A detergent plastic bottle cutting device

The detergent bottle cutting device, with its double-ended fixing mode and arc-shaped design, solves the cutting deviation caused by unstable clamping in traditional devices, achieving higher cutting accuracy and stability, and simplifying the operation process.

CN224465085UActive Publication Date: 2026-07-07FOSHAN SHUNDE ZHICHENG PLASTIC PACKAGING CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN SHUNDE ZHICHENG PLASTIC PACKAGING CO LTD
Filing Date
2025-07-09
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Traditional detergent bottle cutting devices, due to their single external clamping and fixing, are prone to deformation or displacement of the bottle during cutting, resulting in deviations in the parting line and affecting cutting accuracy and aesthetics.

Method used

The double-end fixing mode is adopted. The abutment sleeve abuts against the outside of the bottle body, and the synchronous rod extends into the bottle to abut against the curved rod and the inner wall of the bottle bottom, forming "outer abutment and inner support". Combined with the arc-shaped design of the reference arc block and the arc trajectory of the cutting blade, it ensures the precise positioning of the mold parting line between the cutting blade and the blade plate, and avoids the bottle body shaking.

Benefits of technology

It improves cutting accuracy and stability, simplifies the positioning and cutting steps of the parting line, and enhances operational efficiency and consistency.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224465085U_ABST
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Abstract

The utility model belongs to the field of plastic bottle processing, concretely relates to a detergent plastic bottle cutting device, including the organism, the top fixed connection of organism has electric cylinder seat no.
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Description

Technical Field

[0001] This utility model relates to the field of plastic bottle processing technology, specifically to a cutting device for detergent plastic bottles. Background Technology

[0002] Currently, most detergent plastic bottles are made using injection molding. The residual parting line between the bottle body and bottom not only affects the product's appearance, but if the cutting is not thorough, it may also lead to problems such as burrs and flash, which in turn affects the consumer's user experience. The precise cutting of the parting line directly affects the product's aesthetics.

[0003] Currently, traditional dishwashing liquid plastic bottle cutting devices mostly use a single external clamping and fixing method. During cutting, the bottle body is prone to deformation or displacement due to uneven force, resulting in deviation of the parting line cutting. In view of this, we propose a dishwashing liquid plastic bottle cutting device. Utility Model Content

[0004] The main objective of this invention is to provide a device for cutting plastic bottles of dishwashing liquid, which can solve the problems mentioned in the background art.

[0005] To achieve the above objectives, the present invention proposes a detergent plastic bottle cutting device, comprising a machine body, an electric cylinder base fixedly connected to the top of the machine body, a lifting plate fixedly connected to the output end of the electric cylinder base, and an abutment component provided on the lifting plate, the abutment component comprising:

[0006] The riser frame is fixedly connected to the top of the lifting plate, and the electric cylinder base is fixedly connected to the top of the riser frame.

[0007] A synchronizing rod is fixedly connected to the bottom of the lifting plate, and a push rod is fixedly connected to the output end of the electric cylinder base two;

[0008] A sleeve ring is fixedly connected to the outer wall of the push rod, and an abutting crank rod is rotatably connected to the outer wall of the sleeve ring.

[0009] Preferably, the outer wall of the sleeve ring is hinged with a hinge rod, the end of the hinge rod away from the sleeve ring is hinged to the outer wall of the abutting crank rod, the outer wall of the synchronizing rod is fixedly connected with a guide rail, and the inner wall of the sleeve ring is slidably connected to the outer wall of the guide rail.

[0010] Preferably, a fixing block is fixedly connected to the outer wall of the synchronizing rod, and a support rod is fixedly connected to the outer wall of the machine body.

[0011] Preferably, a connecting rod is slidably connected to the inner wall of the support rod, and an abutment sleeve is fixedly connected to the bottom of the connecting rod.

[0012] Preferably, a placement plate is fixedly connected to the outer wall of the machine body, a reference arc block is fixedly connected to the top of the placement plate, and a blade plate is fixedly connected to the outer wall of the machine body. The placement plate and the reference arc block form a set, and two sets are provided in total, with a symmetrical design.

[0013] Preferably, an electric cylinder base three is fixedly connected to the outer wall of the machine body, and a movable plate is fixedly connected to the output end of the electric cylinder base three.

[0014] Preferably, a cutting blade is welded to the outer wall of the movable plate, a guide rod is fixedly connected to the outer wall of the movable plate, and a grinding machine is provided on the outer wall of the machine body.

[0015] This utility model provides a cutting device for plastic detergent bottles. It has the following beneficial effects:

[0016] (1) The detergent bottle cutting device abuts against the outside of the bottle body through the abutment sleeve, and cooperates with the synchronous rod to abut against the inner wall of the bottle bottom after the synchronous rod extends into the bottle, forming a double-end fixing mode of "outer abutment and inner support". When the electric cylinder seat one drives the lifting plate to descend, the synchronous rod first extends into the bottle, the electric cylinder seat two pushes the sleeve ring to slide along the guide rail, and the abutment rod is rotated and clamped to the inner wall of the bottle bottom through the hinge rod. Then the electric cylinder seat one presses down to fix it. This structure ensures that the bottle body does not shake during cutting, and the mold line is always kept at the predetermined position between the cutting blade and the blade plate, avoiding cutting deviation caused by bottle deformation and improving cutting accuracy and stability.

