Portable magnetic tapping machine
The portable magnetic tapping machine, with its magnetic adsorption base and multi-stage rotating shaft structure, solves the problem that existing portable tapping machines are not convenient for fast and accurate thread tapping in different environments. It achieves efficient, safe, and highly adaptable thread processing, suitable for thread processing of various materials and specifications.
Patent Information
- Application Number
- CN202422882471.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-10-31
- Estimated Expiration
- 2034-11-26
AI Technical Summary
Existing portable tapping machines are not convenient for quickly and accurately tapping threads in different environments, especially for large workpieces, resulting in poor practicality and applicability and reduced processing efficiency.
It adopts a magnetic adsorption base and a multi-stage rotating shaft structure, combined with a balance cylinder and a rotating shaft locking device, to achieve convenient workpiece fixation and angle adjustment. Equipped with a high-efficiency motor and reducer, it provides stable power and torque, and has safety protection measures.
It enables portable tapping machines to quickly and accurately tap threads in different environments, is suitable for thread processing of various materials and specifications, reduces energy consumption, has safety protection and good operability, is easy to carry, and is suitable for various construction sites.
Smart Images

Figure CN223492246U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of mechanical processing technology, specifically a portable magnetic tapping machine. Background Technology
[0002] A tapping machine is a commonly used device for tapping workpieces. It has a rapid reversing structure, which makes the tapping process very fast. It is an indispensable tool in machining.
[0003] The existing patent document CN214721222U discloses a portable electric tapping machine. This utility model sets up a clamp on the workpiece placement seat, which consists of a clamp plate, a clamp electric push rod and a clamp sub-plate. The clamp sub-plate and the clamp plate are connected by a telescopic rod. In use, the telescopic rod drives the clamp sub-plate to move, so that the distance between the two sets of opposing clamp sub-plates is shortened, achieving a fixing effect. This kind of clamp is convenient for fixing workpieces of different sizes.
[0004] However, the existing portable tapping machines are limited by the operating space due to their integral processing structure, making it difficult to quickly and accurately complete the tapping work in different environments. They are also not suitable for tapping large workpieces, resulting in poor practicality and applicability of portable tapping machines, which reduces their processing efficiency. Utility Model Content
[0005] The purpose of this invention is to provide a portable magnetic tapping machine to solve the problem mentioned in the background art that existing portable tapping machines are not convenient for quickly and accurately completing thread tapping work in different environments.
[0006] To achieve the above objectives, this utility model provides the following technical solution: a portable magnetic tapping machine, including a magnetic base, an installation flange movably mounted on the upper end of the magnetic base, a first rotating shaft body movably mounted on the upper end of the installation flange, a first rotating shaft locking device movably mounted on the right end of the first rotating shaft body, and a first cantilever movably mounted on the rear end of the first rotating shaft body.
[0007] A locking device for a second rotating shaft is movably installed on the upper left end of the first cantilever. The body of the second rotating shaft is movably installed on the upper end of the first cantilever. An electrical control cabinet is fixedly installed on the right end of the body of the second rotating shaft. A third rotating shaft is movably installed inside the body of the second rotating shaft.
[0008] Preferably, a swing arm is movably mounted on the left end of the second rotating shaft body, and the third rotating shaft movably connects the second rotating shaft body and the swing arm.
[0009] Preferably, a balancing cylinder is movably installed inside the swing arm, and the third rotating shaft, the swing arm, and the balancing cylinder together form a parallelogram structure. The balancing cylinder can balance the gravity of the main shaft component.
[0010] Preferably, a fourth rotating shaft is movably mounted on the left end of the swing arm, a fifth rotating shaft body is movably mounted on the left end of the fourth rotating shaft, and a fifth rotating shaft locking device is movably mounted on both the front and rear ends of the fourth rotating shaft. The fifth rotating shaft body can adjust the angle of the main shaft component, and the fifth rotating shaft locking device can fix the angle of the main shaft component.
[0011] Preferably, a spindle mounting base is movably mounted on the left end of the fourth rotary shaft, the body of the fifth rotary shaft is movably connected to the fourth rotary shaft and the spindle mounting base, and an operating handle is movably mounted on the front end of the spindle mounting base, which facilitates hand-held operation of the tapping machine by the operator.
[0012] Preferably, a speed reducer is fixedly mounted on the upper end of the spindle mounting base, and a spindle motor is fixedly mounted on the upper end of the speed reducer. The spindle motor is used to provide power for the tapping operation, and the speed reducer increases the torque while reducing the tapping speed.
[0013] Preferably, a tap chuck is fixedly installed at the lower end of the spindle mounting base. The tap chuck is located at the transmission end of the lower end of the reducer. A tapping head is movably installed at the lower end of the tap chuck. The tap chuck is used for installing and fixing the tapping head.
