CN114084392A

CN114084392A - Boxboard folding device of case sealer

Info

Publication number: CN114084392A
Application number: CN202111637306.4A
Authority: CN
Inventors: 王敏标
Original assignee: Ningbo Copen Stationery Co ltd
Current assignee: Ningbo Copen Stationery Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-02-25
Anticipated expiration: 2041-12-29
Also published as: CN114084392B

Abstract

The invention relates to a box board folding device of a box sealing machine, which is used for folding a carton, wherein the carton is provided with a front folded plate, a rear folded plate, a left folded plate and a right folded plate, and the box board folding device of the box sealing machine comprises: frame, transport mechanism, actuating mechanism, folding mechanism is including removing seat, first pole, spring beam, second pole, preceding folding rod, back folding rod, first connecting rod, second connecting rod, extrusion component. The invention has the advantages that: by arranging the folding mechanism, the folded plate of the carton can be folded, so that the covering and packaging of the carton are realized, and the subsequent glue sealing is facilitated; cut the mechanism through setting up, cut the carton, and will cut mechanism and folding mechanism linkage for cut the mechanism and can cut according to the height of incasement goods, thereby can make the height of cardboard case highly suit with the incasement goods, improve space utilization in the transportation.

Description

Boxboard folding device of case sealer

Technical Field

The invention relates to the field of carton sealing machines, in particular to a carton board folding device of a carton sealing machine.

Background

With the development of society, carton sealing machines play an increasingly important role in various machines. The packaging is a necessary condition for the product to enter the circulation field, and the main means for realizing the box body packaging is to use a box sealing machine.

With the continuous development of scientific technology and the emergence of various food processing products, new requirements are put forward on packaging technology and packaging equipment. The box sealing machine is an indispensable part of a packaging machine. The carton is sealed by the adhesive tape, can be matched with a production line, and is widely applied to industries such as household appliances, textiles, general goods, medicines and the like.

When the conventional case sealer is used in a matched manner with a production line, if the assembly line operators are overfilled for packing goods, the goods slightly protrude out of the top of the case body, and when the case sealer is used for sealing the case, an upper cover of the case body is clamped at the case sealer due to partial protrusion, so that the case sealing process cannot be smoothly completed, and the whole production line is stopped; and too little loading will result in the waste of space in the box body and reduce the transportation efficiency. Therefore, a new technical solution is needed.

Disclosure of Invention

In view of the above, it is desirable to provide a box board folding device for a box sealing machine, which can determine the height of folding a carton according to the amount of articles in the carton.

The invention discloses a box board folding device of a box sealing machine, which is used for folding a carton, wherein the carton is provided with a front folded plate, a rear folded plate, a left folded plate and a right folded plate, and the box board folding device of the box sealing machine comprises: a machine base; the conveying mechanism is arranged on the base and can be used for conveying the carton; the driving mechanism comprises a first motor, a screw rod and a guide rod, wherein the first motor is fixed on the base; folding mechanism, including remove seat, first pole, spring beam, second pole, preceding folding rod, back folding rod, first connecting rod, second connecting rod, extrusion subassembly, remove the seat slide set up in on the guide bar, and with screw rod threaded connection, first motor can drive the screw rod is rotatory, thereby drives folding mechanism moves in step with the cardboard box, first pole upper end set firmly in remove the seat, the lower extreme sets firmly in the spring beam upper end, the spring beam lower extreme links firmly in second pole upper end, the second pole lower extreme is connected in the extrusion subassembly, preceding folding rod and back folding rod all articulate in the spring beam upper end, first connecting rod one end articulates in the spring beam lower extreme, the other end articulates in preceding folding rod, second connecting rod one end articulates in the spring beam lower extreme, the other end articulates in back folding rod, therefore, when the first electric pole extends, the extrusion assembly can be driven to descend so as to extrude articles in the carton, and meanwhile, the spring rod contracts so that the front folding rod and the rear folding rod rotate synchronously to fold the front folding plate and the rear folding plate of the carton.

