Simple balancing machine and leveling method
By designing a simple balancing machine, three-direction leveling is achieved using the rotating shaft and counterweight, the existing balancing machine is solved, and the system accuracy and production efficiency are improved.
Patent Information
- Application Number
- CN202411939002.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-05-13
AI Technical Summary
The existing balancer is expensive, insufficient load, cumbersome operation, and it is difficult to achieve three-way leveling.
A simple balancing machine is designed, including a base, a vertical plate and a rotating device, and leveling the horizontal, first vertical and second vertical positions by rotating the rotating shaft and adding or reducing the counterweight, simplifying operation and improving production efficiency.
It achieves the effect of simple operation, moderate load, and three-direction leveling, improves the overlap between the system's vibration damping center and the center of mass, and ensures the system accuracy.
Smart Images
Figure CN119983085A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of balancing machines, and in particular to a simple balancing machine and a leveling method. Background Art
[0002] For an inertial navigation system with a vibration damper, the coincidence of the vibration damping center and the center of mass is crucial to navigation accuracy. During design, only preliminary leveling can be performed on the model, and factors such as the weight distribution of circuit boards and components and the arrangement of cables cannot be considered, which often leads to a large eccentricity of the actual object, requiring further leveling of the actual object.
[0003] There are balancing machines on the market as independent equipment. The system is installed on the balancing machine through tooling adapter. There is a spring sheet in the equipment. If it is not level, it will cause the product to tilt. The leveling of the product is achieved by adding counterweight.
[0004] The balancing machines on the market are expensive, underloaded, and complicated to operate. In addition, the balancing machine has a fixed direction. If you want to achieve three-way leveling, you need to design at least two tooling. Summary of the invention
[0005] The invention provides a simple balancing machine and a leveling method, which can solve the technical problems of the balancing machine in the prior art, such as high cost, insufficient load and complicated operation.
[0006] According to one aspect of the present invention, a simple balancing machine is provided, which comprises: a base; a first vertical plate and a second vertical plate, the first vertical plate is fixed to one side of the base, the second vertical plate can move linearly relative to the base to adapt to rotation axis spans of different sizes, the first vertical plate has a first mounting slot, and the second vertical plate has a second mounting slot; a rotating device, the rotating device comprises a rotating body, a first rotating axis, a second rotating axis, a third rotating axis and a fourth rotating axis, the first rotating axis is arranged on a first side surface of the rotating device, the second rotating axis is arranged on a second side surface of the rotating device, the first side surface and the second side surface are arranged oppositely, and the first rotating axis and the second rotating axis are arranged coaxially; the third rotating axis is arranged on a third side surface of the rotating device, the fourth rotating axis is arranged on a fourth side surface of the rotating device, the third side surface and the fourth side surface are arranged oppositely, and the third rotating axis and the fourth rotating axis are arranged coaxially; wherein, the tooling to be leveled is installed on the rotating device The first rotating shaft is arranged in the first mounting groove, and the second rotating shaft is arranged in the second mounting groove. The rotating device is placed in a horizontal position by rotating the first rotating shaft and the second rotating shaft, and leveling is achieved at the horizontal position by increasing or decreasing the counterweight; the first rotating shaft and the second rotating shaft are rotated to place the rotating device in a first vertical position, and leveling is achieved at the first vertical position by increasing or decreasing the counterweight; the rotating device is moved out from the first vertical plate and the second vertical plate, the base is rotated 90°, and the second vertical plate is moved to make the distance between the first vertical plate and the second vertical plate match the distance between the third rotating shaft and the fourth rotating shaft, the third rotating shaft is arranged in the first mounting groove, and the fourth rotating shaft is arranged in the second mounting groove, the rotating device is placed in a second vertical position by rotating the first rotating shaft and the second rotating shaft, and leveling is achieved at the second vertical position by increasing or decreasing the counterweight, and the second vertical position is perpendicular to both the first vertical position and the horizontal position.
