Three-dimensional power device and manufacturing equipment
By using a split-design translation component and power component, the problems of poor rigidity and large inertia of the three-coordinate moving platform are solved, realizing a three-coordinate power device with high-precision control and low energy consumption, and possessing the advantages of small size and large machining stroke.
Patent Information
- Application Number
- CN202310688052.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-06-09
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2043-06-09
AI Technical Summary
The existing three-coordinate mobile platform has problems such as poor rigidity, large space occupation, large motion inertia, difficulty in precision control, high manufacturing cost and high energy consumption.
The design employs a separate translation component and a power component. By using a translation beam that rotates around the Z-axis and a sliding component that moves along the length of the translation beam, the stacking of linear axes is reduced. Combined with the drive component arranged in the Z-axis direction, layer-by-layer stacking is avoided, thereby reducing motion inertia and energy consumption.
The structural rigidity and control accuracy of the three-coordinate power unit have been improved, the space occupied and manufacturing costs have been reduced, energy consumption has been reduced, and small size and large machining stroke have been achieved.
Smart Images

Figure CN116944899B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of manufacturing equipment, and more particularly to a three-coordinate power device and a manufacturing equipment. BACKGROUND
[0002] A three-coordinate moving platform commonly used in manufacturing equipment is a Cartesian coordinate system platform that realizes movement in X, Y and Z directions. The three-coordinate moving platform mainly includes an X-axis moving part, a Y-axis moving part and a Z-axis moving part. Generally, the three-axis moving platform is constructed by stacking guide rails, screws, sliding members and motors layer by layer. A machining tool is fixed on the sliding member of the uppermost guide rail. After three-axis linkage is realized by numerical control, the machining tool can be driven to reach a specified spatial position to implement machining work. The three-coordinate platform has simple structure, rich supporting resources and is widely used in various machine tools and automatic equipment.
[0003] However, the three-coordinate moving platform is stacked by three linear axes perpendicular to each other, which has the disadvantage of poor rigidity of linear structure. Although the gantry structure is slightly reinforced, it occupies a large space. Moreover, the cumulative motion inertia of guide rails, sliding members, screws and motors increases in a geometric progression after being stacked layer by layer, which leads to difficulty in precision control of the three-coordinate moving platform. In summary, the existing three-coordinate moving platform has the disadvantages of poor rigidity, large space occupation, large motion inertia, difficulty in precision control, high manufacturing cost and high energy consumption. SUMMARY
[0004] The present application relates to the technical field of manufacturing equipment, and more particularly to a three-coordinate power device and a manufacturing equipment.
[0005] To achieve the above-mentioned purposes, the technical solution adopted by the present application is as follows:
[0006] In a first aspect, a three-coordinate power device is provided, comprising:
[0007] A translation assembly includes a workbench, a translation cross beam arranged on the workbench, and a sliding member arranged on the translation cross beam. The workbench defines a Z-axis. The length direction of the translation cross beam is perpendicular to the Z-axis and can rotate around the Z-axis. The sliding member can move along the length direction of the translation cross beam.
[0008] A power assembly includes a translation member fixedly connected with the sliding member and a lifting member in sliding cooperation with the translation member. The lifting member is used to fixedly connect a machining tool and can be lifted along the Z-axis direction.
[0009] By adopting the above technical solution:
[0010] Firstly, the movement of the sliding member in the X-axis direction and the Y-axis direction is realized by the translation beam capable of rotating around the Z-axis and the sliding member capable of moving along the length direction of the translation beam, so as to avoid the movement of the sliding member in the horizontal direction by stacking multiple linear shafts, thereby increasing the rigidity of the structure, reducing the increase of the occupied space of the structure, increasing the effective stroke of the processing, and stacking the shaft driving motors in the Z-axis direction, thereby reducing the projection area in the Z-axis direction, reducing the planar space occupation of the device, and realizing a larger working stroke in a limited plane.
[0011] Secondly, the reduction of the stacking of the linear shafts can reduce the accumulation of the motion inertia, improve the control accuracy of the three-coordinate power device, and reduce the control difficulty.
[0012] Thirdly, a small size and a large processing stroke are realized.
[0013] Finally, the three-coordinate power device avoids the layer-by-layer stacking of the three-coordinate power device, the reduction of the motion inertia can reduce the rigidity required by a single level power structure, improve the stability of the single layer power structure, reduce the manufacturing cost and energy consumption.
[0014] In an embodiment, the three-coordinate power device further comprises a support frame arranged on the workbench, the support frame and the workbench are arranged in sequence along the Z-axis direction, and the support frame is provided with a driving member for driving the translation assembly and the power assembly to operate.
[0015] By adopting the above technical scheme, the projection area of the entire three-coordinate power device in the Z-axis direction is smaller, the driving member is arranged in the Z-axis direction, and a larger working stroke is realized in a limited plane.
[0016] In an embodiment, the three-coordinate power device further comprises a translation driving member connected with the translation member, the translation driving member is used for driving the translation member to move along the length direction of the translation beam; the translation driving member comprises a translation power structure arranged on the workbench, a translation driving wheel arranged on the translation member, and a translation transmission structure transmissionally connecting the translation power structure and the translation driving wheel, the translation power structure is used for providing the translation power of the translation member, the translation driving wheel is used for driving the translation member to move, and the translation transmission structure is used for transmitting the power of the translation power structure to the translation driving wheel.
[0017] By adopting the above technical scheme, the translation power structure for providing the translation power is arranged on the workbench, avoiding the integration of the translation power structure on the power assembly, thereby reducing the weight and size of the power assembly, and further reducing the motion inertia of the power assembly when moving, thereby improving the control accuracy of the power assembly when moving.
[0018] In one embodiment, the translation power structure comprises a translation frame arranged on the worktable and a translation power output shaft arranged on the translation frame, and the translation transmission structure comprises a translation arthropod arm connected with the translation frame, a translation power wheel arranged on the translation arthropod arm and away from the translation power structure, and a translation transmission belt arranged around the translation power output shaft, the translation power wheel and the translation driving wheel, and the translation arthropod arm is elastically connected with the translation frame so that the translation arthropod arm rotates around the translation power output shaft away from the translation driving wheel to tighten the translation transmission belt.
