Discharging device for top sealing plate during packaging box processing

By designing multi-directional limiting components and a modular feeding device, the problems of positioning inaccuracy and low efficiency in the feeding process of sealing plates were solved, ensuring continuous, rapid and efficient production of high-end wine packaging boxes.

CN224116864UActive Publication Date: 2026-04-14GUIZHOU JINJIA NEW PACKAGING MATERIAL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUIZHOU JINJIA NEW PACKAGING MATERIAL CO LTD
Filing Date
2025-04-10
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

Existing feeding equipment cannot meet the continuous and rapid feeding requirements of high-end wine packaging box production lines for sealing plates, and it is difficult to provide reliable limiting and guiding functions.

Method used

A feeding device including front, rear, and side limiting components was designed. The sealing plate is constrained in multiple directions through structures such as positioning brackets, upright plates, diagonal support rods, and side stops. The modular and detachable design is adopted to adapt to different production needs, while providing an anti-wear mechanism.

Benefits of technology

It enables precise pushing and orderly stacking of sealing plates, avoiding deviations and material waste, and improving production efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a discharging device for a top sealing plate during packaging box processing, and belongs to the technical field of packaging box production auxiliary devices. The device comprises a base; two supporting plates which are oppositely arranged are mounted on the base; a positioning bracket is arranged on the supporting plate; the positioning bracket is arranged across the upper parts of the two supporting plates; a pair of vertical plates is arranged on the positioning bracket; the two vertical plates are arranged above the two supporting plates in the vertical direction respectively, and gaps allowing the sealing plate to pass through are reserved between the bottom faces of the vertical plates and the supporting plates. The inclined supporting rods are arranged on the two supporting plates; the inclined support rod is arranged opposite to the vertical plate; the extension block is arranged on the outer side end face of the supporting plate; a side stop lever is arranged on the extension block in the vertical direction; according to the utility model, the problem that the currently used emptying equipment cannot meet the continuous and rapid production requirements is effectively solved.
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Description

Technical Field

[0001] This utility model relates to the technical field of auxiliary devices for packaging box production, specifically to a feeding device for the top sealing plate during packaging box processing. Background Technology

[0002] In the final stage of producing packaging boxes for high-end liquors, sealing plates need to be glued to the box body. Since the production line is mostly automated, the sealing plates need to be fed quickly and continuously. The current feeding equipment has a relatively simple structure and cannot provide reliable limiting and guiding functions for the sealing plates, which cannot meet the production needs. This is the main purpose of this application. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a feeding device for the top sealing plate when processing packaging boxes, so as to solve the problem that the feeding equipment currently used cannot meet the needs of continuous and rapid production.

[0004] To solve the above problems, this utility model provides the following technical solution:

[0005] A feeding device for a top sealing plate during the processing of a packaging box; it includes a base; two oppositely placed trays are mounted on the base; a front limiting component, a rear limiting component, and a side limiting component are provided on the trays; the front limiting component includes a positioning bracket; the positioning bracket is arranged across the two trays; a pair of upright plates are provided on the positioning bracket; the two upright plates are respectively arranged vertically above the two trays, and a gap is left between the bottom surface of the upright plates and the trays to allow the sealing plate to pass through;

[0006] The rear limiting assembly includes diagonal support rods respectively mounted on the two support plates; the diagonal support rods are positioned directly opposite the upright plate;

[0007] The side limiting assembly includes an extension block disposed on the outer end face of the tray; a side stop bar is disposed vertically on the extension block.

[0008] Preferably, the positioning bracket includes two L-shaped support blocks and a horizontal plate; the two L-shaped support blocks are respectively installed on the outer end face of the support plate, and the two ends of the horizontal plate are correspondingly connected to the top of the L-shaped support blocks; the two vertical plates are installed on the horizontal plate.

[0009] Furthermore, the two ends of the horizontal plate are detachably mounted on the L-shaped support block by bolt assembly; a strip hole is opened in the middle of the horizontal plate; a screw is provided on one side end face of the vertical plate; one end of the screw passes through the strip hole and is detachably mounted on the horizontal plate by a nut.

[0010] Preferably, the support plate has an L-shaped structure, and the protruding ends of the two support plates are arranged opposite each other; a strip hole is opened on the top end face of the support plate; a vertical threaded section is provided at the bottom of the inclined support rod, and the threaded section passes through the strip hole and is detachably installed on the support plate by a nut.

[0011] Preferably, a protective plate is also provided on the diagonal support to reduce wear on the side edge of the sealing plate; the lower part of the protective plate is attached to the support plate.

