Fast and high stability vertical motion system

Abstract

The present invention relates to a fast and high-stability vertical motion system, comprising a base; a transmission mechanism: installed on the base; a driving mechanism: connected to the transmission mechanism, used to drive the transmission mechanism to move; a vertical motion mechanism: installed on the base, connected to the transmission mechanism, driven by the transmission mechanism to achieve up and down vertical motion, the transmission mechanism comprises a primary transmission unit and a secondary transmission unit, the primary transmission unit comprises a primary driving wheel: connected to the driving mechanism; a primary driven wheel: slidably connected to the primary driving wheel through a primary synchronous belt, the primary driven wheel is connected to the secondary transmission unit. The structural design of the fast and high-stability vertical motion system of the present invention is simple and ingenious, with faster movement speed, higher stability during movement, higher control accuracy, and a wide range of applications.

Description

Technical Field

[0001] The invention relates to the technical field of high-precision industrial automation, and in particular to a fast and high-stability vertical motion system. Background Art

[0002] With the development and progress of science and technology, robotics technology has been widely used in modern manufacturing industries, most of which use robotic arms to move or process materials. However, existing vertical lifting equipment has low stability, is prone to shaking during the working process, has low control accuracy, and moves slowly. It is easy to cause operational hazards during human-machine collaboration, causing personal injury. Especially in the open testing of the manufacturing process of light electronic products in the 3C industry (the safety characteristics of the robot enable engineers to adjust the test operations on site in real time), automated operations in biochemical laboratories, automated loading and unloading of physical and chemical analysis equipment, shelf-type operations of miniaturized products or parts (such as drawer-type testing, shelf stacking, etc.), the handling of various small parts, AGV loading, etc., which require human-machine collaboration to complete the corresponding industrial operations, traditional lifting equipment is not competent for their work.

[0003] Therefore, how to design a fast and high-stability vertical motion system is a subject that the inventor has devoted himself to studying. Summary of the invention

[0004] In order to overcome the above technical problems, the purpose of the present invention is to provide a fast and high-stability vertical motion system, which has a simple and ingenious structural design, faster movement speed, higher stability during movement, higher control accuracy and a wide range of applications.

[0005] In order to achieve the above object, the present invention provides a fast and high-stability vertical motion system, comprising:

[0006] Base;

[0007] Transmission mechanism: installed on the base;

[0008] Driving mechanism: connected to the transmission mechanism, used to drive the transmission mechanism to move;

[0009] Vertical motion mechanism: installed on the base, connected with the transmission mechanism, driven by the transmission mechanism to realize up and down vertical motion.

[0010] Preferably, the transmission mechanism includes a primary transmission unit and a secondary transmission unit, and the primary transmission unit includes:

[0011] Primary driving wheel: connected to the driving mechanism;

[0012] The primary driven wheel is slidably connected to the primary driving wheel through a primary synchronous belt, and the primary driven wheel is connected to the secondary transmission unit.

[0013] Preferably, the first-level synchronous belt is constrained by a synchronous belt locking device so that it is distributed between the first-level driving wheel and the first-level driven wheel. The synchronous belt locking device is connected to a gear warehouse, the first-level driving wheel passes through the gear warehouse, the gear warehouse is connected to a first-level transmission fixing plate, and the first-level transmission fixing plate is installed at the front end of the base.

[0014] Preferably, the secondary transmission unit comprises:

[0015] Secondary driving wheel: connected to the primary driven wheel through a primary positioning shaft, and the primary positioning shaft is slidably connected to the primary transmission fixing plate;

[0016] The secondary driven wheel is connected to the secondary driving wheel through a secondary synchronous belt, the secondary synchronous belt is connected to a synchronous belt locking fixture, and the synchronous belt locking fixture is connected to the vertical motion mechanism.

[0017] Preferably, the secondary driven wheel is mounted on a secondary positioning shaft, the secondary positioning shaft is mounted on a secondary transmission fixing plate, and the secondary transmission fixing plate is mounted on the front end of the base.

[0018] Preferably, the vertical motion mechanism comprises:

[0019] Guide rail fixing plate: installed at the rear end of the base, with a through hole extending in the longitudinal direction in the middle thereof;

[0020] Two guide rails: installed on the left and right sides of the through holes on the guide rail fixing plate;

[0021] Sliding assembly: Slidingly mounted on the two guide rails, connected to the synchronous belt locking fixture, moving up and down with the synchronous belt locking fixture, and the synchronous belt locking fixture passes through the through hole.

[0022] Preferably, the sliding assembly comprises:

[0023] Multiple rail blocks: slidably mounted on two guide rails, and multiple rail blocks are connected and fixed to the sliding blocks;

[0024] Sliding block: connected and fixed with the synchronous belt locking fixture.