[0019] By adopting the above technical solution, the arrangement of the translation arthropod arm, the translation power wheel and the translation transmission belt can reduce the influence of the power output of the translation power output shaft caused by the movement of the translation driving wheel along the X-axis direction and the Y-axis direction, thereby reducing the energy consumption of the translation power output shaft.
[0020] In one embodiment, the three-coordinate power device further comprises a lifting driving member for driving the lifting member to move along the Z-axis direction, the lifting driving member comprises a lifting power structure arranged on the worktable, a lifting driving wheel arranged on the translation member, and a lifting transmission structure transmissionally connecting the lifting power structure and the lifting driving wheel, the lifting power structure is configured to provide lifting power for the lifting member, the lifting driving wheel is configured to drive the lifting member to move along the Z-axis direction, and the lifting transmission structure is configured to transmit the power of the lifting power structure to the lifting driving wheel.
[0021] By adopting the above technical solution, the lifting power structure configured to provide lifting power is arranged on the worktable, avoiding the integration of the lifting power structure on the power assembly, thereby reducing the weight and volume of the power assembly, and further reducing the motion inertia of the power assembly when moving, so as to improve the control precision of the power assembly when moving.
[0022] In one embodiment, the lifting power structure comprises a lifting frame arranged on the worktable and a lifting power output shaft arranged on the lifting frame, and the lifting transmission structure comprises a lifting arthropod arm connected with the lifting frame, a lifting power wheel arranged on the lifting arthropod arm and away from the lifting power structure, and a lifting transmission belt arranged around the lifting power output shaft, the lifting power wheel and the lifting driving wheel, and the lifting arthropod arm is elastically connected with the lifting frame so that the lifting arthropod arm rotates around the lifting power output shaft away from the lifting driving wheel to tighten the lifting transmission belt.
[0023] By adopting the technical scheme, the arrangement of the lifting articulated arm, the lifting power wheel and the lifting transmission belt can reduce the influence of the movement of the lifting driving wheel along the X-axis direction and the Y-axis direction on the power output of the lifting power output shaft, thereby reducing the energy consumption of the lifting power output shaft.
[0024] In one embodiment, the power assembly further comprises a rotating member in rotating cooperation with the lifting member, the rotating member being configured to fixedly connect the machining tool;
[0025] The three-coordinate power device further comprises a rotating driving member configured to drive the rotating member to rotate around the central axis of the lifting member.
[0026] By adopting the technical scheme, the machining tool can rotate relative to the lifting member.
[0027] In one embodiment, the rotating driving member comprises a rotating power structure arranged on the workbench, a rotating driving wheel arranged on the rotating member, and a rotating transmission structure in transmission connection between the rotating power structure and the rotating driving wheel, the rotating power structure being configured to provide rotating power for the rotating member, the rotating driving wheel being configured to drive the rotating member to rotate around the central axis of the lifting member, and the rotating transmission structure being configured to transmit the power of the rotating power structure to the rotating driving wheel.
[0028] By adopting the technical scheme, the rotating power structure configured to provide rotating power is arranged on the workbench, avoiding the integration of the rotating power structure on the power assembly, thereby reducing the weight and volume of the power assembly, and further reducing the motion inertia of the power assembly during rotation, so as to improve the control precision of the power assembly during rotation.
[0029] In one embodiment, the rotating power structure comprises a rotating frame arranged on the workbench and a rotating power output shaft arranged on the rotating frame, and the rotating transmission structure comprises a rotating articulated arm connected with the rotating frame, a rotating driving wheel arranged on the rotating articulated arm and away from the rotating power structure, and a rotating transmission belt arranged around the rotating power output shaft, the rotating driving wheel and the rotating driving wheel, and the rotating articulated arm is elastically connected with the rotating frame to enable the rotating articulated arm to rotate around the rotating power output shaft away from the rotating driving wheel to tension the rotating transmission belt.
[0030] By adopting the technical scheme, the arrangement of the rotating articulated arm, the rotating power wheel and the rotating transmission belt can reduce the influence of the movement of the rotating driving wheel along the X-axis direction and the Y-axis direction on the power output of the rotating power output shaft, thereby reducing the energy consumption of the rotating power output shaft.
[0031] In one embodiment, the translation assembly further comprises a rotating drum arranged on the worktable, and a rotating drum driving element for driving the rotating drum to rotate around the Z axis, and the translation beam is arranged on the rotating drum.
[0032] By using the above technical solution, the power assembly arranged on the translation beam can be more stable, and the generation of the motion inertia is reduced.
[0033] In a second aspect, a manufacturing equipment is provided, comprising a machining tool and the three-coordinate power device described above, wherein the machining tool is mounted on the three-coordinate power device.
[0034] By using the above technical solution, the embodiment has the advantages of small volume, low motion inertia and stable operation on the basis of the advantages of the machining tool. BRIEF DESCRIPTION OF DRAWINGS
[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.
[0036] Figure 1 is a three-dimensional structure of the three-coordinate power device provided by the embodiment of the present application Figure 1
[0037] Figure 2 is a three-dimensional structure of the translation assembly and the power assembly provided by the embodiment of the present application
[0038] Figure 3 is a three-dimensional structure of the three-coordinate power device provided by the embodiment of the present application Figure 2
[0039] Figure 4 is a three-dimensional structure of the power assembly provided by the embodiment of the present application
[0040] Figure 5 is a sectional view of the power assembly provided by the embodiment of the present application
[0041] Figure 6 is a three-dimensional structure of the translation driving element, the lifting driving element and the rotating driving element provided by the embodiment of the present application
[0042] Figure 7 is a three-dimensional structure of the three-coordinate power device provided by another embodiment of the present application
[0043] Figure 8 is a three-dimensional structure of the three-coordinate power device provided by another embodiment of the present application
[0044] The same reference signs refer to the same components throughout the drawings:
[0045] 100, three-coordinate power device
[0046] 1, translation assembly; 2, power assembly; 3, lifting driving member; 4, machining tool; 5, translation driving member; 6, rotation driving member
[0047] 11, workbench; 12, translation crossbeam; 13, sliding member; 14, rotary drum; 15, rotary drum driving member; 16, support frame; 10, Z-axis; 21, translation member; 22, lifting member; 23, rotation member; 31, lifting power structure; 32, lifting driving wheel; 33, lifting transmission structure; 51, translation power structure; 52, translation driving wheel; 53, translation transmission structure; 61, rotation power structure; 62, rotation driving wheel; 63, rotation transmission structure
[0048] 121, translation rack; 141, rotary drum power rack; 151, rotary drum power output shaft; 152, rotary drum power gear; 211, translation sliding sleeve; 221, lifting screw; 311, lifting frame; 312, lifting power output shaft; 321, lifting power screw; 331, lifting articulated arm; 332, lifting power wheel; 333, lifting transmission belt; 511, translation frame; 512, translation power output shaft; 521, translation gear; 531, translation articulated arm; 532, translation power wheel; 533, translation transmission belt; 611, rotation frame; 612, rotation power output shaft; 631, rotation articulated arm; 632, rotation power wheel; 633, rotation transmission belt
[0049] 2211, internal thread; 3331, first section of lifting transmission belt; 3332, second section of lifting transmission belt; 3211, external thread; 5331, first section of translation transmission belt; 5332, second section of translation transmission belt; 6331, first section of rotation transmission belt; 6332, second section of rotation transmission belt DETAILED DESCRIPTION
[0050] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not used to limit the present application.
