CN211494699U - Magnetic packaging box opening device - Google Patents

Abstract

The utility model discloses a magnetic packaging box opening device, comprising a conveyor belt module for conveying the magnetic packaging box, and a cover opening station, a cover opening correction station and a box body unfolding station arranged along the conveying direction of the conveyor belt module. position, the cover opening station pulls the small cover on the side of the magnetic packaging box on the conveyor belt module outwards to open, the cover opening correction station corrects the small cover to be completely opened outwards and transmits it backwards, the box body unfolds Turn the upper box of the magnetic packaging box against the lower box to the unfolded state. The box opening device of the utility model realizes the automatic actions of opening the small cover of the magnetic packaging box and unfolding the upper box and the lower box, and does not need to manually operate the box opening process of the packaging box, the degree of automation is high, and the opening process in the packaging process is improved. The efficiency of the box further improves the packaging production speed of the entire magnetic packaging box.

Description

A magnetic packaging box opening device

technical field

The utility model belongs to automatic packaging equipment, in particular to a magnetic packaging box opening device.

Background technique

As more and more products are packaged in gift boxes on the market, magnetic packaging boxes with magnets are widely used. In the process of product production and packaging, the current main method is to manually open the lid of the magnetic packaging box and then carry out the product sub-packaging operation, which is repetitive and cumbersome, with high labor costs and low efficiency. Most of the existing packaging machines open and open the folded paper packaging box, and most of the magnetic packaging boxes are formed of hard shell packaging. As shown in Figure 1, opening the magnetic packaging box body 100 not only To open the small cover 101 that locks the packaging box by magnetic attraction, it is also necessary to unfold the lower box 101 and the upper box 102 that are fastened to each other, and the crease of the new hard-shell packaging carton is hard, and the automatic packaging In production, irregular return deformation is likely to occur after opening the box body of the packaging box for the first time, which affects the automatic packaging process of subsequent products.

Utility model content

The technical problem solved by the utility model is: in order to solve the problems of low efficiency of manual box-opening operation and inapplicability of the existing box-opening device in the packaging production process using magnetic packaging boxes, a new type of magnetic packaging box-opening device is provided, which can realize Automatic, mechanized opening function and directional output of magnetic packaging boxes.

The utility model adopts the following technical scheme to realize:

A magnetic packaging box opening device, comprising a conveyor belt module 1 for conveying the magnetic packaging box, a cover opening station 2, a cover opening correction station 3 and a box body unfolding station arranged along the conveying direction of the conveyor belt module 1 4;

The cover opening station 2 is provided with a suction nozzle 26 that pulls and opens the small cover on the side of the magnetic packaging box on the conveyor belt module, and inserts between the side of the packaging box and the small cover after pulling and opening the small cover. The retaining bar 28;

The cover opening calibration station 3 is provided with a cover guide block 31 and a support block 32 that are sequentially docked with the blocking bar 28, and the butting end of the cover guiding block 31 and the blocking bar 28 is provided with a slope surface that continuously opens the small cover outwards. , the support block 32 is extended and arranged at the tail end of the cover guide block 31, and the small cover is kept open and conveyed backwards;

The box body unfolding station 4 is provided with a box opening lever 43 for unfolding and flipping the upper box of the magnetic packaging box. The box opening dial 44 between the upper box and the lower box.

Further, it also includes a shaping station 5 that is docked with the output end of the box body unfolding station 4, and the shaping station 5 is provided with a roller 51 for shaping the fold between the small cover and the packaging box, and a magnetic field after the expansion. The box body correction pressure block 54 for shaping by folding between the upper box and the lower box of the packaging box; the roller 51 is fixed on the top of the small cover after the magnetic packaging box is unfolded, and the small cover is rolled down and shaped, so The box body calibrating block 54 is raised and lowered at the bottom of the unfolded lower box and the upper box, the box body calibrating block 54 is fixed and suspended above the box body calibrating block 54, and the box body calibrating block 54 is opposite to The joint between the lower box and the upper box is pressed upward and shaped.

Further, the output end of the shaping station 5 is also provided with an output shaping plate 55, one end of the output shaping plate 55 is fixedly hinged, and the other end has two ends. The self-weight of the board is pressed against the small cover and the connection between the upper box and the lower box respectively.