In one embodiment, the extrusion assembly comprises a shaft rod, a sliding sleeve, a plurality of pressure rods, a supporting plate and a third electric pole, wherein the shaft rod is fixed at the lower end of the second electric pole, the supporting plate is fixed at the lower end of the shaft rod, the sliding sleeve is sleeved on the shaft rod and can slide along the shaft rod, the pressure rods are annularly distributed and hinged on the shaft rod, a torsional spring is arranged at the hinged position, the pressure rods rotate downwards to abut against the supporting plate, one end of the third electric pole is connected to the lower end of the second electric pole, the other end of the third electric pole is connected to the sliding sleeve, when the front folding rod and the rear folding rod are overturned and folded, the front folding plate and the rear folding plate are folded, the second electric pole and the third electric pole contract synchronously, and the pressure rods are folded and lifted under the action of the torsional spring.

In one embodiment, a flexible cloth is arranged between two adjacent compression rods.

In one embodiment, the carton board folding device of the carton sealing machine further comprises a cutting mechanism, the cutting mechanism comprises a first cutter body, a second cutter body, a cutter frame and a return spring, the first cutter body and the second cutter body are fixedly arranged on the cutter frame and are arranged in parallel to the moving direction of the carton, the cutter frame is slidably arranged on the machine base and can move in the vertical direction, the upper end of the return spring abuts against the cutter frame, the lower end of the return spring abuts against the machine base, an ejector rod is fixedly arranged at the upper end of the spring rod, when the ejector rod abuts against the cutter frame, when the first electric rod extends, the cutter frame can be driven to move downwards, and therefore the first cutter body and the second cutter body are driven to cut the carton.

In one embodiment, the blade holder has a cross bar to which the first and second blades are attached, and the first pole is extended after the carton passes under the cross bar.

In one embodiment, the conveying mechanism comprises a second motor and a conveying belt, a plurality of clamping grooves are formed in the conveying belt at intervals, and the carton can be fixed in the clamping grooves.

In one embodiment, the base is further provided with a first push plate and a second push plate, the first push plate is provided with a first inclined plate, the second push plate is provided with a second inclined plate, when the carton moves between the first inclined plate and the second inclined plate, the first inclined plate can push the left folded plate to turn, and the second inclined plate can push the right folded plate to turn.

In one embodiment, the left flap contacts the first sloping panel and the right flap contacts the second sloping panel during movement of the carton.

The invention has the advantages that:

(1) by arranging the folding mechanism, the folded plate of the carton can be folded, so that the covering and packaging of the carton are realized, and the subsequent glue sealing is facilitated;

(2) by arranging the cutting mechanism, the carton can be cut by utilizing the first cutter body and the second cutter body in the moving process of the carton, and the cutting mechanism is linked with the folding mechanism, so that the cutting mechanism can cut according to the height of goods in the carton, the height of the carton can be adapted to the height of the goods in the carton, and the space utilization rate is improved in transportation;

(3) through setting up the extrusion subassembly, can compress tightly the goods in the box to can improve the utilization ratio of incasement space, the transportation of the box of being convenient for.

Drawings

Fig. 1 is a perspective view of a box board folding device of a box sealing machine provided by the invention;

fig. 2 is a perspective view of the internal structure of a box board folding device of the box sealing machine according to the present invention;

fig. 3 is a perspective view of the internal structure of the box board folding device of the box sealing machine according to the present invention;

FIG. 4 is a perspective view of the present invention from another perspective according to FIG. 3;

FIG. 5 is an enlarged view of a portion of the invention according to FIG. 4 at A;

fig. 6 is a front view showing an inner structure of a box board folding device of the box sealing machine according to the present invention;

FIG. 7 is a cross-sectional view taken at A-A of FIG. 6 in accordance with the present invention;

figure 8 is a cross-sectional view of the invention according to another operating condition of figure 7, in which the first pole is extended;

figure 9 is a cross-sectional view of the present invention according to a further operating condition of figure 7, wherein the second and third poles are contracted;

fig. 10 is a perspective view of a transfer mechanism provided by the present invention.