[0051] It should be noted that when an element is referred to as being "fixed to" or "set to" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected or indirectly connected to the other element.
[0052] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application, and do not indicate that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0053] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating relative importance or indicating the number of technical features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited. The specific implementation of the present application is described in more detail below in conjunction with specific embodiments:
[0054] As shown in Figure 1 and Figure 2 The three-coordinate power device 100 provided by the embodiment of the present application can be configured with a machining tool, and provides power to enable the machining tool to move to a target position in space, realizing the diversification of the machining position. The three-coordinate power device 100 of the embodiment can enable the machining tool to move along the X-axis direction, the Y-axis direction and the Z-axis direction, wherein the X-axis direction, the Y-axis direction and the Z-axis direction are perpendicular to each other. The following will be described through specific embodiments:
[0055] The three-coordinate power device 100 of the embodiment includes a translation assembly 1 and a power assembly 2.
[0056] The translation assembly 1 includes a workbench 11, a translation beam 12 arranged on the workbench 11, and a sliding member 13 arranged on the translation beam 12. The workbench 11 defines a Z-axis, the length direction of the translation beam 12 is perpendicular to the Z-axis 10 and can rotate around the Z-axis 10, and the sliding member 13 can move along the length direction of the translation beam 12. Here, the translation assembly 1 is used to enable the machining tool to move along the X-axis direction and the Y-axis direction, i.e. to move in the plane of the X-axis and the Y-axis. In the embodiment, the plane of the X-axis and the Y-axis is a horizontal plane. Specifically, the workbench 11 defines a Z-axis 10 perpendicular to the horizontal plane, the translation beam 12 can rotate around the Z-axis 10, and the length direction of the translation beam 12 is perpendicular to the Z-axis 10, i.e. the trajectory of the translation beam 12 when rotating around the Z-axis 10 forms a circular region parallel to the horizontal plane. When the sliding member 13 moves along the length direction of the translation beam 12, the sliding member 13 can move to any position in the circular region, i.e. the sliding member 13 can move along the X-axis and the Y-axis, realizing the translation of the sliding member 13 in the horizontal direction.
[0057] The power assembly 2 comprises a translation piece 21 fixedly connected with the sliding piece 13 and a lifting piece 22 in sliding cooperation with the translation piece 21, and the lifting piece 22 is used for fixedly connecting the machining tool 4 and can be lifted along the Z-axis direction; here, the power assembly 2 is used for fixing the machining tool 4; specifically, the translation piece 21 is used for fixedly connecting with the sliding piece 13, so that the sliding piece 13 can drive the translation piece 21 to move along the length direction of the translation beam 12, and the lifting piece 22 is in sliding cooperation with the translation piece 21, that is, the lifting piece 22 can move relative to the translation piece 21, and then drive the machining tool 4 to move relative to the translation piece 21, and the moving direction of the machining tool 4 is the Z-axis direction.
[0058] By adopting the above technical scheme:
[0059] Firstly, the movement of the sliding piece 13 in the X-axis direction and the Y-axis direction is realized by the translation beam 12 capable of rotating around the Z-axis 10 and the sliding piece 13 capable of moving along the length direction of the translation beam 12, so that the movement of the sliding piece 13 in the horizontal direction is avoided by stacking multiple linear shafts, thereby increasing the rigidity of the structure, reducing the space occupied by the structure, and realizing a larger working stroke in a limited plane by arranging the motor in the Z-axis direction.
[0060] Secondly, the stacking of the linear shafts can reduce the accumulation of the motion inertia, improve the control accuracy of the three-coordinate power device 100, and reduce the control difficulty.
[0061] Thirdly, the power assembly 2 is designed separately from the lifting driving piece 3, which reduces the weight of the power assembly 2 and further reduces the motion inertia generated by the power assembly 2 when moving. Finally, a small size and a large machining stroke are realized. Avoiding the layer-by-layer stacking of the three-coordinate power device 100, reducing the motion inertia can reduce the rigidity required by a single level power structure, improve the stability of the single layer power structure, reduce the manufacturing cost and energy consumption.
[0062] As shown in the drawings, Figure 8 In one embodiment, the three-coordinate power device 100 further comprises a support frame 16 arranged on the workbench 11, the support frame 16 and the workbench 11 are arranged in sequence along the Z-axis direction, and the support frame 16 is provided with driving pieces for driving the translation assembly 1 and the power assembly 2 to operate.
[0063] By adopting the above technical scheme, the projection area of the entire three-coordinate power device 100 in the Z-axis direction is smaller, and a larger working stroke is realized in a limited plane by arranging the driving pieces in the Z-axis direction.
[0064] Please refer to Figures 3 to 5In one embodiment, the three-coordinate power device 100 further comprises a translation driving member 5 connected with the translation member 21, the translation driving member 5 being configured to drive the translation member 21 to move along the length direction of the translation beam 12; the translation driving member 5 comprises a translation power structure 51 arranged on the workbench 11, a translation driving wheel 52 arranged on the translation member 21, and a translation transmission structure 53 connecting the translation power structure 51 and the translation driving wheel 52, the translation power structure 51 being configured to provide a translation power for the translation member 21, the translation driving wheel 52 being configured to drive the translation member 21 to move, and the translation transmission structure 53 being configured to transmit the power of the translation power structure 51 to the translation driving wheel 52.
