Carton creasing device

Abstract

The utility model discloses a carton creasing device which comprises a creasing rod, a creasing assembly is arranged in the creasing rod, the creasing assembly comprises a sliding groove formed in the outer end of the creasing rod, a sliding plate is connected to the interior of the sliding groove in a sliding mode, an abutting plate is fixedly connected to the bottom of the sliding plate, clamping grooves are symmetrically formed in the two sides of the abutting plate, and the clamping grooves are connected with the sliding plate in a sliding mode. A supporting shaft is connected between the two clamping grooves in a sliding mode, the outer end of the supporting shaft is connected with an indentation rolling wheel in a rotating mode, and springs are fixedly connected between the supporting shaft and the clamping grooves. According to the carton creasing device, the two sides of a paperboard are extruded at the same time through the two sets of movable creasing rollers, creasing at the outer end of the carton is more obvious, more labor is saved and convenience is achieved when the carton is folded, the creasing rollers can slide in the abutting plates, and therefore automatic adjustment according to the thickness of the paperboard is facilitated; elastic force generated by the spring enables the creasing roller to be tightly pressed at the outer end of the paperboard, and operation is convenient.

Description

Technical Field

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

[0002] Cartons are the most widely used packaging products. There are many materials for packaging boxes, mainly folded from corrugated paper. The outer end of the cardboard is pressed out by a creasing device, and then the cardboard is folded into a carton along the crease.

[0003] The existing creasing device can only creasing one side of the cardboard, the depth of the creasing is shallow, and the resistance encountered during folding is large. At the same time, the creasing blade or creasing roller cannot move. During creasing, it needs to be adjusted according to the thickness of the carton, which is inconvenient to operate.

[0004] To this end, the utility model provides a carton creasing device, which performs creasing operations on both sides of a cardboard simultaneously through two sets of creasing rollers, and the spacing between the two sets of creasing rollers can be adjusted automatically according to the thickness of the cardboard to solve the above problem. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a carton creasing device to solve the above problems.

[0006] To achieve the above purpose, the utility model is implemented through the following technical scheme: a carton indentation device, including an indentation rod, an indentation assembly is provided inside the indentation rod, the indentation assembly includes a slide groove opened at the outer end of the indentation rod, a slide plate is slidably connected inside the slide groove, a resist plate is fixedly connected to the bottom of the slide plate, slots are symmetrically provided on both sides of the resist plate, a support shaft is slidably connected between the two slots, an indentation roller is rotatably connected to the outer end of the support shaft, and a spring is fixedly connected between the support shaft and the slot.

[0007] Preferably, the indentation rod is U-shaped, one side of the indentation rod is fixedly connected to a cavity clamp, the inner center position of the cavity clamp is rotatably connected to a driving gear, and both sides of the driving gear are symmetrically meshed with driven gears.

[0008] Preferably, a screw rod is fixedly connected to the outer end of the driven gear, the screw rod is rotationally connected to the indentation rod, the screw rod is threadedly connected to the slide plate, the radius of the driving gear is larger than the radius of the driven gear, the outer end of the cavity clamp is fixedly connected to a servo motor, and the output end of the servo motor is fixedly connected to the driving gear.

[0009] Preferably, pressure rollers are symmetrically fixedly connected to both sides of the indentation rod, and two pressure rollers are provided on each side.

[0010] Preferably, mounting plates are symmetrically and slidingly connected on both sides of the bottom end of the indentation rod, a bracket is fixedly connected to the top of one of the mounting plates, one end of the indentation rod is slidingly connected to the bracket, a splint is fixedly connected to one side of the indentation rod, and a fixing bolt is connected to the internal thread of the splint.

[0011] Preferably, a detection hole is provided at the top of one side of the opening of the indentation rod, a scale mark is provided above the detection hole, and a scale is provided at the top of the bracket.

[0012] Beneficial Effects

[0013] The utility model provides a carton creasing device. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The carton creasing device uses two sets of movable creasing rollers to squeeze both sides of the cardboard at the same time, so that the creasing on the outer end of the carton is more obvious, which is more labor-saving and convenient when folding the carton. The creasing roller can slide inside the abutment plate, so that it is easy to automatically adjust according to the thickness of the cardboard. The elastic force generated by the spring makes the creasing roller tightly pressed against the outer end of the cardboard, which is easy to operate.