[0012] Preferably, the extension block is a cantilevered strip structure extending along the width direction of the support plate; a strip groove is opened at the top of the extension block, and a positioning hole is opened on the end face of its extended end; the tail end of the positioning hole communicates with the strip groove; the side stop is an L-shaped structure, one of the support rods on the L-shaped rod is movably set in the strip groove, and the end of the crossbar extends out from the positioning hole, while the other support rod extends vertically upward.

[0013] Furthermore, a threaded sleeve can be rotatably provided on the extended end of the extension block; the extended end of the side stop is a threaded section that mates with the threaded sleeve.

[0014] Preferably, a protective pad for reducing wear on the bottom of the sealing plate is also laid on the top of the tray; the protective pad starts from a position near the extension block, passes through the gap between the bottom surface of the upright plate and the tray, and covers the tail of the tray.

[0015] The beneficial effects of this utility model are:

[0016] This invention achieves multi-directional constraint on the sealing plate by setting front, rear, and side limiting components. The front limiting component controls the horizontal displacement of the sealing plate, ensuring precise pushing path; the rear limiting component forms an inclined guide surface, guiding the sealing plates to stack orderly and preventing backflow; the side limiting components restrict the lateral offset of the sealing plate, avoiding alignment deviations. Furthermore, it adopts a modular and detachable design, allowing for flexible disassembly and adjustment of the limiting components. In addition, it provides a reliable anti-wear mechanism to prevent scratches on the sealing plate, thus avoiding impact on appearance quality. This invention solves the problems of inaccurate positioning, low efficiency, and material waste during the feeding process of sealing plates for high-end packaging boxes, and has significant value in improving the yield and capacity of high-end packaging production lines. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of the present invention in an embodiment;

[0018] Figure 2 yes Figure 1 A schematic diagram of the structure of the device after the vertical plate, diagonal support rod, and side stop rod have been removed;

[0019] Figure 3 This is a three-dimensional structural diagram of the inclined support and the protective plate in this embodiment;

[0020] Explanation of reference numerals in the attached drawings: 1. Base, 2. Support plate, 3. Positioning bracket, 4. Vertical plate, 5. Diagonal support rod, 6. Extension block, 7. Side stop bar, 8. Protective plate, 9. Threaded sleeve, 31. L-shaped support block, 32. Horizontal plate. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and specific embodiments:

[0022] Example:

[0023] Reference Figure 1 This embodiment provides a feeding device for the top sealing plate when processing packaging boxes; it includes a base 1; two oppositely placed trays 2 are installed on the base 1; a front limiting component, a rear limiting component and a side limiting component are provided on the trays 2;

[0024] The front limiting component includes a positioning bracket 3; the positioning bracket 3 is set across the two trays 2; a pair of upright plates 4 are set on the positioning bracket 3; the two upright plates 4 are respectively set vertically above the two trays 2, and a gap is left between the bottom surface of the upright plate 4 and the tray 2 to allow the sealing plate to pass through.

[0025] The rear limiting assembly includes diagonal support rods 5 respectively set on the two support plates 2; the diagonal support rods 5 are set directly opposite the upright plate 4;

[0026] The side limiting component includes an extension block 6 disposed on the outer end face of the tray 2; a side stop bar 7 is disposed vertically on the extension block 6.

[0027] The positioning bracket 3 includes two L-shaped support blocks 31 and a horizontal plate 32; the two L-shaped support blocks 31 are respectively installed on the outer end face of the support plate 2, and the two ends of the horizontal plate 32 are connected to the top of the L-shaped support blocks 31; the two vertical plates 4 are installed on the horizontal plate 32.

[0028] The two ends of the horizontal plate 32 are detachably mounted on the L-shaped support block 31 by bolt assembly; a strip hole is opened in the middle of the horizontal plate 32; a screw is provided on one side end face of the vertical plate 4; one end of the screw passes through the strip hole and is detachably mounted on the horizontal plate 32 by a nut.

[0029] The support plate 2 has an L-shaped structure, and the protruding ends of the top of the two support plates 2 are arranged opposite each other; a strip hole is opened on the top end face of the support plate 2; a vertical threaded section is provided at the bottom of the inclined support rod 5, and the threaded section passes through the strip hole and is detachably installed on the support plate 2 by means of a nut.

[0030] A protective plate 8 is also provided on the diagonal support 5 to reduce wear on the side edge of the sealing plate; the lower part of the protective plate 8 is attached to the support plate 2.

[0031] The extension block 6 is a cantilevered strip structure extending along the width of the support plate 2; a strip groove is opened on the top of the extension block 6, and a positioning hole is opened on the end face of its extended end; the tail end of the positioning hole communicates with the strip groove; the side stop bar 7 is an L-bar structure, one of the support bars on the L-bar is movably set in the strip groove, and the end of the crossbar extends out from the positioning hole, while the other support bar extends vertically upward.