[0065] Here, the translation driving member 5 is connected with the translation member 21, and it can be understood that the translation driving member 5 can be arranged on the workbench 11 or the support frame 16, the translation driving member 5 being configured to provide power to enable the translation member 21 to move along the length direction of the translation beam 12; specifically, the translation driving member 5 comprises the translation power structure 51, the translation driving wheel 52, and the translation transmission structure 53, the translation power structure 51 being arranged on the workbench 11 and spaced apart from the power assembly 2, the translation driving wheel 52 being arranged on the translation member 21, and the translation transmission structure 53 connecting the translation power structure 51 and the translation driving wheel 52, the translation power structure 51 being capable of providing a translation power, the translation power being transmitted to the translation driving wheel 52 through the translation transmission structure 53, and the translation driving wheel 52 driving the translation member 21 to move on the translation beam 12.
[0066] By adopting the above technical solution, the translation power structure 51 configured to provide a translation power is arranged on the workbench 11, avoiding the integration of the translation power structure 51 on the power assembly 2, which reduces the weight and volume of the power assembly 2, and further reduces the motion inertia of the power assembly 2 when moving, thereby improving the control accuracy of the power assembly 2 when moving.
[0067] In addition, the power of the translation power structure 51 is transmitted to the translation driving wheel 52 through the translation transmission structure 53, which facilitates the transmission of the translation power and reduces the loss of power in the transmission process.
[0068] Specifically, the translation power structure 51 comprises a translation frame 511 arranged on the workbench 11 and a translation power output shaft 512 arranged on the translation frame 511, and the translation transmission structure 53 comprises a translation articulated arm 531 connected with the translation frame 511, a translation power wheel 532 arranged on the translation articulated arm 531 and away from the translation power structure 51, and a translation transmission belt 533 wound around the translation power output shaft 512, the translation power wheel 532, and the translation driving wheel 52, the translation articulated arm 531 being elastically connected with the translation frame 511 to enable the translation articulated arm 531 to rotate around the translation power output shaft 512 away from the translation driving wheel 52 to tension the translation transmission belt 533.
[0069] Here, the translation rack 511 is provided on the workbench 11, and its height matches the translation driving wheel 52 on the translation beam 12, so that the translation driving force output shaft 512 on the translation rack 511 can be approximately level with the translation driving wheel 52, and the translation driving force output shaft 512 can be selected as a motor power output shaft; the translation transmission structure 53 includes a translation arthropod arm 531, a translation driving force wheel 532 and a translation transmission belt 533, wherein the translation arthropod arm 531 is elastically connected with the translation rack 511, that is, an elastic element is provided between the two, which is used to drive the translation arthropod arm 531 to rotate around the translation driving force output shaft 512, and the rotation direction of the translation arthropod arm 531 is away from the translation driving wheel 52, so that the translation transmission belt 533 wound around the translation driving force output shaft 512, the translation driving force wheel 532 and the translation driving wheel 52 is tensioned; when the power assembly 2 moves along the X-axis direction and the Y-axis direction, the translation driving wheel 52 translates accordingly, that is, the relative position between the translation driving wheel 52 and the translation driving force output shaft 512 changes, and in order to keep the translation driving force output shaft 512 and the translation driving wheel 52 always in transmission connection, the translation arthropod arm 531 is provided on the translation rack 511, and the translation driving force wheel 532 is provided on the translation arthropod arm 531, and then the translation transmission belt 533 is wound around the translation driving force output shaft 512, the translation driving force wheel 532 and the translation driving wheel 52, so that the translation driving force wheel 532 is always in a tensioned state, so that the power of the translation driving force output shaft 512 can always be transmitted to the translation driving wheel 52, thereby driving the translation part 21 to move along the length direction of the translation beam 12.
[0070] It needs to be further explained that the translation arthropod arm 531 can be multiple, and the multiple translation arthropod arms 531 are elastically connected in sequence, and the translation driving force wheel 532 is provided on each translation arthropod arm 531, and the translation transmission belt 533 is wound around the translation driving force output shaft 512, the multiple translation driving force wheels 532 and the translation driving wheel 52 in sequence, so that the power is transmitted in multiple stages, the range of translation of the power assembly 2 is improved, and thereby the translation transmission structure 53 can increase the machining range of the power assembly 2.
[0071] By adopting the above technical scheme, the arrangement of the translation arthropod arm 531, the translation driving force wheel 532 and the translation transmission belt 533 can reduce the influence of the movement of the translation driving wheel 52 along the X-axis direction and the Y-axis direction on the power output of the translation driving force output shaft 512, thereby reducing the energy consumption of the translation driving force output shaft 512; in addition, this design makes each power output degree of freedom not constrained by each other, the power assembly 2 has low motion inertia, and the position degree of freedom of power transmission of the power assembly 2 is high. In addition, through the arthropod arm, the driving motor can be installed outside the moving part, thereby reducing the motion inertia of the device, reducing energy consumption and improving control accuracy.
[0072] Please also refer to Figure 6 Furthermore, the translation transmission belt 533 includes a first section 5331 of the translation transmission belt and a second section 5332 of the translation transmission belt. The first section 5331 of the translation transmission belt is wound around the translation power output shaft 512 and the translation power wheel 532, and the second section 5332 of the translation transmission belt is wound around the translation drive wheel 52 and the translation power wheel 532.
[0073] Through the above technical solution, the translation transmission belt 533 is designed in sections, so that the power transmission between the translation power output shaft 512 and the translation power wheel 532 is stable and smooth, and power loss is not likely to occur; similarly, the power transmission between the translation drive wheel 52 and the translation power wheel 532 is stable and smooth, and power loss is not likely to occur.
