A folding device for packaging cartons

Abstract

The utility model discloses a folding device for packaging cartons, which relates to the technical field of carton folding, comprises a bottom plate and two support plates 1, the bottom plate is provided with an adjusting mechanism for adjusting the distance between the two support plates 1, two cylinders are installed on the top of the bottom plate, buffer springs are arranged inside the two cylinders, sliding columns are slidably installed on the inner walls of the two cylinders, two support plates 2 are installed on the top of the bottom plate, a connecting frame is installed on the bottom plate, two electric push rods are installed on the surface of the connecting frame, connecting seats are respectively installed on the surfaces of the two sliding columns and the electric push rods, fixing plates are slidably installed on the two connecting seats, and fixing mechanisms for elastically clamping and fixing the connecting seats are arranged on the two connecting seats. According to the utility model, carton plates of different lengths can be folded into box shapes, and the operation is simple, the application range is wide, and the practicability is strong.

Description

Technical Field

[0001] The utility model relates to the technical field of carton folding, in particular to a folding device for packaging cartons. Background Art

[0002] Carton packaging is the main force of modern logistics packaging, and it bears the important responsibility of protecting, beautifying and promoting products. When choosing cartons, we should also choose appropriate cartons according to the size and load-bearing capacity of the products. The classification of carton packaging is usually based on the corrugated type of cardboard. Corrugated cardboard is made of face paper, lining paper, core paper and corrugated paper. The patent announcement number in China is CN 220535048. U discloses a high-efficiency carton folding device for carton processing, comprising a support frame, a support platform installed inside the support frame, a support plate arranged between the two support platforms, a folding plate arranged above the support plate, a first connecting hole opened on the side of the support frame, a first connecting rod fixed to the side of the support platform, the first connecting rod passing through the first connecting hole, a first nut connected to the surface of the first connecting rod, a first mounting plate installed at the bottom end of the support plate, a second connecting hole opened on the surface of the first mounting plate, a second connecting rod fixed to the bottom end of the support plate, the second connecting rod passing through the second connecting hole, a second nut connected to the surface of the second connecting rod, and a column fixed to the bottom end of the support frame.

[0003] In the above technical solution, the distance between the two support platforms is adjusted by two first connecting rods, and then the two first connecting rods are fastened to the sides of the support frame by two first nuts. Although it plays an adjusting role, the operation is relatively cumbersome, and the adjusted distances of the two support plates may be unequal and there may be deviations, which affects the folding effect. The second and third connecting rods cooperate with the second and third nuts to replace the support plates and the folding plates, but the operation is also relatively cumbersome.

[0004] For this purpose, a folding device for packaging cartons is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems raised in the above background technology. The utility model provides a folding device for packaging cartons.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] The folding device of one embodiment of the present invention is a kind of folding device for packaging cartons, comprising a base plate and two support plates 1, a support column is installed at the bottom of the base plate, an adjustment mechanism for the distance between the two support plates 1 is arranged on the base plate, and the two support plates 1 are arranged on the adjustment mechanism, two cylinders are installed on the top of the base plate, buffer springs are arranged inside the two cylinders, sliding columns are slidably installed on the inner walls of the two cylinders, and the sliding columns are in contact with the buffer springs, two support plates 2 are installed on the top of the base plate, a connecting frame is installed on the base plate, two electric push rods are installed on the surface of the connecting frame, connecting seats are respectively installed on the surfaces of the two sliding columns and the electric push rods, fixing plates are slidably installed on the two connecting seats, and fixing mechanisms for elastically clamping and fixing the connecting seats are arranged on the two connecting seats.

[0008] Furthermore, the adjustment mechanism includes a bidirectional screw, a rectangular groove is opened on the top of the base plate, the bidirectional screw is rotatably installed inside the rectangular groove, and the bidirectional screw is rotatably installed on the base plate, two rectangular blocks are threadedly installed on the outer wall of the bidirectional screw, and the two rectangular blocks are slidably installed on the inner wall of the rectangular groove, and a support plate is installed on the top of the rectangular block.

