Translation lifting system

Abstract

The utility model provides a translation lifting system which comprises a lower bedplate, a supporting plate and an upper bedplate, a lifting driving motor and a plurality of lifting actuators are arranged on the lower bedplate, and the lifting actuators are connected with the lifting driving motor through a power distribution mechanism; the supporting plate is arranged at the upper ends of the lifting actuators, and all the lifting actuators are driven by the lifting driving motor to operate synchronously so as to drive the supporting plate to ascend and descend. The upper table plate is located above the supporting plate, and a horizontal driving mechanism is arranged between the upper table plate and the supporting plate. The lifting driving motor serves as lifting power, the problem of oil leakage does not exist, the lifting device can be suitable for medical equipment or experimental detection equipment with the high requirement for cleanliness, meanwhile, operation of the lifting driving motor does not depend on support of a hydraulic station, arrangement of the hydraulic station is omitted, and the overall size of the equipment can be reduced; in addition, the motor control precision is high, and the lifting height and the lifting speed can be accurately controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile devices, and particularly relates to a translation and lifting system. Background Art

[0002] Since a hydraulic cylinder is usually used as the power to realize the lifting movement in the common translation and lifting systems on the market at present, however, this driving method has the following problems: 1. There is a problem of hydraulic oil leakage in the hydraulic cylinder, and it cannot be applied to medical equipment or experimental detection equipment with high cleanliness requirements; 2. The hydraulic cylinder needs to be supported by a matching hydraulic station for its operation, and the hydraulic station will occupy a large space, resulting in a bulky equipment; 3. The control accuracy of the lifting height and lifting speed of the hydraulic cylinder is poor. Summary of the Invention

[0003] The purpose of the utility model is to solve the deficiencies in the prior art and provide a translation and lifting system.

[0004] The purpose of the utility model is realized by the following technical solutions: A translation and lifting system includes a lower platen, a support plate, and an upper platen. An elevating drive motor and a plurality of elevating actuators are provided on the lower platen. The elevating actuators are connected to the elevating drive motor through a power distribution mechanism; the support plate is arranged at the upper end of the elevating actuators, and all the elevating actuators are driven by the elevating drive motor to run synchronously to drive the support plate to lift; the upper platen is located above the support plate, and a horizontal drive mechanism is provided between the upper platen and the support plate.

[0005] Preferably, the elevating actuator is a screw jack. A first screw is provided on the screw jack, and a first screw slider matching with the first screw is provided on the support plate. The first screw slider is in threaded cooperation with the first screw.

[0006] Preferably, the power distribution mechanism includes a first-stage gearbox and a second-stage gearbox. The input shaft of the first-stage gearbox is connected to the output shaft of the elevating drive motor, the input shaft of the second-stage gearbox is connected to the output shaft of the first-stage gearbox, and the output shaft of the second-stage gearbox is connected to the input shaft of the elevating actuator.

[0007] Preferably, a total of four elevating actuators are provided, and the four elevating actuators are respectively arranged at the four top corners of the lower platen.

[0008] Preferably, the horizontal drive mechanism includes a guide rail, a horizontal drive motor, and a second screw slider. The guide rail and the horizontal drive motor are both arranged on the support plate, and the second screw slider is connected to the upper platen; a second screw is connected to the output shaft of the horizontal drive motor, and the second screw slider is in threaded cooperation with the second screw.

[0009] Preferably, a lead screw support seat is provided on the support plate, and one end of the second lead screw away from the horizontal drive motor is rotatably connected to the lead screw support seat.

[0010] Preferably, a guide rail support block is provided on the support plate, and the guide rail is arranged on the guide rail support block.

[0011] Preferably, both the lifting drive motor and the horizontal drive motor are servo motors.

[0012] Preferably, a slide rail is provided on the upper table board.

[0013] The beneficial effects of the present utility model are as follows: The present utility model uses the lifting drive motor as the lifting power, there is no problem of oil leakage, and it can be applied to medical equipment or experimental testing equipment with high cleanliness requirements. At the same time, the operation of the lifting drive motor does not depend on the support of a hydraulic station, eliminating the need for the setting of a hydraulic station, which helps to reduce the overall volume of the equipment and enables the equipment to be miniaturized and compact. Moreover, the motor control accuracy is high, and accurate control of the lifting height and lifting speed can be achieved. Description of the Drawings

[0014] Figure 1 It is a schematic structural diagram of the present utility model.

