IP Library Granted Patent US 12,441,019
Granted Patent B2
US 12,441,019 · App. 17/954,036 · Granted Oct 14, 2025

Cutter driving apparatus and cutting device

Inventors: Ruhu Liao (Ningde, CN); Yitai Guo (Ningde, CN); Zhihua Wen (Ningde, CN); Yunru Shi (Ningde, CN); Cong Zhang (Ningde, CN); Yongli Zhang (Ningde, CN)
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
B26D5/16H01M4/04
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Quick Facts
Patent No.
US 12,441,019
App. No.
17/954,036
Granted
Oct 14, 2025
Kind
B2
Abstract

A cutter driving apparatus configured to drive a cutter of a cutting device includes a following drive assembly, a cutting drive assembly, a cutter drive rod connected to the following drive assembly, and a connecting rod assembly having a first connecting end connected to the cutting drive assembly and a second connecting end connected to the cutter drive rod.

Claims (46)

1. A cutter driving apparatus, configured to drive a cutter of a cutting device, comprising:

a following drive assembly comprising a following drive motor;

a cutting drive assembly;

a cutter drive rod, wherein an end of the cutter drive rod is directly connected to the following drive motor; and

a connecting rod assembly, wherein the connecting rod assembly has a first connecting end connected to the cutting drive assembly, and a second connecting end connected to the cutter drive rod.

2. The cutter driving apparatus according to claim 1 ,

wherein the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod has the first connecting end and a first hinge end, and the second connecting rod has the second connecting end and a second hinge end, and the first hinge end is hinged to the second hinge end.

3. The cutter driving apparatus according to claim 2 ,

wherein the first connecting end is rotatably connected to the cutting drive assembly, and the second connecting end is rotatably connected to the cutter drive rod.

4. The cutter driving apparatus according to claim 3 , wherein:

the first connecting rod and the second connecting rod are both perpendicular to an axial line of the cutter drive rod, and the first connecting rod is located above the second connecting rod; and

a rotational plane of a rotational connection between the first connecting end and the cutting drive assembly, a rotation plane of a rotational connection between the second connecting end and the cutter drive rod, and a rotational plane of a hinged connection between the first hinge end and the second hinge end are perpendicular to the axial line of the cutter drive rod.

5. The cutter driving apparatus according to claim 3 ,

wherein the first hinge end and the second hinge end are hinged to each other by a connecting bolt.

6. The cutter driving apparatus according to claim 1 ,

wherein the cutting drive assembly comprises a cutting drive motor and a cam follow-up structure, and the cam follow-up structure is installed at a rotating shaft of the cutting drive motor and connected to the first connecting end.

7. The cutter driving apparatus according to claim 6 , wherein the cam follow-up structure comprises:

a sliding rail connected to the cutting drive motor;

a cam follow-up block installed at the sliding rail and configured to slide vertically, a guide groove being provided at the cam follow-up block; and

a cam installed at the rotating shaft of the cutting drive motor, a bearing follower provided at the cam being inserted in the guide groove.

8. The cutter driving apparatus according to claim 1 , wherein the following drive assembly further comprises:

a rack arranged horizontally.

9. The cutter driving apparatus according to claim 1 ,

wherein the end of the cutter drive rod is a first end, and the cutter drive rod has a second end connected to the second connecting end of the connecting rod assembly.

10. A cutting device, comprising:

a cutter configured to cut a material strip; and

the cutter driving apparatus according to claim 1 , configured to drive the cutter.

11. The cutting device according to claim 10 ,

wherein the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod has the first connecting end and a first hinge end, and the second connecting rod has the second connecting end and a second hinge end, and the first hinge end is hinged to the second hinge end.

12. The cutting device according to claim 11 ,

wherein the first connecting end is rotatably connected to the cutting drive assembly, and the second connecting end is rotatably connected to the cutter drive rod.

13. The cutting device according to claim 12 , wherein:

the first connecting rod and the second connecting rod are both perpendicular to an axial line of the cutter drive rod, and the first connecting rod is located above the second connecting rod; and

a rotational plane of a rotational connection between the first connecting end and the cutting drive assembly, a rotation plane of a rotational connection between the second connecting end and the cutter drive rod, and a rotational plane of a hinged connection between the first hinge end and the second hinge end are perpendicular to the axial line of the cutter drive rod.

14. The cutting device according to claim 12 ,

wherein the first hinge end and the second hinge end are hinged to each other by a connecting bolt.

15. The cutting device according to claim 10 ,

wherein the cutting drive assembly comprises a cutting drive motor and a cam follow-up structure, and the cam follow-up structure is installed at a rotating shaft of the cutting drive motor and connected to the first connecting end.

16. The cutting device according to claim 15 , wherein the cam follow-up structure comprises:

a sliding rail connected to the cutting drive motor;

a cam follow-up block installed at the sliding rail and configured to slide vertically, a guide groove being provided at the cam follow-up block; and

a cam installed at the rotating shaft of the cutting drive motor, a bearing follower provided at the cam being inserted in the guide groove.

17. The cutting device according to claim 10 , wherein the following drive assembly further comprises:

a rack arranged horizontally.

18. The cutting device according to claim 10 ,

wherein the end of the cutter drive rod is a first end, and the cutter drive rod has a second end connected to the second connecting end of the connecting rod assembly.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2024
From: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
To: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Reel/Frame 068338/0402 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 27, 2022
From: LIAO, RUHU; GUO, YITAI; WEN, ZHIHUA; SHI, YUNRU; ZHANG, CONG; ZHANG, YONGLI
To: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 061230/0082 →
Priority Claims (1)
CN 202220238774.8 · Jan 28, 2022 · national
Continuity (2)
Continuation PCTCN2022093640 · May 18, 2022
Related Publication 20230241796A1 · Aug 3, 2023
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