[0032] A threaded sleeve 9 is rotatably provided on the extended end of the extension block 6; the extended end of the side stop 7 is a threaded section that mates with the threaded sleeve 9. The inner hole of the threaded sleeve 9 is a threaded hole, and the position of the side stop 7 relative to the support plate can be controlled by rotating the threaded sleeve 9.

[0033] A protective pad is also laid on top of the tray 2 to reduce wear on the bottom of the sealing plate; the protective pad starts near the extension block 6, passes through the gap between the bottom surface of the upright plate 4 and the tray 2, and covers the tail of the tray 2. In this embodiment, the protective pad is not shown in the illustration.

[0034] In this embodiment, the utility model device needs to be used in conjunction with a material handling device and a reciprocating punch. The reciprocating punch is located between two trays on the base, and it can push the sealing plate located at the bottom and in contact with the tray from the gap between the bottom surface of the upright plate and the tray to the tail of the tray. The material handling device is a negative pressure suction machine, which can suck up the detached sealing plate and place it in the corresponding position of the next processing step.

Claims

1. A feeding device for the top sealing plate during the processing of packaging boxes, characterized in that: It includes a base (1); two oppositely placed trays (2) are mounted on the base (1); a front limiting component, a rear limiting component and a side limiting component are provided on the trays (2); The front limiting component includes a positioning bracket (3); the positioning bracket (3) is set across the two trays (2); a pair of upright plates (4) are set on the positioning bracket (3); the two upright plates (4) are respectively set vertically above the two trays (2), and a gap is left between the bottom surface of the upright plate (4) and the tray (2) to allow the sealing plate to pass through; The rear limiting assembly includes diagonal support rods (5) respectively set on two support plates (2); the diagonal support rods (5) are set directly opposite the upright plate (4); The side limiting assembly includes an extension block (6) disposed on the outer end face of the tray (2); a side stop bar (7) is disposed vertically on the extension block (6).

2. The feeding device for the top sealing plate during the processing of a packaging box according to claim 1, characterized in that: The positioning bracket (3) includes two L-shaped support blocks (31) and a horizontal plate (32); the two L-shaped support blocks (31) are respectively installed on the outer end face of the support plate (2), and the two ends of the horizontal plate (32) are connected to the top of the L-shaped support blocks (31); the two vertical plates (4) are installed on the horizontal plate (32).

3. The feeding device for the top sealing plate during the processing of a packaging box according to claim 2, characterized in that: The two ends of the horizontal plate (32) are detachably mounted on the L-shaped support block (31) by bolt assembly; a strip hole is opened in the middle of the horizontal plate (32); a screw is provided on one side end face of the vertical plate (4); one end of the screw passes through the strip hole and is detachably mounted on the horizontal plate (32) by a nut.

4. The feeding device for the top sealing plate during the processing of a packaging box according to claim 1, characterized in that: The tray (2) is an L-plate structure, and the protruding ends of the top of the two trays (2) are arranged opposite each other; a strip hole is opened on the top end face of the tray (2); a vertical threaded section is provided at the bottom of the inclined support rod (5), and the threaded section is detachably installed on the tray (2) by means of a nut after passing through the strip hole.

5. A feeding device for the top sealing plate during the processing of a packaging box according to claim 1 or 4, characterized in that: A protective plate (8) is also provided on the diagonal support (5) to reduce wear on the side edge of the sealing plate; the lower part of the protective plate (8) is attached to the support plate (2).

6. The feeding device for the top sealing plate during the processing of a packaging box according to claim 1, characterized in that: The extension block (6) is a cantilevered strip structure extending along the width direction of the support plate (2); a strip groove is opened on the top of the extension block (6), and a positioning hole is opened on the end face of its extended end; the tail end of the positioning hole is connected to the strip groove; the side stop bar (7) is an L-bar structure, one of the support bars on the L-bar is movably set in the strip groove, and the end side of the support bar extends out from the positioning hole, and the other support bar extends vertically upward.

7. The feeding device for the top sealing plate during the processing of a packaging box according to claim 6, characterized in that: A threaded sleeve (9) is rotatably provided on the extended end of the extension block; the extended end of the side stop (7) is a threaded section that mates with the threaded sleeve (9).

8. The feeding device for the top sealing plate during the processing of a packaging box according to claim 1, characterized in that: A protective pad for reducing wear on the bottom of the sealing plate is also laid on the top of the tray (2); the protective pad starts from the position near the extension block (6), passes through the gap between the bottom surface of the upright plate (4) and the tray (2) and covers the tail of the tray (2).