Anti-piling device for a packaging machine

By introducing structures such as threaded rods, connecting blocks, and electric push rods into the packaging machine, the problem of inconvenient brush roller replacement has been solved, enabling quick disassembly and replacement, and improving the maintenance efficiency of the equipment and the service life of the components.

CN224589460UActive Publication Date: 2026-08-04YANTAI SHENGYUAN AUTOMATION EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANTAI SHENGYUAN AUTOMATION EQUIP CO LTD
Filing Date
2025-09-04
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

In existing packaging machine anti-stacking devices, brush rollers are inconvenient to replace and easily damaged, resulting in long maintenance times and impacting production efficiency.

Method used

An anti-stacking device for a packaging machine was designed, which adopts a structure including a threaded rod, a connecting block, an electric push rod, and a limit pin. This enables quick disassembly and replacement of the connecting plate and simplifies the maintenance process of the cleaning components.

Benefits of technology

By simplifying the disassembly and replacement process of cleaning components, the maintenance efficiency of the equipment is improved, the service life of key components is extended, and equipment downtime is reduced.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to packing machine technical field, and disclose a kind of anti-accumulation device of packing machine, including cleaning device and support frame body, the top of support frame body is equipped with conveyor belt, the front end left side surface of support frame body is equipped with frequency conversion motor, the rear end of support frame body is bolted to cleaning device, the cleaning device includes support frame, the top surface of support frame is bolted with push down shell, the front end of push down shell is bolted with lifting assembly, the bottom of lifting assembly is threadedly connected with cleaning assembly.The anti-accumulation device of the packing machine is provided with plug-in threaded rod, connecting block, connecting plate one and limit bolt, plug-in threaded rod is inserted into the connecting portion of connecting block and connecting plate one, the position of connecting plate two is determined, connecting plate two is conveniently disassembled and replaced, the maintenance of connecting plate two is more convenient, the use time of connecting plate two is increased, and the safety of connecting plate two is protected.
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Description

Technical Field

[0001] This utility model relates to the field of packaging machine technology, specifically to an anti-stacking device for packaging machines. Background Technology

[0002] Packaging machines encapsulate products using specific materials or containers through processes such as filling, sealing, and wrapping to achieve purposes such as product protection, convenient transportation, and sales promotion. They typically include a feeding system, a packaging execution system, a control system, and a discharging system, enabling automated completion of the product packaging process, improving production efficiency, and reducing labor intensity.

[0003] Existing technology discloses an anti-stacking device for a packaging machine, with publication number CN211969951U. The packaging machine includes a cutter and a conveyor belt adjacent to the cutter. The anti-stacking device includes a brush roller that contacts the fruit packaging bags on the upper side of the conveyor belt near the cutter, and a drive mechanism that drives the brush roller to rotate. The drive mechanism is connected to the conveyor belt. This utility model has the effect of reducing the possibility of fruit packaging bags stagnating on the upper side of the conveyor belt near the cutter.

[0004] The aforementioned third bearing is fixedly connected to a second transmission rod that drives the brush roller to rotate. When replacing the brush roller, it is necessary to cut the brush roller, which can easily cause damage to the brush roller. It takes a lot of time to repair the brush roller, making the replacement of the brush roller quite troublesome and time-consuming. Utility Model Content

[0005] The purpose of this invention is to provide an anti-stacking device for packaging machines to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: an anti-accumulation device for a packaging machine, comprising a cleaning device and a support frame, wherein a conveyor belt is installed at the top of the support frame, a variable frequency motor is installed on the left front surface of the support frame, and the cleaning device is bolted to the rear end of the support frame.

[0007] The cleaning device includes a support frame, a push-down housing is bolted to the top surface of the support frame, a lifting assembly is bolted to the front end of the push-down housing, and a cleaning assembly is threaded to the bottom end of the lifting assembly.

