TWI537185B - Cardboard forming device - Google Patents

Description

Cardboard forming device

The present invention relates to a paperboard forming apparatus, and more particularly to a paperboard forming apparatus which can quickly produce a semi-finished product of a double-strength structural paperboard.

The pallet is an industrial product. The more developed the country, the higher the usage rate of the pallet. The wooden pallet is common in the past, but it has many defects such as easy mold, easy to lose wood chips and iron nails. It is gradually being phased out; instead, it is a plastic pallet that is completely free of wooden pallets. Although the plastic pallets have the advantages of insect proof, waterproof and recyclable, the cost is also greatly increased in the case of decreasing petroleum resources.

In view of the lack of the above-mentioned conventional pallets, the paper pallet can be said to be a pallet with the highest practicability, environmental protection and economic efficiency; the current paper pallet production technology can be fully automated production, but it is known. The production method is too cumbersome, so the production time is still too long. Therefore, the production technology of paper pallets still has technical bottlenecks to be broken.

In the case of the Republic of China Patent Application No. 101108256, a device capable of achieving the effect of one-time molding and improving the mass production speed and strength of a conventional paper pallet with a strong structural folding method is disclosed, but as shown in Fig. 1, the case The corrugated plate B is bent and formed by indenting the corrugated plate B inwardly (as indicated by the arrow) by the rollers W1 and W2 of the forming portion. Therefore, the corrugated plate B still has a large outwardly extending stress during the forming of the crucible. In order to avoid affecting the structure of the cardboard, it is necessary to add a plurality of sets of rollers, so that the cardboard is gradually bent and formed, and then the cardboard is covered and covered to form a finished product of the paper pallet.

It can be seen that the above equipment will directly produce the finished product of the paper pallet. If the semi-finished product with the same bent double-layer structural paperboard is to be further processed, the equipment faces the limitation that the equipment cannot penetrate in advance, and more The set of rollers is formed by compression molding, and there is still room for improvement in manufacturing speed.

The object of the present invention is to increase the speed of the automated process of the double-strength structural paperboard to shorten the completion time.

Accordingly, the applicant has improved and studied according to the method disclosed in the disclosure of the Patent Document No. I325365 "Cardboard Structure and Manufacturing Method" thereof, and proposes a paperboard forming device comprising a cardboard forming device. The utility model comprises: a paper feeding part, wherein the paper feeding part is input into the corrugated board piece by piece; and a paper feeding part is successively arranged on the paper feeding part, the paper feeding part comprises a plurality of paper feeding wheel sets arranged adjacent to each other, The paper feed roller sets respectively include two paper feed rollers arranged in parallel with each other in the axial direction; a molding portion, which is successively disposed on the paper feed portion, the molding portion including a first molding wheel and a second molding wheel The first forming wheel and the second forming wheel are disposed in parallel with each other in the axial direction, and the first forming wheel and the second forming wheel respectively have a plurality of forming gears disposed along a surface thereof, and the forming gears are mutually phased Adjacently disposed; a nip portion, the nip portion is disposed along a circumference of the first forming wheel, the nip portion includes an adjacent plurality of pressure rollers; a rubberizing portion, the glue portion is disposed at a side of the molding portion The gumming portion has a a glue tank and a gumming unit connected to the glue tank; and a base paper portion disposed on a side of the gumming portion for inputting the base paper to the pressing portion and pressing the corrugated plate to each other.

The cardboard forming device of the present invention presses and bends the corrugated plate which is successively fed by the first forming wheel and the second forming wheel, and applies the base paper on one side of the formed corrugated plate to form a semi-finished product of the double-force structural paperboard. .

[study]

B‧‧‧Wood plate

W1, W2‧‧‧ wheel

〔this invention〕

1‧‧‧Feeding Department

2‧‧‧Feeding Department

21‧‧‧Feed wheel set

22‧‧‧ Feeding wheel

3‧‧‧Forming Department

31‧‧‧First forming wheel

32‧‧‧Second forming wheel

33, 34‧‧‧ molded gear

331, 341‧‧‧ top top

332, 342‧‧‧ right ventral

333, 343‧‧‧ under the top

334, 344‧‧‧ left ventral

4‧‧‧Pressing Department

41‧‧‧pressure wheel

5‧‧‧Gluing Department

51‧‧‧Glue sink

52‧‧‧Gluing unit

53‧‧‧First wheel

54‧‧‧Second wheel

6‧‧‧Original paper department

61‧‧‧paper holder

62‧‧‧Original paper reel

63‧‧‧Original paper

7‧‧‧guide wheel

8‧‧‧cutting department

C‧‧‧ corrugated plate

P‧‧‧Bei Li structural cardboard semi-finished products

Figure 1: Schematic diagram of the conventional corrugated sheet forming operation.

Figure 2: Schematic diagram of the structure of the present invention.

Figure 3: Schematic diagram of the operation of the present invention.

Fig. 4 is a partially enlarged view of the molded gear of the present invention.