In the figure, the carton 1, the front folding plate 11, the rear folding plate 12, the left folding plate 13, the right folding plate 14, the base 2, the first push plate 21, the first inclined plate 211, the second push plate 22, the second inclined plate 221, the second motor 31, the conveyor belt 32, the slot 321, the first motor 41, the screw rod 42, the guide rod 43, the moving seat 51, the first electric pole 52, the spring rod 53, the top rod 531, the second electric pole 54, the front folding rod 55, the rear folding rod 56, the first connecting rod 57, the second connecting rod 58, the shaft rod 61, the sliding sleeve 62, the pressing rod 63, the support plate 64, the third electric pole 65, the first cutter 71, the second cutter 72, the cutter holder 73, the cross rod 731, and the return spring 74.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

It should be noted that the carton 1 is filled with goods and has an open top, and the open top is not cut.

As shown in fig. 1, the present invention discloses a box board folding device of a box sealing machine, which is used for folding a carton 1, and as shown in fig. 3, the carton 1 is provided with a front flap 11, a rear flap 12, a left flap 13 and a right flap 14, and the box board folding device of the box sealing machine comprises: frame 2, transport mechanism, actuating mechanism, folding mechanism, it is shown in combination fig. 2 to 6 that actuating mechanism includes first motor 41, screw rod 42, guide bar 43, first motor 41 is fixed in on frame 2, folding mechanism is including removing seat 51, first pole 52, spring beam 53, second pole 54, preceding folding rod 55, back folding rod 56, first connecting rod 57, second connecting rod 58, extrusion component, remove seat 51 and slide and set up in on the guide bar 43, and with screw rod 42 threaded connection, first motor 41 can drive screw rod 42 is rotatory, thereby drives folding mechanism removes in step with carton 1, first pole 52 upper end set firmly in remove seat 51, the lower extreme set firmly in spring beam 53 upper end, the spring beam 53 lower extreme link in the second pole 54 upper end, the second pole 54 lower extreme connect in the extrusion subassembly, preceding folding rod 55 all articulate with back folding rod 56 in the spring beam 53 upper end, first connecting rod 57 one end articulate in the spring beam 53 lower extreme, the other end articulate in preceding folding rod 55, second connecting rod 58 one end articulate in the spring beam 53 lower extreme, the other end articulate in back folding rod 56 to work as when first pole 52 is elongated, can drive the extrusion subassembly descends, thereby extrudees the article in the cardboard box 1, simultaneously the spring beam 53 contracts, makes preceding folding rod 55 and back folding rod 56 synchronous revolution, with the folding preceding folded plate 11 and the back folded plate 12 of cardboard box 1.

Preferably, the extrusion assembly comprises a shaft 61, a sliding sleeve 62, a plurality of pressure rods 63, a support plate 64 and a third electric pole 65, the shaft rod 61 is fixed at the lower end of the second electric pole 54, the supporting plate 64 is fixed at the lower end of the shaft rod 61, the sliding sleeve 62 is sleeved on the shaft rod 61, and can slide along the shaft rod 61, a plurality of the pressure levers 63 are annularly distributed and hinged on the shaft rod 61, and the hinged position is provided with a torsion spring, so that the pressure levers 63 rotate downwards, so as to abut against the supporting plate 64, the third pole 65 is connected at one end to the lower end of the second pole 54 and at the other end to the sliding sleeve 62, after the front folding bar 55 and the rear folding bar 56 flip-fold the front flap 11 and the rear flap 12, the second electric pole 54 and the third electric pole 65 contract synchronously, and the compression bar 63 is folded and ascended under the action of the torsion spring.

Preferably, a flexible cloth (not shown) is disposed between two adjacent pressing rods 63. It will be appreciated that when the struts 63 are rotated to a horizontal position, the flexible cloth is taut and thus is able to compress the position between the struts 63, and when the struts 63 are downwardly dependent, the flexible cloth contracts to facilitate removal of the struts 63 from between the front and

rear flaps

11, 12.

