High-precision five-axis linkage device based on multi-axis synchronization technology

Abstract

The utility model discloses a high-precision five-axis linkage device based on a multi-axis synchronization technology, and relates to the technical field of multi-axis synchronization. The device comprises a mounting plate, a driving shaft rotatably penetrates through one side of the mounting plate, four driving wheels are fixedly arranged on the outer wall of the driving shaft, four lifting grooves are formed in one side of the mounting plate in a penetrating mode, and four sliding grooves are formed in one side of the mounting plate; the four lifting seats are slidably connected into the four lifting grooves correspondingly, driven shafts rotationally penetrate through one sides of the four lifting seats correspondingly, and driven wheels are fixedly arranged on the outer walls of the driven shafts correspondingly; and the four sliding blocks are slidably connected into the four sliding grooves correspondingly, and fixing frames are fixedly arranged on one sides of the four sliding blocks correspondingly. According to the lifting device, the height of the driven shaft can be adjusted without disassembling the structure, people can conveniently adjust the position of the tensioning wheel, adjustment is easy and convenient, people can conveniently know the height of the lifting base, and adjustment is more accurate.

Description

Technical Field

[0001] The utility model belongs to the technical field of multi-axis synchronization, and particularly relates to a high-precision five-axis linkage device based on the multi-axis synchronization technology. Background Art

[0002] Multi-axis synchronous control, also known as multi-axis system synchronous control, refers to maintaining a certain synchronous operation relationship between the axes in most multi-axis transmission system applications. The multi-axis system is a nonlinear, strongly coupled multi-input and multi-output system. In the prior art, five-axis linkage is one of the commonly used linkages, and the rotating shaft is usually fixedly installed, so there are the following shortcomings when using it:

[0003] 1. When adjusting the height of the shaft, all the shaft-related structures need to be disassembled and then reinstalled, which is time-consuming and inefficient.

[0004] To this end, we proposed a high-precision five-axis linkage device based on multi-axis synchronization technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art that when adjusting the height of the rotating shaft, all the related structures of the rotating shaft need to be disassembled and then reinstalled, which is time-consuming and inefficient, and to propose a high-precision five-axis linkage device based on multi-axis synchronization technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A high-precision five-axis linkage device based on multi-axis synchronization technology, comprising:

[0008] A mounting plate, one side of the mounting plate is rotatably penetrated by a driving shaft, an outer wall of the driving shaft is fixed with four driving wheels, one side of the mounting plate is penetrated by four lifting slots, and one side of the mounting plate is provided with four sliding slots;

[0009] Four lifting seats, the four lifting seats are slidably connected in four lifting slots respectively, one side of the four lifting seats is rotatably penetrated by a driven shaft, and the outer wall of the driven shaft is fixed with a driven wheel;

[0010] Four sliders, the four sliders are slidably connected in four slide grooves respectively, a fixed frame is fixed on one side of the four sliders, and a tensioning wheel is rotatably connected in the four fixed frames, and a synchronous belt is transmission-connected between the tensioning wheel, the driving wheel and the driven wheel on the same side;

[0011] A positioning mechanism, the positioning mechanism is arranged in the slider and is used to position the slider;

[0012] An adjusting mechanism, which is arranged in the lifting slot and is used to adjust the height of the lifting seat;

[0013] The driving mechanism is arranged on one side of the mounting plate and is used to provide driving for the driving shaft.

[0014] In a possible design, the positioning mechanism includes a T-slot and multiple positioning slots, the multiple positioning slots are evenly distributed on both sides of the slide slot, the T-slot is opened through one side of the slide block, the top and bottom of the T-slot are slidably connected with positioning blocks, the inner walls of the positioning blocks are integrally formed with teeth, a rotating rod is rotatably connected between the inner walls on both sides of the T-slot, a gear is fixed on the outer wall of the rotating rod, the gear and the teeth are meshed, a torsion spring is fixed between the gear and the T-slot, and the torsion spring is sleeved on the outer wall of the rotating rod.

[0015] In a possible design, the adjustment mechanism includes a screw rod, the screw rod thread penetrates the surface of the mounting plate, the bottom end of the screw rod extends into the lifting slot and is rotatably connected to the lifting seat, and a hand wheel is fixedly provided at the top end of the screw rod.

[0016] In a possible design, the driving mechanism includes a U-shaped plate, which is fixed on one side of the mounting plate. A motor is fixed on the inner wall of one side of the U-shaped plate, and the output shaft of the motor is fixed to the driving shaft.

[0017] In a possible design, the tops and bottoms of the four T-slots are fixed with limit blocks for limiting the positioning blocks.

[0018] In a possible design, scale lines are provided on one side of the four lifting slots.

[0019] In the present application, during adjustment, the corresponding positioning block is pushed to move so that the positioning block disengages from the positioning groove and enters the T-slot, and then the slider is pushed to drive the tensioning wheel to move, so that the synchronous belt is loosened, and then the corresponding screw is rotated to drive the lifting seat to move so that the driven shaft reaches a suitable height, and then the tensioning wheel is pushed again to move so that the tensioning wheel tightens the synchronous belt. After releasing the hand, the torsion spring drives the gear to reset, so that the positioning block enters the corresponding positioning groove.