[0007] Furthermore, the rotating device also includes a first bearing, a second bearing, a third bearing and a fourth bearing, the first bearing is sleeved on the first rotating shaft, the second bearing is sleeved on the second rotating shaft, the third bearing is sleeved on the third rotating shaft, and the fourth bearing is sleeved on the fourth rotating shaft.
[0008] Furthermore, the base has a slide groove, and the vertical plate can move along the slide groove.
[0009] According to another aspect of the present invention, a leveling method is provided, wherein the leveling method uses the simple balancing machine as described above to perform tooling leveling.
[0010] Furthermore, the leveling method includes: step 1, installing the tooling to be leveled on the rotating device, the first rotating shaft is arranged in the first installation groove, the second rotating shaft is arranged in the second installation groove, the rotating device is placed in a horizontal position by rotating the first rotating shaft and the second rotating shaft, and leveling at the horizontal position is achieved by increasing or decreasing the counterweight; step 2, rotating the first rotating shaft and the second rotating shaft to place the rotating device in a first vertical position, and leveling at the first vertical position is achieved by increasing or decreasing the counterweight; the rotating device is moved out from the first vertical plate and the second vertical plate, the base is rotated 90 degrees, and the second vertical plate is moved so that the distance between the first vertical plate and the second vertical plate is equal to the distance between the third rotating shaft and the fourth rotating shaft. Adaptation, setting the third rotation axis in the first installation slot, setting the fourth rotation axis in the second installation slot, by rotating the first rotation axis and the second rotation axis to make the rotating device in the second vertical position, by adding or removing the counterweight to achieve leveling at the second vertical position, the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time, when leveling the first vertical position and the second vertical position, the counterweight added later cannot destroy the previous balance; step three, record the position and weight of the added counterweight; step four, according to the recorded position and weight of the counterweight, restore the counterweight on the tooling to be leveled, and add the counterweight at the appropriate position inside the tooling, and the impact on the center of mass must be equivalent to the counterweight in step four.
[0011] By applying the technical solution of the present invention, a simple balancing machine is provided. The balancing machine rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a horizontal position, and achieves leveling at the horizontal position by increasing or decreasing the counterweight; rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a first vertical position, and achieves leveling at the first vertical position by increasing or decreasing the counterweight; moves the rotating device 40 out from the first vertical plate 20 and the second vertical plate 30, rotates the base 10 90°, moves the second vertical plate 30 to make the distance between the first vertical plate 20 and the second vertical plate 30 match the distance between the third rotating shaft 44 and the fourth rotating shaft 45, sets the third rotating shaft 44 in the first mounting groove, and sets the fourth rotating shaft 45 in the second mounting groove, rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a second vertical position, and achieves leveling at the second vertical position by increasing or decreasing the counterweight. The balancing machine provided by the present invention is easy to operate, can achieve leveling in three directions, has high production efficiency, and effectively improves the coincidence degree between the system's vibration reduction center and the center of mass through application, thereby ensuring the system's accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] The included drawings are used to provide a further understanding of the embodiments of the present invention, which constitute a part of the specification, are used to illustrate the embodiments of the present invention, and together with the text description, explain the principles of the present invention. Obviously, the drawings in the following description are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0013] Figure 1 It shows a structural schematic diagram of a simple balancing machine provided according to a specific embodiment of the present invention;
[0014] Figure 2 and Figure 3 A physical schematic diagram of a simple balancing machine provided according to a specific embodiment of the present invention is shown.
[0015] The above drawings include the following reference numerals:
[0016] 10. Base; 10a. Slide groove; 20. First vertical plate; 30. Second vertical plate; 40. Rotating device; 41. Rotating body; 42. First rotating axis; 43. Second rotating axis; 44. Third rotating axis; 45. Fourth rotating axis. DETAILED DESCRIPTION
[0017] It should be noted that, in the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present invention and its application or use. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0018] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.
