Thread forming device for sealing metal ink tank

By designing the clamping and forming mechanism, the problem of cumbersome mold replacement in existing devices has been solved, enabling rapid mold replacement and stable clamping of ink canisters, thus improving the flexibility and efficiency of the device.

CN224073210UActive Publication Date: 2026-04-03ZHEJIANG FUYUAN METAL CAN IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-03
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

The existing equipment requires time and effort to change molds for products of different sizes, making it cumbersome and inconvenient to use.

Method used

The device employs a clamping mechanism and a forming mechanism. The clamping mechanism is used to fix ink cans of different sizes, while the forming mechanism automatically transports and forms ink at fixed points using a CCD camera and a conveyor belt. At the same time, it utilizes a geared motor and hydraulic rods to achieve rapid mold changes.

Benefits of technology

It enables rapid mold replacement and stable clamping of ink canisters, improving the flexibility and efficiency of the device and ensuring molding stability and automation.

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Abstract

The utility model discloses a thread forming device for sealing a metal ink tank, and relates to the technical field of ink tank processing. The thread forming device for metal ink tank sealing comprises a base, a clamping mechanism and a forming mechanism, the forming mechanism is arranged at the top of the base and comprises a supporting plate, supporting frames, first hydraulic rods, a rectangular frame, a mounting sleeve and a mold, the supporting plate is arranged over the base, and the two supporting frames are fixedly mounted on the outer surfaces of the two sides of the supporting plate correspondingly; the four sets of supporting frames are fixedly installed on the top of the base, a first hydraulic rod is fixedly installed on the top of the supporting plate, the free end of the first hydraulic rod penetrates through the supporting plate and is fixedly provided with a rectangular frame, an installation sleeve is rotationally installed at the bottom of the rectangular frame, and a mold attached to the inner wall of the installation sleeve is arranged in the installation sleeve. According to the thread forming device for sealing the metal ink tank, through the forming mechanism, molds with forming grooves of different sizes can be conveniently and rapidly replaced, and the flexibility of the device is improved.
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Description

Technical Field

[0001] This utility model relates to the field of ink can processing technology, and in particular to a thread forming device for sealing metal ink cans. Background Technology

[0002] Chinese patent document CN208879557U discloses a can opening thread forming device: it includes several inner molds arranged circumferentially, and outer molds are correspondingly arranged on the outer circumference of the inner molds. The inner molds and outer molds can move radially towards or away from each other. The surfaces of the inner molds and outer molds facing each other each form an inner thread forming surface and an outer thread forming surface. The inner molds and outer molds move towards the can body from both inside and outside directions, and the intermittent thread is formed by a stamping-like method. Compared with rolled threads, it has the following advantages: multiple inner molds and outer molds move synchronously, completing the forming of multiple thread segments simultaneously, which can be completed in one stroke, resulting in high production efficiency; the movement of the inner molds and outer molds is simple and can be achieved by a simple cam mechanism; during forming, each forming point plays a positioning role for the can opening, resulting in threads with good precision and product consistency, and the can body is not easily deformed. The advantages are obvious when the can diameter is large.

[0003] However, when the above-mentioned device is used to form threads for products of different sizes, changing the corresponding mold requires time-consuming and labor-intensive bolt disassembly and assembly, which makes the use of the device cumbersome and inconvenient. Therefore, we propose a thread forming device for sealing metal ink cans. Utility Model Content

[0004] The purpose of this invention is to provide a thread forming device for sealing metal ink cans, which can solve the problem that changing molds is troublesome in some existing devices.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a thread forming device for sealing metal ink cans, comprising:

[0006] Base;

[0007] A clamping mechanism, located on the top of the base, is used to clamp and fix the ink can.

[0008] The molding mechanism is located on the top of the base. The molding mechanism includes a support plate, a support frame, a first hydraulic rod, a rectangular frame, a mounting sleeve, and a mold. The support plate is located directly above the base. Two sets of support frames are fixedly installed on the outer surfaces of both sides of the support plate. All four sets of support frames are fixedly installed on the top of the base. The first hydraulic rod is fixedly installed on the top of the support plate. The free end of the first hydraulic rod passes through the support plate and is fixedly installed on the rectangular frame. The mounting sleeve is rotatably installed on the bottom of the rectangular frame. A mold that fits the inner wall of the mounting sleeve is provided inside the mounting sleeve.

