Stackable drying device for plastic packaging box production

Abstract

The utility model discloses a stackable drying device for plastic packaging box production, which comprises a drying box, one side of the drying box is provided with a heat removal box, the heat removal box is communicated with the drying box, the other side of the drying box is provided with an electromagnetic door, through holes are uniformly formed in the electromagnetic door, and the through holes are communicated with the heat removal box. A servo motor is installed at the bottom end of the side, away from the heat removal box and the electromagnetic door, of the drying box, a main rotating shaft is installed at one end of the servo motor, and one end of the main rotating shaft extends into the drying box. Synchronous rotation of the upper storage assembly and the lower storage assembly is achieved under the action of the belt pulley and the belt, meanwhile, the U-shaped limiting rod and the U-shaped connecting rod are matched, so that the top end of a packaging box is intercepted, the packaging box is prevented from falling off in the overturning process, and the packaging box is prevented from falling off through the uniform-speed rotation action of the storage assemblies. All the faces of the packaging box are evenly heated, and the drying effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging box drying, in particular to a drying device for producing stackable plastic packaging boxes. Background Art

[0002] With the continuous development of society, plastic packaging boxes are made of plastic as raw materials and are used to produce various packaging boxes for daily necessities. They are widely used in daily life and industrial production. In the production process of plastic packaging boxes, it is necessary to dry the packaging boxes after production so that they can be put into use;

[0003] Chinese patent authorization announcement number CN216482089U discloses a drying device for the production of plastic packaging boxes, including a shell, a support plate fixedly connected between the inner walls of both sides of the shell, two connecting rods movably connected to the upper surface of the support plate, a slide groove is provided on the upper surface of the support plate, a slide is movably connected in the slide groove, and a flap is movably connected between the inner walls of both sides of the slide. The utility model is convenient for flipping the plastic packaging box, that is, the other sides of the box can be heated and dried to ensure the uniformity of heating the plastic packaging box, thereby thoroughly drying the plastic packaging box. The above-mentioned prior art scheme has the following shortcomings: the device mainly drives the flap to flip through the action of the electric telescopic rod, thereby realizing the rotation of the packaging box, but because the packaging box is transported on the conveyor belt, when the device is flipping, it can only be flipped one by one, with a general flipping efficiency, and when the flap is flipped, due to the obstruction of the flap, the packaging box cannot move forward, thereby further affecting the flipping and drying effect of the next packaging box, so there is a certain room for improvement. Utility Model Content

[0004] The utility model aims to provide a drying device for producing stackable plastic packaging boxes, so as to solve the problem that it is difficult to synchronously turn over and dry the existing plastic packaging boxes mentioned in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying device for producing stackable plastic packaging boxes, comprising a drying box, a heat exhaust box is arranged on one side of the drying box, and the heat exhaust box and the drying box are interconnected, an electromagnetic door is installed on the other side of the drying box, and through holes are evenly opened inside the electromagnetic door, a servo motor is installed at the bottom end of the drying box away from the heat exhaust box and the electromagnetic door, and a main rotating shaft is installed at one end of the servo motor, one end of the main rotating shaft extends to the interior of the drying box, and the drying box above the main rotating shaft A secondary rotating shaft is installed on one side, and pulleys are provided on the outside of the secondary rotating shaft and the main rotating shaft, and a belt is connected between the pulleys. Storage components are provided at one end of the secondary rotating shaft and the main rotating shaft, and limiting slide grooves are provided on both sides of the storage component. U-shaped limiting rods are connected between the limiting slide grooves, and a U-shaped connecting rod is connected to the outside of the U-shaped limiting rod and the outside of the storage component. A fixing mechanism is provided on one side of the U-shaped connecting rod to fix the position of the U-shaped limiting rod, thereby preventing the packaging box from falling off during the turning process.

[0006] When using a drying device for producing stackable plastic packaging boxes using the technical solution, the pulley and the belt are used to achieve synchronous rotation of the upper and lower storage components, and the U-shaped limit rod and the U-shaped connecting rod are used to form an interception effect on the top of the packaging box, thereby preventing the packaging box from falling during the flipping process. The uniform rotation of the storage components is used to ensure that all surfaces of the packaging box are evenly heated, thereby improving the drying effect.

[0007] Preferably, a hot air blower is provided inside the heat exhaust box, and the direction of hot air from the heat exhaust box is opposite to the position of the electromagnetic door.