[0074] It is necessary to further explain that the translational transmission belt 533 in this embodiment is designed in sections, which divides the translational transmission belt 533 into a first translational transmission belt section 5331 and a second translational transmission belt section 5332. The first translational transmission belt section 5331 is used to transmit the power of the translational power output shaft 512, and the first translational transmission belt section 5331 can be replaced by a plurality of gears to achieve power transmission. In this way, the power transmission accuracy is improved by mixing and matching gear transmission and belt transmission. Please refer to Figure 7 In other embodiments, the translation transmission belt 533 can be designed as a whole section, that is, a translation transmission belt 533 is wound around the translation power output shaft 512, the translation power wheel 532 and the translation drive wheel 52.
[0075] In detail, the translation drive wheel 52 is mounted on the translation member 21, and the translation drive wheel 52 can rotate around the central axis of the translation member 21. The translation drive wheel 52 is coaxially fixedly connected to the translation gear 521, and the translation beam 12 is provided with a translation rack 121 along its own length direction. In this way, when the translation drive wheel 52 rotates driven by the translation power output shaft 512, it drives the translation gear 521 to rotate, and the translation gear 521 engages with the translation rack 121, and finally makes the translation gear 521 move in the length direction of the translation rack 121 and drives the translation member 21 to move in the length direction of the translation beam 12.
[0076] By adopting the above technical solution, the cooperation between the translation gear 521 and the translation rack 121 can convert the rotation of the translation gear 521 into movement in the length direction of the translation rack 121, thereby realizing the movement of the translation member 21 in the length direction of the translation beam 12. Such a cooperation structure is simple and easy to implement.
[0077] Please refer again Figures 1 to 2In one embodiment, the three-coordinate power device 100 further comprises a lifting driving member 3 for driving the lifting member 22 to move along the Z-axis direction, the lifting driving member 3 comprises a lifting power structure 31 arranged on the workbench 11, a lifting driving wheel 32 arranged on the translation member 21, and a lifting transmission structure 33 for drivingly connecting the lifting power structure 31 and the lifting driving wheel 32, the lifting power structure 31 is configured to provide lifting power for the lifting member 22, the lifting driving wheel 32 is configured to drive the lifting member 22 to move along the Z-axis direction, and the lifting transmission structure 33 is configured to transmit the lifting power of the lifting power structure 31 to the lifting driving wheel 32.
[0078] Here, it can be understood that the lifting driving member 3 is configured to provide power to enable the lifting member 22 to move along a direction parallel to the central axis of the translation member 21, i.e., along the Z-axis direction, and the lifting driving member 3 can be arranged on the workbench 11 or the support frame 16. Specifically, the lifting driving member 3 comprises the lifting power structure 31, the lifting driving wheel 32, and the lifting transmission structure 33, the lifting power structure 31 is arranged on the workbench 11 and spaced apart from the power assembly 2, the lifting driving wheel 32 is arranged on the lifting member 22, and the lifting transmission structure 33 drivingly connects the lifting power structure 31 and the lifting driving wheel 32. The lifting power structure 31 is configured to provide lifting power, the lifting power is transmitted to the lifting driving wheel 32 through the lifting transmission structure 33, and the lifting driving wheel 32 drives the lifting member 22 to move on the translation member 21.
[0079] By adopting the above technical solution, the lifting power structure 31 configured to provide lifting power is arranged on the workbench 11, avoiding the lifting power structure 31 being integrated on the power assembly 2, which reduces the weight and volume of the power assembly 2, and further reduces the moment of inertia of the power assembly 2 when moving, thereby improving the control accuracy of the power assembly 2 when moving.
[0080] Please refer to Figures 3 to 5 again. Specifically, the lifting power structure 31 comprises a lifting frame 311 arranged on the workbench 11 and a lifting power output shaft 312 arranged on the lifting frame 311, the lifting transmission structure 33 comprises a lifting articulated arm 331 connected with the lifting frame 311, a lifting power wheel 332 arranged on the lifting articulated arm 331 and away from the lifting power structure 31, and a lifting transmission belt 333 wound around the lifting power output shaft 312, the lifting power wheel 332, and the lifting driving wheel 32. The lifting articulated arm 331 is elastically connected with the lifting frame 311 to enable the lifting articulated arm 331 to rotate around the lifting power output shaft 312 away from the lifting driving wheel 32 to tighten the lifting transmission belt 333.
[0081] Here, the lifting frame 311 is arranged on the workbench 11, and its height is matched with the lifting driving wheel 32, so that the lifting power output shaft 312 on the lifting frame 311 can be approximately level with the lifting driving wheel 32, and the lifting power output shaft 312 can be selected as a motor power output shaft; the lifting transmission structure 33 includes a lifting articulated arm 331, a lifting power wheel 332, and a lifting transmission belt 333, wherein the lifting articulated arm 331 is elastically connected with the lifting frame 311, that is, an elastic member is arranged between the two, which is used to drive the lifting articulated arm 331 to rotate around the lifting power output shaft 312, and the rotation direction of the lifting articulated arm 331 is away from the lifting driving wheel 32, so that the lifting transmission belt 333 arranged around the lifting power output shaft 312, the lifting power wheel 332, and the lifting driving wheel 32 is tensioned; when the power assembly 2 moves along the X-axis direction and the Y-axis direction, the lifting driving wheel 32 translates accordingly, that is, the relative position between the lifting driving wheel 32 and the lifting power output shaft 312 changes, and in order to keep the lifting power output shaft 312 and the lifting driving wheel 32 always in transmission connection, the lifting articulated arm 331 is arranged on the lifting frame 311, and the lifting power wheel 332 is arranged on the lifting articulated arm 331, and then the lifting transmission belt 333 is arranged around the lifting power output shaft 312, the lifting power wheel 332, and the lifting driving wheel 32, so that the lifting power wheel 332 is always in a tensioned state, so that the power of the lifting power output shaft 312 can always be transmitted to the lifting driving wheel 32, thereby driving the lifting part 22 to move along the central axis direction of the translation part 21.
[0082] It needs to be further explained that the lifting articulated arm 331 can be multiple, and the multiple lifting articulated arms 331 are elastically connected in sequence, and the lifting power wheel 332 is arranged on each lifting articulated arm 331, and the lifting transmission belt 333 is arranged around the lifting power output shaft 312, the multiple lifting power wheels 332, and the lifting driving wheel 32 in sequence, so that the power multi-stage transmission is increased, the lifting range of the power assembly 2 is improved, and the machining range of the power assembly 2 is increased.