[0017] (2) This detergent bottle cutting device guides the bottle to be accurately placed on the placement plate through the arc design of the reference arc block. The blade plate serves as a visual reference for the parting line angle, and the operator can adjust the bottle to make the parting line parallel to the blade plate. The arc trajectory of the cutting blade matches the arc of the parting line. When the electric cylinder base's three-drive movable plate moves along the guide rod, the cutting blade accurately cuts along the arc trajectory. This system simplifies the manual calibration steps through physical guidance and trajectory matching, allowing even non-professionals to quickly complete the positioning and cutting of the parting line, improving operational efficiency and consistency. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the present invention;

[0020] Figure 2This is a cross-sectional structural diagram of the electric cylinder base and the lifting plate of this utility model;

[0021] Figure 3 This is a cross-sectional view of the height-increasing frame and support rod of this utility model;

[0022] Figure 4 This is a cross-sectional view of the connecting crank and synchronizing rod of this utility model;

[0023] Figure 5 This is an exploded cross-sectional view of the placement plate and blade portion of this utility model.

[0024] Explanation of reference numerals: 1. Machine body; 2. Cylinder base one; 3. Lifting plate; 4. Abutment assembly; 41. Elevator frame; 42. Cylinder base two; 43. Synchronizing rod; 44. Push rod; 45. Sleeve ring; 46. Abutment crank rod; 47. Hinge rod; 48. Guide rail; 5. Fixed stop block; 6. Support rod; 7. Connecting rod; 8. Abutment sleeve; 9. Placement plate; 10. Reference arc block; 11. Blade plate; 12. Cylinder base three; 13. Movable plate; 14. Cutting blade; 15. Guide rod; 16. Grinding machine.

[0025] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. 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.

[0027] Please see Figures 1-5 This utility model proposes a detergent plastic bottle cutting device, including a body 1. The top of the body 1 is fixedly connected to an electric cylinder base 2. The output end of the electric cylinder base 2 is fixedly connected to a lifting plate 3. The lifting plate 3 is provided with an abutment component 4. The abutment component 4 includes a heightening frame 41. The top of the lifting plate 3 is fixedly connected to the heightening frame 41. The top of the heightening frame 41 is fixedly connected to an electric cylinder base 42. The bottom of the lifting plate 3 is fixedly connected to a synchronizing rod 43. The output end of the electric cylinder base 42 is fixedly connected to a pushing rod 44. The outer wall of the pushing rod 44 is fixedly connected to a sleeve ring 45. The outer wall of the sleeve ring 45 is rotatably connected to an abutment crank rod 46.

[0028] In this utility model, a hinge rod 47 is hinged to the outer wall of the sleeve ring 45, and the end of the hinge rod 47 away from the sleeve ring 45 is hinged to the outer wall of the abutting crank rod 46. A guide rail 48 is fixedly connected to the outer wall of the synchronizing rod 43, and the inner wall of the sleeve ring 45 is slidably connected to the outer wall of the guide rail 48.

[0029] Furthermore, a fixed stop 5 is fixedly connected to the outer wall of the synchronizing rod 43. The fixed stop 5 performs unidirectional limiting work on the movement of the sleeve ring 45. A support rod 6 is fixedly connected to the outer wall of the machine body 1. A connecting rod 7 is slidably connected to the inner wall of the support rod 6. The connecting rod 7 is L-shaped. The connecting rod 7 and the support rod 6 are elastically connected by a compression spring. An abutment sleeve 8 is fixedly connected to the bottom of the connecting rod 7.

[0030] Furthermore, a placement plate 9 is fixedly connected to the outer wall of the machine body 1, a reference arc block 10 is fixedly connected to the top of the placement plate 9, and a blade plate 11 is fixedly connected to the outer wall of the machine body 1. The reference arc block 10 facilitates the placement of the bottle onto the placement plate 9. The highest point of the blade plate 11 is higher than the placement plate 9. The blade plate 11 facilitates the confirmation of the position of the mold parting line.

[0031] Furthermore, an electric cylinder base 3 12 is fixedly connected to the outer wall of the machine body 1. A movable plate 13 is fixedly connected to the output end of the electric cylinder base 3 12. A cutting blade 14 is welded to the outer wall of the movable plate 13. The cutting blade 14 is arc-shaped and specially customized. A guide rod 15 is fixedly connected to the outer wall of the movable plate 13. The outer wall of the guide rod 15 is slidably connected to the inner wall of the machine body 1. A grinder 16 is provided on the outer wall of the machine body 1. The grinder 16 is detachably fixed by a movable pressure plate controlled by a threaded rod in conjunction with a fixed plate. This is existing technology and will not be described in detail.