[0015] (2) The carton creasing device uses a bracket to allow the creasing rod to move smoothly on the top of the mounting plate. The creasing rod is always in a vertical position with the mounting plate when moving, so as to prevent the creasing roller from tilting and causing the creasing of the outer end of the paperboard to tilt. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the indentation rod of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the abutment plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the connection structure between the screw rod and the slide plate of the utility model;

[0020] Figure 5 It is a side view of the utility model.

[0021] In the figure, 1, indentation rod; 2, indentation assembly; 201, slide; 202, slide plate; 203, abutment plate; 204, slot; 205, support shaft; 206, indentation roller; 207, spring; 3, cavity card plate; 4, servo motor; 5, driving gear; 6, driven gear; 7, screw rod; 8, pressure roller; 9, mounting plate; 10, bracket. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1:

[0024] See also Figure 1-3 A carton creasing device comprises a creasing rod 1, a creasing assembly 2 is arranged inside the creasing rod 1, the creasing assembly 2 comprises a slide 201 opened at the outer end of the creasing rod 1, a slide plate 202 is slidably connected inside the slide 201, a stop plate 203 is fixedly connected to the bottom of the slide plate 202, and a card slot 204 is symmetrically arranged on both sides of the stop plate 203, a support shaft 205 is slidably connected between the two card slots 204, a creasing roller 206 is rotatably connected to the outer end of the support shaft 205, and a spring 207 is fixedly connected between the support shaft 205 and the card slot 204. Before creasing, first put the cardboard into the creasing rod 1 and make it perpendicular to the creasing rod 1. After fixing the cardboard, the two sets of slide plates 202 move in the same direction. When the slide plates 202 move, they drive the abutment plates 203 at the bottom to move. At this time, the creasing rollers 206 move at the outer ends of the cardboard to creasing the cardboard. The two sets of creasing rollers 206 can creasing from both sides of the cardboard at the same time, so as to facilitate the folding of the cardboard. The pressure generated by the spring 207 makes the creasing rollers 206 fit closely with the cardboard, so that the creasing is clearer.

[0025] The indentation rod 1 is U-shaped, and a cavity card plate 3 is fixedly connected to one side of the indentation rod 1. A driving gear 5 is rotatably connected to the inner center position of the cavity card plate 3. Driven gears 6 are symmetrically meshed on both sides of the driving gear 5. A screw rod 7 is fixedly connected to the outer end of the driven gear 6. The screw rod 7 is rotatably connected to the indentation rod 1, and the screw rod 7 is threadedly connected to the slide plate 202. The radius of the driving gear 5 is greater than the radius of the driven gear 6. A servo motor 4 is fixedly connected to the outer end of the cavity card plate 3, and the output end of the servo motor 4 is fixedly connected to the driving gear 5. The U-shaped indentation rod 1 is convenient for cardboard insertion. During operation, the servo motor 4 drives the driving gear 5 to rotate inside the mounting plate 9, and the rotating driving gear 5 drives the two driven gears 6 to rotate in the same direction, so that the screw rod 7 rotates inside the indentation rod 1, so that the slide plate 202 slides on the inner side of the indentation rod 1.

[0026] Embodiment 2:

[0027] See also Figure 1-5This embodiment provides a technical solution of a carton creasing device based on the first embodiment: the two sides of the creasing rod 1 are symmetrically fixedly connected with pressing rollers 8, and two pressing rollers 8 are provided on each side. The set pressing rollers 8 play a role of limiting, preventing the cardboard from moving during creasing, causing the creasing to be inclined;

[0028] The bottom end of the indentation rod 1 is symmetrically and slidably connected with mounting plates 9 on both sides, and a bracket 10 is fixedly connected to the top of one of the mounting plates 9. One end of the indentation rod 1 is slidably connected to the bracket 10. A clamping plate is fixedly connected to one side of the indentation rod 1. The internal thread of the clamping plate is connected with a fixing bolt. The bracket 10 is provided to limit the movement of the indentation rod 1, so that the indentation rod 1 is always in a vertical state with the mounting plate 9 when moving, preventing the indentation rod 1 from tilting, causing the indentation pressed by the indentation roller 206 on the outer end of the cardboard to tilt, and the fixing bolt can fix the moving position of the indentation rod 1;

[0029] A detection hole is provided at the top of the opening side of the indentation rod 1, a scale mark is provided above the detection hole, and a scale is provided at the top of the bracket 10. The indentation rod 1 can observe the scale according to the detection hole when moving, so as to facilitate accurate control of the distance between the two indentations.