[0083] By adopting the above technical scheme, the arrangement of the lifting articulated arm 331, the lifting power wheel 332, and the lifting transmission belt 333 can reduce the influence of the power output of the lifting power output shaft 312 caused by the movement of the lifting driving wheel 32 along the X-axis direction and the Y-axis direction, thereby reducing the energy consumption of the lifting power output shaft 312.
[0084] Please refer to Figure 6 , further, the lifting transmission belt 333 includes a lifting transmission belt first section 3331 and a lifting transmission belt second section 3332, the lifting transmission belt first section 3331 is arranged around the lifting power output shaft 312 and the lifting power wheel 332, and the lifting transmission belt second section 3332 is arranged around the lifting driving wheel 32 and the lifting power wheel 332.
[0085] By the technical solution, the lifting transmission belt 333 is designed in segments, so that the power transmission between the lifting power output shaft 312 and the lifting power wheel 332 is stable and smooth, and power loss is not easy to occur; similarly, the power transmission between the lifting driving wheel 32 and the lifting power wheel 332 is stable and smooth, and power loss is not easy to occur.
[0086] It needs to be further explained that the lifting transmission belt 333 in the embodiment is designed in segments, and the lifting transmission belt 333 is divided into a lifting transmission belt first segment 3331 and a lifting transmission belt second segment 3332, wherein the lifting transmission belt first segment 3331 is used to transmit the power of the lifting power output shaft 312, and the lifting transmission belt first segment 3331 can be replaced by a plurality of gear arrangements to realize power transmission. In this way, the transmission precision of the lifting power is improved by the mixed collocation of gear transmission and belt transmission.
[0087] Please refer again to Figure 7 In other embodiments, the lifting transmission belt 333 can be designed in one segment, that is, one lifting transmission belt 333 is arranged around the lifting power output shaft 312, the lifting power wheel 332 and the lifting driving wheel 32.
[0088] In detail, the translation member 21 can be a translation sleeve 211, the lifting member 22 can be a lifting screw 221 inserted into the translation sleeve 211, the lifting screw 221 can move along the central axis direction of the translation sleeve 211, the lifting screw 221 is provided with a lifting hole, the hole wall of the lifting hole is provided with an internal thread 2211, and the lifting driving wheel 32 is connected with a lifting power screw 321 inserted into the lifting hole, the lifting power screw 321 is provided with an external thread 3211 matched with the internal thread 2211. When the lifting driving wheel 32 rotates, the lifting power screw 321 is driven to rotate, and the rotation of the lifting power screw 321 is converted into the movement of the lifting screw 221 in the central axis direction of the translation sleeve 211 through the cooperation of the external thread 3211 on the rod wall and the internal thread 2211 of the lifting screw 221.
[0089] It needs to be further explained that the lifting screw 221 and the translation sleeve 211 are matched through the key and the key groove to realize that the lifting screw 221 can only move along the central axis direction of the translation sleeve 211. In this way, when the lifting power screw 321 rotates to drive the lifting screw 221 to move, the translation sleeve 211 can limit the movement direction of the lifting screw 221.
[0090] Please refer again to Figures 3 to 5In one embodiment, the power assembly 2 further comprises a rotating member 23 rotatably connected with the lifting member 22, and the rotating member 23 is used for fixedly connecting the machining tool 4; here, the rotating member 23 is rotatably connected with the lifting member 22, i.e. the rotating member 23 can rotate relative to the lifting member 22, and optionally, the rotating member 23 can rotate around the central axis of the lifting member 22, and the central axis is parallel to the Z axis 10; the machining tool 4 is fixedly connected on the rotating member 23, so that the machining tool 4 can rotate relative to the lifting member 22 to change its direction or to realize other machining procedures; for example, when the machining tool 4 is a milling cutter, the rotating member 23 can drive the machining tool 4 to rotate to realize a milling step.
[0091] The three-coordinate power device 100 further comprises a rotating driving member 6 used for driving the rotating member 23 to rotate around the central axis of the lifting member 22. The rotating driving member 6 can be arranged on the workbench 11 or on the support frame 16.
[0092] By using the above technical solution, the machining tool 4 can rotate relative to the lifting member 22.
[0093] Specifically, the rotating driving member 6 comprises a rotating power structure 61 arranged on the workbench 11, a rotating driving wheel 62 arranged on the rotating member 23, and a rotating transmission structure 63 in transmission connection between the rotating power structure 61 and the rotating driving wheel 62, the rotating power structure 61 is used for providing rotating power for the rotating member 23, the rotating driving wheel 62 is used for driving the rotating member 23 to rotate around the central axis of the lifting member 22, and the rotating transmission structure 63 is used for transmitting the power of the rotating power structure 61 to the rotating driving wheel 62.
[0094] Here, it can be understood that the rotating driving member 6 is used for providing power to enable the rotating member 23 to rotate around the central axis of the lifting member 22; specifically, the rotating driving member 6 comprises the rotating power structure 61, the rotating driving wheel 62, and the rotating transmission structure 63, the rotating power structure 61 is arranged on the workbench 11 and is arranged in spaced relation with the power assembly 2, the rotating driving wheel 62 is arranged on the rotating member 23, and the rotating transmission structure 63 is in transmission connection between the rotating power structure 61 and the rotating driving wheel 62, the rotating power structure 61 can provide rotating power, the rotating power is transmitted to the rotating driving wheel 62 through the rotating transmission structure 63, and the rotating driving wheel 62 drives the rotating member 23 to rotate around the central axis of the lifting member 22.
[0095] In detail, the lifting screw 221 is provided with a rotating hole along the central axis direction of the lifting screw 221, and the rotating member 23 is optionally a rotating power rod 231 inserted into the rotating hole, the rotating power rod 231 is coaxially connected with the rotating driving wheel 62 and the machining tool 4, and the rotating power rod 231 can rotate around the shaft under the driving of the rotating driving wheel 62, thereby driving the machining tool 4 to rotate.
[0096] By adopting the above technical solution, the rotating power structure 61 that provides rotating power is arranged on the workbench 11, avoiding the rotating power structure 61 being integrated on the power assembly 2, thereby reducing the weight and volume of the power assembly 2, and further reducing the motion inertia of the power assembly 2 when rotating, thereby improving the control accuracy of the power assembly 2 when rotating.
