CN112157950A - Forming machine for carton production and carton production process - Google Patents

Abstract

The application relates to a forming machine for producing cartons and a carton production process, wherein the forming machine comprises a base and a pressing plate; four support columns are fixed on the top of the base, and a pressing mechanism is arranged between each support column and the pressing plate; each group of pressing mechanisms comprises a pressing piece, a transmission piece and a triggering piece. The preparation method comprises the following steps: cutting the corrugated board into corrugated paper blocks, and then performing die cutting and line pressing on the corrugated paper blocks to mold and press the surfaces of the corrugated paper blocks into square pressing lines; respectively forming square notches at four top corners of the corrugated paper block, turning the edges of the corrugated paper block upwards along the pressing line to form box walls, and bonding two adjacent box walls through adhesive tapes to form a carton core material; gluing the outer lining of the carton and adhering the outer lining to the bottom surface of the core material of the carton; and (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material. This application has the effect that improves carton outer lining and carton core adhesion property.

Description

Forming machine for carton production and carton production process

Technical Field

The application relates to the field of forming machines, in particular to a forming machine for producing cartons and a carton production process.

Background

At present, a steel grabbing machine refers to a machine for grabbing steel materials, and comprises a material grabbing arm and a steel grabbing device arranged at the front end of the material grabbing arm. The steel grabbing machine is mainly used for grabbing and loading various materials such as waste metal, industrial waste, broken stones, construction waste and household waste.

The chinese utility model patent that the publication number is CN205167674U can be referred to the correlation technique, and it discloses a full-automatic carton make-up machine, including rubberizing forming mechanism, rubberizing forming mechanism includes the second telescopic link, and the end lock joint of second telescopic link has the second mould, and the upside of second mould is equipped with the rubberizing brush. Before the carton is formed, a layer of carton outer lining is generally required to be adhered to the outer surface of a carton core material, and the carton outer lining is adhered to the carton core material through a forming process; when the outer lining of the carton and the core material of the carton are not bonded tightly enough, dust or impurities can enter a gap between the outer lining of the carton and the core material of the carton, so that the bonding performance of the outer lining of the carton and the core material of the carton is influenced.

In view of the above-mentioned related art, the inventor believes that there is a problem in that when the outer liner of the carton and the core material of the carton are not adhered tightly enough, dust or foreign substances may enter into a gap between the outer liner of the carton and the core material of the carton, thereby affecting the adhesion performance of the outer liner of the carton and the core material of the carton.

Disclosure of Invention

In order to improve the bonding performance of the outer lining of the carton and the core material of the carton, the application provides a forming machine for producing the carton and a carton production process.

The application provides a make-up machine for carton production adopts following technical scheme:

a forming machine for producing cartons comprises a base and a pressing plate which is arranged above the base in a vertically sliding manner; four support columns are fixed on the top of the base, and a pressing mechanism for pressing the carton is arranged between each support column and the pressing plate; each group of pressing mechanisms comprises a pressing piece connected with the support column in a sliding manner along the width direction of the support column, a transmission piece connected with the support column in a sliding manner along the vertical direction, and a triggering piece connected with the support column in a sliding manner along the width direction of the support column; the relative insides of the pressing piece and the driving piece are respectively provided with a first inclined plane, and the relative insides of the driving piece and the triggering piece are respectively provided with a second inclined plane.

Through adopting above-mentioned technical scheme, trigger the piece and remove the back to keeping away from clamp plate one side through triggering, can drive the pressing part through the driving medium and support and press the clamp plate to support the pressure to the outer lining of carton to the clamp plate lateral wall, the outer lining adhesion of carton of being convenient for is in carton lateral wall surface. After the carton outer lining and the carton core material are pressed, the possibility of gaps can be reduced, so that the situation that dust falls between the carton outer lining and the carton core material is reduced, and the adhesion degree of the carton outer lining and the carton core material is improved.

Optionally, a first sliding groove is formed in one side of the supporting column, which is close to the pressing plate, and the supporting column is connected with the pressing piece in a sliding manner through the first sliding groove; the bottom of the first sliding groove is provided with a second sliding groove, and the supporting column is connected with the transmission piece in a sliding mode through the second sliding groove; a third sliding groove is formed in one side, close to the pressing plate, of the second sliding groove, and the supporting column is connected with the trigger piece in a sliding mode through the third sliding groove; and the opposite inner sides of the trigger piece and the pressure plate are respectively provided with a third inclined plane.