[0025] Preferably, the base includes a bottom plate and a left bracket and a right bracket installed on the left and right parts of the upper surface of the bottom plate, the first-level transmission fixing plate and the second-level transmission fixing plate are respectively installed on the lower and upper parts of the front end of the left bracket and the right bracket, and the guide rail fixing plate is installed on the rear ends of the left bracket and the right bracket.

[0026] Preferably, the driving mechanism comprises:

[0027] Motor: connected to the primary driving wheel to drive the primary driving wheel to rotate;

[0028] Control component: connected to the motor to control the working state of the motor.

[0029] Preferably, the motor is a servo motor, and the control component includes:

[0030] Servo driver: connected to the servo motor and the main control machine, sends out corresponding drive signals according to the control instructions of the main control machine, and controls the working state of the servo motor;

[0031] Main control machine: controls the servo driver to send out corresponding drive signals, thereby realizing the control of the working state of the servo motor.

[0032] After adopting the above scheme, the fast and high-stability vertical motion system of the present invention has the following beneficial effects:

[0033] 1. Compared with the existing vertical motion equipment, the motion system drives the transmission mechanism composed of the primary transmission unit and the secondary transmission unit through the driving mechanism composed of the main control machine, servo driver and servo motor. Each transmission unit adopts the combination of the driving wheel, the driven wheel and the synchronous belt, and adopts the design method of large transmission ratio to drive the sliding components of the vertical motion mechanism to achieve faster movement in the up and down directions on the guide rail;

[0034] 2. The synchronous belt locking device is provided to increase the coverage area of ​​the primary synchronous belt on the primary driving wheel and the primary driven wheel, thereby improving the stability and reliability of the motion transmission process;

[0035] 3. By adjusting the transmission ratio of the primary transmission unit and the servo motor power of the drive mechanism, different load and running speed combinations can be achieved to meet the needs of various applications; operators can edit and input complex instructions through the main control computer, control the servo driver to drive the servo motor to achieve complex motion state switching, thereby achieving fast and stable vertical movement of the sliding component;

[0036] 4. The drive mechanism consisting of a main control machine, a servo driver and a servo motor is adopted, so that the system can achieve higher control accuracy. It can be applied to high-precision, fast and intelligent robot products, and is widely used in intelligent production line transformation in the fields of consumer electronics, communication electronics, etc., with a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 It is a schematic diagram of the three-dimensional decomposition structure of the fast and high-stability vertical motion system of the present invention;

[0038] Figure 2It is a schematic diagram of the three-dimensional combined structure of the fast and high-stability vertical motion system of the present invention. DETAILED DESCRIPTION

[0039] Embodiments of the present invention are described below with reference to the accompanying drawings. Elements and features described in one drawing or one embodiment of the present invention may be combined with elements and features shown in one or more other drawings or embodiments. It should be noted that for the purpose of clarity, the representation and description of components or processes that are not related to the present invention and are known to those of ordinary skill in the art are omitted in the drawings and descriptions.

[0040] The rapid and high-stability vertical motion system of the present invention is further described below in conjunction with the accompanying drawings.

[0041] like Figure 1 , Figure 2 The three-dimensional decomposition structure diagram and the three-dimensional combination structure diagram of the fast and high-stability vertical motion system of the present invention are shown, including:

[0042] Base 1: includes a bottom plate 2, a left bracket 3 installed on the left part of the upper surface of the bottom plate 2, and a right bracket 4 installed on the right part of the upper surface;

[0043] Transmission mechanism: installed on the base 1, including a primary transmission unit and a secondary transmission unit. The primary transmission unit includes:

[0044] Primary driving wheel 5: connected to the driving mechanism;

[0045] The primary driven wheel 6 is connected to the primary driving wheel 5 through the primary synchronous belt 7. The primary synchronous belt 7 is constrained by the synchronous belt locking device 8 to be distributed between the primary driving wheel 5 and the primary driven wheel 6. The synchronous belt locking device 8 is connected to the gear bin 9. The synchronous belt locking device 8 is used to lock and constrain the position of the primary synchronous belt 7, and can increase the contact area of ​​the primary synchronous belt 7 on the primary driving wheel 5 and the primary driven wheel 6, thereby increasing the stability during the motion transmission process. The gear bin 9 is used to protect the output shaft of the driving mechanism, the primary driving wheel 5 and the primary synchronous belt 7. The primary driving wheel 5 passes through the gear bin 9. The gear bin 9 is fixed to the primary transmission fixing plate 10 by screws. The primary transmission fixing plate 10 is installed on the lower front end of the left bracket 3 and the right bracket 4 of the base 1 by screws. The primary driven wheel 6 is connected to the secondary transmission unit;