[0009] Preferably, the molding mechanism further includes a geared motor, locking rods, a pull handle, and springs. A geared motor is fixedly installed on the bottom inner side of the rectangular frame. The shaft of the geared motor is connected to the mounting sleeve. Two sets of locking rods are movably passed through the outer surface of the mounting sleeve. Two sets of slots are opened on the outer surface of the mold. One end of each set of locking rods is inserted into the corresponding slot. A pull handle is fixedly installed on the other end of each set of locking rods. A set of springs is sleeved on each set of locking rods. Both ends of each set of springs are fixedly connected to the corresponding pull handle and the outer surface of the mounting sleeve.

[0010] Preferably, the clamping mechanism includes a vertical plate, a second hydraulic rod, a sleeve, a locking block, and a clamping plate. Two sets of vertical plates are fixedly installed on the top of the base. A set of second hydraulic rods is fixedly installed on the opposite side of each of the two sets of vertical plates. The free ends of the two sets of second hydraulic rods pass through the corresponding vertical plates and are fixedly installed with a set of sleeves. A set of locking slots is opened on the top of each of the two sets of sleeves. A set of locking blocks is locked in each of the two sets of locking slots. A set of clamping plates is fixedly installed on each of the two sets of locking blocks.

[0011] Preferably, a set of anti-slip pads is fixedly installed on the side of the two sets of clamps that are close to each other.

[0012] Preferably, an L-shaped plate is fixedly installed on one outer surface of the support plate, and a CCD camera is fixedly installed on one outer surface of the L-shaped plate.

[0013] Preferably, the base has a groove, and a conveyor belt is installed in the groove.

[0014] Preferably, a pad is fixedly installed between the inner walls of the two sides of the groove on the base, and the pad fits against the inner wall of the conveyor belt.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] (1) The thread forming device for sealing the metal ink can, through the forming mechanism, facilitates quick and easy replacement of molds with forming grooves of different sizes, improves the flexibility of the device, solves the problem that some existing devices require time-consuming and laborious bolt disassembly and assembly when changing the corresponding mold for thread forming of products of different sizes, which makes the use of the device cumbersome and inconvenient, and improves the practicality of the device.

[0017] (2) The thread forming device for sealing the metal ink can can also clamp and fix ink cans of different sizes through the clamping mechanism, ensuring the stability of the ink can during forming. At the same time, under the action of the CCD camera and the conveyor belt, the ink can can be automatically transported and formed at fixed points, saving time and effort, ensuring the effectiveness of the device, and facilitating the promotion and use of the device. Attached Figure Description

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0019] Figure 1 This is a frontal perspective view of the present invention;

[0020] Figure 2 This is a front perspective view of the base and its upper related components of this utility model;

[0021] Figure 3 This is a front perspective view of the mounting sleeve and its associated upper components of the present invention.

[0022] Figure 4 This is a bottom perspective view of the mounting sleeve and its related upper components of the present invention.

[0023] Figure 5 This is a frontal perspective view of the metal ink can product of this utility model.

[0024] Reference numerals: 1. Base; 2. Forming mechanism; 21. Support plate; 22. Support frame; 23. First hydraulic rod; 24. Rectangular frame; 25. Gear motor; 26. Mounting sleeve; 27. Mold; 28. Clamping rod; 29. ​​Pull handle; 210. Spring; 3. Clamping mechanism; 31. Vertical plate; 32. Second hydraulic rod; 33. Sleeve; 34. Clamping block; 35. Clamping plate; 4. Anti-slip mat; 5. L-shaped plate; 6. CCD camera; 7. Conveyor belt; 8. Pad plate; 9. Metal ink can product. Detailed Implementation

[0025] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the description of the textual part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0026] Please see Figure 1-5 This utility model provides a technical solution: a thread forming device for sealing a metal ink can, including a base 1, a clamping mechanism 3 and a forming mechanism 2. The clamping mechanism 3 is disposed on the top of the base 1 and is used to clamp and fix the ink can. A groove is provided on the base 1, and a conveyor belt 7 is provided in the groove. A pad 8 is fixedly installed between the inner walls of the two sides of the groove on the base 1, and the pad 8 is in contact with the inner wall of the conveyor belt 7.