[0008] The lifting assembly includes a connecting seat, with electric push rods bolted to the left and right ends of the connecting seat. A limit pin is inserted into the bottom end of the internal piston rod of the electric push rod. A connecting block is connected to the surface of the limit pin. A threaded rod is inserted into the bottom end of the connecting block. A connecting plate is connected to the left and right ends of the threaded rod. A connector is welded to the top surface of the connecting plate. A connector is inserted into the top end of the connector.

[0009] Preferably, the cleaning assembly includes a second connecting plate, the bottom surface of which is bolted with a cleaning sponge, and the front end of the second connecting plate is fitted with a limiting frame.

[0010] Preferably, the threaded rod is inserted into the middle position of the second connecting plate, and the threaded rod locks and fixes the second connecting plate and the first connecting plate, making it convenient to disassemble and replace the second connecting plate, and making the replacement of the second connecting plate quick and easy.

[0011] Preferably, the first connecting plate is bolted to the left and right ends of the second connecting plate, the first connecting plate is inserted into the front end of the push-down outer shell, the first connecting plate moves the second connecting plate up and down, and the first connecting plate slides at the front end of the push-down outer shell, so as to facilitate the adjustment of the position of the second connecting plate.

[0012] Preferably, the second connecting plate is slidably connected to the inner wall surface of the push-down shell, and the limiting frame is slidably connected to the front end surface of the push-down shell. The limiting frame and the second connecting plate slide at the front end of the push-down shell to maintain the stability of the second connecting plate and the limiting frame.

[0013] Preferably, the connector is inserted into the top of the limiting frame, and the connector locks and fixes the limiting frame and the connecting plate, making it convenient to disassemble and replace the connecting plate.

[0014] Preferably, the support frame is bolted to the rear end of the cleaning assembly, and the support frame locks and fixes the cleaning assemblies together, making it easier to adjust the position of the support frame and the push-down shell, and making the adjustment of the support frame and the push-down shell more convenient.

[0015] Preferably, the connecting seat is bolted to the bottom surface of the push-down housing, and the electric push rod is bolted to the left and right sides of the push-down housing. The connecting seat, the electric push rod, and the push-down housing are bolted together, which facilitates the disassembly and replacement of the connecting seat and the electric push rod.

[0016] Preferably, the connecting block is movably connected to the bottom end of the piston rod inside the electric push rod, and the limiting pin is inserted and fixed between the connecting block and the electric push rod, thus determining the position of the connecting block and facilitating the disassembly and replacement of the electric push rod.

[0017] Preferably, there are two electric push rods, which are arranged left and right, and are controlled by a PLC controller.

[0018] Compared with the prior art, the beneficial effects of this utility model are: 1. The anti-stacking device of this packaging machine is equipped with a threaded rod, a connecting block, a connecting plate 1, and a limit pin. The threaded rod is inserted into the connection between the connecting block and the connecting plate 1 to determine the position of the connecting plate 2, which facilitates the disassembly and replacement of the connecting plate 2, making the maintenance of the connecting plate 2 more convenient, increasing the service life of the connecting plate 2, and protecting the safety of the connecting plate 2.

[0019] 2. The anti-stacking device of this packaging machine is equipped with an electric push rod, a connecting block, and a limit pin. The limit pin is inserted into the connection between the electric push rod and the connecting block to determine the position of the electric push rod and the connecting block, which facilitates the disassembly and replacement of the connecting block, increases the service life of the connecting block, protects the safety of the connecting block, and extends the service life of the connecting block. Attached Figure Description

[0020] Figure 1 This is a three-dimensional schematic diagram of the entire utility model; Figure 2 This is a three-dimensional schematic diagram of the cleaning device of this utility model; Figure 3 This utility model Figure 2 A magnified view of the structure at point A in the diagram; Figure 4 This is a three-dimensional schematic diagram of the cleaning component of this utility model.