[0046] The secondary transmission unit includes:

[0047] Secondary driving wheel 11: connected to the primary driven wheel 6 through the primary positioning shaft 12, and the primary positioning shaft 12 is slidably connected to the primary transmission fixing plate 10;

[0048] Secondary driven wheel 13: connected to the secondary driving wheel 11 through a secondary synchronous belt 14, the secondary driven wheel 13 is mounted on a secondary positioning shaft 15, the secondary positioning shaft 15 is mounted on a secondary transmission fixing plate 16, the secondary transmission fixing plate 16 is mounted on the upper front end of the left bracket 3 and the right bracket 4 of the base 1 by screws, the secondary synchronous belt 14 is connected with a synchronous belt locking fixture 17, the synchronous belt locking fixture 17 is fixed to the secondary synchronous belt 14 by screws, and the synchronous belt locking fixture 17 is connected to the vertical motion mechanism;

[0049] Vertical motion mechanism: installed on the base 1, connected to the transmission mechanism, driven by the transmission mechanism to achieve up and down vertical motion, which includes:

[0050] Guide rail fixing plate 18: mounted on the rear ends of the left bracket 3 and the right bracket 4 of the base 1 by screws, with a through hole 19 extending in the longitudinal direction in the middle thereof, which is used to fix and adjust the position and installation accuracy of the linear guide rail 20;

[0051] Two linear guide rails 20: mounted on the left and right sides of the through holes 19 on the guide rail fixing plate 18 by screws;

[0052] Sliding assembly: Slidingly mounted on two linear guide rails 20, including:

[0053] Multiple rail blocks 21: In this embodiment, four rail blocks 21 are provided, which are slidably mounted on two linear guide rails 20 in pairs, and the four rail blocks 21 are respectively connected and fixed with the sliding blocks 22 by screws, and the four rail blocks 21 and the sliding blocks 22 move up and down with the synchronous belt locking fixture 17, and the synchronous belt locking fixture 17 passes through the through hole 19;

[0054] Sliding block 22: The inner side is connected and fixed to the synchronous belt locking fixture 17 by screws, and the outer side is connected and fixed to the end of the external mechanical arm by screws;

[0055] Driving mechanism: connected with the transmission mechanism, used to drive the transmission mechanism to move, including:

[0056] Motor: This embodiment uses a servo motor 23, which is fixed to the bottom plate 2 by screws, and its output shaft is fixedly connected to the primary driving wheel 5 to drive the primary driving wheel 5 to rotate;

[0057] Control components: including:

[0058] Servo driver 24: installed on the left bracket 3, connected to the servo motor 23 and the main control machine, sends corresponding drive signals according to the control instructions of the main control machine, and controls the working state of the servo motor 23;

[0059] Main control machine: This embodiment adopts an MCF main control machine 25, which is installed on the left bracket 3. The MCF main control machine 25 is installed with MCF motion control software, which forms relevant control commands according to the operator's instructions, controls the servo driver 24 to send corresponding drive signals, thereby realizing the control of the working state of the servo motor 23.

[0060] During actual operation, the MCF main control machine 25 controls the servo driver 24 to send a driving signal, driving the servo motor 23 to rotate, driving the primary driving wheel 5 of the transmission mechanism to rotate, and the primary driving wheel 5 transmits the motion to the primary driven wheel 6 through the primary synchronous belt 7; the primary driven wheel 6 drives the secondary driving wheel 11 to rotate synchronously, and then drives the secondary driven wheel 13 to rotate through the secondary synchronous belt 14, and the synchronous belt locking fixture 17 installed on the secondary synchronous belt 14 moves vertically with the movement of the secondary synchronous belt 14, and the synchronous belt locking fixture 17 drives the four rail blocks 21 and the sliding block 22 to make reciprocating linear motion in the vertical direction under the guidance of the linear guide rail 20.

[0061] Compared with the existing vertical motion equipment, the fast and high-stability vertical motion system of the present invention drives the transmission mechanism composed of the primary transmission unit and the secondary transmission unit through the driving mechanism composed of the MCF main control machine 25, the servo driver 24 and the servo motor 23. Each transmission unit adopts a combination of a driving wheel, a driven wheel and a synchronous belt, and adopts a design method with a large transmission ratio to drive the sliding component of the vertical motion mechanism to achieve faster movement in the up and down directions on the linear guide rail 20; the synchronous belt locking device 8 is provided to increase the coverage area of ​​the primary synchronous belt 7 on the primary driving wheel 5 and the primary driven wheel 6, thereby improving the stability and reliability of the motion transmission process; by adjusting the transmission ratio of the primary transmission unit As well as the power of the servo motor 23 of the driving mechanism, a combination of different loads and operating speeds can be achieved, thereby meeting the use needs of various application scenarios; the operator can complete the editing and entry of complex instructions through the MCF main control machine 25, and control the servo driver 24 to drive the servo motor 23 to achieve state switching of complex movements, thereby achieving fast and stable vertical movement of the sliding component; the drive mechanism composed of the MCF main control machine 25, the servo driver 24 and the servo motor 23 is adopted, so that the system can achieve higher control accuracy, which can be applied to high-precision fast intelligent robot products, and is widely used in intelligent production line transformation in the fields of consumer electronics, communication electronic products, etc., and its application range is wide.