[0008] Preferably, the top end of the U-shaped connecting rod is welded to the outer side of the U-shaped limiting rod, and the bottom end of the U-shaped connecting rod is slidably connected to the outer side of the storage assembly via a guide groove.

[0009] Preferably, the storage assembly includes a bottom screen, and side screens are welded on both sides of the top of the bottom screen, and side panels are welded on the other two sides of the top of the bottom screen, and the side panels are welded to the abutting edges.

[0010] Preferably, one side of the side plate is welded to one end of the main rotating shaft or the secondary rotating shaft, and the side plate forms a front-to-rear sliding structure through the action of the limiting sliding groove and the U-shaped limiting rod.

[0011] Preferably, a plurality of limiting mechanisms are provided at the top of the bottom blocking net, and the limiting mechanisms include two annular blocks slidably connected to the inside of the bottom blocking net, and damping strips are provided on the inner sides of the annular blocks, and partitions are connected to the tops of the two annular blocks.

[0012] Preferably, the fixing mechanism includes a pull rod installed on one side of the U-shaped connecting rod, and a rotating sleeve is installed at one end of the pull rod, a positioning block is installed at one end of the rotating sleeve, and a rubber block is installed on the side of the positioning block close to the rotating sleeve, and a first magnetic block is installed inside the rubber block, wherein the outer side of the storage component located above is installed.

[0013] Preferably, the length of the pull rod is matched with the length of the limiting slide slot, and when the second magnetic block and the first magnetic block are positioned front to back correspondingly, the second magnetic block and the first magnetic block have opposite magnetic poles and attract each other.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The pulley and the belt are used to realize the synchronous rotation of the upper and lower storage components. At the same time, the U-shaped limit rod and the U-shaped connecting rod are used to form an interception effect on the top of the packaging box, thereby preventing the packaging box from falling during the flipping process. The uniform rotation of the storage components is used to ensure that all surfaces of the packaging box are evenly heated, thereby improving the drying effect;

[0016] The pull rod pulls the U-shaped limit rod on the outside of the storage assembly so that the top of the storage assembly forms a completely open state, thereby facilitating the placement and removal of the packaging box, and the positioning block, rubber block, etc. are used to fix the position of the pull rod;

[0017] Through the attraction between the second magnetic block and the first magnetic block, the fit tightness between the rubber block and the first magnetic block is further improved;

[0018] (2) The side screens and bottom screens are used to open the drying surface of the packaging box, thereby facilitating the heating of the packaging box. At the same time, the limiting mechanism is used to isolate multiple packaging boxes in the same storage component to ensure that the sides of the packaging box are heated.

[0019] The position of the partition plate can be adjusted by the cooperation of the annular clamping block and the damping strip, so that the storage assembly can be adapted to the loading of packaging boxes of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure of the U-shaped limit rod distribution of the utility model;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of the positioning block of the utility model;

[0024] Figure 4 This is a schematic diagram of the three-dimensional structure of the storage component of the utility model;

[0025] Figure 5 It is a schematic diagram of the three-dimensional structure of the limiting mechanism of the utility model.

[0026] Explanation of the reference numerals in the figure: 1. Drying box; 2. Heat exhaust box; 3. Storage assembly; 301. Side panel; 302. Side screen; 303. Bottom screen; 4. Secondary rotating shaft; 5. Electromagnetic door; 6. Through hole; 7. Main rotating shaft; 8. Pulley; 9. Belt; 10. U-shaped limiting rod; 11. Limiting slide groove; 12. U-shaped connecting rod; 13. Fixing mechanism; 1301. First magnetic block; 1302. Pull rod; 1303. Rotating sleeve; 1304. Positioning block; 1305. Rubber block; 1306. Second magnetic block; 14. Servo motor; 15. Limiting mechanism; 1501. Annular block; 1502. Damping strip; 1503. Partition. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the described embodiments are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 5 , the utility model provides the following technical solutions: Example