Through adopting above-mentioned technical scheme, through setting up the third inclined plane, the clamp plate of being convenient for pushes down the in-process and promotes the trigger piece and remove to reduce manual operation.

Optionally, first guide members are fixed to two sides of the pressing member respectively, first guide grooves are formed in the opposite inner sides of the first sliding grooves respectively, a first return spring is fixed to one side, close to the pressing plate, of each first guide member, and one end, far away from the first guide member, of each first return spring is fixedly connected with the support column through the first guide groove.

Through adopting above-mentioned technical scheme, first guide way provides the guide effect for first guide, reduces the possibility that the pressing member deviates from the track along support column width direction in-process removal. When the pressing piece moves towards one side far away from the pressing plate, the first return spring is in a compression state, so that the pressing piece is driven to reset towards one side close to the pressing plate through the first return spring.

Optionally, second guide parts are fixed to two sides of the trigger part respectively, second guide grooves are formed in the inner sides of the third sliding grooves, a second reset spring is fixed to one side, away from the pressing plate, of each second guide part, and one end, away from the second guide parts, of each second reset spring is fixedly connected with the support column through the second guide grooves.

Through adopting above-mentioned technical scheme, the second guide way provides the guide effect for the second guide part, reduces the trigger and moves the possibility that the in-process deviates from the track along support column width direction. After the trigger piece moves towards one side close to the pressing plate, the second return spring is in a compressed state, and the trigger piece is driven to reset towards one side far away from the pressing plate through the second return spring.

Optionally, a vertical plate is fixed on one side of the base, a transverse plate is fixed on the top of the vertical plate, an air cylinder is fixed on the top of the transverse plate, and a hydraulic shaft of the air cylinder penetrates through the transverse plate and the bottom end of the hydraulic shaft and is fixedly connected with the top surface of the pressing plate.

Through adopting above-mentioned technical scheme, the cylinder provides power for the clamp plate, and the clamp plate of being convenient for moves along vertical downstream to trigger the pressing part and press the lateral wall of carton core, improve the bonding degree of outer lining of carton and carton core.

Optionally, fixing rings are fixed at the tops of the four support columns; four guide rollers are uniformly distributed on the inner circumferential surface of the fixing ring along the circumferential direction of the fixing ring.

Through adopting above-mentioned technical scheme, provide the guide effect for the outer lining of carton through the wire roller, be convenient for make the outer lining of carton turn over and turn over to with the bonding of carton lateral wall.

Optionally, a square groove is formed in the top of the base, and a vertical pipe is arranged on the base in a vertically sliding manner through the square groove; an upright post is arranged in the upright tube along the vertical direction in a sliding manner, and a bottom plate is fixed at the top of the upright post; and a first spring is fixed at the bottom of the vertical pipe, and the bottom end of the first spring is fixedly connected with the bottom surface of the square groove.

Through adopting above-mentioned technical scheme, through setting up the bottom plate, be convenient for carry out the pressfitting to the bottom surface of carton core, reduce the possibility that gap appears in carton core and the outer lining bottom surface of carton.

Optionally, an elastic mechanism for driving the upright column to move upwards is arranged between the upright tube and the base; the elastic mechanism comprises a second spring fixed at the bottom of the upright post; the bottom end of the second spring is fixedly connected with the inner bottom surface of the vertical pipe; the opposite inner sides of the vertical pipes are respectively provided with a fourth sliding chute, and the vertical pipes are respectively connected with plug connectors which are used for being plugged with the side walls of the stand columns in a sliding manner through the two fourth sliding chutes; a third spring is fixed on one side of the plug connector, which is far away from the upright post, and one end of the third spring, which is far away from the plug connector, is fixedly connected with the vertical pipe through a fourth chute; the bottom of the vertical pipe is provided with two fifth sliding grooves, two abutting connection pieces are fixed on the bottom surfaces of the square grooves, and the two abutting connection pieces are connected with the vertical pipe in a sliding mode through the fifth sliding grooves respectively; the bottom surface of the inserting piece is provided with a matching through hole, and the matching through hole and the opposite inner side of the abutting piece are respectively provided with a fourth inclined plane.

By adopting the technical scheme, after the vertical pipe moves downwards, the vertical pipe is inserted into the fourth sliding groove through the plug connector, so that the limiting effect on the vertical pipe is relieved; the stand upwards resets under the elasticity effect of third spring to bounce the shaping carton at bottom plate top, be convenient for the shaping carton drawing of patterns.