[0014] Compared with the prior art, the beneficial effects of this utility model are:
[0015] This portable magnetic tapping machine features a user-friendly design with a clear and intuitive interface, allowing operators to quickly master its operation and making it easy to use. It is suitable for thread processing of various materials and specifications, demonstrating strong applicability. Utilizing a high-efficiency motor and optimized transmission design, it reduces energy consumption during tapping operations, exhibiting high energy efficiency. The machine is equipped with comprehensive safety protection measures, such as overload protection and leakage protection, ensuring the safety of personnel and equipment during operation. Its small size and light weight make it easy to carry and transport, suitable for various construction sites. This portable tapping machine combines the tapping quality of a large tapping machine with the operational feasibility of working in confined spaces during maintenance, indicating a promising market prospect. Attached Figure Description
[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;
[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the back side of this utility model;
[0018] Figure 3 This is a schematic diagram of the bottom cross-sectional structure of this utility model;
[0019] Figure 4 This is a schematic diagram of the left side cross-sectional structure of this utility model;
[0020] Figure 5 This is a schematic diagram of the top cross-sectional structure of this utility model;
[0021] Figure 6 This is a schematic diagram of the cross-sectional structure on the right side of this utility model.
[0022] In the diagram: 1. Magnetic base; 2. Mounting flange; 3. Rotary shaft body 1; 4. Rotary shaft locking device 1; 5. Cantilever 1; 6. Rotary shaft locking device 2; 7. Rotary shaft body 2; 8. Electrical control cabinet; 9. Rotary shaft 3; 10. Swing arm; 11. Balance cylinder; 12. Rotary shaft 4; 13. Rotary shaft body 5; 14. Rotary shaft locking device 5; 15. Operating handle; 16. Spindle motor; 17. Reducer; 18. Spindle mounting base; 19. Tap chuck; 20. Tapping tip. Detailed Implementation
[0023] 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.
[0024] Please see Figure 1 - Figure 6This utility model provides a technical solution: a portable magnetic tapping machine, including a magnetic base 1, a mounting flange 2 movably mounted on the upper end of the magnetic base 1, a first rotating shaft body 3 movably mounted on the upper end of the mounting flange 2, a first rotating shaft locking device 4 movably mounted on the right end of the first rotating shaft body 3, a first cantilever 5 movably mounted on the rear end of the first rotating shaft body 3, a second rotating shaft locking device 6 movably mounted on the upper end of the left end of the first cantilever 5, and a second rotating shaft body 7 movably mounted on the upper end of the first cantilever 5. When using this portable magnetic tapping machine to perform thread tapping operations, the operator will magnetically... The base 1 is placed on the machine tool or mechanical structure being processed. The magnetic base 1 uses its own magnetic attraction to install and fix the tapping machine. The operator operates the first rotary axis body 3 so that the spindle component can rotate around the first rotary axis body 3. After adjusting it to a suitable angle, the operator operates the first rotary axis locking device 4 to lock the first rotary axis body 3. Then, the operator operates the second rotary axis body 7 to further adjust the position of the spindle component. The operator operates the second rotary axis locking device 6 to lock the second rotary axis body 7.
[0025] An electrical control cabinet 8 is fixedly installed on the right end of the second rotating shaft body 7. A third rotating shaft 9 is movably installed inside the second rotating shaft body 7. A swing arm 10 is movably installed on the left end of the second rotating shaft body 7. The third rotating shaft 9 movably connects the second rotating shaft body 7 and the swing arm 10. A balance cylinder 11 is movably installed inside the swing arm 10. The third rotating shaft 9, the swing arm 10, and the balance cylinder 11 together form a parallelogram structure. A fourth rotating shaft 12 is movably installed on the left end of the swing arm 10. A fifth rotating shaft body 13 is movably installed on the left end of the fourth rotating shaft 12. Locking devices 14 for the fifth rotating shaft are movably installed at both ends of the fourth rotating shaft 12. A main shaft mounting seat 18 is movably installed on the left end of the fourth rotating shaft 12. The fifth rotating shaft body 13 movably connects the fourth rotating shaft 12 and the main shaft mounting seat 18. An operating handle 15 is movably installed at the front end of the main shaft mounting seat 18. A reducer 17 is fixedly installed on the upper end of the main shaft mounting seat 18. A main spindle motor 16 is fixedly installed at the upper end of the reducer 17, and a tap chuck 19 is fixedly installed at the lower end of the main spindle mounting base 18. The tap chuck 19 is located at the transmission end of the lower end of the reducer 17, and a tapping head 20 is movably installed at the lower end of the tap chuck 19. The operator adjusts the angle of the swing arm 10 by operating the third rotating shaft 9 and the fourth rotating shaft 12. The balance cylinder 11 balances the weight of the main spindle component. Then, the operator operates the body of the fifth rotating shaft 13 to make the main spindle component fully correspond to the tapping position. The operator locks the body of the fifth rotating shaft 13 by operating the locking device 14 of the fifth rotating shaft. The operator holds the operating handle 15 to work. The electrical control cabinet 8 provides power to the main spindle motor 16 and the reducer 17. The main spindle motor 16 and the reducer 17 drive the tap chuck 19 to rotate, and the tap chuck 19 drives the tapping head 20 to rotate to complete the tapping operation.