[0020] Beneficial effects:

[0021] In the utility model, the high-precision five-axis linkage device based on multi-axis synchronization technology can adjust the height of the driven shaft without disassembling the structure through the arrangement of multiple structures such as the lifting seat, the screw rod and the lifting slot, and the adjustment is simple and convenient;

[0022] In the utility model, the high-precision five-axis linkage device based on multi-axis synchronization technology can facilitate people to understand the height of the lifting seat through the setting of scale lines, making the adjustment more accurate;

[0023] In the utility model, the high-precision five-axis linkage device based on multi-axis synchronization technology can limit the sliding of the positioning block by setting the limit block, so as to avoid excessive force causing the other end of the positioning block to extend out of the T-slot and rub against the slide groove, making it convenient for people to adjust the position of the tension wheel;

[0024] In the utility model, the height of the driven shaft can be adjusted without disassembling the structure, which is convenient for people to adjust the position of the tensioning wheel. The adjustment is simple and convenient, and it is also convenient for people to understand the height of the lifting seat, making the adjustment more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 This is a schematic diagram of a three-dimensional structure of an embodiment of the utility model;

[0027] Figure 2 It is a schematic diagram of a partial exploded structure of an embodiment of the utility model;

[0028] Figure 3 This is a schematic diagram of the structure of the adjustment mechanism and the driving mechanism of one embodiment of the utility model;

[0029] Figure 4 It is a schematic diagram of the top view structure of an embodiment of the utility model.

[0030] In the figure: 1. mounting plate; 2. driving shaft; 3. driving wheel; 4. lifting slot; 5. lifting seat; 6. driven shaft; 7. driven wheel; 8. slide slot; 9. positioning slot; 10. slider; 11. fixing frame; 12. tensioning wheel; 13. T-slot; 14. limit block; 15. positioning block; 16. rotating rod; 17. gear; 18. torsion spring; 19. screw; 20. U-shaped plate; 21. motor. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] In the description of the present invention, it should be understood that the terms "opening", "upper", "middle", "length", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0033] In order to keep the following description of the embodiments of the present invention clear and concise, the present invention omits detailed descriptions of known functions and known components.

[0034] Example 1

[0035] Reference Figure 1-Figure 4 A high-precision five-axis linkage device includes a mounting plate 1, a driving shaft 2 is rotatably penetrated on one side of the mounting plate 1, four driving wheels 3 are fixed on the outer wall of the driving shaft 2, four lifting grooves 4 are penetrated on one side of the mounting plate 1, and four sliding grooves 8 are opened on one side of the mounting plate 1.

[0036] In one aspect of this embodiment, four lifting seats 5 are slidably connected in four lifting slots 4 respectively, and a driven shaft 6 is rotatably passed through one side of the four lifting seats 5, and a driven wheel 7 is fixedly provided on the outer wall of the driven shaft 6.

[0037] In one aspect of the present embodiment, four sliders 10 are respectively slidably connected in four slide grooves 8, a fixed frame 11 is fixed on one side of the four sliders 10, and a tensioning wheel 12 is rotatably connected in the four fixed frames 11. The tensioning wheels 12 on the same side, the driving wheel 3 and the driven wheel 7 are all transmission-connected with a synchronous belt.

[0038] In one aspect of the present embodiment, a positioning mechanism is provided in the slider 10 for positioning the slider 10. The positioning mechanism includes a T-slot 13 and a plurality of positioning slots 9. The plurality of positioning slots 9 are evenly distributed on both sides of the slide slot 8. The T-slot 13 is provided through one side of the slider 10. The top and bottom of the T-slot 13 are both slidably connected with a positioning block 15. The inner walls of the positioning block 15 are integrally formed with teeth. A rotating rod 16 is rotatably connected between the inner walls on both sides of the T-slot 13. A gear 17 is fixedly provided on the outer wall of the rotating rod 16. The gear 17 is meshed with the teeth. A torsion spring 18 is fixedly provided between the gear 17 and the T-slot 13. The torsion spring 18 is sleeved on the outer wall of the rotating rod 16.

[0039] In one aspect of this embodiment, an adjustment mechanism is provided in the lifting slot 4 and is used to adjust the height of the lifting seat 5. The adjustment mechanism includes a screw 19. The screw 19 thread runs through the surface of the mounting plate 1. The bottom end of the screw 19 extends into the lifting slot 4 and is rotatably connected to the lifting seat 5. A hand wheel is fixed to the top of the screw 19.

[0040] In one aspect of the present embodiment, a driving mechanism is provided on one side of the mounting plate 1 and is used to provide drive for the driving shaft 2. The driving mechanism includes a U-shaped plate 20, which is fixed on one side of the mounting plate 1. A motor 21 is fixed on the inner wall of one side of the U-shaped plate 20, and the output shaft of the motor 21 is fixed to the driving shaft 2.

