaust apparatus, and plastic protection bag has certain air to remain in the bag after sealing, leads to the appearance of packing more drum, in the transportation, owing to receive heavily pressing, has the sudden strain of a muscle phenomenon of plastic protection bag, can not be fine protect the domestic fungus.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an exhaust mechanism of a box supporting packaging machine, which adopts the scheme that an upper pressing block is arranged on a frame body of an upper knife rest of the box supporting packaging machine, the upper pressing block moves along with the upper knife rest, and certain extrusion force is applied to a plastic packaging bag from the top;

simultaneously, set up a side briquetting simultaneously in two sides of plastic packaging bag direction of advance, exert certain extrusion force to plastic packaging bag from both sides face, hold in the palm the box bottom and contact with transfer passage's conveyer belt, give certain support from the bottom, the last briquetting of collocation top extrudees the exhaust simultaneously from upper and lower and both sides in other words, extrudees the air in the bag, avoids traditional packaging structure's defect.

The utility model adopts the technical proposal that: an exhaust mechanism of a box packaging machine comprises

1 upper briquetting and 2 side briquetting;

the upper pressing block is fixed at the lower end of the mounting frame, and the back surface of the mounting frame is fixedly connected to an upper knife rest of the packaging machine;

the transversely arranged conveying belt passes through the space between an upper tool rest and a lower tool rest of the packaging machine, and the upper pressing block is positioned right above the conveying belt;

the 2 side pressure blocks are respectively arranged at the front side and the rear side of the conveying belt and are opposite to the upper pressure block;

each side pressing block is correspondingly arranged at the front end of a piston rod of each air cylinder, and the two air cylinders are fixed on the machine body.

Further, the upper pressing block and the side pressing block are both made of foam materials.

Furthermore, the pressing surfaces of the upper pressing block and the side pressing block are provided with concave surfaces with certain curves.

Further, each air cylinder is installed on a transverse reciprocating mechanism, and the transverse reciprocating mechanism drives the air cylinders to transversely move back and forth along the moving direction of the conveying belt.

Further, the transverse reciprocating mechanism comprises a moving block, the moving block is installed at the rear end of the cylinder, a lead screw is in threaded connection with the moving block, two ends of the lead screw are installed on a spiral rack, the spiral rack is fixed on the machine body, and the lead screw is connected with a main shaft of the servo motor.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another view angle of the present invention;

FIG. 3 is a schematic view of the power unit, the upper tool post and the lower tool post;

fig. 4 is a schematic structural view of the lateral reciprocating device of the present invention;

fig. 5 is a side view of the present invention;

wherein:

1-briquetting;

2-side briquetting;

3-a conveyor belt;

4-a power plant;

1-1-mounting rack, 1-2-upper tool rest and 1-3-lower tool rest;

2-1-cylinder, 2-2-horizontal reciprocating moving mechanism;

2-2 a-spiral rack, 2-2 b-servo motor, 2-2 c-moving block and 2-2 d-screw rod;

4 a-driving gear, 4 b-driven gear, 4 c-mounting block, 4 d-intermediate wheel, 4 e-connecting rod and 4 f-sliding column.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 and 2 and fig. 4, an air discharging mechanism of a tray packing machine includes

1 upper pressing block 1 and 2 side pressing blocks 2, wherein the upper pressing block 1 and the side pressing blocks 2 are made of foam materials;

the upper pressing block 1 is fixed at the lower end of the mounting rack 1-1, and the back surface of the mounting rack 1-1 is fixedly connected to an upper knife rest 1-2 of the packaging machine;

the conveying belt 3 which is transversely arranged passes through the space between the upper knife rest 1-2 and the lower knife rest 1-3 of the packing machine, the conveying direction of the conveying belt 3 is vertical to the cutting edges of the upper knife rest 1-2 and the lower knife rest 1-3, and the upper pressing block 1 is positioned right above the conveying belt 3;

the 2 side pressing blocks 2 are respectively arranged at the front side and the rear side of the conveying belt 3 and are opposite to the upper pressing block 1;

each side pressing block 2 is correspondingly arranged at the front end of a piston rod of each air cylinder 2-1, the two air cylinders 2-1 are fixed on a machine body, the machine body belongs to the prior art and is not a necessary technical characteristic, so that the machine body is not shown, the scheme adopts the scheme that an upper pressing block 1 is arranged on a frame body of an upper knife rest 1-2 of a box supporting packaging machine, the upper pressing block 1 moves along with the upper knife rest 1-2, and certain extrusion force is applied to a plastic packaging bag from the top;

simultaneously, set up a side briquetting 2 simultaneously in two sides of plastic packaging bag direction of advance, exert certain extrusion force to the plastic packaging bag from both sides face, hold in the palm the box bottom and contact with transfer passage's conveyer belt 3, give certain support from the bottom, the last briquetting 1 of collocation top is equivalent to carrying out the extrusion exhaust simultaneously from top to bottom and both sides, extrudes the air in the bag, avoids traditional packaging structure's defect.

Because the edible fungi in the tray box are irregular, for better laminating with the edible fungi, the pressing surfaces of the upper pressing block 1 and the side pressing block 2 are provided with concave surfaces with certain curves, and the edible fungi can be avoided by the irregular concave surfaces as far as possible, so that the packaging bag is better laminated with the edible fungi.

The structure is suitable for the situation that the support box stops for a certain time when moving to the position right below the upper pressing block 1, in this situation, the upper tool rest 1-2 moves up and down under the driving of the driving device, the common driving device adopts a crank slider mechanism, the upper tool rest 1-2 drives the upper pressing block 1 to extrude the support box downwards, and meanwhile, the side pressing blocks 2 on the two sides also act together to extrude from the side.