Further, the suction nozzle 26 on the cover opening station 2 is fixed on the link mechanism 25, and the link mechanism 25 is driven by the cover opening cylinder 24, and the suction nozzle 26 is driven to reciprocate through the link mechanism 25. The inside of the suction nozzle 26 is connected to a negative pressure device through a pipeline.

Further, the end of one of the levers of the link mechanism 25 is also connected to the lifting baffle 27 , the blocking bar 28 is fixed on the lifting baffle 27 and rises and falls together with the lifting baffle 27 , and drives the suction through the link mechanism 25 . The mouth 26 is linked together with the blocking bar 28 .

Further, the cover opening station 2 is also provided with a box pressing plate 21 that presses and fixes the box body of the magnetic packaging box. The box pressing plate 21 is suspended on the conveyor belt of the cover opening station 2 through the air bag 22. Above the module 1, the inside of the airbag 22 is connected to an inflation device through a pipeline.

Further, the cover opening calibration station 3 is also provided with a pressure plate 34, and the end of the pressure plate 34 is placed on the top of the guide cover block 31, and the crease between the small cover opened outward and the packaging box is carried out. Press down correction.

Further, the pressing plate 34 is in contact with a linkage rod 33, and the linkage rod 33 is fixedly connected to the lifting end of one of the link members of the link mechanism 25, and drives the pressing plate 34, the suction nozzle 26 and the blocking bar 28 through the link mechanism. Link together.

Further, the top of the cover guide block 31 is embedded with a first sensor 35 for detecting that the small cover is opened outwardly in place, and the cover opening correction station 3 is also provided with a rejection push rod 36 connected to the rejection cylinder 37. The rejecting push rod 36 is guided through the through hole on the guide cover block 31 , and the first sensor 35 is feedback-connected to the control module of the rejecting cylinder 37 .

Further, the side edge of the conveyor belt module of the box body unfolding station 4 is fixedly provided with a buckle edge plate 41 for pressing the lower box of the magnetic packaging box, and one side of the buckle edge plate 41 is fixedly provided with a magnetic package. The magnetic guide plate 42 that the magnetic sides of the box attract each other, the magnetic packaging box is transported to the box body unfolding station, is attracted by the magnetic guide plate 42 and guides the lower box side of the magnetic packaging box to the buckle edge plate 41 .

Further, the conveyor belt module of the box unfolding station 4 is provided with a permanent magnet 46 for adsorbing the small cover after the box is unfolded, and a second sensor 47 for detecting the position of the small cover is arranged on the same side of the permanent magnet 46 .

In the magnetic packaging box opening device of the present invention, the conveyor belt module 1 includes a main conveyor belt 11 and an auxiliary conveyor belt 12 arranged in parallel and synchronously conveyed. The opening correction station 3, the box body unfolding station 4 and the shaping station 5 are connected in series, and the auxiliary conveyor belt 12 covers at least the box body unfolding station 4 and the shaping station 5. The main conveyor belt 11 and the auxiliary conveyor belt 12 are provided with baffles for positioning the box body.

The box opening device of the utility model realizes the automatic actions of opening the small cover of the magnetic packaging box, unfolding the upper box and the lower box, and corrects the crease after the box is opened in combination with the hardness of the crease when the packaging box is opened for the first time. Shape, and can reject the packaging box with the small cover not in place, to ensure that the opened box body can be automatically packaged through the subsequent automatic packaging line. The whole structure does not need to manually operate the packaging box opening process, and the degree of automation is high, which improves the box opening efficiency in the packaging process, and further improves the packaging production speed of the entire magnetic packaging box.

The present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

Description of drawings

1a, 1b and 1c are schematic diagrams of three states of the magnetic packaging box opening process to which the present invention is applied, respectively.

FIG. 2 is an overall schematic diagram of the magnetic packaging box opening device in the embodiment.

FIG. 3 is a schematic diagram of the corresponding states of the magnetic packaging box in the embodiment at each station of the box opening device.

FIG. 4 is a schematic structural diagram of the conveyor belt module in the embodiment.

FIG. 5 is a schematic view of the structure of the opening station in the embodiment.

6a and 6b are schematic diagrams of the structure of the opening calibration station in the embodiment.

FIG. 7 is a schematic diagram of the structure of the box unfolding station in the embodiment.

FIG. 8 is a schematic diagram of the structure of the shaping station in the embodiment.