[0097] In detail, the rotating power structure 61 comprises a rotating frame 611 arranged on the workbench 11 and a rotating power output shaft 612 arranged on the rotating frame 611, and the rotating transmission structure 63 comprises a rotating articulated arm 631 connected with the rotating frame 611, a rotating power wheel 632 arranged on the rotating articulated arm 631 and away from the rotating power structure 61, and a rotating transmission belt 633 wound around the rotating power output shaft 612, the rotating power wheel 632 and the rotating drive wheel 62, and the rotating articulated arm 631 is elastically connected with the rotating frame 611, so that the rotating articulated arm 631 rotates around the rotating power output shaft 612 away from the rotating drive wheel 62 to tension the rotating transmission belt 633.
[0098] Here, the rotating frame 611 is arranged on the workbench 11, and its height matches that of the rotating drive wheel 62, so that the rotating power output shaft 612 on the rotating frame 611 can be substantially level with the rotating drive wheel 62, and the rotating power output shaft 612 can be selected as a motor power output shaft; the rotating transmission structure 63 comprises the rotating articulated arm 631, the rotating power wheel 632 and the rotating transmission belt 633, wherein the rotating articulated arm 631 is elastically connected with the rotating frame 611, i.e., an elastic member is arranged between the two, which drives the rotating articulated arm 631 to rotate around the rotating power output shaft 612, and the rotating direction of the rotating articulated arm 631 is away from the rotating drive wheel 62, so that the rotating transmission belt 633 wound around the rotating power output shaft 612, the rotating power wheel 632 and the rotating drive wheel 62 is tensioned; when the power assembly 2 moves along the X-axis direction and the Y-axis direction, the rotating drive wheel 62 translates accordingly, i.e., the relative position between the rotating drive wheel 62 and the rotating power output shaft 612 changes, and in order to keep the rotating power output shaft 612 and the rotating drive wheel 62 always in transmission connection, the rotating articulated arm 631 is arranged on the rotating frame 611, and the rotating power wheel 632 is arranged on the rotating articulated arm 631, and then the rotating transmission belt 633 is wound around the rotating power output shaft 612, the rotating power wheel 632 and the rotating drive wheel 62, so that the rotating power wheel 632 is always in a tensioned state, so that the power of the rotating power output shaft 612 can always be transmitted to the rotating drive wheel 62, thereby driving the rotating member 23 to rotate around the central axis of the lifting member 22.
[0099] It needs to be further explained that the rotating joint arm 631 can be multiple, and the multiple rotating joint arms 631 are sequentially and elastically connected, and each rotating joint arm 631 is provided with a rotating power wheel 632. The rotating transmission belt 633 is sequentially wound on the lifting power output shaft 312, the multiple rotating power wheels 632 and the rotating driving wheel 62, so that the power multi-stage transmission is increased, the lifting range of the power assembly 2 is improved, and the processing range of the power assembly 2 is further increased.
[0100] By adopting the above technical scheme, the arrangement of the rotating joint arm 631, the rotating power wheel 632 and the rotating transmission belt 633 can reduce the influence of the power output of the rotating power output shaft 612 caused by the movement of the rotating driving wheel 62 along the X-axis direction and the Y-axis direction, and further reduce the energy consumption of the rotating power output shaft 612.
[0101] Please refer to Figure 6 Further, the rotating transmission belt 633 includes a rotating transmission belt first section 6331 and a rotating transmission belt second section 6332. The rotating transmission belt first section 6331 is wound on the rotating power output shaft 612 and the rotating power wheel 632. The rotating transmission belt second section 6332 is wound on the rotating driving wheel 62 and the rotating power wheel 632.
[0102] By the above technical scheme, the rotating transmission belt 633 is designed in sections, so that the power transmission between the rotating power output shaft 612 and the rotating power wheel 632 is stable and smooth, and power loss is not easy to occur. Similarly, the power transmission between the rotating driving wheel 62 and the rotating power wheel 632 is stable and smooth, and power loss is not easy to occur.
[0103] It needs to be further explained that the rotating transmission belt 633 in the embodiment is designed in sections, and the rotating transmission belt 633 is divided into a rotating transmission belt first section 6331 and a rotating transmission belt second section 6332. The rotating transmission belt first section 6331 is used to transmit the power of the rotating power output shaft 612, and the rotating transmission belt first section 6331 can be replaced by a plurality of gear arrangements to realize the transmission of power. In this way, the transmission precision of the power is improved by the mixed collocation mode of gear transmission and belt transmission.
[0104] Please refer to Figure 7 In other embodiments, the rotating transmission belt 633 can be designed in one section, that is, one rotating transmission belt 633 is wound on the rotating power output shaft 612, the rotating power wheel 632 and the rotating driving wheel 62.
[0105] Please refer to Figures 3 to 5 In one embodiment, the translation assembly 1 further includes a rotating drum 14 arranged on the workbench 11 and a rotating drum driving member 15 for driving the rotating drum to rotate around the Z-axis 10. The translation beam 12 is arranged on the rotating drum 14.
[0106] Here, the rotating drum 14 is used to support the translation beam 12, so that the translation beam 12 has a preset height, reserving the arrangement space of the power assembly 2; the rotating drum driving member 15 comprises a rotating drum power output shaft 151, the rotating drum power output shaft 151 is provided with a rotating drum power gear 152, the rotating drum 14 is rotationally connected with the workbench 11, and the outer cylinder wall of the rotating drum 14 is provided with a rotating drum power rack 141 which is engaged with the rotating drum power gear 152, the rotating drum power output shaft 151 can be driven by the rotating drum 14 power motor, to drive the rotating drum power gear 152 to rotate, and then drive the rotating drum power rack 141 to rotate, so as to drive the rotating drum 14 to rotate, and finally drive the translation beam 12 to rotate. It needs to be further explained that the two ends of the translation beam 12 are arranged on the two sides of the rotating drum 14 along the radial direction of the rotating drum 14, that is, the two ends of the translation beam 12 are arranged symmetrically with the center of the rotating drum 14, so that the center of gravity of the translation beam 12 does not change when the translation beam 12 rotates with the rotating drum 14, so that the power assembly 2 arranged on the translation beam 12 can be more stable, and the generation of the motion inertia is reduced.