[0009] Furthermore, the front end of the bidirectional screw extends outside the base plate, a worm wheel is installed on the surface of the bidirectional screw at the extended end, a fixed shell is installed on the front side of the base plate, a limiting rod is rotatably installed inside the fixed shell, a worm is installed on the outer wall of the limiting rod, and the worm wheel is meshed with the worm, the right end of the limiting rod extends outside the fixed shell, and a twist handle is installed on the surface of the limiting rod at the extended end.

[0010] Furthermore, the fixing mechanism includes a long plate, which is installed on the surface of the base plate, a cylinder is slidably installed on the long plate, a connecting spring is sleeved on the outer wall of the cylinder, a clamping plate is installed on the surface of the cylinder, a fixing rod is installed on the side of the cylinder away from the clamping plate, a clamping slot is opened on the fixing plate, and the clamping plate is slidably installed on the inner wall of the clamping slot.

[0011] Furthermore, the number of the cylinders and the connecting springs is set to three and are equidistantly distributed.

[0012] Furthermore, a T-shaped column is rotatably mounted on the fixing rod, and a connecting rod is mounted on the surface of the T-shaped column.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model is provided with a bidirectional screw, a clamping block and a T-shaped column, etc., and by rotating the twist handle, the limit rod and the worm are driven to rotate, and the worm drives the worm wheel to rotate, so that the bidirectional screw is rotated, and the two rectangular blocks are driven to slide close to each other on the bidirectional screw and in the rectangular groove, and the two support plates move close to each other accordingly, and the distance between the two support plates is adjusted, and the connecting rod is pulled to make the T-shaped column and the fixing rod move accordingly, and the connecting spring is compressed. When the clamping plate is separated from the inside of the clamping groove, it can continue to be pulled and rotated to make the clamping plate move close to each other. The connecting rod rotates in the fixed rod and changes from horizontal to longitudinal, that is, the connecting rod is loosened. Under the reset elastic force of the connecting spring, the connecting rod is driven to fit tightly with the connecting seat, and the position of the card plate is limited, which is convenient for taking out and replacing the fixed plate. When the replacement is completed, the connecting rod is pulled to rotate it, and then the connecting rod is loosened. Under the reset elastic force of the connecting spring, the card plate is reset and inserted into the card slot, and the connecting seat and the fixed plate are locked, so that carton boards of different lengths can be folded into boxes. The operation is simple, the application range is wide, and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0017] Figure 3 It is a partial structural schematic diagram of the regulating mechanism of the utility model;

[0018] Figure 4 It is a partial structural schematic diagram of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the fixing mechanism of the utility model.

[0020] : 1. base plate; 2. support column; 3. adjustment mechanism; 301. rectangular groove; 302. bidirectional screw; 303. rectangular block; 304. worm gear; 305. fixed shell; 306. limit rod; 307. worm; 308. twist handle; 4. support plate one; 5. support plate two; 6. cylinder; 7. buffer spring; 8. sliding column; 9. connecting seat; 10. fixed plate; 11. connecting frame; 12. electric push rod; 13. fixing mechanism; 1301. long plate; 1302. cylinder; 1303. connecting spring; 1304. clamping plate; 1305. fixing rod; 1306. clamping groove; 1307. T-column; 1308. connecting rod. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0024] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0025] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] like Figure 1-5As shown, a folding device for packaging cartons comprises a bottom plate 1 and two support plates 4, a support column 2 is installed at the bottom of the bottom plate 1, an adjustment mechanism 3 for adjusting the distance between the two support plates 4 is arranged on the bottom plate 1, and the two support plates 4 are arranged on the adjustment mechanism 3, two cylinders 6 are installed on the top of the bottom plate 1, buffer springs 7 are arranged inside the two cylinders 6, sliding columns 8 are slidably installed on the inner walls of the two cylinders 6, and the sliding columns 8 are in contact with the buffer springs 7, two support plates 5 are installed on the top of the bottom plate 1, a connecting frame 11 is installed on the bottom plate 1, two electric push rods 12 are installed on the surface of the connecting frame 11, connecting seats 9 are respectively installed on the surfaces of the two sliding columns 8 and the electric push rods 12, fixing plates 10 are slidably installed on the two connecting seats 9, and fixing mechanisms 13 for elastically clamping and fixing the connecting seats 9 are arranged on the two connecting seats 9. In this embodiment, when in use, by placing the carton board with creases on the two support On the plate 1 4 and the two supporting plates 2 5, starting the two electric push rods 12 will drive the upper connecting seat 9 and the fixed plate 10 to fold the creased carton plate, and drive the lower connecting seat 9 and the fixed plate 10 to move downward, and the two sliding columns 8 compress the two buffer springs 7. When the creased carton plate is folded into a box shape, the two electric push rods 12 are retracted, and under the reset elastic force of the two buffer springs 7, the lower connecting seat 9 and the fixed plate 10 are reset, driving the carton to move upward, which is convenient for taking the carton material. When folding creased carton plates of different specifications and lengths, the distance between the two supporting plates 1 4 is adjusted by the adjusting mechanism 3, and then the fixation between the two fixed plates 10 and the two connecting seats 9 is released by the two fixing mechanisms 13, and the fixed plates 10 adapted to their lengths are replaced, so that the creased carton plates of different specifications and lengths can be folded, so that the carton plates of different lengths can be folded into a box shape, which is simple to operate, has a wide range of applications and is highly practical.