Labels in the figure: 100-box body, 101-small cover, 102-lower box, 103-upper box, 104-first folded edge, 105-second folded edge;

1-Conveyor belt module, 11-Main conveyor belt, 12-Auxiliary conveyor belt, 13-Conveyor motor;

2- Uncover station, 21- Press box plate, 22- Air bag, 23- Adjusting bolt, 24- Uncover cylinder, 25- Link mechanism, 26- Suction nozzle, 27- Lifting baffle, 28- Blocking bar;

3- Open cover correction station, 31- Guide cover block, 32- Support plate, 33- Link rod, 34- Press plate, 35- First sensor, 36- Reject push rod, 37- Reject cylinder;

4- Box unfolding station, 41- Buckle edge plate, 42- Magnetic guide plate, 43- Box opening lever, 44- Box opening plate, 45- Box opening cylinder, 46- Permanent magnet, 47- Second sensor;

5- Shaping station, 51- Roller, 52- Box body correction fixing block, 53- Box body correction cylinder, 54- Box body correction pressure block, 55- Output shaping plate.

Detailed ways

Example

Referring to Figure 2 and Figure 3, the magnetic packaging box opening device in the illustration is a specific embodiment of the present invention, which is used for the automatic box opening action of the magnetic packaging box body 100 shown in Figure 1. The box body 100 of the magnetic packaging box includes a small cover 101, a lower box 102 and an upper box 103, wherein one side of the upper box 103 is connected to the connecting plate connected to the lower box 102 through the second folding edge 105 and is fastened on the lower box 102. , the other side is connected to the small cover 101 through the first folding edge 104, and the upper case 103 and the lower case 102 are locked by the magnetic material binding between the side surfaces of the small cover 101 and the lower case 102 through mutual attraction. 1a, 1b and 1c, the box-opening device of the present embodiment performs automatic box-opening action on the box body of the magnetic packaging box including opening the small cover 101 of the box body 100 to the outside and opening the box body 100 The upper box 103 of the upper box 103 is turned over and opened to a flat state relative to the lower box 102 .

As shown in FIG. 2 , the box-opening device of this embodiment includes a conveyor belt module 1 for continuously conveying the magnetic packaging box, and a cover-opening station 2 and a cover-opening station are arranged in sequence in the conveying direction of the conveyor belt module 1 . Correction station 3, box body unfolding station 4 and shaping station 5, wherein the cover opening station 2 opens and separates the small cover on the magnetic packaging box in the locked state conveyed on the conveyor belt module 1 from the box body 1a, the cover opening correction station 3 completely opens the small cover separated from the box body to the outside of the box body, as shown in FIG. The upper box of the body swings and unfolds relative to the lower box, as shown in Figure 1c, so far the opening action of the magnetic packaging box is completed. In addition, considering that the magnetic packaging boxes are all hard-shell packaging boxes, the folded edges of the magnetic packaging boxes are on the first place of the box body. During one opening process, it is relatively hard, and the box body cannot be flipped and unfolded to a completely flat state. In this embodiment, a shaping station 5 is added at the end of the box opening device to shape the unfolded box body.

The specific structure of each station will be described in detail below.

As shown in FIG. 4 , the conveyor belt module 1 includes a main conveyor belt 11 and an auxiliary conveyor belt 12. One end of the main conveyor belt 11 is connected to the magnetic packaging box empty box input conveying device, and the unopened magnetic packaging box box is sent into the unpacking box. The other end is the box-opening output transmission, and the magnetic packaging box after box-opening is output from the box-opening device to enter the next packaging process. The main conveyor belt 11 in this embodiment passes through the cover-opening station 2 and the cover-opening correction in turn. Station 3, box unfolding station 4 and shaping station 5 connect all the stations of the box-opening device in series, and the auxiliary conveyor belt 12 is arranged parallel to the main conveyor belt 11, and is used to undertake the upper box of the box body after being flipped and unfolded, Since the box body is turned over and unfolded after the box body unfolding station 4, in consideration of cost saving, the auxiliary conveyor belt 12 can only cover the box body unfolding station 4 and the shaping station 5, so as to reduce the number of auxiliary conveyor belts that need to be laid. length. The auxiliary conveyor belt 12 and the main conveyor belt 11 convey the unfolded magnetic packaging box at the same time, and are driven by the conveying motor 13 synchronously. In the conveying mode, each station needs to stay for one beat, and the conveying motor 13 is controlled by a servo motor. In order to ensure that the magnetic packaging box body does not slip along the conveying direction on the conveyor belt, baffles for positioning the box body are provided on both the main conveyor belt 11 and the auxiliary conveyor belt 12 .