[0015] Figure 2 It is a schematic structural diagram above the lower table board.

[0016] Figure 3 It is a schematic structural diagram above the support plate.

[0017] Figure 4 It is a sectional view of the present utility model.

[0018] Figure 5 It is Figure 4 The enlarged view of part A in

[0019] In the figure: 1. Upper table board, 2. Slide rail, 3. Upper decorative plate, 4. Lower decorative plate, 5. Lower table board, 6. Lifting actuator, 6a. First lead screw, 7. Lifting drive motor, 8. First-stage gearbox, 9. Second-stage gearbox, 11. Support plate, 12. Horizontal drive motor, 13. Second lead screw, 14. Second lead screw slider, 15. Lead screw support seat, 16. Guide rail support block, 17. Guide rail, 18. First lead screw slider, 19. Lead screw slider fixing seat. Detailed Embodiments

[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model belong to the protection scope of the present utility model.

[0021] As Figures 1 to 5 shown, a translation and lifting system includes a lower platen 5, a support plate 11, and an upper platen 1. An elevating drive motor 7 and a plurality of elevating actuators 6 are provided on the lower platen 5. The elevating actuators 6 are connected to the elevating drive motor 7 through a power distribution mechanism; the support plate 11 is disposed at the upper end of the elevating actuators 6, and all the elevating actuators 6 are driven by the elevating drive motor 7 to run synchronously to drive the support plate 11 to elevate; the upper platen 1 is located above the support plate 11, and a horizontal drive mechanism is provided between the upper platen 1 and the support plate 11.

[0022] In the present utility model, the device to be driven is installed or placed on the upper platen 1. The power of the elevating drive motor 7 is distributed to each elevating actuator 6 through the power distribution mechanism. The support plate 11 is driven to elevate synchronously by a plurality of elevating actuators 6. This way of driving the support plate 11 to elevate synchronously by a plurality of elevating actuators 6 greatly improves the stability of the elevation of the support plate 11 and also improves the load-bearing capacity on the support. The horizontal drive mechanism is used to drive the upper platen 1 to move in the horizontal direction. Through the combination of the elevating drive motor 7 and the horizontal drive mechanism, the driving of the device to be driven in the horizontal and vertical directions is realized. The present utility model uses the elevating drive motor 7 as the elevating power, there is no problem of oil leakage, and it can be applied to medical equipment or experimental detection equipment with high cleanliness requirements. At the same time, the operation of the elevating drive motor 7 does not depend on the support of a hydraulic station, eliminating the setting of the hydraulic station, which helps to reduce the overall volume of the equipment and helps the equipment to be miniaturized and compact; and the motor control accuracy is high, and accurate control of the elevating height and elevating speed can be achieved.

[0023] Among them, the elevating actuator is a screw jack. A rotatable first screw rod 6a is provided on the screw jack. A first screw slider 18 matching with the first screw rod 6a is provided on the support plate 11. The first screw slider 18 is in threaded cooperation with the first screw rod 6a. The first screw rod 6a is arranged along the vertical direction. The first screw rod 6a on the screw jack is driven to rotate by the elevating drive motor 7, and the support plate 11 is driven to move up and down through the cooperation between the first screw rod 6a and the first screw slider 18. Among them, a screw slider fixing seat 19 is provided on the support plate 11, and the screw slider is installed on the screw slider fixing seat 19.

[0024] The power distribution mechanism includes a first-stage gearbox 8 and a second-stage gearbox 9. The input shaft of the first-stage gearbox 8 is connected to the output shaft of the lifting drive motor 7. The input shaft of the second-stage gearbox 9 is connected to the output shaft of the first-stage gearbox 8. The output shaft of the second-stage gearbox 9 is connected to the input shaft of the lifting actuator 6. The rotational power of the lifting drive motor 7 is transmitted to the second-stage gearbox 9 through the first-stage gearbox 8, and then transmitted from the second-stage gearbox 9 to the lifting actuator 6. In this way, the purpose of driving multiple lifting actuators 6 to operate simultaneously by one motor can be achieved.

[0025] In this embodiment, a total of four lifting actuators 6 are provided, and the four lifting actuators 6 are respectively arranged at the four top corners of the lower platen 5. The four lifting actuators 6 are used to simultaneously drive the lifting and moving of four different positions on the upper platen 1. This method improves the stability of the lifting of the support plate 11.