[0019] Unless otherwise specifically stated, the relative arrangement of the parts and steps described in these embodiments, numerical expressions and numerical values do not limit the scope of the present invention. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be regarded as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.
[0020] like Figures 1 to 3As shown, according to a specific embodiment of the present invention, a simple balancing machine is provided, which includes: a base 10, a first vertical plate 20, a second vertical plate 30 and a rotating device 40, the first vertical plate 20 is fixed on one side of the base 10, the second vertical plate 30 can move linearly relative to the base 10 to adapt to different sizes of rotation axis spans, the first vertical plate 20 has a first mounting groove, the second vertical plate 30 has a second mounting groove, the rotating device 40 includes a rotating body 41, a first rotating shaft 42, a second rotating shaft 43, a third rotating shaft 44 and a fourth rotating shaft 45, the first rotating shaft 42 is arranged on a first side surface of the rotating device 40, the second rotating shaft 43 is arranged on a second side surface of the rotating device 40, the first side surface and the second side surface are arranged oppositely, and the first rotating shaft 42 and the second rotating shaft 43 are arranged coaxially; the third rotating shaft 44 is arranged on a third side surface of the rotating device 40, the fourth rotating shaft 45 is arranged on a fourth side surface of the rotating device 40, the third side surface and the fourth side surface are arranged oppositely, and the third rotating shaft 44 and the fourth rotating shaft 45 are arranged coaxially; wherein, the tooling to be leveled Installed on the rotating device 40, the first rotating shaft 42 is arranged in the first installation groove, and the second rotating shaft 43 is arranged in the second installation groove. The rotating device 40 is placed in a horizontal position by rotating the first rotating shaft 42 and the second rotating shaft 43, and leveling at the horizontal position is achieved by increasing or decreasing the counterweight; the first rotating shaft 42 and the second rotating shaft 43 are rotated to place the rotating device 40 in a first vertical position, and leveling at the first vertical position is achieved by increasing or decreasing the counterweight; the rotating device 40 is moved out from the first vertical plate 20 and the second vertical plate 30, the base 10 is rotated 90°, and the second vertical plate 30 is moved to make the distance between the first vertical plate 20 and the second vertical plate 30 match the distance between the third rotating shaft 44 and the fourth rotating shaft 45, the third rotating shaft 44 is arranged in the first installation groove, and the fourth rotating shaft 45 is arranged in the second installation groove, the rotating device 40 is placed in a second vertical position by rotating the first rotating shaft 42 and the second rotating shaft 43, and leveling at the second vertical position is achieved by increasing or decreasing the counterweight, and the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time.
[0021] By applying this configuration, a simple balancing machine is provided. The balancing machine rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a horizontal position, and achieves leveling at the horizontal position by increasing or decreasing the counterweight; rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a first vertical position, and achieves leveling at the first vertical position by increasing or decreasing the counterweight; moves the rotating device 40 out from the first vertical plate 20 and the second vertical plate 30, rotates the base 10 90°, moves the second vertical plate 30 to make the distance between the first vertical plate 20 and the second vertical plate 30 match the distance between the third rotating shaft 44 and the fourth rotating shaft 45, sets the third rotating shaft 44 in the first mounting groove, sets the fourth rotating shaft 45 in the second mounting groove, rotates the first rotating shaft 42 and the second rotating shaft 43 to put the rotating device 40 in a second vertical position, and achieves leveling at the second vertical position by increasing or decreasing the counterweight. The balancing machine provided by the present invention is easy to operate, can achieve leveling in three directions, has high production efficiency, and effectively improves the coincidence degree between the system's vibration reduction center and the center of mass through application, thereby ensuring the system's accuracy.
[0022] Furthermore, in the present invention, in order to facilitate the smooth rotation of the rotating shaft, the rotating device 40 also includes a first bearing, a second bearing, a third bearing and a fourth bearing. The first bearing is mounted on the first rotating shaft 42, the second bearing is mounted on the second rotating shaft 43, the third bearing is mounted on the third rotating shaft 44, and the fourth bearing is mounted on the fourth rotating shaft 45.