Preferably, the carton board folding device of the carton sealing machine further comprises a cutting mechanism, the cutting mechanism comprises a first cutter body 71, a second cutter body 72, a cutter frame 73 and a return spring 74, the first cutter body 71 and the second cutter body 72 are fixedly arranged on the cutter frame 73 and are parallel to the moving direction of the carton 1, the cutter frame 73 is slidably arranged on the base 2 and can move along the vertical direction, the upper end of the return spring 74 abuts against the cutter frame 73, the lower end of the return spring abuts against the base 2, a top rod 531 is fixedly arranged at the upper end of the spring rod 53, when the top rod 531 abuts against the cutter frame 73, when the first electric pole 52 extends, the cutter frame 73 can be driven to move downwards, so that the first cutter body 71 and the second cutter body 72 are driven to cut the carton 1.

Preferably, the knife holder 73 has a cross bar 731, and the first knife body 71 and the second knife body 72 are both connected to the cross bar 731, so that the first electric pole 52 is extended after the carton 1 passes under the cross bar 731.

Preferably, as shown in fig. 10, the conveying mechanism includes a second motor 31 and a conveyor belt 32, a plurality of slots 321 are arranged on the conveyor belt 32 at intervals, and the cardboard box 1 can be fixed in the slots 321.

Preferably, the base 2 is further provided with a first push plate 21 and a second push plate 22, the first push plate 21 is provided with a first inclined plate 211, the second push plate 22 is provided with a second inclined plate 221, when the carton 1 moves between the first inclined plate 211 and the second inclined plate 221, the first inclined plate 211 can push the left folded plate 13 to turn over, and the second inclined plate 221 can push the right folded plate 14 to turn over.

Preferably, during movement of the carton 1, the left flap 13 contacts the first sloping panel 211 and the right flap 14 contacts the second sloping panel 221.

The working mode of the invention is as follows:

s1: the second motor 31 is started to place the carton 1 in the clamping groove 321, the carton 1 moves along the conveyor belt 32, the first motor 41 is started to move the moving seat 51 synchronously with the carton 1, and the squeezing assembly is positioned right above the carton 1, as shown in fig. 2;

s2: as shown in fig. 7 and 8, the first electric pole 52 is extended, the pressing assembly is lowered, the pressing rod 63 extends into the carton 1 to press the goods tightly, and meanwhile, the top rod 531 abuts against the knife rest 73, so that the first knife body 71 and the second knife body 72 are lowered to cut the four corners of the carton 1; the carton 1 is cut to form a front flap 11, a rear flap 12, a left flap 13, and a right flap 14;

s3: with the continuous extension of the first electric pole 52, the pressure lever 63 abuts against the goods, the spring lever 53 contracts, and the front folding rod 55 and the rear folding rod 56 are driven to be clamped towards the middle by the first connecting rod 57 and the second connecting rod 58, so that the front folded plate 11 and the rear folded plate 12 are bent;

s4: when the carton 1 is moved to a position where the first cutter body 71 and the second cutter body 72 are separated, the left folded plate 13 abuts against the first push plate 21;

s5: as described in connection with fig. 9, when the right flap 14 of the cardboard box 1 abuts against the second push plate 22, the second electric pole 54 contracts, which drives the pressing component to move upward, and at the same time, the third electric pole 65 contracts, which drives the sliding sleeve 62 to move upward, so that the pressing rod 63 is folded downward under the action of the torsion spring, thereby being separated from the cardboard box 1;

s6: the carton 1 continues to move on the conveyor 32, the first pusher 21 covering the left flap 13 on the front 11 and rear 12 flaps, and the second pusher 22 covering the right flap 14 on the left flap 13.

It is worth mentioning that the box is not overfilled, which would result in the cut left and

right flaps

13 and 14 not covering the opening.