[0041] In this embodiment, the driving shaft 2 drives the four driving wheels 3 to rotate, and the four driving wheels 3 drive the four driven wheels 7 to rotate through the synchronous belt, and the driven wheel 7 drives the driven shaft 6 to rotate, realizing five-axis linkage. The height of the lifting seat 5 in the lifting groove 4 can be adjusted by the adjustment mechanism, thereby adjusting the height of the driven shaft 6. The position of the tensioning wheel 12 can be adjusted by the slider 10 sliding in the slide groove 8. The tension of the synchronous belt can be adjusted by the tensioning wheel 12 to improve the working stability of the device. The positioning mechanism is used to position the slider 10 to ensure the position of the tensioning wheel 12.

[0042] The present application can be used in the field of multi-axis synchronization, and can also be used in other fields applicable to the present application.

[0043] Example 2

[0044] A high-precision five-axis linkage device based on multi-axis synchronization technology improved on the basis of Example 1, which is applied to the field of multi-axis synchronization;

[0045] In one aspect of this embodiment, limit blocks 14 are fixedly provided at the top and bottom of the four T-slots 13 to limit the positioning block 15 to prevent the other end of the positioning block 15 from extending out of the T-slot 13 and rubbing against the slide groove 8.

[0046] In one aspect of this embodiment, scale lines are provided on one side of the four lifting slots 4 , through which the position of the lifting seat 5 in the lifting slots 4 can be observed, so as to facilitate the adjustment of the height of the lifting seat 5 .

[0047] It should be noted that, in the description of this specification, descriptions such as "first", "second", etc. are merely used to distinguish between various features and have no actual order or directional meaning, and this application is not limited to this.

[0048] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A high-precision five-axis linkage device based on multi-axis synchronization technology, characterized in that: include: A mounting plate (1), a driving shaft (2) rotatably penetrates one side of the mounting plate (1), four driving wheels (3) are fixedly arranged on the outer wall of the driving shaft (2), four lifting grooves (4) are penetrated on one side of the mounting plate (1), and four sliding grooves (8) are arranged on one side of the mounting plate (1); Four lifting seats (5), the four lifting seats (5) are slidably connected in four lifting slots (4) respectively, one side of the four lifting seats (5) is rotatably penetrated by a driven shaft (6), and the outer wall of the driven shaft (6) is fixedly provided with a driven wheel (7); Four sliders (10), the four sliders (10) are slidably connected in four slide grooves (8) respectively, a fixed frame (11) is fixedly provided on one side of the four sliders (10), a tensioning wheel (12) is rotatably connected in the four fixed frames (11), and a synchronous belt is transmission-connected between the tensioning wheel (12) on the same side, the driving wheel (3) and the driven wheel (7); A positioning mechanism, the positioning mechanism is arranged in the slider (10) and is used to position the slider (10); An adjustment mechanism, the adjustment mechanism being arranged in the lifting slot (4) and being used for adjusting the height of the lifting seat (5); A driving mechanism is arranged on one side of the mounting plate (1) and is used to provide drive for the driving shaft (2).

2. A high-precision five-axis linkage device based on multi-axis synchronization technology as claimed in claim 1, characterized in that: The positioning mechanism comprises a T-slot (13) and a plurality of positioning slots (9), wherein the plurality of positioning slots (9) are evenly distributed on both sides of the slide slot (8), the T-slot (13) is penetrated and opened on one side of the slide block (10), the top and bottom of the T-slot (13) are slidably connected with positioning blocks (15), the inner walls of the positioning blocks (15) are integrally formed with teeth, a rotating rod (16) is rotatably connected between the inner walls of both sides of the T-slot (13), a gear (17) is fixedly arranged on the outer wall of the rotating rod (16), the gear (17) and the teeth are meshed, a torsion spring (18) is fixedly arranged between the gear (17) and the T-slot (13), and the torsion spring (18) is sleeved on the outer wall of the rotating rod (16).

3. A high-precision five-axis linkage device based on multi-axis synchronization technology as claimed in claim 2, characterized in that: The adjustment mechanism comprises a screw rod (19), the screw rod (19) is threadedly penetrated through the surface of the mounting plate (1), the bottom end of the screw rod (19) extends into the lifting groove (4) and is rotatably connected to the lifting seat (5), and a hand wheel is fixedly arranged at the top end of the screw rod (19).

4. A high-precision five-axis linkage device based on multi-axis synchronization technology as claimed in claim 3, characterized in that: The driving mechanism comprises a U-shaped plate (20), the U-shaped plate (20) being fixedly arranged on one side of the mounting plate (1), a motor (21) being fixedly arranged on an inner wall of one side of the U-shaped plate (20), and an output shaft of the motor (21) being fixedly arranged on the driving shaft (2).

5. A high-precision five-axis linkage device based on multi-axis synchronization technology as claimed in claim 2, characterized in that: Limiting blocks (14) are fixedly provided at the top and bottom of the four T-shaped slots (13) for limiting the positioning block (15).

6. A high-precision five-axis linkage device based on multi-axis synchronization technology as claimed in claim 1, characterized in that: One side of the four lifting slots (4) is provided with scale lines.

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