As shown in FIG. 5 , the cover opening station 2 is provided with a box pressing plate 21 , an air bag 22 , an adjusting bolt 23 , a cover opening cylinder 24 , a link mechanism 25 , a suction nozzle 26 , a lifting baffle 27 and a baffle 28 . The suction nozzle 26 is arranged on the side of the small cover of the magnetic packaging box entering the cover opening station 2, and is attached to the outside of the small cover through the reciprocating driving mechanism composed of the cover opening cylinder 24 and the link mechanism 25, and the magnetic packaging is made by negative pressure suction. The small cover on the side of the box is pulled outward to be separated from the side of the lower box. The blocking bar 28 is integrally connected with the lifting baffle 27. After the suction nozzle 26 separates the small cover from the box body, it rises and is inserted between the side of the box body and the small cover. , to form a gap between the small cover and the box body, and prevent the small cover and the box body from being magnetically locked again, the box pressing plate 21 is connected and installed on the magnetic packaging box that enters the opening station 2 through the air bag 22, During the process of opening the lid, the box body of the entire magnetic packaging box is pressed and fixed.

Specifically, the suction nozzle 26 is fixed on the end of one lever of the link mechanism 25. The link mechanism 25 includes several levers. The cover opening cylinder 24 drives the suction nozzle 26 to reciprocate through the lever action of the link mechanism. The support is fixed on the top of the fixed frame of the decapping station and is located above the entire decapping station. The ends of adjacent levers are hinged in turn to form a linkage lever. On one side, the cover-opening cylinder 24 can be directly fixed and installed on the top of the rack to drive the linkage mechanism. In this embodiment, the cover-opening cylinder is used to realize the linkage between cover-opening and subsequent correction, and the cover-opening cylinder 24 can be fixedly installed on the cover-opening machine. The bottom of the fixed frame is also hinged and provided with a lever at the bottom. The lever at the bottom of the cover opening station and the lever at the top realize power transmission through the pull rod. The cover opening cylinder 24 acts on the lever at the bottom. The lever and the pull rod transmit power to drive the suction nozzle 26 to swing back and forth. The link mechanism 25 is driven by the cover opening cylinder 24, and the suction nozzle 26 is driven to reciprocate through the link mechanism 25. When the cover opening cylinder 24 extends, it drives the suction nozzle 26 to open. The small cover of the magnetic packaging box in the cover station swings and absorbs, and the cover opening cylinder 24 shrinks, which drives the suction nozzle 26 to swing outward, and pulls the small cover outward together. In order to improve the suction controllability of the suction nozzle 26 to the small cap, the suction nozzle 26 is connected to a negative pressure device through a pipeline, and the negative pressure is used to actively adsorb the small cap. After the small cap is pulled open, the suction nozzle 26 is controlled by the negative pressure device. Partial positive pressure is introduced to separate the suction nozzle from the small cap.

After the small cover of the magnetic packaging box is sucked and pulled by the suction nozzle 26, the blocking bar 28 is inserted between the small cover and the box body. The blocking bar 28 can be controlled by a separate lifting control unit. The link mechanism 25 of the nozzle 26 and the cap opening cylinder 24 control the stopper 28 in linkage. The end of the lever of the link mechanism 25 located at the bottom of the cap opening station is connected to the lifting baffle 27. The lifting baffle 27 is lifted and assembled on the fixed frame below the suction nozzle through a guiding structure such as a guide post, and the blocking bar 28 is fixed. on the lift baffle 27. When the suction nozzle 26 swings under the control of the cap opening cylinder 24 and the link mechanism 25 to be adsorbed with the small cap, the blocking bar 28 descends with the lifting baffle 27, and the descending height should ensure that the small cap is not affected by the suction nozzle outward. Pull open; when the suction nozzle 26 absorbs the small cover and pulls the small cover outward, the blocking bar 28 rises with the lifting baffle 27 to insert between the small cover and the side wall of the box body, and the suction nozzle 26 is realized by a set of driving mechanism. Linked with the blocking bar 28, it is not necessary to separately set up two sets of driving units.