[0030] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0031] Before creasing the cardboard, first put the cardboard into the creasing rod 1 and make it perpendicular to the creasing rod 1. After fixing the cardboard, the two sets of slides 202 move in the same direction. When the slides 202 move, they drive the abutment plate 203 at the bottom to move. At this time, the creasing roller 206 moves at the outer end of the cardboard to creasing the cardboard. The two sets of creasing rollers 206 can creasing from both sides of the cardboard at the same time, which is convenient for folding the cardboard. The pressure generated by the spring 207 makes the creasing roller 206 fit closely with the cardboard, so that the creasing is clearer. The U-shaped creasing rod 1 is convenient for cardboard insertion. During the working process, the servo motor 4 drives the driving gear 5 to rotate inside the mounting plate 9. The driving gear 5 drives the two driven gears 6 to rotate in the same direction, so that the screw rod 7 rotates inside the indentation rod 1, so that the slide plate 202 slides on the inner side of the indentation rod 1, and the provided pressing roller 8 plays a limiting role to prevent the cardboard from moving during indentation, causing the indentation to tilt. The internal thread of the clamping plate is connected with a fixing bolt, and the provided bracket 10 limits the movement of the indentation rod 1, so that the indentation rod 1 is always in a vertical state with the mounting plate 9 when moving, preventing the indentation rod 1 from tilting, causing the indentation pressed by the indentation roller 206 at the outer end of the cardboard to tilt, and the fixing bolt can fix the moving position of the indentation rod 1, and the indentation rod 1 can observe the scale according to the detection hole when moving, so as to facilitate accurate control of the distance between the two indentations.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A carton creasing device, comprising a creasing rod (1), characterized in that: An indentation assembly (2) is provided inside the indentation rod (1), and the indentation assembly (2) comprises a slide groove (201) opened at the outer end of the indentation rod (1), a slide plate (202) is slidably connected inside the slide groove (201), a support plate (203) is fixedly connected to the bottom of the slide plate (202), and a clamping groove (204) is symmetrically opened on both sides of the support plate (203), a support shaft (205) is slidably connected between the two clamping grooves (204), an indentation roller (206) is rotatably connected to the outer end of the support shaft (205), and a spring (207) is fixedly connected between the support shaft (205) and the clamping groove (204).

2. A carton creasing device according to claim 1, characterized in that: The indentation rod (1) is U-shaped, one side of the indentation rod (1) is fixedly connected to a cavity clamping plate (3), the inner center position of the cavity clamping plate (3) is rotatably connected to a driving gear (5), and the two sides of the driving gear (5) are symmetrically meshed with driven gears (6).

3. A carton creasing device according to claim 2, characterized in that: The outer end of the driven gear (6) is fixedly connected to a screw rod (7), the screw rod (7) is rotationally connected to the indentation rod (1), the screw rod (7) is threadedly connected to the slide plate (202), the radius of the driving gear (5) is greater than the radius of the driven gear (6), the outer end of the cavity clamping plate (3) is fixedly connected to a servo motor (4), and the output end of the servo motor (4) is fixedly connected to the driving gear (5).

4. A carton creasing device according to claim 1, characterized in that: Pressing rollers (8) are symmetrically fixedly connected to both sides of the indentation rod (1), and two pressing rollers (8) are provided on each side.

5. A carton creasing device according to claim 1, characterized in that: The bottom ends of the indentation rod (1) are symmetrically and slidably connected to mounting plates (9), the top end of one of the mounting plates (9) is fixedly connected to a bracket (10), one end of the indentation rod (1) is slidably connected to the bracket (10), one side of the indentation rod (1) is fixedly connected to a clamping plate, and the internal thread of the clamping plate is connected to a fixing bolt.

6. A carton creasing device according to claim 5, characterized in that: A detection hole is provided at the top end of the opening side of the indentation rod (1), a scale mark is provided above the detection hole, and a scale mark is provided at the top end of the bracket (10).

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