[0021] In the diagram: 1. Cleaning device; 11. Support frame; 12. Push-down outer shell; 13. Lifting assembly; 131. Connecting seat; 132. Electric push rod; 133. Connecting block; 134. Insert threaded rod; 135. Limiting pin; 136. Connecting plate one; 137. Connecting piece; 138. Inserting piece; 14. Cleaning assembly; 141. Connecting plate two; 142. Limiting frame; 143. Cleaning sponge; 2. Conveyor belt; 3. Variable frequency motor; 4. Support frame. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figure 1-4 The present invention provides the following technical solution: An anti-stacking device for a packaging machine includes a cleaning device 1 and a support frame 4. A conveyor belt 2 is installed at the top of the support frame 4, and a variable frequency motor 3 is installed on the left front surface of the support frame 4. The cleaning device 1 is bolted to the rear end of the support frame 4.

[0024] The cleaning device 1 includes a support frame 11, a push-down housing 12 is bolted to the top surface of the support frame 11, a lifting assembly 13 is bolted to the front end of the push-down housing 12, a cleaning assembly 14 is threaded to the bottom end of the lifting assembly 13, and the support frame 11 is bolted to the rear end of the cleaning assembly 14. The support frame 11 locks and fixes the cleaning assembly 14 together, making it easier to adjust the position of the support frame 11 and the push-down housing 12, and making the adjustment of the support frame 11 and the push-down housing 12 more convenient.

[0025] The lifting assembly 13 includes a connecting seat 131, with electric push rods 132 bolted to the left and right ends of the connecting seat 131. The connecting seat 131 is bolted to the bottom surface of the push-down housing 12, and the electric push rods 132 are bolted to the left and right sides of the push-down housing 12. The connecting seat 131, the electric push rods 132 and the push-down housing 12 are bolted together, which facilitates the disassembly and replacement of the connecting seat 131 and the electric push rods 132.

[0026] The bottom end of the internal piston rod of the electric push rod 132 is connected to a limit pin 135. There are two electric push rods 132, which are distributed left and right. The electric push rods 132 are controlled by a PLC controller.

[0027] The surface of the limiting pin 135 is connected to the connecting block 133, which is movably connected to the bottom end of the piston rod inside the electric push rod 132. The limiting pin 135 inserts and fixes the connecting block 133 and the electric push rod 132, and determines the position of the connecting block 133, making it convenient to disassemble and replace the electric push rod 132.

[0028] A threaded rod 134 is inserted into the bottom end of the connecting block 133. A connecting plate 136 is connected to the left and right ends of the threaded rod 134. A connector 137 is welded to the top surface of the connecting plate 136. A connector 138 is inserted into the top of the connector 137.

[0029] The cleaning component 14 includes a second connecting plate 141 and a threaded rod 134 inserted into the middle of the second connecting plate 141. The threaded rod 134 locks and fixes the second connecting plate 141 and the first connecting plate 136, making it easy to disassemble and replace the second connecting plate 141, and making the replacement of the second connecting plate 141 quick and convenient.

[0030] A cleaning sponge 143 is bolted to the bottom surface of the second connecting plate 141. A limiting frame 142 is installed at the front end of the second connecting plate 141. A connector 138 is inserted into the top of the limiting frame 142. The connector 138 locks and fixes the limiting frame 142 and the first connecting plate 136, making it easy to disassemble and replace the first connecting plate 136. The second connecting plate 141 is slidably connected to the inner wall surface of the push-down outer shell 12. The limiting frame 142 is slidably connected to the front surface of the push-down outer shell 12. The limiting frame 142 and the second connecting plate 141 slide at the front end of the push-down outer shell 12 to maintain the stability of the second connecting plate 141 and the limiting frame 142. The first connecting plate 136 is bolted to the left and right ends of the second connecting plate 141. The first connecting plate 136 is inserted into the front end of the push-down outer shell 12. The first connecting plate 136 moves the second connecting plate 141 up and down. The first connecting plate 136 slides at the front end of the push-down outer shell 12 to facilitate the adjustment of the position of the second connecting plate 141.