[0062] Although the present invention and its advantages have been described in detail, it should be understood that various changes, substitutions and conversions can be made without exceeding the spirit and scope of the present invention defined by the appended claims. Moreover, the scope of the present application is not limited to the specific embodiments of the process, equipment, means, method and steps described in the specification. It will be easily understood by those of ordinary skill in the art from the disclosure of the present invention that the process, equipment, means, method or step to be developed in the present and future can be used to perform the functions substantially the same as the corresponding embodiments described herein or to obtain the results substantially the same as the corresponding embodiments described herein. Therefore, the appended claims are intended to include such processes, equipment, means, methods or steps within their scope.

Claims

1. A fast and high stability vertical motion system, characterized in that: include: Base; Transmission mechanism: installed on the base; Driving mechanism: connected to the transmission mechanism, used to drive the transmission mechanism to move; Vertical motion mechanism: installed on the base, connected to the transmission mechanism, driven by the transmission mechanism to achieve vertical movement up and down; the transmission mechanism includes a primary transmission unit and a secondary transmission unit, and the primary transmission unit includes: Primary driving wheel: connected to the driving mechanism; The primary driven wheel is connected to the primary driving wheel through a primary synchronous belt, and the primary driven wheel is connected to the secondary transmission unit; the primary synchronous belt is constrained by a synchronous belt locking device to be distributed between the primary driving wheel and the primary driven wheel, and the synchronous belt locking device is connected to the gear bin, the primary driving wheel passes through the gear bin, and the gear bin is connected to the primary transmission fixing plate, and the primary transmission fixing plate is installed at the front end of the base; the secondary transmission unit includes: Secondary driving wheel: connected to the primary driven wheel through a primary positioning shaft, and the primary positioning shaft is slidably connected to the primary transmission fixing plate; The secondary driven wheel is connected to the secondary driving wheel through a secondary synchronous belt, the secondary synchronous belt is connected to a synchronous belt locking fixture, and the synchronous belt locking fixture is connected to the vertical motion mechanism; the vertical motion mechanism includes: Guide rail fixing plate: installed at the rear end of the base, with a through hole extending in the longitudinal direction in the middle thereof; Two guide rails: installed on the left and right sides of the through holes on the guide rail fixing plate; Sliding assembly: Slidingly mounted on the two guide rails, connected to the synchronous belt locking fixture, moves up and down with the synchronous belt locking fixture, and the synchronous belt locking fixture passes through the through hole.

2. The fast and high stability vertical motion system according to claim 1, characterized in that: The sliding assembly comprises: Multiple rail blocks: slidably mounted on two guide rails, and multiple rail blocks are connected and fixed to the sliding blocks; Sliding block: connected and fixed with the synchronous belt locking fixture.

3. The fast and high stability vertical motion system according to claim 1, characterized in that: The base includes a bottom plate and a left bracket and a right bracket installed on the left and right parts of the upper surface of the bottom plate, the first-level transmission fixing plate and the second-level transmission fixing plate are respectively installed on the lower and upper parts of the front ends of the left bracket and the right bracket, and the guide rail fixing plate is installed on the rear ends of the left bracket and the right bracket.

4. The fast and high stability vertical motion system according to claim 1, characterized in that: The driving mechanism comprises: Motor: connected to the primary driving wheel to drive the primary driving wheel to rotate; Control component: connected to the motor to control the working state of the motor.

5. The fast and high stability vertical motion system according to claim 4, characterized in that: The motor is a servo motor, and the control component includes: Servo driver: connected to the servo motor and the main control machine, sends out corresponding drive signals according to the control instructions of the main control machine, and controls the working state of the servo motor; Main control machine: controls the servo driver to send out corresponding drive signals, thereby realizing the control of the working state of the servo motor.

6. The fast and high stability vertical motion system according to claim 4, characterized in that: The secondary driven wheel is mounted on the secondary positioning shaft, the secondary positioning shaft is mounted on the secondary transmission fixing plate, and the secondary transmission fixing plate is mounted on the front end of the base.

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