[0027] like Figure 1-3 As shown, the adjustment mechanism 3 includes a bidirectional screw 302, a rectangular groove 301 is opened on the top of the base plate 1, the bidirectional screw 302 is rotatably installed inside the rectangular groove 301, and the bidirectional screw 302 is rotatably installed on the base plate 1, two rectangular blocks 303 are threadedly installed on the outer wall of the bidirectional screw 302, and the two rectangular blocks 303 are slidably installed on the inner wall of the rectangular groove 301, and the support plate 4 is installed on the top of the rectangular block 303. In this embodiment, when the bidirectional screw 302 rotates, the two rectangular blocks 303 are driven to slide close to each other on the bidirectional screw 302 and in the rectangular groove 301, and the two support plates 4 move close to each other accordingly, thereby adjusting the distance between the two support plates 4.

[0028] like Figure 1 , Figure 3As shown, the front end of the bidirectional screw 302 extends to the outside of the base plate 1, and a worm wheel 304 is installed on the surface of the bidirectional screw 302 at the extended end, and a fixed shell 305 is installed on the front side of the base plate 1. A limit rod 306 is rotatably installed inside the fixed shell 305, and a worm 307 is installed on the outer wall of the limit rod 306, and the worm wheel 304 is meshed with the worm 307. The right end of the limit rod 306 extends to the outside of the fixed shell 305, and a twist handle 308 is installed on the surface of the limit rod 306 at the extended end. In this embodiment, by rotating the twist handle 308, the limit rod 306 and the worm 307 are driven to rotate, and the worm 307 drives the worm wheel 304 to rotate, so that the bidirectional screw 302 rotates, and the worm wheel 304 and the worm 307 are self-locking, which improves stability.

[0029] like Figure 1 , Figure 5 As shown, the fixing mechanism 13 includes a long plate 1301, which is mounted on the surface of the bottom plate 1, a cylinder 1302 is slidably mounted on the long plate 1301, a connecting spring 1303 is sleeved on the outer wall of the cylinder 1302, a clamping plate 1304 is mounted on the surface of the cylinder 1302, a fixing rod 1305 is mounted on the side of the cylinder 1302 away from the clamping plate 1304, a clamping groove 1306 is opened on the fixing plate 10, and the clamping plate 1304 is slidably mounted on the inner wall of the clamping groove 1306. In this embodiment, by pulling the fixing The rod 1305 drives the cylinder 1302 to slide on the long plate 1301, and the card plate 1304 disengages from the card slot 1306 and compresses the connecting spring 1303, that is, the lock between the fixed plate 10 and the connecting seat 9 is released. Conversely, the fixing rod 1305 is loosened, and under the reset elastic force of the connecting spring 1303, the cylinder 1302, the card plate 1304 and the fixing rod 1305 are reset, and the card plate 1304 is inserted into the card slot 1306 to lock the connecting seat 9 and the fixing plate 10, so that the fixing plate 10 can be easily replaced.