[0027] The molding mechanism 2 is located on the top of the base 1. The molding mechanism 2 includes a support plate 21, a support frame 22, a first hydraulic rod 23, a rectangular frame 24, a mounting sleeve 26, and a mold 27. The support plate 21 is located directly above the base 1. Two sets of support frames 22 are fixedly installed on the outer surfaces of both sides of the support plate 21. All four sets of support frames 22 are fixedly installed on the top of the base 1. The first hydraulic rod 23 is fixedly installed on the top of the support plate 21. The free end of the first hydraulic rod 23 passes through the support plate 21 and is fixedly installed on the rectangular frame 24. The mounting sleeve 26 is rotatably installed on the bottom of the rectangular frame 24. The mold 27, which fits against the inner wall of the mounting sleeve 26, is provided inside the mounting sleeve 26.

[0028] The molding mechanism 2 also includes a geared motor 25, locking rods 28, a pull handle 29, and springs 210. The geared motor 25 is fixedly installed on the inner bottom of the rectangular frame 24. The shaft of the geared motor 25 is connected to the mounting sleeve 26. Two sets of locking rods 28 movably pass through the outer surface of the mounting sleeve 26. Two sets of slots are provided on the outer surface of the mold 27. One end of each set of locking rods 28 is inserted into the corresponding slot. A pull handle 29 is fixedly installed on the other end of each set of locking rods 28. A spring 210 is fitted onto each set of locking rods 28. Both ends are fixedly connected to the outer surfaces of the corresponding pull handle 29 and mounting sleeve 26. An L-shaped plate 5 is fixedly installed on one side of the outer surface of the support plate 21, and a CCD camera 6 is fixedly installed on one side of the outer surface of the L-shaped plate 5. Through the forming mechanism 2, it is convenient to quickly change the mold 27 with forming grooves of different sizes, which improves the flexibility of the device and solves the problem that when some existing devices are used to form threads of products of different sizes, it is necessary to perform time-consuming and laborious bolt disassembly and assembly to change the corresponding mold, which makes the use of the device cumbersome and inconvenient. This improves the practicality of the device.

[0029] The clamping mechanism 3 includes a vertical plate 31, a second hydraulic rod 32, a sleeve 33, a clamping block 34, and a clamping plate 35. Two sets of vertical plates 31 are fixedly installed on the top of the base 1. A set of second hydraulic rods 32 is fixedly installed on the opposite side of each set of vertical plates 31. The free ends of the two sets of second hydraulic rods 32 pass through the corresponding vertical plates 31 and are fixedly installed with a sleeve 33. A set of slots is opened on the top of each set of sleeves 33. A set of clamping blocks 34 is engaged in each slot. A set of clamping plates 35 is fixedly installed on each set of clamping blocks 34. A set of anti-slip pads 4 is fixedly installed on the side of each set of clamping plates 35 that is close to each other. Through the clamping mechanism 3, ink cans of different sizes can be clamped and fixed to ensure the stability of the ink can during molding. At the same time, under the action of the CCD camera 6 and the conveyor belt 7, the ink cans can be automatically transported and molded at fixed points, saving time and effort, ensuring the effect of the device, and facilitating the promotion and use of the device.

[0030] Working principle: The metal ink can product 9 is continuously conveyed by the conveyor belt 7. When it is monitored by the CCD camera 6 and is conveyed to the area directly below the mold 27, the conveyor belt stops. The free ends of the two sets of second hydraulic rods 32 extend and drive the two sets of clamping plates 35 to clamp the metal ink can product 9. Then, the free end of the first hydraulic rod 23 extends and drives the mold 27 to move down to the sealing position of the metal ink can product 9. Then it continues to move down and the reduction motor 25 drives the mold 27 to rotate, so that the metal ink can product 9 is inserted into the forming groove and spirally formed. Then it is conveyed to continue processing the next metal ink can product 9. When it is necessary to process metal ink can products 9 of different sizes, the clamping plate 35 is slid out of the sleeve 33 through the clamping block 34 and replaced with a clamping plate 35 with the corresponding curvature. Then, the pull handle 29 is pulled to drive the clamping rod 28 to disengage from the mold 27, so that the mold 27 can be removed and replaced with a mold 27 with a forming groove of the corresponding size.