In a second aspect, the present application provides a carton production process, which adopts the following technical scheme:

a carton production process comprises the following steps:

cutting the corrugated board into corrugated paper blocks, and then performing die cutting and line pressing on the corrugated paper blocks to mold and press the surfaces of the corrugated paper blocks into square pressing lines;

square notches are respectively formed in four top corners of the corrugated paper block, the edges of the corrugated paper block are upwards turned along the pressing lines to form box walls, and two adjacent box walls are bonded through adhesive tapes;

the outer lining of the carton is adhered to the bottom surface of the core material of the carton after being coated with glue;

and (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material.

By adopting the technical scheme, the carton outer lining is coated on the surface of the formed carton core material, so that the production requirements of cartons with different colors and styles can be met, and the production requirements of cartons with different styles can be met by the same carton core material preparation process.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the carton outer lining and the carton core material are pressed, the possibility of gaps can be reduced, so that the situation that dust falls between the carton outer lining and the carton core material is reduced, and the adhesion degree of the carton outer lining and the carton core material is improved. (ii) a

2. The third inclined plane is arranged, so that the trigger piece is pushed to move in the pressing process of the pressing plate, and manual operation is reduced;

3. after the vertical pipe moves downwards, the vertical pipe is inserted into the fourth sliding groove through the inserting piece, and the limiting effect on the vertical pipe is removed; the stand upwards resets under the elasticity effect of third spring to bounce the shaping carton at bottom plate top, be convenient for the shaping carton drawing of patterns.

Drawings

Fig. 1 is a schematic structural view of a molding machine according to an embodiment of the present application.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a sectional view taken along line B-B in fig. 2.

Description of reference numerals: 1. a base; 11. a vertical plate; 12. a transverse plate; 13. a cylinder; 14. a hydraulic shaft; 15. a square groove; 2. a support pillar; 21. a fixing ring; 22. a guide roller; 3. a column; 31. a base plate; 32. a first spring; 4. a pressing mechanism; 41. a pressing member; 42. a transmission member; 43. a trigger; 44. a first inclined plane; 45. a second inclined plane; 46. a first chute; 47. a second chute; 48. a third chute; 49. a third inclined plane; 5. pressing a plate; 51. a first guide member; 52. a vertical tube; 53. a first return spring; 54. a second guide member; 55. a fourth slope; 56. a second return spring; 6. an elastic mechanism; 61. a second spring; 62. a fourth chute; 63. a plug-in unit; 64. a third spring; 65. a fifth chute; 66. an abutting member; 67. and fitting the through hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a forming machine for producing a carton and a carton production process.

Example 1:

referring to fig. 1, a molding machine for carton production includes a base 1, a riser 11 fixed to one side of the base 1, and four support columns 2 fixed to the top of the base 1. A transverse plate 12 is fixed to the top of the vertical plate 11, an air cylinder 13 is fixed to the top of the transverse plate 12, and a hydraulic shaft 14 of the air cylinder 13 penetrates through the transverse plate 12 and the bottom end of the hydraulic shaft 14 to be fixed with a pressing plate 5 used for sleeving a carton core material. The paper box core material is sleeved on the periphery of the pressing plate 5, and the glued paper box outer lining is adhered to the bottom surface of the paper box core material. After the cylinder 13 is activated, the cylinder 13 will drive the pressing plate 5 to move downwards.

Referring to fig. 1 and 2, square fixing rings 21 are fixed to the tops of four support columns 2. Four guide rollers 22 are uniformly distributed on the inner peripheral surface of the fixed ring 21 along the circumferential direction of the fixed ring 21. Upon contact with the guide rollers 22, the outer liner of the carton folds upwardly and adheres to the side walls of the carton. The top of the base 1 is provided with a square groove 15, and the base 1 is provided with a vertical pipe 52 along the vertical direction in a sliding manner through the square groove 15; the vertical tube 52 is provided with a vertical column 3 along the vertical sliding direction, and the top of the vertical column 3 is fixed with a bottom plate 31. A pressing mechanism 4 for pressing the carton is arranged between each supporting column 2 and the pressing plate 5. The bottom of the vertical tube 52 is fixed with a first spring 32, and the bottom end of the first spring 32 is fixedly connected with the bottom surface of the square groove 15. After the vertical pipe 52 moves downwards, the first spring 32 applies an upward elastic force to the vertical pipe 52, so that the vertical pipe 52 is driven to return upwards by the first spring 32.