Fig. 5 is a schematic view showing the operation of another embodiment of the present invention.

Figure 6 is a perspective view of a semi-finished product of a double-strength structural paperboard made by the present invention.

The objects, technical features, features and effects achieved by the present invention will be more readily understood from the following detailed description of the embodiments. First, please refer to Figs. 2 and 3 to illustrate the structure of the present invention.

A paperboard forming device comprises a paper feeding portion 1, a paper feeding portion 2, a molding portion 3, a pressing portion 4, a rubberizing portion 5 and a base paper portion 6, wherein the paper feeding portion 1 can be a paper feeding machine for inputting the stacked general corrugated plate C into the paper feeding portion 2 piece by piece, and the corrugated plate C is used as a substrate of the unmolded double-force structural paperboard, and the paper feeding portion 2 is successively disposed on the paper feeding portion. The paper feed unit 2 includes a plurality of paper feed roller sets 21 disposed adjacently, which are illustrated in the present embodiment as three sets, and the paper feed wheel sets 21 respectively include two axially parallel sets. a paper wheel 22 for conveying the corrugated plate C to the forming portion 3 for preparation The action of pressing and bending the corrugated flat plate C is performed.

In the following, the main means of the present invention resides in the molding portion 3, the nip portion 4, the gumming portion 5, the base paper portion 6, and a guide wheel 7, wherein the molding portion 3 is successively disposed on the paper feed. The nip portion 4 is disposed along the circumference of the first molding wheel 31. The gumming portion 5 is disposed on the side of the molding portion 3, and the base paper portion 6 is disposed on the side of the glue portion 5, wherein the molding portion is formed. The portion 3 includes a first forming wheel 31 and a second forming wheel 32. The first forming wheel 31 and the second forming wheel 32 respectively have a plurality of forming gears 33, 34 disposed along a surface thereof, and the forming gears 33, 34 respectively, a continuous upper abutment surface 331, 341, a right ventral surface 332, 342, a lower abutment surface 333, 343 and a left ventral surface 334, 344, and the shaped gears 33, 34 are mutually phase The gumming portion 5 includes a glue tank 51 and a gumming unit 52 connected to the glue tank 51. The base paper portion 6 includes a base paper frame 61 and a base paper roll 62. The base paper roll 62 is provided. In the base paper frame 61.

Hereinafter, the operation mode of the cardboard forming apparatus of the present invention will be described with reference to Figs. 3 and 4.

The first molding wheel 31 and the second molding wheel 32 are disposed in parallel with each other in the axial direction. When the corrugated plate C is fed from the paper feeding portion 1 and the paper feeding portion 2 to the molding portion 3, the corrugated plate C is used by the first molding wheel 31. The forming gears 33, 34 at the outer edge of the second forming wheel 32 are pressed and bent, and in order to prevent the corrugated plate C which is pressed and bent, there is still an outwardly extending stress which affects the formed structure, so further penetration is required. A base paper is attached to maintain the structure of the corrugated plate C; the base paper 63 is formed by the base paper portion 6 to be applied to the corrugated plate C after the molding, and is further disposed on the base paper portion 6 and the glue portion 5 A guide roller 7 guides the conveying direction of the base paper 63, so that the base paper 63 is guided to the gumming portion 5, and the base paper 63 passes through a first roller 53 disposed in parallel with each other in the rubberizing unit 52, and is disposed on the rubber Sink 51 A second roller 54 is disposed between the base paper 63 to adhere the glue, and the base paper 63 adhered to the glue is further conveyed to the molding portion 3; subsequently, the formed corrugated plate C and the glued base paper 63 are The pressure rollers 41 respectively adjacent to each other and disposed along the circumference of the first molding wheel 31 are rolled and attached. If further cutting is required, a cutting portion 8 may be further disposed on the molding portion 3, and finally The corrugated plate C and the base paper 63 are mainly formed by the molding portion 3, the pressing portion 4 is rolled, and the glue portion 5 is coated with glue to form an upper abutment surface and a right abdomen surface as shown in the drawing. a semi-finished product of a double-strength structural paperboard with a continuous structure of the top abutment and a left ventral surface (as shown in Fig. 6); subsequently, the semi-finished product P of the double-forced structural paperboard can be further transferred to the outer cardboard by manual or automatic equipment. , edging or mounting the foot, but it is a technology well known in the art, and will not be described here.

In addition, in another embodiment of the present invention, please refer to FIG. 5, which is to change the glue portion 4 to the side closer to the molding portion 3. The glue unit 52 is directly implemented by a roller, and the same can be directly used. The roller applies a glue to the bent corrugated plate C, and when the base paper 63 is guided by the guide wheel 7 to the pressing wheel 41 adjacent to the gluing unit 52, the base paper 63 can be borrowed from the corrugated plate C. The remaining pressure roller 41 is rolled and pasted; in addition, one side of the rubberizing portion 5 of the two embodiments may further be provided with a heating unit (not shown) for the glued base paper 63 or the glued material. The corrugated plate C can be preheated by the heating unit to allow the moisture in the glue to evaporate quickly, so that the corrugated plate C and the base paper 63 have a better covering effect.