When the box body is placed on the transmission belt, the front folding plate 11, the rear folding plate 12, the left folding plate 13 and the right folding plate 14 are of an integral structure. Along with the movement of the carton 1, the carton 1 is cut by the cutting mechanism, and the cutting height is slightly higher than the height of the goods pressed by the pressing assembly, so that the front folding plate 11, the rear folding plate 12, the left folding plate 13 and the right folding plate 14 can be folded by the folding mechanism.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A box board folding device for a box sealing machine for folding a carton having a front flap, a rear flap, a left flap, and a right flap, the box board folding device comprising:

a machine base;

the conveying mechanism is arranged on the base and can be used for conveying the carton;

the driving mechanism comprises a first motor, a screw rod and a guide rod, wherein the first motor is fixed on the base;

folding mechanism, including remove seat, first pole, spring beam, second pole, preceding folding rod, back folding rod, first connecting rod, second connecting rod, extrusion subassembly, remove the seat slide set up in on the guide bar, and with screw rod threaded connection, first motor can drive the screw rod is rotatory, thereby drives folding mechanism moves in step with the cardboard box, first pole upper end set firmly in remove the seat, the lower extreme sets firmly in the spring beam upper end, the spring beam lower extreme links firmly in second pole upper end, the second pole lower extreme is connected in the extrusion subassembly, preceding folding rod and back folding rod all articulate in the spring beam upper end, first connecting rod one end articulates in the spring beam lower extreme, the other end articulates in preceding folding rod, second connecting rod one end articulates in the spring beam lower extreme, the other end articulates in back folding rod, therefore, when the first electric pole extends, the extrusion assembly can be driven to descend so as to extrude articles in the carton, and meanwhile, the spring rod contracts so that the front folding rod and the rear folding rod rotate synchronously to fold the front folding plate and the rear folding plate of the carton.

2. A box board folding device for a box sealer as claimed in claim 1, wherein said pressing member comprises a shaft, a slide bush, a plurality of pressing bars, a support plate, a third electric pole, the shaft lever is fixed at the lower end of the second electric pole, the support plate is fixed at the lower end of the shaft lever, the sliding sleeve is sleeved on the shaft lever, and can slide along the shaft lever, a plurality of pressure levers are annularly distributed and hinged on the shaft lever, and torsional springs are arranged at the hinged positions to ensure that the pressure levers rotate downwards, thereby abutting against the supporting plate, one end of the third electric pole is connected with the lower end of the second electric pole, the other end is connected on the sliding sleeve, when preceding folding rod is folded with the upset of back folding rod behind preceding folded plate and the back folded plate, the second pole contracts with the third pole is synchronous, the depression bar draws in and rises under the effect of torsional spring.

3. A box board folding apparatus for a box sealer according to claim 2, wherein a flexible cloth is provided between adjacent two pressing bars.

4. The box board folding device of a box sealing machine as claimed in claim 2, characterized in that the box board folding device of the box sealing machine further comprises a cutting mechanism, the cutting mechanism comprises a first cutter body, a second cutter body, a cutter frame and a return spring, the first cutter body and the second cutter body are fixedly arranged on the cutter frame and are arranged in parallel to the moving direction of the carton, the cutter frame is slidably arranged on the machine base and can move along the vertical direction, the upper end of the return spring abuts against the cutter frame, the lower end of the return spring abuts against the machine base, the upper end of the spring rod is fixedly provided with a push rod, when the push rod abuts against the cutter frame, when the first electric rod extends, the cutter frame can be driven to move downwards, so that the first cutter body and the second cutter body are driven to cut the carton.

5. A box board folding apparatus for a box sealer as claimed in claim 4, wherein said blade holder has a cross bar to which said first and second blade bodies are attached, and said first electric pole is extended when said carton box passes under said cross bar.

6. A box board folding apparatus for a box sealer as claimed in claim 1, wherein said transfer mechanism includes a second motor and a transfer belt, said transfer belt being provided with a plurality of slots at intervals, said box board being capable of being fixed in said slots.

7. The box board folding device of a box sealer as claimed in claim 1, wherein a first pushing board and a second pushing board are further provided on the base, the first pushing board has a first sloping board thereon, the second pushing board has a second sloping board thereon, when the carton is moved between the first sloping board and the second sloping board, the first sloping board can push the left folded board to turn, and the second sloping board can push the right folded board to turn.

8. A box board folding apparatus in a box sealer as claimed in claim 7, wherein said left flap contacts said first sloping panel first and said right flap contacts said second sloping panel second during movement of said carton.