Referring to fig. 2 and 3, each set of pressing mechanisms 4 includes a pressing member 41 slidably connected to the support column 2 in the width direction of the support column 2, a transmission member 42 vertically slidably connected to the support column 2, and a triggering member 43 slidably connected to the support column 2 in the width direction of the support column 2. The pressing member 41 and the driving member 42 are respectively provided with a first inclined surface 44 on the opposite inner sides thereof, and the driving member 42 and the triggering member 43 are respectively provided with a second inclined surface 45 on the opposite inner sides thereof. After the trigger piece 43 is forced to move towards the side far away from the pressing plate 5, the trigger piece 43 can be pressed against the pushing transmission piece 42 through the second inclined surface 45 to move upwards, the trigger piece 43 can be pressed against the pushing pressing piece 41 through the first inclined surface 44 to move towards the side close to the pressing plate 5, and the side walls of the pressing plate 5 are respectively pressed, so that the outer lining of the carton is attached to the side wall on the inner side of the carton. A first sliding groove 46 is formed in one side, close to the pressing plate 5, of the supporting column 2, and the supporting column 2 is connected with the pressing piece 41 in a sliding mode through the first sliding groove 46; a second sliding groove 47 is formed in the bottom of the first sliding groove 46, and the support column 2 is connected with the transmission piece 42 in a sliding mode through the second sliding groove 47; a third sliding groove 48 is formed in one side, close to the pressing plate 5, of the second sliding groove 47, and the supporting column 2 is connected with the trigger 43 in a sliding mode through the third sliding groove 48. The opposite inner sides of the trigger 43 and the pressure plate 5 are respectively provided with a third inclined surface 49; the pressing plate 5 presses the triggering member 43 through the third inclined surface 49, and pushes the triggering member 43 to move toward the side close to the transmission member 42. The two sides of the pressing piece 41 are respectively fixed with a first guide piece 51, the opposite inner sides of the first sliding grooves 46 are respectively provided with a first guide groove, and the support column 2 is connected with the first guide piece 51 in a sliding manner through the first sliding grooves 46; a first return spring 53 is fixed on one side of each first guide part 51 close to the pressure plate 5, and one end of each first return spring 53 far away from the first guide part 51 is fixedly connected with the support column 2 through a first guide groove; when the pressing member 41 moves away from the pressing plate 5, the first return spring 53 is compressed, and the pressing member 41 is returned toward the pressing plate 5 by the first return spring 53. The two sides of the trigger 43 are respectively fixed with a second guiding element 54, and the opposite inner sides of the third sliding grooves 48 are respectively provided with a second guiding groove, and are connected with the trigger 43 in a sliding manner through the second guiding grooves. And a second return spring 56 is fixed on one side of each second guide 54, which is far away from the pressure plate 5, and one end of each second return spring 56, which is far away from the second guide 54, is fixedly connected with the support column 2 through a second guide groove. After the trigger 43 moves toward the side close to the pressure plate 5, the second return spring 56 is in a compressed state, and the trigger 43 is driven by the second return spring 56 to return toward the side away from the pressure plate 5.

Referring to fig. 2 and 4, an elastic mechanism 6 for driving the upright column 3 to move upwards is arranged between the upright tube 52 and the base 1. The elastic means 6 comprise a second spring 61 fixed to the bottom of the upright 3. The bottom end of the second spring 61 is fixedly connected with the inner bottom surface of the vertical pipe 52. The opposite inner sides of the vertical pipes 52 are respectively provided with a fourth sliding chute 62, and the vertical pipes 52 are respectively connected with a plug connector 63 for being plugged with the side wall of the upright post 3 through two fourth sliding chutes 62 in a sliding manner. And a third spring 64 is fixed on one side of the plug connector 63 far away from the upright post 3, and one end of the third spring 64 far away from the plug connector 63 is fixedly connected with the vertical pipe 52 through a fourth sliding groove 62. Two fifth chutes 65 are opened at the bottom of the vertical tube 52, two abutting pieces 66 are fixed on the bottom surface of the square groove 15, and the two abutting pieces 66 are connected with the vertical tube 52 through the fifth chutes 65 in a sliding manner. The bottom surface of the plug-in connector 63 is provided with a matching through hole 67, and the matching through hole 67 and the opposite inner side of the abutting connector 66 are respectively provided with a fourth inclined surface 55. After the abutting piece 66 is inserted into the matching through hole 67, the abutting piece 66 pushes the plug-in piece 63 through the fourth inclined surface 55, so that the plug-in piece 63 is separated from the upright post 3; the column 3 is moved upward by the elasticity of the second spring 61.