In the upper part, in order to make the corrugated board C and the base paper 63 are more closely attached, the forming part 3 may further include an adsorption unit (not shown) disposed inside the first forming wheel 31 and disposed on the first forming wheel. The surface of the 31 is a plurality of suction ports (not shown) corresponding to the adsorption unit, and the adsorption unit is implemented by a suction fan, and the corrugated plate C is transmitted through the suction ports. The first forming wheel 31 is attracted close to the first forming wheel 31 (as indicated by the arrow inside the first forming wheel 31), and the base paper 63 can be attached to the corrugated plate C more stably and continuously rolled and conveyed; further, the adsorption unit can be modified. The air blowing unit (not shown) disposed along the outer side of the pressure roller is implemented to achieve an effect similar to the adsorption unit by blowing air from the outside of the molding portion 3 into the molding portion.

It should be specifically stated that the molding and arrangement of the shaped gears of the present invention are compared with the case of the Republic of China Patent Application No. 101108256, and the present invention only needs to be rolled through a set of forming rollers and can be directly attached to the base paper. It is molded and can be directly attached to the semi-finished structure of the double-strength structural paperboard which is formed by bending the base paper, so it is faster in manufacturing speed than the previous one.

In summary, the advantages of the present invention are:

1. Break through the bottleneck of the manufacturing speed of existing paper pallets.

2. Quickly complete the semi-finished product for subsequent processing of rich changes.

3. The bent structure after molding can be retained only by attaching the base paper.

However, the foregoing embodiments are intended to enable those skilled in the art to understand the scope of the present invention and are not intended to limit the scope of the present invention; therefore, the shapes, structures, and features described in the scope of the present application are Equivalent changes or modifications are intended to be included in the scope of the invention.

1‧‧‧Feeding Department

2‧‧‧Feeding Department

21‧‧‧Feed wheel set

22‧‧‧ Feeding wheel

3‧‧‧Forming Department

31‧‧‧First forming wheel

32‧‧‧Second forming wheel

33, 34‧‧‧ molded gear

4‧‧‧Pressing Department

41‧‧‧pressure wheel

5‧‧‧Gluing Department

51‧‧‧Glue sink

52‧‧‧Gluing unit

53‧‧‧First wheel

54‧‧‧Second wheel

6‧‧‧Original paper department

61‧‧‧paper holder

62‧‧‧Original paper reel

7‧‧‧guide wheel

Claims (9)

A paperboard forming device comprises: a paper feeding portion for inputting a corrugated plate piece by piece; and a paper feeding portion successively disposed on the paper feeding portion, the paper feeding portion comprising a plurality of adjacently disposed paper portions a paper feed roller set, the paper feed roller sets respectively include two paper feed rollers arranged in parallel with each other in the axial direction; a molding portion, the molding portion is successively disposed on the paper feed portion, the molding portion includes a first molding wheel and a second forming wheel, wherein the first forming wheel and the second forming wheel are disposed in parallel with each other in an axial direction, and the first forming wheel and the second forming wheel respectively have a plurality of forming gears disposed along a surface thereof, and the forming The gears are disposed adjacent to each other; a nip portion is disposed along a circumference of the first forming wheel, the nip portion includes an adjacent plurality of pressure rollers; a rubberizing portion, the glueing portion is disposed at the molding On one side of the portion, the glue-on portion has a glue tank and a glue unit connected to the glue tank; and a base paper portion disposed on a side of the glue-on portion for inputting the base paper to the nip portion The corrugated plate is pressed against each other. A paperboard forming apparatus according to claim 1, wherein the base paper portion comprises a base paper holder and a base paper roll, and the base paper roll is disposed on the base paper holder. A paperboard forming apparatus according to the first aspect of the invention, further comprising a guide wheel disposed between the base paper portion and the gumming portion for guiding a conveying direction of the base paper of the base paper portion. A paperboard forming apparatus according to claim 1, further comprising a cutting portion, wherein the cutting portion is successively disposed on the molding portion. A paperboard forming apparatus according to claim 1, wherein The squeezing unit includes a first roller and a second roller disposed in parallel with each other in the axial direction, and the second roller is disposed in the glue sump. The paperboard forming apparatus of claim 1, wherein the gumming unit comprises a roller, and the roller is disposed in the glue tank. The paperboard forming apparatus according to the first aspect of the invention, wherein the forming part further comprises an adsorption unit and a plurality of suction ports corresponding to the adsorption unit, the adsorption unit being disposed inside the first molding wheel. The paperboard forming apparatus according to claim 1, wherein the forming gears are respectively formed by a continuous upper abutting surface, a right ventral surface, a lower abutting surface and a left ventral surface for forming a corrugated plate. A paperboard forming apparatus according to the first aspect of the invention, further comprising a heating unit disposed on a side of the gumming portion for evaporating moisture in the glue.