In order to avoid the lateral displacement of the magnetic packaging box during the opening process, the opening station 2 is also provided with a box pressing plate 21 for pressing and fixing the box body of the magnetic packaging box. The box pressing plate 21 passes through the air bag. 22 is suspended on the fixed frame just above the cover opening station 2, and the inside of the airbag 22 is connected to an inflatable device, such as an air compressor, through a pipeline. When the magnetic packaging box enters the opening position, air is drawn out from the airbag 22, and the flattened airbag 22 forms a certain gap between the box pressing plate 21 and the top of the magnetic packaging box to ensure that the magnetic packaging box enters the opening position smoothly; After the packing box enters the opening position and stops, the airbag 22 is inflated and inflated, the box pressing plate 21 is pressed down, and the magnetic packing box is pressed and fixed on the conveyor belt module, which effectively prevents the magnetic packing box from being damaged during the opening process. cause pulling displacement. The airbag 22 can be adjusted and fixed on the frame above the opening station by adjusting the bolts 23, and the position of the airbag 22 and the box-pressing plate 21 can be fine-tuned by adjusting the bolts 23, and then the displacement of the box-pressing plate 21 can be controlled to protect the magnetic packaging box. The top is pressed just right without being crushed.

As shown in Figures 6a and 6b, the cover opening correction station 3 is provided with a cover guide block 31, a support plate 32, a linkage rod 33, a pressure plate 34, a first sensor 35, a rejection push rod 36 and a rejection cylinder 37, wherein the guide The cover block 31 is arranged on the same side as the suction nozzle of the cap opening station, and docks with the raised blocking bar 28 . The butt end is provided with a slope that continuously opens the small cover to the outside. The slope structure is embodied in that the front end of the guide cover block 31 has the thinnest thickness, and gradually widens backwards, which is convenient for inserting into the magnetic packaging box that moves to the opening and correction station. Between the small cover and the box body, replace the stop bar in the opening station 2 to separate the small cover and the box body. At the same time, the height of the front end of the cover guide block 31 is the lowest, and it gradually increases backward. It is transferred to the opening cover in the magnetic packaging box. During the process of calibrating the station, the small cover is gradually raised and opened outward until it is horizontal. The support block 32 is extended at the end of the guide cover block 31, and its height is level with the top of the guide cover block 31. After the magnetic packaging box is transferred to the cover opening calibration station 3 and stopped, the small cover is placed on the guide cover block 31 and supported. On the top of the block 32, the first folded edge of the small cover is shaped and corrected while the small cover is opened outwards, and is conveyed backwards in this attitude.

The pressure plate 34 is installed directly above the cover opening calibration station 3. When the magnetic packaging box moves to the cover opening calibration station and stops, the end of the pressure plate 34 is placed on the top of the cover guide block 31, and the small cover and The first folded edge between the boxes is pressed down for correction. When the pressure plate 34 is calibrated, it is necessary to provide a force to the pressure plate to improve the effect of correction. In this embodiment, the bottom of the pressure plate 34 is in contact with a linkage rod 33, and the pressure plate 34 is elastically installed on the opening through its own elastic material or elastic connector. On the fixed frame above the cover calibration station, or directly hinged on the frame through the hinge structure, the linkage rod 33 is fixedly connected to the lifting end of the pull rod of the link mechanism 25, and is moved to the cover opening calibration station in the magnetic packaging box. After the position is stopped, the cap opening station also drives a new magnetic installation box. In the process of the cap opening cylinder 24 and the link mechanism 25 driving the suction nozzle 26 to link with the stop bar 28, it also drives the linkage rod. 33 lifts once, and the linkage rod 33 rises to make the pressure plate 34 swing upward or elastically deform. When the linkage rod 33 descends, the pressure plate 34 swings downward through the elastic force or the self-weight of the pressure plate itself. The first folding position connected between the boxes of the packaging box is pressed once, and the small cover is adjusted to be parallel to the top of the magnetic packaging box. The link mechanism drives the pressure plate 34, the suction nozzle 26 and the retaining bar 28 to be linked together, so as to realize the linkage between the cap opening station and the cap opening correction station, which further reduces the cost of the device and makes the control more convenient.