The implementation principle of the forming machine for producing the cartons in the embodiment of the application is as follows:

the pressing plate 5 is sleeved with the carton core materials, the carton outer lining after gluing is adhered to the bottom surface of the carton core materials, the pressing plate 5 is pushed to move downwards after the air cylinder 13 is started, and the carton outer lining is respectively folded upwards after being contacted with the guide rollers 22 so as to be adhered to the side wall of the carton. The pressing plate 5 continues to move downwards and then abuts against the triggering piece 43, the four triggering pieces 43 are pushed to move towards one side away from the pressing plate 5 respectively, after the triggering pieces 43 are stressed to move towards one side away from the pressing plate 5, the triggering pieces 43 can abut against and push the transmission piece 42 to move upwards through the second inclined planes 45, the triggering pieces 43 can abut against and push the pressing piece 41 to move towards one side close to the pressing plate 5 through the first inclined planes 44, the side walls of the pressing plate 5 are pressed respectively, and therefore the outer lining of the carton is attached to the side walls of the inner side of the carton.

A carton production process comprises the following steps:

the corrugated board is cut into corrugated paper blocks of 120x120cm2, die cutting and line pressing are carried out on the corrugated paper blocks through a die cutting machine, so that the surfaces of the corrugated paper blocks are molded to form square lines, and the side length of each square line is 90 cm.

And respectively arranging square notches at four vertex angles of the corrugated paper block by a grooving machine, wherein the side length of each square notch is 20 cm. The corrugated paper blocks are turned upwards along the pressing lines to form box walls, and two adjacent box walls are bonded through adhesive tapes.

And gluing the top surface of the carton outer liner, and adhering the glued carton outer liner to the bottom surface of the carton core material.

And (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material.

Example 2:

the corrugated board is cut into corrugated paper blocks of 120x120cm2, die cutting and line pressing are carried out on the corrugated paper blocks through a die cutting machine, so that the surfaces of the corrugated paper blocks are molded to form square lines, and the side length of each square line is 95 cm.

And respectively arranging square notches at four vertex angles of the corrugated paper block by a grooving machine, wherein the side length of each square notch is 25 cm. The corrugated paper blocks are turned upwards along the pressing lines to form box walls, and two adjacent box walls are bonded through adhesive tapes.

And gluing the top surface of the carton outer liner, and adhering the glued carton outer liner to the bottom surface of the carton core material.

And (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material.

Example 3:

the corrugated board is cut into corrugated paper blocks of 120x120cm2, die cutting and line pressing are carried out on the corrugated paper blocks through a die cutting machine, so that the surfaces of the corrugated paper blocks are molded to form square lines, and the side length of each square line is 100 cm.

And respectively arranging square notches at four vertex angles of the corrugated paper block by a grooving machine, wherein the side length of each square notch is 30 cm. The corrugated paper blocks are turned upwards along the pressing lines to form box walls, and two adjacent box walls are bonded through adhesive tapes.

And gluing the top surface of the carton outer liner, and adhering the glued carton outer liner to the bottom surface of the carton core material.

And (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A forming machine for producing cartons comprises a base (1) and a pressing plate (5) which is arranged above the base (1) in a sliding manner along the vertical direction; base (1) top is fixed with four support columns (2), its characterized in that: a pressing mechanism (4) for pressing the carton is arranged between each supporting column (2) and the pressing plate (5); each group of pressing mechanisms (4) comprises a pressing piece (41) connected with the support column (2) in a sliding manner along the width direction of the support column (2), a transmission piece (42) connected with the support column (2) in a sliding manner along the vertical direction, and a triggering piece (43) connected with the support column (2) in a sliding manner along the width direction of the support column (2); the inner sides of the pressing piece (41) and the transmission piece (42) opposite to each other are respectively provided with a first inclined surface (44), and the inner sides of the transmission piece (42) and the trigger piece (43) opposite to each other are respectively provided with a second inclined surface (45).

2. The forming machine and the carton production process for carton production according to claim 1, wherein: a first sliding groove (46) is formed in one side, close to the pressing plate (5), of the supporting column (2), and the supporting column (2) is connected with the pressing piece (41) in a sliding mode through the first sliding groove (46); a second sliding chute (47) is formed at the bottom of the first sliding chute (46); a third sliding groove (48) is formed in one side, close to the pressing plate (5), of the second sliding groove (47), and the supporting column (2) is connected with the triggering piece (43) in a sliding mode through the third sliding groove (48); and the opposite inner sides of the trigger piece (43) and the pressure plate (5) are respectively provided with a third inclined plane (49).