[0031] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A thread forming device for sealing a metal ink tank, characterized by comprising: Include: Base (1); Clamping mechanism (3), which is provided on the top of the base (1), the clamping mechanism (3) is used for clamping and fixing the ink tank; Molding mechanism (2), which is provided on the top of the base (1), the molding mechanism (2) comprises a support plate (21), a support frame (22), a first hydraulic rod (23), a rectangular frame (24), a mounting sleeve (26) and a mold (27), the top of the base (1) is provided with the support plate (21), the both sides of the support plate (21) are fixedly installed with two groups of support frames (22), the four groups of support frames (22) are fixedly installed on the top of the base (1), the top of the support plate (21) is fixedly installed with the first hydraulic rod (23), the free end of the first hydraulic rod (23) penetrates through the support plate (21) and is fixedly installed with the rectangular frame (24), the bottom of the rectangular frame (24) is rotatably installed with the mounting sleeve (26), the mounting sleeve (26) is provided with the mold (27) fitted with the inner wall thereof.

2. A thread forming device for sealing the opening of a metal ink can according to claim 1, characterized in that: The molding mechanism (2) further comprises a reduction motor (25), a clamping rod (28), a pull handle (29) and a spring (210), the inner bottom of the rectangular frame (24) is fixedly installed with the reduction motor (25), the rotating shaft of the reduction motor (25) is in transmission connection with the mounting sleeve (26), the outer surface of the mounting sleeve (26) movably penetrates through two groups of clamping rods (28), the outer surface of the mold (27) is provided with two groups of clamping grooves, one end of the two groups of clamping rods (28) is inserted into the corresponding clamping groove, the other end of the two groups of clamping rods (28) is fixedly installed with one group of pull handles (29), one group of springs (210) is sleeved on the two groups of clamping rods (28), and the two ends of the two groups of springs (210) are fixedly connected with the corresponding pull handle (29) and the outer surface of the mounting sleeve (26).

3. A thread forming device for sealing the opening of a metal ink can according to claim 2, characterized in that: The clamping mechanism (3) comprises a vertical plate (31), a second hydraulic rod (32), a clamping sleeve (33), a clamping block (34) and a clamping plate (35), the top of the base (1) is fixedly installed with two groups of vertical plates (31), the side of the two groups of vertical plates (31) away from each other is fixedly installed with one group of second hydraulic rods (32), the free end of the two groups of second hydraulic rods (32) penetrates through the corresponding vertical plate (31) and is fixedly installed with one group of clamping sleeves (33), the top of the two groups of clamping sleeves (33) is provided with one group of clamping grooves, one group of clamping blocks (34) is clamped and installed in the two groups of clamping grooves, and one group of clamping plates (35) is fixedly installed on the two groups of clamping blocks (34).

4. A thread forming device for sealing the opening of a metal ink can according to claim 3, wherein: The side of the two groups of clamping plates (35) close to each other is fixedly installed with one group of anti-skid pads (4).

5. A thread forming device for sealing the opening of a metal ink can according to claim 4, wherein: The outer surface of one side of the support plate (21) is fixedly installed with an L-shaped plate (5), and the outer surface of one side of the L-shaped plate (5) is fixedly installed with a CCD camera (6).

6. A thread forming device for sealing the opening of a metal ink can according to claim 5, wherein: The base (1) is provided with a groove, and the groove is provided with a conveying belt (7).

7. A thread forming device for sealing the opening of a metal ink can according to claim 6, characterized in that: The inner wall between the two sides of the groove on the base (1) is fixedly installed with a backing plate (8), and the backing plate (8) is fitted with the inner wall of the conveying belt (7).

Citation Information

Patent Citations

  • Tank opening thread forming device

    CN208879557U