The opening calibration station 3 also needs to detect whether the small cover is opened, and reject the magnetic packaging box that fails to open the cover. In this embodiment, a first sensor 35 is embedded on the top of the cover guide block 31 for detecting that the small cover is opened outwardly and in place. The cover opening correction station 3 is also provided with a rejection push rod 36 connected to the rejection cylinder 37. The rejection push rod The guide 36 is guided through the through hole on the guide cover block 31 , and exits from the outside of the guide cover block 31 under normal conditions. The first sensor 35 adopts a photoelectric sensor. When the small cover is opened in place through the cover guide block 31, it will be placed on the top of the cover guide block 31 to cover the first sensor 35, and it will be detected by the first sensor 35. If the small cover is not opened , then the first sensor 35 cannot detect that the small cover is covered on the guide cover block, and at this time, the first sensor 35 sends a signal feedback to control the rejection cylinder 37 to push the magnetic packaging box out of the conveyor belt mold from the other side of the cover opening correction station 3 group, to avoid the magnetic packaging box that fails to open the lid from continuing to enter the subsequent work station.

As shown in FIG. 7 , the box unfolding station 4 is provided with a buckle plate 41 , a magnetic guide plate 42 , a box opening lever 43 , a box opening plate 44 , a box opening cylinder 45 and a permanent magnet 46 , using the buckle plate 41 And the magnetic guide plate 42 fixes the lower box of the box body transferred to the box body unfolding station, and the upper box and the lower box are flipped and separated by the box opening lever 43 and the box opening plate 44 controlled by the box opening cylinder 45 .

Specifically, the magnetic guide plate 42 is arranged on the same side of the conveyor belt module as the cover guide block and support plate of the cover opening correction station 3, and is parallel to the main conveyor belt 11 of the conveyor belt module, and its inner side is magnetic. During the process of transferring the magnetic packaging box to the box unfolding station 4 through the main conveyor belt 11, the magnetic guide plate 42 and the magnetic side of the box body after opening the small cover attract each other, so that the magnetic guide plate 42 is transported forward along the magnetic guide plate 42, The end of the magnetic guide plate 42 is provided with a buckle edge plate 41, and a channel with a certain height is reserved between the buckle edge plate 41 and the plane of the conveyor belt. The buckle edge plate 41 is inserted into the gap between the upper box and the lower box. The buckle edge plate 41 presses the lower box of the magnetic packaging box to prevent the upper box from being turned over and displaced during the turning process, and the height of the lower box is guaranteed to be able to open. The box body and the lower box after the box will normally pass through the edge plate and along the conveying direction in the next conveying. At this time, the box-opening lever 44 is also inserted into the channel between the upper box and the lower box at the initial position of the box-opening lever 43, and the box-opening lever 43 is swung and assembled just above the box body unfolding station 4, through The box-opening cylinder 45 controls the swing of the box-opening lever 43. The box-opening cylinder 45 adopts a rotating cylinder. The box-opening plate 44 is fixed on the swinging end of the box-opening lever 43. The box cylinder 45 controls the box-opening lever 43 and the box-opening plate 44 to flip the upper box of the magnetic packaging box and unfold it to the auxiliary conveyor belt 12 on the other side, and then the box-opening cylinder 45 controls the box-opening lever 43 to swing back to the initial position. state to avoid obstacles to the backward transport of the unfolded box.

The permanent magnet 46 is fixed on the outer side of the auxiliary conveyor belt 12, and the lower cover of the packaging box is turned over to the auxiliary conveyor belt 12 together with the upper box. The cover is adsorbed by the permanent magnet and is fully opened, ensuring that the small cover and the upper box are in a fully opened state and transported to the next station. A second sensor 47 is also provided on the outer side of the auxiliary conveyor belt 12, and the second sensor 47 is used to detect the position of the small cover after being turned over, so as to judge whether the upper box is turned over to open. The second sensor 47 adopts a photoelectric sensor. When the upper box is turned over and opened relative to the lower box, the small cover is attracted by the permanent magnet 46, which will cover the second sensor. The second sensor 47 detects the position of the small cover; if the second sensor 47 detects If there is no signal of the small cover, it is judged that the upper box has failed to open. At this time, the second sensor 47 feeds back a signal to the conveyor belt module to stop, and sends an alarm signal through the alarm module of the system to remind the operator to deal with it.

As shown in FIG. 8, the shaping station 5 is provided with a roller 51, a box body correction fixing block 52, a box body correction cylinder 53, a box body correction pressure block 54 and an output shaping plate 55, and the roller 51 is used to adjust the small cover and the upper box. The first folding edge between the two sides is shaped, and the second folding edge between the upper box and the lower box of the unfolded magnetic packaging box is shaped by the box body correction pressing block 54 driven by the box body correction cylinder 53 .