3. The forming machine and the carton production process for carton production according to claim 2, wherein: first guide pieces (51) are respectively fixed on two sides of the pressing piece (41), first guide grooves are respectively formed in the opposite inner sides of the first sliding grooves (46), and the supporting column (2) is connected with the first guide pieces (51) in a sliding mode through the first sliding grooves (46); and one side of each first guide piece (51) close to the pressure plate (5) is fixedly provided with a first return spring (53), and one end of each first return spring (53) far away from the first guide piece (51) is fixedly connected with the support column (2) through a first guide groove.

4. The forming machine and the carton production process for carton production according to claim 2, wherein: second guide pieces (54) are fixed to two sides of the trigger piece (43) respectively, second guide grooves are formed in the opposite inner sides of the third sliding grooves (48) respectively, a second reset spring (56) is fixed to one side, away from the pressing plate (5), of each second guide piece (54), and one end, away from the second guide pieces (54), of each second reset spring (56) is fixedly connected with the supporting column (2) through the second guide grooves.

5. The forming machine and the carton production process for carton production according to claim 1, wherein: base (1) one side is fixed with riser (11), riser (11) top is fixed with diaphragm (12), diaphragm (12) top is fixed with cylinder (13), hydraulic shaft (14) of cylinder (13) run through diaphragm (12) and hydraulic shaft (14) bottom with clamp plate (5) top surface fixed connection.

6. The forming machine and the carton production process for carton production according to claim 1, wherein: fixing rings (21) are fixed at the tops of the four support columns (2); four guide rollers (22) are uniformly distributed on the inner circumferential surface of the fixing ring (21) along the circumferential direction of the fixing ring (21).

7. The forming machine and the carton production process for carton production according to claim 1, wherein: a square groove (15) is formed in the top of the base (1), and a vertical pipe (52) is arranged on the base (1) in a sliding mode along the vertical direction through the square groove (15); an upright post (3) is arranged in the vertical tube (52) in a sliding manner along the vertical direction, and a bottom plate (31) is fixed at the top of the upright post (3); the bottom of the vertical pipe (52) is fixedly provided with a first spring (32), and the bottom end of the first spring (32) is fixedly connected with the bottom surface of the square groove (15).

8. The forming machine and the carton producing process for the carton production according to claim 7, wherein: an elastic mechanism (6) for driving the upright post (3) to move upwards is arranged between the vertical tube (52) and the base (1); the elastic mechanism (6) comprises a second spring (61) fixed at the bottom of the upright post (3); the bottom end of the second spring (61) is fixedly connected with the inner bottom surface of the vertical pipe (52); the opposite inner sides of the vertical pipes (52) are respectively provided with a fourth sliding chute (62), and the vertical pipes (52) are respectively connected with plug connectors (63) which are used for being plugged with the side walls of the upright posts (3) in a sliding manner through the two fourth sliding chutes (62); a third spring (64) is fixed on one side, away from the upright post (3), of the plug connector (63), and one end, away from the plug connector (63), of the third spring (64) is fixedly connected with the vertical pipe (52) through a fourth sliding groove (62); the bottom of the vertical pipe (52) is provided with two fifth sliding grooves (65), the bottom surface of the square groove (15) is fixed with two abutting parts (66), and the two abutting parts (66) are connected with the vertical pipe (52) in a sliding mode through the fifth sliding grooves (65) respectively; a matching through hole (67) is formed in the bottom surface of the plug connector (63), and a fourth inclined surface (55) is formed in the corresponding inner side of the matching through hole (67) and the abutting part (66) respectively.

9. A carton production process as claimed in any one of claims 1 to 8, comprising the steps of:

cutting the corrugated board into corrugated paper blocks, and then performing die cutting and line pressing on the corrugated paper blocks to mold and press the surfaces of the corrugated paper blocks into square pressing lines;

respectively forming square notches at four top corners of the corrugated paper block, turning the edges of the corrugated paper block upwards along the pressing line to form box walls, and bonding two adjacent box walls through adhesive tapes to form a carton core material;

gluing the outer lining of the carton and adhering the outer lining to the bottom surface of the core material of the carton;

and (4) feeding the bonded paper box outer lining and the paper box core material into a forming machine, so that the paper box outer lining is coated on the outer surface of the paper box core material.

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