[0023] As a specific embodiment of the present invention, the base 10 has a slide groove 10a, and the vertical plate can move along the slide groove 10a.
[0024] According to another aspect of the present invention, a leveling method is provided, which uses the simple balancing machine as described above to level the tooling. Specifically, in the present invention, the leveling method includes: step one, installing the tooling to be leveled on the rotating device 40, the first rotating shaft 42 is set in the first installation groove, and the second rotating shaft 43 is set in the second installation groove, the rotating device 40 is placed in a horizontal position by rotating the first rotating shaft 42 and the second rotating shaft 43, and the leveling at the horizontal position is achieved by increasing or decreasing the counterweight; step two, rotating the first rotating shaft 42 and the second rotating shaft 43 so that the rotating device 40 is in a first vertical position, and the leveling at the first vertical position is achieved by increasing or decreasing the counterweight; the rotating device 40 is moved out from the first vertical plate 20 and the second vertical plate 30, the base 10 is rotated 90°, and the second vertical plate 30 is moved so that the distance between the first vertical plate 20 and the second vertical plate 30 is equal to the distance between the third rotating shaft 42 and the second vertical plate 30. 44 is adapted to the distance between the third rotating shaft 44 and the fourth rotating shaft 45, the third rotating shaft 44 is set in the first mounting groove, and the fourth rotating shaft 45 is set in the second mounting groove. The first rotating shaft 42 and the second rotating shaft 43 are rotated to make the rotating device 40 be in the second vertical position, and the leveling at the second vertical position is achieved by adding or reducing the counterweight. The second vertical position is perpendicular to the first vertical position and the horizontal position at the same time. When leveling the first vertical position and the second vertical position, the counterweight added later cannot destroy the previous balance; step three, record the position and weight of the added counterweight; step four, according to the recorded counterweight position and weight, restore the counterweight on the tooling to be leveled, and add the counterweight at the appropriate position inside the tooling, and the impact on the center of mass must be equivalent to the counterweight in step four.
[0025] In order to further understand the present invention, the following Figures 1 to 3 The simple balancing machine and leveling method provided by the present invention are described in detail.
[0026] like Figures 1 to 3As shown, according to a specific embodiment of the present invention, a simple balancing machine is provided, which includes: a base 10, a first vertical plate 20, a second vertical plate 30 and a rotating device 40, the first vertical plate 20 is fixed on one side of the base 10, the second vertical plate 30 can be linearly moved through the slide groove 10a of the base 10 to adapt to different sizes of rotation axis spans, the first vertical plate 20 has a first mounting groove, the second vertical plate 30 has a second mounting groove, the rotating device 40 includes a rotating body 41, a first rotating shaft 42, a second rotating shaft 43, a third rotating shaft 44 and a fourth rotating shaft 45, and the ends of the first rotating shaft 42, the second rotating shaft 43, the third rotating shaft 44 and the fourth rotating shaft 45 are all installed with bearings to realize the rotation of the rotating device at various angles. The first rotating shaft 42 is arranged on the first side surface of the rotating device 40, and the second rotating shaft 43 is arranged on the second side surface of the rotating device 40. The first side surface and the second side surface are arranged opposite to each other, and the first rotating shaft 42 and the second rotating shaft 43 are arranged coaxially; the third rotating shaft 44 is arranged on the third side surface of the rotating device 40, and the fourth rotating shaft 45 is arranged on the fourth side surface of the rotating device 40. The third side surface and the fourth side surface are arranged opposite to each other, and the third rotating shaft 44 and the fourth rotating shaft 45 are arranged coaxially; wherein, the tooling to be leveled is installed on the rotating device 40, the first rotating shaft 42 is arranged in the first mounting groove, and the second rotating shaft 43 is arranged in the second mounting groove, and the rotating device 40 is placed in a horizontal position (position one) by rotating the first rotating shaft 42 and the second rotating shaft 43, and leveling at the horizontal position is achieved by adding or removing the counterweight. ; Rotate the first rotating shaft 42 and the second rotating shaft 43 to make the rotating device 40 be in the first vertical position, and achieve leveling at the first vertical position (position two) by increasing or decreasing the counterweight; move the rotating device 40 out from the first vertical plate 20 and the second vertical plate 30, rotate the base 10 90°, move the second vertical plate 30 to make the distance between the first vertical plate 20 and the second vertical plate 30 match the distance between the third rotating shaft 44 and the fourth rotating shaft 45, set the third rotating shaft 44 in the first mounting groove, and set the fourth rotating shaft 45 in the second mounting groove, rotate the first rotating shaft 42 and the second rotating shaft 43 to make the rotating device 40 be in the second vertical position (position three), and achieve leveling at the second vertical position by increasing or decreasing the counterweight, and the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time.