Specifically, the roller 51 is fixedly installed above the small cover after the magnetic packaging box is unfolded. During the transfer of the magnetic packaging box in the shaping station, the roller 51 rolls down the small cover, and the small cover and the box body are rolled down. The first folded edge is further folded, so as to avoid the upturn of the small cover when it is transported to the subsequent packaging process because the indentation of the first folded edge is too hard. The box body correction pressure block 54 is lifted and lowered at the bottom of the unfolded lower box and the upper box, and is located between the main conveyor belt and the auxiliary conveyor belt of the shaping station. The box body correction pressure block 54 is fixedly installed on the shaping station. At the bottom of the station, the box body calibration cylinder 53 is connected, and the box body calibration pressure block 54 is moved up and down by the expansion and contraction of the box body calibration cylinder 53. , so that the two second folds between the upper box and the lower box are bent more than 180°, so as to prevent the folds of the second folds from being too hard and the upper box and the lower box cannot be flattened after they are unfolded. A box body correction fixing block 52 is fixed above the positive pressure block 54. The box body correction fixing block 52 is fixed on the frame above the shaping station, and the upper box and the lower box are reserved between the conveying surface between the main conveyor belt and the main conveyor belt. The channel that passes through the connecting point, the box body correction pressing block 54 pushes upward on the connection between the lower box and the upper box and the box body correction fixing block, so as to realize the adjustment of the second folding edge between the upper box and the lower box. Shape up.

After the shaping and correction in the shaping station, the box body in the unfolded state shown in Fig. 1c is output from the main conveyor belt and the auxiliary conveyor belt of the shaping station. The output end of the shaping station 5 is also provided with an output shaping plate 55, and one end of the output shaping plate 55 is provided. It is fixedly hinged on the fixed frame above the shaping station, and the other end is set in a Y shape with two ends. In the process of outputting the unfolded magnetic packaging box from the shaping station, the two ends of the shaping plate 55 are output. The parts are respectively lapped on the small cover and the connection between the upper box and the lower box by the self-weight of the output shaping plate 55, respectively, for the output.

Each cylinder driving member used in this embodiment can be replaced by other well-known driving devices, such as a motor or an oil cylinder, which are not listed one by one in this embodiment.

The magnetic packaging in this embodiment and the control of the beat transmission at each station through the conveyor belt module can be controlled by the position sensor corresponding to each station, which belongs to the conventional control technology of the beat transmission in the assembly line. For example, the specific control principle is not repeated here.

The above examples are only to describe the preferred embodiments of the present invention, but do not limit the scope of the present invention. On the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art have made the technical solutions of the present invention. Various deformations and improvements should fall within the protection scope determined by the claims of the present utility model.

Claims (10)

1. The utility model provides a magnetism packing carton device of opening which characterized in that: the device comprises a conveyor belt module (1) for conveying magnetic packaging boxes, and a cover opening station (2), a cover opening correction station (3) and a box body unfolding station (4) which are arranged along the conveying direction of the conveyor belt module (1);

the cover opening station (2) is provided with a suction nozzle (26) for pulling and opening a small cover on the side surface of the magnetic packaging box on the conveying belt module outwards and a barrier strip (28) inserted between the side surface of the packaging box and the small cover after the small cover is pulled and opened;

the cover opening correction station (3) is provided with a cover guide block (31) and a support block (32) which are sequentially butted with the barrier strip (28), the butting end of the cover guide block (31) and the barrier strip (28) is provided with a slope surface for continuously opening the small cover outwards, the support block (32) is arranged at the tail end of the cover guide block (31) in an extending mode and used for keeping the outward opening posture of the small cover to be conveyed backwards;

the box body unfolding station (4) is provided with a box opening deflector rod (43) for unfolding and overturning the upper box of the magnetic packaging box, the box opening deflector rod (43) is arranged in a swinging mode through a rotary driving element, and the swinging end portion of the box opening deflector rod is provided with a box opening deflector plate (44) embedded between the upper box and the lower box of the magnetic packaging box.