[0107] By adopting the above technical scheme, the power assembly 2 arranged on the translation beam 12 can be more stable, and the generation of the motion inertia is reduced.
[0108] Specifically, the rotating drum 14 is a hollow structure, and the power assembly 2 can extend to the inside of the rotating drum 14.
[0109] In one embodiment, the translation power structure 51, the lifting power structure 31 and the rotating power structure 61 are arranged on the periphery of the rotating drum 14.
[0110] Specifically, the translation frame 511, the lifting frame 311 and the rotating frame 611 are arranged on the periphery of the rotating drum 14.
[0111] By adopting the above technical scheme, the balance degree of the weight distribution on the workbench 11 is improved, so that the movement of the machining tool 4 is more stable.
[0112] In one embodiment, the translation power structure 51, the lifting power structure 31 and the rotating power structure 61 are located on different sides of the workbench 11 two by two.
[0113] Specifically, the translation frame 511, the lifting frame 311 and the rotating frame 611 are located on different sides of the workbench 11 two by two.
[0114] By adopting the above technical scheme, the balance degree of the weight distribution on the workbench 11 is improved, so that the movement of the machining tool 4 is more stable.
[0115] In one embodiment, the directions of the tension forces exerted by the translation articulated arm 531, the lifting articulated arm 331 and the rotating articulated arm 631 on the power assembly 2 form an obtuse angle two by two.
[0116] By adopting the above technical solution, the balance of the tensioning force on the power assembly 2 is improved, making the operation of the power assembly 2 more stable.
[0117] In one embodiment, the translation member 21, the lifting member 22 and the rotating member 23 are coaxially arranged; specifically, the translation driving wheel 52, the lifting driving wheel 32 and the rotating driving wheel 62 are coaxially arranged.
[0118] In a second aspect, a manufacturing device is provided, including a processing tool 4 and the above-mentioned three-coordinate power device 100 , wherein the processing tool 4 is mounted on the three-coordinate power device 100 .
[0119] Specifically, the processing tool 4 is installed on the lifting member 22, or installed on the rotating member 23. Here, the processing tool 4 includes but is not limited to a processing cutter.
[0120] By adopting the above technical solution, this embodiment has the advantages of small size, low motion inertia and smooth operation in addition to the advantages of the above processing tool 4.
[0121] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A three-dimensional power device characterized by comprising: The three-coordinate power device comprises a translation assembly, a power assembly, and a lifting driving assembly. The translation assembly comprises a workbench, a translation beam arranged on the workbench, and a sliding member arranged on the translation beam. The workbench defines a Z axis. The length direction of the translation beam is perpendicular to the Z axis and the translation beam can rotate around the Z axis. The sliding member can move along the length direction of the translation beam.
2. The three-dimensional power unit of claim 1, wherein The power assembly comprises a translation member fixedly connected with the sliding member and a lifting member in sliding cooperation with the translation member.
3. The three-dimensional power unit of claim 2, wherein The lifting member is used for fixedly connecting a machining tool and can lift along the Z axis direction. The three-coordinate power device further comprises a translation driving member connected with the translation member. The translation driving member is used for driving the translation member to move along the length direction of the translation beam. The translation driving member comprises a translation power structure arranged on the workbench, a translation driving wheel arranged on the translation member, and a translation transmission structure in transmission connection between the translation power structure and the translation driving wheel. The translation power structure is used for providing translation power of the translation member. The translation driving wheel is used for driving the translation member to move. The translation transmission structure is used for transmitting power of the translation power structure to the translation driving wheel. The translation power structure comprises a translation rack arranged on the workbench and a translation power output shaft arranged on the translation rack. The translation transmission structure comprises at least one translation arthropod arm connected with the translation rack, a translation power wheel arranged on the translation arthropod arm and away from the translation power structure, and a translation transmission belt around the translation power output shaft, the translation power wheel, and the translation driving wheel. The translation arthropod arm is elastically connected with the translation rack so that the translation arthropod arm rotates around the translation power output shaft and away from the translation driving wheel to tighten the translation transmission belt. The three-coordinate power device further comprises a lifting driving member used for driving the lifting member to lift along the Z axis direction. The lifting driving member comprises a lifting power structure arranged on the workbench, a lifting driving wheel arranged on the translation member, and a lifting transmission structure in transmission connection between the lifting power structure and the lifting driving wheel. The lifting power structure is used for providing lifting power of the lifting member. The lifting driving wheel is used for driving the lifting member to move along the Z axis direction. The lifting transmission structure is used for transmitting power of the lifting power structure to the lifting driving wheel. The lifting power structure comprises a lifting rack arranged on the workbench and a lifting power output shaft arranged on the lifting rack. The lifting transmission structure comprises at least one lifting arthropod arm connected with the lifting rack, a lifting power wheel arranged on the lifting arthropod arm and away from the lifting power structure, and a lifting transmission belt around the lifting power output shaft, the lifting power wheel, and the lifting driving wheel. The lifting arthropod arm is elastically connected with the lifting rack so that the lifting arthropod arm rotates around the lifting power output shaft and away from the lifting driving wheel to tighten the lifting transmission belt.
4. The three-dimensional power unit of claim 1, wherein The power assembly further comprises a rotating member in rotating cooperation with the lifting member, the rotating member being configured to fixedly connect the machining tool; The three-coordinate power device further comprises a rotating driving member configured to drive the rotating member to rotate around the central axis of the lifting member.
5. The three-dimensional power unit of claim 4, wherein The rotating driving member comprises a rotating power structure arranged on the workbench, a rotating driving wheel arranged on the rotating member, and a rotating transmission structure configured to transmit power from the rotating power structure to the rotating driving wheel, the rotating power structure being configured to provide rotating power for the rotating member, the rotating driving wheel being configured to drive the rotating member to rotate around the central axis of the lifting member.
6. The three-dimensional power unit of claim 1, wherein The translation assembly further comprises a rotating drum arranged on the workbench and a rotating drum driving member configured to drive the rotating drum to rotate around the Z axis, the translation cross beam being arranged on the rotating drum.
7. A manufacturing apparatus characterized by comprising: A machining tool and the three-coordinate power device according to any one of claims 1 to 6, the machining tool being mounted on the three-coordinate power device.
Citation Information
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