[0026] The horizontal drive mechanism includes a guide rail 17, a horizontal drive motor 12, and a second lead screw slider 14. The guide rail 17 and the horizontal drive motor 12 are both arranged on the support plate 11, and the second lead screw slider 14 is arranged on the upper platen 1. A second lead screw 13 is connected to the output shaft of the horizontal drive motor 12, and the second lead screw slider 14 is in threaded cooperation with the second lead screw 13. Among them, the second lead screw 13 is parallel to the guide rail 17. By driving the second lead screw 13 to rotate through the horizontal drive motor 12, the upper platen 1 is driven to move along the guide rail 17 through the threaded cooperation between the second lead screw 13 and the second lead screw slider 14.

[0027] Furthermore, a lead screw support seat 15 is provided on the support plate 11, and one end of the second lead screw 13 away from the horizontal drive motor 12 is rotatably connected to the lead screw support seat 15. By supporting one end of the second lead screw 13 through the lead screw support seat 15, the stability of the lead screw is improved.

[0028] A guide rail support block 16 is provided on the support plate 11, and the guide rail 17 is arranged on the guide rail support block 16. The guide rail support block 16 is used to adjust the installation height of the guide rail 17.

[0029] In this example, both the lifting drive motor 7 and the horizontal drive motor 12 are servo motors. The servo motor has a high rotational control accuracy, which helps to improve the driving accuracy of the translation and lifting system in the horizontal and vertical directions.

[0030] A lower decorative plate 4 is provided on the side of the lower platen 5, and an upper decorative plate 3 is provided on the side of the support plate 11.

[0031] A slide rail 2 is provided above the upper platen 1. The slide rail 2 is used to install the device to be carried, and is used to move the device to be carried to achieve the movement cooperation between the device to be carried and other devices.

[0032] The lower platen 5, the upper platen 1 and the support plate 11 are all of hollow structures, and the hollow structures are beneficial to reducing the overall weight of the translation and lifting system.

[0033] The present utility model is not limited to the above-mentioned optimal implementation manner. Any person can obtain other various forms of products under the inspiration of the present utility model. However, no matter what changes are made in its shape or structure, as long as it has a technical solution identical or similar to the present application, it falls within the protection scope of the present utility model.

Claims

1. A translation lifting system, characterized in that: It includes a lower platen, a support plate and an upper platen. The lower platen is provided with a lifting drive motor and a plurality of lifting actuators, and the lifting actuators are connected to the lifting drive motor through a power distribution mechanism; the support plate is arranged at the upper end of the lifting actuator, and all the lifting actuators are driven to operate synchronously by the lifting drive motor to drive the support plate to move up and down; the upper platen is located above the support plate, and a horizontal driving mechanism is provided between the upper platen and the support plate.

2. A translation lifting system according to claim 1, characterized in that: The lifting actuator is a screw lift, on which a first screw is arranged, and a first screw slider matched with the first screw is arranged on the support plate, and the first screw slider matches with the first screw thread.

3. The translation lifting system according to claim 1, characterized in that: The power distribution mechanism includes a primary gearbox and a secondary gearbox. The input shaft of the primary gearbox is connected to the output shaft of the lifting drive motor, the input shaft of the secondary gearbox is connected to the output shaft of the primary gearbox, and the output shaft of the secondary gearbox is connected to the input shaft of the lifting actuator.

4. The translation lifting system according to claim 2, characterized in that: There are four lifting actuators in total, and the four lifting actuators are respectively arranged at the four top corners of the lower platform.

5. A translation lifting system according to any one of claims 1 to 4, characterized in that: The horizontal drive mechanism includes a guide rail, a horizontal drive motor, and a second screw slider. The guide rail and the horizontal drive motor are both arranged on a support plate, and the second screw slider is connected to the upper table. A second screw is connected to the output shaft of the horizontal drive motor, and the second screw slider is threadedly matched with the second screw.

6. A translation lifting system according to claim 5, characterized in that: A screw support seat is arranged on the support plate, and one end of the second screw away from the horizontal driving motor is rotatably connected to the screw support seat.

7. The translation lifting system according to claim 5, characterized in that: The support plate is provided with a guide rail support block, and the guide rail is arranged on the guide rail support block.

8. The translation lifting system according to claim 5, characterized in that: The lifting drive motor and the horizontal drive motor are both servo motors.

9. The translation lifting system according to claim 1, characterized in that: The upper platform is provided with a slide rail.

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