[0031] When in use, turn the nut, and the nut will rotate on the surface of the lifting assembly 13, pulling the limiting frame 142 forward, so that the limiting frame 142 is separated from the connecting plate 136 and the connecting plate 141, making it easy to disassemble and replace the limiting frame 142.

[0032] Rotate the bolts to detach them from connecting plate 136 and connecting plate 141, making it easier to disassemble and repair connecting plate 141 and cleaning sponge 143, increasing the service life of cleaning sponge 143 and protecting its safety.

[0033] The two electric push rods 132 are controlled by the PLC controller to extend together. The electric push rods 132 push the connecting block 133 to move downward, and the connecting block 133 drives the connecting plate 136 to move downward.

[0034] Connecting plate 136 moves downward at the front end of the outer casing 12, and connecting plate 2 141 attached to connecting plate 136 moves downward. Connecting plate 2 141 pushes the cleaning sponge 143 downward, allowing the cleaning sponge 143 to clean the packaged object.

[0035] Start the variable frequency motor 3. The rotor of the variable frequency motor 3 drives the conveyor belt 2 to rotate. The conveyor belt 2 moves the material from back to front, allowing the limiting frame 142 to push the material and prevent the material from accumulating.

[0036] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. Anti-piling device of a packaging machine, comprising a cleaning device (1) and a support frame (4), characterized in that: A conveyor belt (2) is installed at the top of the support frame (4), a variable frequency motor (3) is installed on the left side of the front end of the support frame (4), and the cleaning device (1) is bolted to the rear end of the support frame (4). The cleaning device (1) includes a support frame (11), a push-down shell (12) is bolted to the top surface of the support frame (11), a lifting assembly (13) is bolted to the front end of the push-down shell (12), and a cleaning assembly (14) is threaded to the bottom end of the lifting assembly (13). The lifting assembly (13) includes a connecting seat (131), with electric push rods (132) bolted to the left and right ends of the connecting seat (131). The bottom end of the internal piston rod of the electric push rod (132) is inserted with a limit pin (135). A connecting block (133) is connected to the surface of the limit pin (135). A threaded rod (134) is inserted to the bottom end of the connecting block (133). A connecting plate (136) is connected to the left and right ends of the threaded rod (134). A connector (137) is welded to the top surface of the connecting plate (136). A connector (138) is inserted to the top end of the connector (137).

2. A device for preventing accumulation of packages according to claim 1, characterized in that: The cleaning component (14) includes a second connecting plate (141), on which a cleaning sponge (143) is bolted to the bottom surface, and a limit frame (142) is installed at the front end of the second connecting plate (141).

3. A device for preventing accumulation of packages according to claim 2, characterized in that: The threaded rod (134) is inserted into the middle position of the connecting plate (141).

4. A device for preventing accumulation of packages according to claim 3, characterized in that: The first connecting plate (136) is bolted to the left and right ends of the second connecting plate (141), and the first connecting plate (136) is inserted into the front end of the push-down outer shell (12).

5. A device for preventing accumulation of packages according to claim 4, characterized in that: The second connecting plate (141) is slidably connected to the inner wall surface of the push-down outer shell (12), and the limiting frame (142) is slidably connected to the front end surface of the push-down outer shell (12).

6. A device for preventing accumulation of packages according to claim 5, characterized in that: The connector (138) is inserted into the top of the limiting frame (142).

7. A device for preventing accumulation of packages according to claim 6, characterized in that: The support frame (11) is bolted to the rear end of the cleaning assembly (14).

8. A device for preventing accumulation of packages according to claim 7, characterized in that: The connecting seat (131) is bolted to the bottom surface of the push-down outer shell (12), and the electric push rod (132) is bolted to the left and right sides of the push-down outer shell (12).

9. A device for preventing accumulation of packages according to claim 8, characterized in that: The connecting block (133) is movably connected to the bottom end of the piston rod inside the electric push rod (132).

10. A device for preventing accumulation of packages according to claim 9, characterized in that: The number of electric push rods (132) is two, and the two electric push rods (132) are distributed on the left and right.