[0027] Leveling steps: Step 1, design a balancing machine to be installed with the leveling tooling to ensure that the vibration reduction center is on the rotation axis of the rotating device after installation, install the tooling to be leveled on the rotating device 40, the first rotating shaft 42 is set in the first installation groove, and the second rotating shaft 43 is set in the second installation groove. The rotating device 40 is in a horizontal position by rotating the first rotating shaft 42 and the second rotating shaft 43, and the leveling at the horizontal position is achieved by increasing or decreasing the counterweight; Step 2, rotate the first rotating shaft 42 and the second rotating shaft 43 to make the rotating device 40 in a first vertical position, and the leveling at the first vertical position is achieved by increasing or decreasing the counterweight; move the rotating device 40 out of the first vertical plate 20 and the second vertical plate 30, rotate the base 10 90°, and move the second vertical plate 30 so that the first vertical plate 20 and the second vertical plate 3 0 is adapted to the distance between the third rotation axis 44 and the fourth rotation axis 45, the third rotation axis 44 is set in the first installation slot, and the fourth rotation axis 45 is set in the second installation slot, and the first rotation axis 42 and the second rotation axis 43 are rotated to make the rotating device 40 be in the second vertical position, and the leveling at the second vertical position is achieved by adding or reducing the counterweight, and the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time. When leveling the first vertical position and the second vertical position, the counterweight added later cannot destroy the previous balance; step three, record the position and weight of the added counterweight; step four, according to the recorded counterweight position and weight, restore the counterweight on the tooling to be leveled, and add the counterweight at the appropriate position inside the tooling, and the impact on the center of mass must be equivalent to the counterweight in step four.
[0028] In summary, the present invention provides a simple balancing machine and a leveling method. The entire balancing machine is easy to operate. After application, the coincidence between the system's vibration reduction center and the center of mass is effectively improved, ensuring the system's accuracy. At present, the simple balancing machine has been applied in many projects. The entire process is easy to operate, and the system's accuracy is significantly improved compared to before leveling.
[0029] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.
[0030] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the present invention.