[0032] It should be noted that the above electrical components are all existing technology products. Those skilled in the art should select, install and complete the circuit debugging work according to the needs of use to ensure that all electrical appliances can work normally. The components are all general standard parts or components known to those skilled in the art. Their structure and principle can be known by those skilled in the art through technical manuals or conventional experimental methods. No specific restrictions are made here.

[0033] In use, hold the bottle and push it upwards against the abutment sleeve 8 to easily place the bottle on top of the placement plate 9. The blade 11 allows you to easily change the angle of the parting line at the bottom of the bottle, keeping the blade 11 parallel. This ensures the parting line at the bottom of the bottle is aligned (the parting line of the bottom can be referenced). Figure 3 It is located in the area between the blade plate 11 and the cutting blade 14; this facilitates the subsequent activation of the electric cylinder base 12, which drives the movable plate 13 to move, so that the cutting blade 14 can cut the mold parting line.

[0034] Once the bottle is in place, the compression spring resets the connecting rod 7, causing the abutment sleeve 8 to abut against the bottle, thus securing the bottle.

[0035] Then, start the electric cylinder base 2, which moves the lifting plate 3 downward, causing the abutment component 4 to move towards the bottle. When the electric cylinder base 2 moves to point A, the synchronous rod 43 on the lifting plate 3 has entered the internal area of ​​the bottle, but there is still a certain distance between the synchronous rod 43 and the bottom of the bottle. At this time, start the electric cylinder base 42 to move the push rod 44, which in turn causes the sleeve ring 45 to slide on the guide rail 48. With the help of the hinge rod 47, the abutment crank 46 rotates on the synchronous rod 43. The sleeve ring 45 will abut against the fixed stop 5, fixing the position of the abutment crank 46. When the abutment crank 46 stops moving, the electric cylinder base 2 will start again, moving it downward so that the abutment crank 46 abuts against the inner wall of the bottom of the bottle, thus completing the fixing of the bottle. By fixing the mold parting line, it is ensured that the mold parting line can be cut stably, avoiding large deformation of the bottle that would lead to an unclear mold parting line cutting effect, and improving the stability of the cutting work.

[0036] The above description is only a preferred embodiment of the present utility model and does not limit the patent scope of the present utility model. All equivalent structural transformations made under the inventive concept of the present utility model using the contents of the present utility model specification and drawings, or direct / indirect applications in other related technical fields, are included within the patent protection scope of the present utility model.

Claims

1. A detergent plastic bottle cutting device, comprising a body (1), characterized in that: The top of the machine body (1) is fixedly connected to an electric cylinder base (2), and the output end of the electric cylinder base (2) is fixedly connected to a lifting plate (3). The lifting plate (3) is provided with an abutment component (4), which includes: The lifting frame (41) is fixedly connected to the top of the lifting plate (3), and the electric cylinder seat (42) is fixedly connected to the top of the lifting frame (41). Synchronous rod (43), the bottom of the lifting plate (3) is fixedly connected to the synchronous rod (43), and the output end of the electric cylinder seat (42) is fixedly connected to the push rod (44); A sleeve ring (45) is fixedly connected to the outer wall of the push rod (44), and an abutting crank rod (46) is rotatably connected to the outer wall of the sleeve ring (45).

2. The detergent plastic bottle cutting device according to claim 1, characterized in that: The outer wall of the sleeve ring (45) is hinged with a hinge rod (47), and the end of the hinge rod (47) away from the sleeve ring (45) is hinged to the outer wall of the abutting crank rod (46). The outer wall of the synchronizing rod (43) is fixedly connected with a guide rail (48), and the inner wall of the sleeve ring (45) is slidably connected to the outer wall of the guide rail (48).

3. The detergent plastic bottle cutting device according to claim 1, characterized in that: A fixed stop (5) is fixedly connected to the outer wall of the synchronizing rod (43), and a support rod (6) is fixedly connected to the outer wall of the body (1).

4. The detergent plastic bottle cutting device according to claim 3, characterized in that: The inner wall of the support rod (6) is slidably connected to a connecting rod (7), and the bottom of the connecting rod (7) is fixedly connected to an abutment sleeve (8).

5. The detergent plastic bottle cutting device according to claim 1, characterized in that: The outer wall of the body (1) is fixedly connected to a placement plate (9), the top of the placement plate (9) is fixedly connected to a reference arc block (10), and the outer wall of the body (1) is fixedly connected to a blade plate (11).

6. The detergent plastic bottle cutting device according to claim 1, characterized in that: The outer wall of the machine body (1) is fixedly connected to an electric cylinder base three (12), and the output end of the electric cylinder base three (12) is fixedly connected to a movable plate (13).

7. The detergent plastic bottle cutting device according to claim 6, characterized in that: A cutting blade (14) is welded to the outer wall of the movable plate (13), a guide rod (15) is fixedly connected to the outer wall of the movable plate (13), and a grinder (16) is provided on the outer wall of the machine body (1).