[0030] like Figure 5 As shown, the number of cylinders 1302 and connecting springs 1303 is set to three and are equidistantly distributed. In this embodiment, the stability of locking between the connecting seat 9 and the fixing plate 10 is improved by setting the number and orientation of the cylinders 1302 and the connecting springs 1303.

[0031] like Figure 5As shown, a T-shaped column 1307 is rotatably mounted on the fixing rod 1305, and a connecting rod 1308 is mounted on the surface of the T-shaped column 1307. In this embodiment, by pulling the connecting rod 1308, the T-shaped column 1307 and the fixing rod 1305 move accordingly. When the clamping plate 1304 is separated from the inside of the clamping slot 1306, it can be pulled continuously and rotated to make the connecting rod 1308 rotate in the fixing rod 1305, changing from horizontal to vertical, that is, loosening the connecting rod 13 08. Under the reset force of the connecting spring 1303, the connecting rod 1308 is driven to fit tightly with the connecting seat 9, and the position of the card plate 1304 is limited, which is convenient for removing and replacing the fixed plate 10. When the replacement is completed, the connecting rod 1308 is pulled to rotate it, and then the connecting rod 1308 is released. Under the reset force of the connecting spring 1303, the card plate 1304 is reset and inserted into the card slot 1306, locking the connecting seat 9 and the fixed plate 10 to enhance convenience.

[0032] In summary, when in use, by placing the carton board with creases on two support plates 1 4 and two support plates 2 5, and starting the two electric push rods 12, the upper connecting seat 9 and the fixed plate 10 will be driven to fold the creased carton board, and the lower connecting seat 9 and the fixed plate 10 will be driven to move downward, and the two sliding columns 8 compress the two buffer springs 7. When the creased carton board is folded into a box shape, the two electric push rods 12 are retracted, and under the reset elastic force of the two buffer springs 7, the lower connecting seat 9 and the fixed plate 10 are reset, driving the carton to move upward, which is convenient for taking the carton material. When folding creased carton boards of different specifications and lengths, the distance between the two support plates 1 4 is adjusted by the adjusting mechanism 3, and then the two fixing mechanisms 13 are used to adjust the distance between the two support plates 1 4. The fixation between the fixing plate 10 and the two connecting seats 9 is released, and the fixing plate 10 with a matching length is replaced, so that the folded carton boards of different specifications and lengths can be folded, so that the carton boards of different lengths can be folded into boxes. The operation is simple, the application range is wide, and the practicality is strong. When the bidirectional screw 302 is rotated, the two rectangular blocks 303 are driven to slide close to each other on the bidirectional screw 302 and in the rectangular groove 301, and the two support plates 4 move close to each other, so as to adjust the distance between the two support plates 4. By rotating the twist handle 308, the limit rod 306 and the worm 307 are driven to rotate, and the worm 307 drives the worm wheel 304 to rotate, so that the bidirectional screw 302 rotates, and there is a self-locking mechanism between the worm wheel 304 and the worm 307. The locking property is improved, and the stability is improved. By pulling the fixing rod 1305, the cylinder 1302 is driven to slide on the long plate 1301, and the card plate 1304 is disengaged from the card slot 1306 and compresses the connecting spring 1303, that is, the locking between the fixing plate 10 and the connecting seat 9 is released. Conversely, the fixing rod 1305 is loosened, and under the reset elastic force of the connecting spring 1303, the cylinder 1302, the card plate 1304 and the fixing rod 1305 are reset, and the card plate 1304 is inserted into the card slot 1306 to lock the connecting seat 9 and the fixing plate 10, so that the fixing plate 10 can be easily replaced. The stability of the locking between the connecting seat 9 and the fixing plate 10 is improved by setting the number and orientation of the cylinder 1302 and the connecting spring 1303. By pulling the connecting rod 1 308, so that the T-shaped column 1307 and the fixed rod 1305 move accordingly. When the card plate 1304 is separated from the inside of the card slot 1306, it can continue to be pulled and rotated to make the connecting rod 1308 rotate in the fixed rod 1305, changing from horizontal to vertical, that is, loosening the connecting rod 1308, and under the reset elastic force of the connecting spring 1303, the connecting rod 1308 is driven to fit tightly with the connecting seat 9, and the position of the card plate 1304 is limited, which is convenient for taking out and replacing the fixed plate 10. When the replacement is completed, the connecting rod 1308 is pulled to rotate it, and then the connecting rod 1308 is loosened. Under the reset elastic force of the connecting spring 1303, the card plate 1304 is reset and inserted in the card slot 1306, locking the connecting seat 9 and the fixed plate 10, thereby enhancing convenience.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A folding device for packaging cartons, comprising a bottom plate (1) and two support plates (4), characterized in that: A support column (2) is installed at the bottom of the base plate (1), and an adjustment mechanism (3) for adjusting the distance between two support plates (4) is arranged on the base plate (1), and the two support plates (4) are arranged on the adjustment mechanism (3). Two cylinders (6) are installed on the top of the base plate (1), and buffer springs (7) are arranged inside the two cylinders (6). Sliding columns (8) are slidably installed on the inner walls of the two cylinders (6), and the sliding columns (8) are in contact with the buffer springs (7). Two support plates (5) are installed on the top of the base plate (1), a connecting frame (11) is installed on the base plate (1), two electric push rods (12) are installed on the surface of the connecting frame (11), connecting seats (9) are installed on the surfaces of the two sliding columns (8) and the electric push rods (12), the two connecting seats (9) are slidably installed with fixing plates (10), and the two connecting seats (9) are provided with fixing mechanisms (13) for elastically clamping and fixing the connecting seats (9).