Example 2

In the embodiment 1, because the extrusion exhaust needs to stay for several seconds, the time is long and is also a waste, and the power device 4 of the packaging machine is improved in enterprises, the improved power device 4 is shown in fig. 3:

the power unit 4 includes: the two driving gears 4a are arranged on two sides, the driving gears 4a are connected with a motor spindle, a motor is not shown in the figure, a driven gear 4b meshed with the driving gears 4a is respectively arranged above and below the driving gears 4a in the same side in an inclined mode, the driving gears 4a and the driven gears 4b on the two sides are respectively connected through a shaft, the middle of the shaft of each driving gear 4a is of a disconnected structure, two middle wheels 4d are respectively arranged on two sides of the disconnected part, a connecting shaft offset from the center of each middle wheel 4d is arranged between the two middle wheels 4d and cannot be seen in a view state, a connecting rod 4e is rotatably arranged on the connecting shaft, and the upper end of the connecting rod 4e is hinged with the bottoms of the lower tool rests 1-3;

the two ends of the upper tool rest 1-2 and the lower tool rest 1-3 are respectively provided with a sliding column 4f, the lower end of each sliding column 4f is arranged on the outer side surface of the driven gear 4b through two mounting blocks 4c, each mounting block 4c corresponds to one driven gear 4b, and the mounting blocks 4c are not arranged at the circle center of the driven gear 4b, wherein a structure which enables the sliding columns 4f to always keep a vertical state when the driven gears 4b rotate is arranged inside the mounting blocks 4 c;

the sliding column 4f moves up and down and drives the upper tool rest 1-2 to move together to realize the cutting-off operation, the lower tool rest 1-3 slides on the sliding column 4f, the structure is shown in the middle cutting part of figure 5, the power of the lower tool rest 1-3 is driven by the connecting rod 4e and is also a crank sliding block mechanism;

the driving device can move in a certain width, and the upper pressing block 1 can move together with the driving device to realize downward pressing and exhausting, so that the support box on the conveying belt 3 can be stopped during exhausting, and the efficiency is improved.

To accommodate this, each of the air cylinders 2-1 is mounted on a traverse mechanism 2-2, and the traverse mechanism 2-2 drives the air cylinder 2-1 to traverse back and forth in the moving direction of the conveyor belt 3.

Referring to fig. 4, the transverse reciprocating mechanism 2-2 includes a moving block 2-2c, the moving block 2-2c is installed at the rear end of the cylinder 2-1, a lead screw 2-2d is spirally connected with the moving block 2-2c, two ends of the lead screw 2-2d are installed on a spiral rack 2-2a, the spiral rack 2-2a is fixed on the machine body, the lead screw 2-2d is connected with a main shaft of the servo motor 2-2b, the servo motor 2-2b rotates forward and backward to drive the lead screw 2-2d to rotate forward and backward to drive the moving block 2-2c to transversely reciprocate, in order to achieve fast backward movement, the servo motor 2-2b is set to have two different rotating speeds during forward and backward rotation, the rotating speed is slow during exhaust, the speed is fast during return, time is further saved, and the moving speed of the moving block 2-2c is certainly consistent with the moving speed of the upper press block 1 as much as possible.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments using the above disclosed technical content without departing from the technical scope of the present invention, but all modifications, changes and modifications of the above embodiments, which are introduced and changed equivalently, by the technical spirit of the present invention, still belong to the technical scope of the present invention.

Claims (5)

1. An exhaust mechanism of a box supporting and packaging machine is characterized by comprising

1 upper pressing block (1) and 2 side pressing blocks (2);

the upper pressing block (1) is fixed at the lower end of the mounting rack (1-1), and the back surface of the mounting rack (1-1) is fixedly connected to an upper knife rest (1-2) of the packaging machine;

a conveying belt (3) which is transversely arranged passes through the space between an upper knife rest (1-2) and a lower knife rest (1-3) of the packaging machine, and an upper pressing block (1) is positioned right above the conveying belt (3);

the 2 side pressing blocks (2) are respectively arranged at the front side and the rear side of the conveying belt (3) and are opposite to the upper pressing block (1);

each side pressing block (2) is correspondingly arranged at the front end of a piston rod of each air cylinder (2-1), and the two air cylinders (2-1) are fixed on the machine body.

2. The venting mechanism of a carton packaging machine according to claim 1, wherein the upper pressing block (1) and the side pressing block (2) are both made of foam.

3. The venting mechanism of a tray packing machine according to claim 1, wherein the pressing surfaces of the upper pressing block (1) and the side pressing block (2) are provided with a concave surface with a certain curve.

4. The air exhausting mechanism of a tray packing machine according to claim 1, wherein each air cylinder (2-1) is mounted on a traverse moving mechanism (2-2), and the traverse moving mechanism (2-2) drives the air cylinder (2-1) to traverse back and forth along the moving direction of the conveying belt (3).

5. The exhaust mechanism of the tray packing machine as claimed in claim 4, wherein the transverse reciprocating mechanism (2-2) comprises a moving block (2-2 c), the moving block (2-2 c) is installed at the rear end of the cylinder (2-1), a screw rod (2-2 d) is spirally connected with the moving block (2-2 c), two ends of the screw rod (2-2 d) are installed on a spiral rack (2-2 a), the spiral rack (2-2 a) is fixed on the machine body, and the screw rod (2-2 d) is connected with a main shaft of a servo motor (2-2 b).

Images