[0026] Working Principle: When using this portable magnetic tapping machine for thread tapping, the operator places the magnetic base 1 onto the machine tool or mechanical structure. The magnetic base 1 uses its magnetic properties to fix the tapping machine in place. By operating the first rotating shaft body 3, the operator allows the spindle component to rotate around the first rotating shaft body 3. After adjusting it to a suitable angle, the operator locks the first rotating shaft body 3 by operating the first rotating shaft locking device 4. Then, the operator further adjusts the position of the spindle component by operating the second rotating shaft body 7. The operator locks the second rotating shaft body 7 by operating the second rotating shaft locking device 6. The body 7 is locked. The operator adjusts the angle of the swing arm 10 by operating the third rotating shaft 9 and the fourth rotating shaft 12. The balancing cylinder 11 balances the weight of the spindle component. Then, the operator operates the body 13 of the fifth rotating shaft to make the spindle component fully correspond to the tapping position. The operator locks the body 13 of the fifth rotating shaft by operating the locking device 14 of the fifth rotating shaft. The operator holds the operating handle 15 to work. The electrical control cabinet 8 provides power to the spindle motor 16 and the reducer 17. The spindle motor 16 and the reducer 17 drive the tap chuck 19 to rotate. The tap chuck 19 drives the tapping head 20 to rotate to complete the tapping operation.
[0027] Finally, it should be noted that the above content is only used to illustrate the technical solution of this utility model, and is not intended to limit the scope of protection of this utility model. Simple modifications or equivalent substitutions made by those skilled in the art to the technical solution of this utility model do not depart from the essence and scope of the technical solution of this utility model.
Claims
1. A portable magnetic tapping machine, comprising a magnetic base (1), characterized in that: The upper end of the magnetic base (1) is movably mounted with a mounting flange (2), the upper end of the mounting flange (2) is movably mounted with a first rotating shaft body (3), the right end of the first rotating shaft body (3) is movably mounted with a first rotating shaft locking device (4), and the rear end of the first rotating shaft body (3) is movably mounted with a first cantilever (5). The upper left end of the first cantilever (5) is movably fitted with a second rotating shaft locking device (6), the upper end of the first cantilever (5) is movably fitted with a second rotating shaft body (7), the right end of the second rotating shaft body (7) is fixedly fitted with an electrical control cabinet (8), and the interior of the second rotating shaft body (7) is movably fitted with a third rotating shaft (9).
2. The portable magnetic tapping machine according to claim 1, characterized in that: A swing arm (10) is movably mounted on the left end of the second rotating shaft body (7), and the third rotating shaft (9) movably connects the second rotating shaft body (7) and the swing arm (10).
3. A portable magnetic tapping machine according to claim 2, characterized in that: The swing arm (10) is internally fitted with a balancing cylinder (11), and the three rotating shafts (9), the swing arm (10) and the balancing cylinder (11) together form a parallelogram structure.
4. A portable magnetic tapping machine according to claim 3, characterized in that: The left end of the swing arm (10) is movably mounted with a No. 4 rotating shaft (12), the left end of the No. 4 rotating shaft (12) is movably mounted with a No. 5 rotating shaft body (13), and the front and rear ends of the No. 4 rotating shaft (12) are movably mounted with a No. 5 rotating shaft locking device (14).
5. A portable magnetic tapping machine according to claim 4, characterized in that: The left end of the fourth rotating shaft (12) is movably mounted with a spindle mounting base (18), the body of the fifth rotating shaft (13) is movably connected to the fourth rotating shaft (12) and the spindle mounting base (18), and the front end of the spindle mounting base (18) is movably mounted with an operating handle (15).
6. A portable magnetic tapping machine according to claim 5, characterized in that: A speed reducer (17) is fixedly installed on the upper end of the spindle mounting base (18), and a spindle motor (16) is fixedly installed on the upper end of the speed reducer (17).
7. A portable magnetic tapping machine according to claim 6, characterized in that: A tap chuck (19) is fixedly installed at the lower end of the spindle mounting base (18). The tap chuck (19) is located at the transmission end of the lower end of the reducer (17). A tapping head (20) is movably installed at the lower end of the tap chuck (19).