[0029] In order to solve the problem that it is difficult to turn over and dry the existing plastic packaging boxes synchronously, the following solution is disclosed. Figure 1 , Figure 2 , Figure 3As shown, it includes a drying box 1, a heat exhaust box 2 is arranged on one side of the drying box 1, a hot air blower is arranged inside the heat exhaust box 2, and the hot air direction of the heat exhaust box 2 is opposite to the position of the electromagnetic door 5, and the heat exhaust box 2 and the drying box 1 are connected to each other, and the electromagnetic door 5 is installed on the other side of the drying box 1, and the electromagnetic door 5 is evenly provided with through holes 6, and a servo motor 14 is installed at the bottom end of the drying box 1 away from the heat exhaust box 2 and the electromagnetic door 5, and a main shaft 7 is installed at one end of the servo motor 14, and one end of the main shaft 7 extends The main rotating shaft 7 is provided with a secondary rotating shaft 4 on one side of the drying box 1, and the secondary rotating shaft 4 and the main rotating shaft 7 are both provided with pulleys 8 on the outside, and a belt 9 is connected between the pulleys 8. A storage component 3 is provided at one end of the secondary rotating shaft 4 and the main rotating shaft 7, and both sides of the storage component 3 are provided with limited sliding grooves 11, and U-shaped limiting rods 10 are connected between the limiting sliding grooves 11, and the outer side of the U-shaped limiting rod 10 is connected to the outer side of the storage component 3 with a U-shaped connecting rod 12. The top of the U-shaped connecting rod 12 is welded to the outer side of the U-shaped limiting rod 10, and the bottom of the U-shaped connecting rod 12 is slidably connected to the outer side of the storage assembly 3 through a guide groove. A fixing mechanism 13 is provided on one side of the U-shaped connecting rod 12 to fix the position of the U-shaped limiting rod 10, thereby preventing the packaging box from falling during the overturning process. The fixing mechanism 13 includes a pull rod 1302 installed on one side of the U-shaped connecting rod 12, and a rotating sleeve 1303 is installed at one end of the pull rod 1302. A positioning block 1304 is installed at the end, and a rubber block 1305 is installed on the side of the positioning block 1304 close to the rotating sleeve 1303, and 1406 is installed inside the rubber block 1305, wherein the first magnetic block 1301 is installed on the outer side of the storage component 3 located above, and the length of the pull rod 1302 is adapted to the length of the limiting slide groove 11. When the second magnetic block 1306 and the first magnetic block 1301 are positioned correspondingly front and back, the second magnetic block 1306 and the first magnetic block 1301 have opposite magnetic poles and attract each other.

[0030] In this embodiment, when in use, the packaging box is placed inside the storage component 3, and the pull rod 1302 is pulled forward, so that the U-shaped connecting rod 12 pulls the U-shaped limiting rod 10 forward, and the U-shaped limiting rod 10 slides forward along the limiting slide groove 11 and intercepts the top of the packaging box, and then the positioning block 1304 is rotated to rotate the rotating sleeve 1303, and then the rubber block 1305 is directed toward the first magnetic block 1301. Under the cooperation of the second magnetic block 1306 and the first magnetic block 1301, the positioning block 1304 is fixed, thereby preventing the U-shaped connecting rod 12 from moving backward, so as to avoid the U-shaped limiting rod 10 from moving backward, so that the U-shaped limiting rod 10 can remain stable during the rotation of the storage component 3 to ensure that the packaging box does not fall downward, and the relative position between the heat exhaust box 2 and the through hole 6 is utilized to discharge the water vapor generated during the drying process to the outside to ensure the drying effect. Example

[0031] This embodiment is different from the first embodiment in that the limiting mechanism 15 is used to store packaging boxes of different widths so as to increase the drying capacity at a single time. Figure 4 , Figure 5 As shown, the storage assembly 3 includes a bottom screen 303, and side screens 302 are welded on both sides of the top of the bottom screen 303, and side panels 301 are welded on the other two sides of the top of the bottom screen 303. The abutting edges of the side panels 301 and 202 are welded, and one side of the side panel 301 is welded to one end of the main shaft 7 or the secondary shaft 4. The side panel 301 forms a front-to-back sliding structure through the action of the limiting slide groove 11 and the U-shaped limiting rod 10. A plurality of limiting mechanisms 15 are arranged on the top of the bottom screen 303, and The limiting mechanism 15 includes two annular blocks 1501 that are slidably connected to the inside of the bottom blocking net 303, and the inner sides of the annular blocks 1501 are provided with damping strips 1502. The top ends of the two annular blocks 1501 are connected with partitions 1503. The length of the pull rod 1302 is adapted to the length of the limiting slide groove 11. When the second magnetic block 1306 and the first magnetic block 1301 are positioned correspondingly front and back, the second magnetic block 1306 and the first magnetic block 1301 have opposite magnetic poles and attract each other.