[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A simple balancing machine, characterized in that: The simple balancing machine comprises: Base (10); A first vertical plate (20) and a second vertical plate (30), wherein the first vertical plate (20) is fixed to one side of the base (10), and the second vertical plate (30) can move linearly relative to the base (10) to adapt to rotation axis spans of different sizes, the first vertical plate (20) has a first mounting groove, and the second vertical plate (30) has a second mounting groove; A rotating device (40), the rotating device (40) comprising a rotating body (41), a first rotating shaft (42), a second rotating shaft (43), a third rotating shaft (44) and a fourth rotating shaft (45), the first rotating shaft (42) being arranged on a first side surface of the rotating device (40), the second rotating shaft (43) being arranged on a second side surface of the rotating device (40), the first side surface and the second side surface being arranged opposite to each other, and the first rotating shaft (42) and the second rotating shaft (43) being arranged coaxially; the third rotating shaft (44) being arranged on a third side surface of the rotating device (40), the fourth rotating shaft (45) being arranged on a fourth side surface of the rotating device (40), the third side surface and the fourth side surface being arranged opposite to each other, and the third rotating shaft (44) and the fourth rotating shaft (45) being arranged coaxially; The tooling to be leveled is installed on the rotating device (40), the first rotating shaft (42) is arranged in the first installation groove, and the second rotating shaft (43) is arranged in the second installation groove. The rotating device (40) is placed in a horizontal position by rotating the first rotating shaft (42) and the second rotating shaft (43), and leveling is achieved at the horizontal position by increasing or decreasing the counterweight; the first rotating shaft (42) and the second rotating shaft (43) are rotated to place the rotating device (40) in a first vertical position, and leveling is achieved at the first vertical position by increasing or decreasing the counterweight; the rotating device (40) is moved from the first vertical plate (20) and the second vertical plate (30) to the second vertical plate (30). The base (10) is rotated 90 degrees, and the second vertical plate (30) is moved so that the distance between the first vertical plate (20) and the second vertical plate (30) matches the distance between the third rotation axis (44) and the fourth rotation axis (45), and the third rotation axis (44) is set in the first installation groove, and the fourth rotation axis (45) is set in the second installation groove. The first rotation axis (42) and the second rotation axis (43) are rotated to make the rotating device (40) be in a second vertical position, and leveling at the second vertical position is achieved by adding or removing counterweights, and the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time.
2. The simple balancing machine according to claim 1, characterized in that: The rotating device (40) further comprises a first bearing, a second bearing, a third bearing and a fourth bearing, wherein the first bearing is sleeved on the first rotating shaft (42), the second bearing is sleeved on the second rotating shaft (43), the third bearing is sleeved on the third rotating shaft (44), and the fourth bearing is sleeved on the fourth rotating shaft (45).
3. The simple balancing machine according to claim 1, characterized in that: The base (10) has a slide groove (10a), and the vertical plate can move along the slide groove (10a).
4. A leveling method, characterized in that: The leveling method uses the simple balancing machine as described in claim 1 or 2 to perform tooling leveling.
5. The leveling method according to claim 4, characterized in that: The leveling method comprises: Step 1: Install the tooling to be leveled on the rotating device (40), wherein the first rotating shaft (42) is arranged in the first installation groove, and the second rotating shaft (43) is arranged in the second installation groove, and the rotating device (40) is placed in a horizontal position by rotating the first rotating shaft (42) and the second rotating shaft (43), and leveling is achieved at the horizontal position by adding or removing a counterweight; Step 2: rotate the first rotating shaft (42) and the second rotating shaft (43) so that the rotating device (40) is in a first vertical position, and leveling is achieved at the first vertical position by adding or removing counterweights; move the rotating device (40) out from the first vertical plate (20) and the second vertical plate (30), rotate the base (10) 90 degrees, move the second vertical plate (30) so that the distance between the first vertical plate (20) and the second vertical plate (30) is compatible with the distance between the third rotating shaft (44) and the fourth rotating shaft (45), set the third rotating shaft (44) in the first mounting groove, and set the fourth rotating shaft (45) in the second mounting groove, rotate the first rotating shaft (42) and the second rotating shaft (43) so that the rotating device (40) is in a second vertical position, and leveling is achieved at the second vertical position by adding or removing counterweights, the second vertical position is perpendicular to the first vertical position and the horizontal position at the same time, and when leveling the first vertical position and the second vertical position, the counterweight added later cannot destroy the previous balance; Step 3, record the position and weight of the added weight; Step 4: restore the counterweight on the tooling to be leveled according to the recorded counterweight position and weight, and add counterweight at a suitable position inside the tooling. The effect on the center of mass must be equivalent to the counterweight in step 4.