2. A folding device for packaging cartons according to claim 1, characterized in that: The adjusting mechanism (3) comprises a bidirectional screw (302), a rectangular groove (301) is provided on the top of the base plate (1), the bidirectional screw (302) is rotatably mounted inside the rectangular groove (301), and the bidirectional screw (302) is rotatably mounted on the base plate (1), two rectangular blocks (303) are threadedly mounted on the outer wall of the bidirectional screw (302), and the two rectangular blocks (303) are slidably mounted on the inner wall of the rectangular groove (301), and a support plate (4) is mounted on the top of the rectangular block (303).

3. A folding device for packaging cartons according to claim 2, characterized in that: The front end of the bidirectional screw (302) extends outside the base plate (1), a worm wheel (304) is installed on the surface of the bidirectional screw (302) at the extended end, a fixed shell (305) is installed on the front side of the base plate (1), a limit rod (306) is rotatably installed inside the fixed shell (305), a worm (307) is installed on the outer wall of the limit rod (306), and the worm wheel (304) is meshed with the worm (307), the right end of the limit rod (306) extends outside the fixed shell (305), and a twist handle (308) is installed on the surface of the limit rod (306) at the extended end.

4. A folding device for packaging cartons according to claim 1, characterized in that: The fixing mechanism (13) comprises a long plate (1301), the long plate (1301) being mounted on the surface of the bottom plate (1), a cylinder (1302) being slidably mounted on the long plate (1301), a connecting spring (1303) being sleeved on the outer wall of the cylinder (1302), a clamping plate (1304) being mounted on the surface of the cylinder (1302), a fixing rod (1305) being mounted on the side of the cylinder (1302) away from the clamping plate (1304), a clamping groove (1306) being provided on the fixing plate (10), and the clamping plate (1304) being slidably mounted on the inner wall of the clamping groove (1306).

5. A folding device for packaging cartons according to claim 4, characterized in that: The number of the cylinders (1302) and the connecting springs (1303) is set to three and are distributed equidistantly.

6. A folding device for packaging cartons according to claim 4, characterized in that: A T-shaped column (1307) is rotatably mounted on the fixing rod (1305), and a connecting rod (1308) is mounted on the surface of the T-shaped column (1307).

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