2. The magnetic packing box opening device according to claim 1, wherein: the folding and shaping device is characterized by further comprising a shaping station (5) butted with the output end of the box body unfolding station (4), wherein the shaping station (5) is provided with a roller (51) for shaping the folded edge between the small cover and the packing box and a box body correcting pressing block (54) for shaping the folded edge between the upper box and the lower box of the unfolded magnetic packing box; the roller (51) is fixedly positioned above a small cover after the magnetic packaging box is unfolded, the small cover is rolled and shaped downwards, the box body correcting pressing block (54) is arranged at the bottom of the lower box and the upper box after the box body correcting pressing block is unfolded, the box body correcting fixing block (52) is fixedly suspended above the box body correcting pressing block (54), and the box body correcting pressing block (54) upwards pushes and shapes the joint between the lower box and the upper box.

3. The magnetic packing box opening device according to claim 2, wherein: the output end of the shaping station (5) is also provided with an output shaping plate (55), one end of the output shaping plate (55) is fixedly hinged, the other end of the output shaping plate is provided with two end parts, and the output shaping plate is respectively lapped and pressed at the small cover and the joint between the upper box and the lower box by utilizing the self weight of the output shaping plate in the conveying process of the unfolded magnetic packaging box.

4. The magnetic packing box opening device according to claim 1, wherein: the suction nozzle (26) on the cover opening station (2) is fixed on the connecting rod mechanism (25), the connecting rod mechanism (25) is driven by the cover opening cylinder (24), the suction nozzle (26) is driven to reciprocate through the connecting rod mechanism (25), and the inside of the suction nozzle (26) is connected with negative pressure equipment through a pipeline.

5. The magnetic packing box opening device according to claim 4, wherein: the end part of one lever of the connecting rod mechanism (25) is also connected with a lifting baffle (27), the barrier strip (28) is fixed on the lifting baffle (27) and lifted along with the lifting baffle (27), and the connecting rod mechanism (25) drives the suction nozzle (26) to be linked with the barrier strip (28) together.

6. The magnetic packing box opening device according to claim 5, wherein: the cover opening station (2) is further provided with a box pressing plate (21) for pressing and fixing the box body of the magnetic packaging box, the box pressing plate (21) is hung above the conveying belt module (1) of the cover opening station (2) through an air bag (22), and the air bag (22) is connected with an inflating device through a pipeline.

7. The magnetic packing box opening device according to claim 5, wherein: still be equipped with clamp plate (34) on uncap correction station (3), the tip of clamp plate (34) is taken and is established at the top of leading the lid piece (31), and the crease between little lid and the packing carton of outwards opening is pushed down and is rectified, clamp plate (34) and a gangbar (33) contact, gangbar (33) fixed connection is served in the lift of one of them member of link mechanism (25), drives clamp plate (34), suction nozzle (26) and blend stop (28) together to link through link mechanism.

8. The magnetic packing box opening device according to claim 1, wherein: the top of guide cover piece (31) is inlayed and is equipped with first sensor (35) that detect little lid and outwards open the target in place, still be equipped with on uncap correction station (3) and reject push rod (36) of being connected with rejection cylinder (37), reject in the through hole on guide cover piece (31) is worn to locate in push rod (36) direction, first sensor (35) are connected with the control module feedback of rejecting cylinder (37).

9. The magnetic packing box opening device according to claim 1, wherein: the fixed knot sideboard (41) that is equipped with the lower box that is used for pushing down the magnetism packing carton of box body expansion station (4) side, detain fixed magnetism baffle (42) that is equipped with the magnetism side inter attraction with the magnetism packing carton in sideboard (41) one side, the magnetism packing carton is carried to the box body and is expanded the station, is adsorbed and with leading-in knot sideboard (41) of lower box side of magnetism packing carton by magnetism baffle (42), the conveyer belt module that the box body expanded station (4) is equipped with permanent magnet (46) that adsorb the box body and expand the back little lid to set up second sensor (47) that detect little lid position at permanent magnet (46) homonymy.

10. A magnetic packing box opening device according to any one of claims 2-9, characterized in that: the conveying belt module (1) comprises a main conveying belt (11) and an auxiliary conveying belt (12) which are arranged in parallel and synchronously convey, wherein the main conveying belt (11) is used for connecting a cover opening station (2), a cover opening correction station (3), a box body unfolding station (4) and a shaping station (5) in series, the auxiliary conveying belt (12) at least covers the box body unfolding station (4) and the shaping station (5), and baffles for positioning the box body are arranged on the main conveying belt (11) and the auxiliary conveying belt (12).

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