[0032] In this embodiment, the annular clamping block 1501 is utilized during use to fix the partition 1503 and the bottom blocking net 303, so that under the action of the partition 1503, the packaging boxes inside the same storage component 3 are isolated to ensure that there is a gap between the two packaging boxes, thereby ensuring the passage of hot air to ensure the heating and drying effect on both sides of the packaging boxes, and under the action of the damping strip 1502, the tightness between the annular clamping block 1501 and the bottom blocking net 303 is improved to prevent the partition 1503 from moving randomly, but the clamping method realizes the position adjustment effect of the partition 1503, so as to facilitate the storage of packaging boxes of different widths.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying device for producing stackable plastic packaging boxes, comprising a drying box (1), characterized in that: A heat exhaust box (2) is provided on one side of the drying box (1), and the heat exhaust box (2) and the drying box (1) are interconnected. An electromagnetic door (5) is installed on the other side of the drying box (1), and through holes (6) are evenly opened inside the electromagnetic door (5). A servo motor (14) is installed on the bottom end of the drying box (1) away from the heat exhaust box (2) and the electromagnetic door (5), and a main rotating shaft (7) is installed on one end of the servo motor (14), and one end of the main rotating shaft (7) extends into the interior of the drying box (1). At the same time, a secondary rotating shaft (4) is installed on one side of the drying box (1) above the main rotating shaft (7), and the secondary rotating shaft (4) is connected to the main rotating shaft (7). The outer side of each of the secondary rotating shafts (4) and the main rotating shaft (7) is provided with a pulley (8), and a belt (9) is connected between the pulleys (8); one end of each of the secondary rotating shafts (4) and the main rotating shaft (7) is provided with a storage assembly (3), and both sides of the storage assembly (3) are provided with a limit slide groove (11); a U-shaped limit rod (10) is connected between the limit slide grooves (11), and the outer side of the U-shaped limit rod (10) and the outer side of the storage assembly (3) are connected with a U-shaped connecting rod (12); a fixing mechanism (13) is provided on one side of the U-shaped connecting rod (12) so as to fix the position of the U-shaped limit rod (10), thereby preventing the packaging box from falling off during the turning process.

2. A drying device for producing stackable plastic packaging boxes according to claim 1, characterized in that: A hot air blower is arranged inside the heat exhaust box (2), and the direction of hot air from the heat exhaust box (2) is opposite to the position of the electromagnetic door (5).

3. A drying device for producing stackable plastic packaging boxes according to claim 1, characterized in that: The top end of the U-shaped connecting rod (12) is welded to the outer side of the U-shaped limiting rod (10), and the bottom end of the U-shaped connecting rod (12) is slidably connected to the outer side of the storage assembly (3) via a guide groove.

4. A drying device for producing stackable plastic packaging boxes according to claim 1, characterized in that: The storage assembly (3) comprises a bottom screen (303), and side screens (302) are welded to both sides of the top of the bottom screen (303), and side panels (301) are welded to the other two sides of the top of the bottom screen (303), and the abutting edges of the side panels (301) and (202) are welded.

5. A drying device for producing stackable plastic packaging boxes according to claim 4, characterized in that: One side of the side plate (301) is welded to one end of the main rotating shaft (7) or the secondary rotating shaft (4), and the side plate (301) forms a front-to-rear sliding structure through the action of the limiting sliding groove (11) and the U-shaped limiting rod (10).

6. A drying device for producing stackable plastic packaging boxes according to claim 4, characterized in that: A plurality of limiting mechanisms (15) are arranged at the top end of the bottom blocking net (303), and the limiting mechanisms (15) include two annular clamping blocks (1501) slidably clamped inside the bottom blocking net (303), and damping strips (1502) are arranged on the inner sides of the annular clamping blocks (1501), and the top ends of the two annular clamping blocks (1501) are connected to a partition plate (1503).

7. A drying device for producing stackable plastic packaging boxes according to claim 1, characterized in that: The fixing mechanism (13) comprises a pull rod (1302) installed on one side of the U-shaped connecting rod (12), and a rotating sleeve (1303) is installed on one end of the pull rod (1302), a positioning block (1304) is installed on one end of the rotating sleeve (1303), and a rubber block (1305) is installed on the side of the positioning block (1304) close to the rotating sleeve (1303), and (1406) is installed inside the rubber block (1305), wherein a first magnetic block (1301) is installed on the outside of the storage component (3) located above.

8. A drying device for producing stackable plastic packaging boxes according to claim 7, characterized in that: The length of the pull rod (1302) is adapted to the length of the limiting slide groove (11), and when the second magnetic block (1306) and the first magnetic block (1301) are positioned front to back correspondingly, the second magnetic block (1306) and the first magnetic block (1301) have opposite magnetic poles and attract each other.

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