Mechanism for realizing synchronous high-speed automatic lifting in whole process

Abstract

The utility model discloses a mechanism for realizing whole-process synchronous high-speed automatic lifting, and relates to the technical field of lifting mechanisms. Comprising a driving mechanism and four sets of lifting mechanisms arranged below the driving mechanism, a connecting plate is further arranged between the driving mechanism and the lifting mechanisms, the driving mechanism comprises a motor fixedly connected to the connecting plate, a first three-axis steering gear is arranged at the output end of the motor, and connecting assemblies are arranged on the two sides of the first three-axis steering gear; the connecting assembly comprises second three-axis steering gears arranged at the positions, close to the edges, of the two sides of the upper portion of the connecting plate, right-angle steering gears are arranged on the two sides of the second three-axis steering gears, and through the arrangement of the first three-axis steering gears, the connecting assembly, the connecting shafts and the lifting mechanism, power of the motor is converted from one position to four positions to output power; horizontal power is changed into vertical power, synchronous power generation in four directions is achieved, the lifting process is more stable and safer, and lifting of heavy objects can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting mechanisms, and in particular relates to a mechanism for realizing full-process synchronous high-speed automatic lifting. Background Art

[0002] A lifting mechanism is a lifting device that lifts people or goods to a certain height. When vertical transportation is carried out in logistics systems such as factories and automatic warehouses, various flat conveying equipment is often installed on the lifting platform as a connecting device for conveyor lines at different heights. In addition to being used for the transportation of goods at different heights, it is also widely used in high-altitude installation, maintenance and other operations. With the continuous change of demand, the lifting mechanism of a single lifting axis can no longer meet more complex requirements. At present, there is a lack of devices on the market that can smoothly and quickly lift 800 kg or more, and also have high safety performance and stability. Now a full-process synchronous high-speed automatic lifting mechanism is designed to achieve smooth and efficient lifting of items. Utility Model Content

[0003] The utility model aims to provide a mechanism for realizing synchronous high-speed automatic lifting throughout the whole process, so as to solve the technical problem that there is a lack of devices on the market that can lift 800 kg or more stably and at high speed, and at the same time have high safety performance and stability.

[0004] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: a mechanism for realizing full-process synchronous high-speed automatic lifting, including a driving mechanism and a lifting mechanism arranged below the driving mechanism, and the lifting mechanism is provided with four groups, and a connecting plate is also provided between the driving mechanism and the lifting mechanism, the driving mechanism includes a motor fixedly connected to the connecting plate, a first three-axis steering gear is provided at the output end of the motor, and connecting components are provided on both sides of the first three-axis steering gear, the connecting components include a second three-axis steering gear arranged on both sides above the connecting plate near the edge, right-angle steering gears are provided on both sides of the second three-axis steering gear, and a connecting shaft is provided between every two adjacent first three-axis steering gears, second three-axis steering gears and right-angle steering gears.

[0005] Preferably, the lifting mechanism includes a sliding shell assembly arranged below the connecting plate, a threaded rod assembly is provided inside the sliding shell assembly, the threaded rod assembly is used to drive the sliding shell assembly to extend and retract, a bearing is provided above the fixed shell, and the threaded rod is connected to the bearing.

[0006] Preferably, the sliding shell assembly includes a fixed shell fixedly connected to the lower end of the connecting plate, a through hole is provided above the fixed shell, a first sliding shell is provided in the fixed shell, a second sliding shell is provided in the first sliding shell, and a third sliding shell is provided in the second sliding shell.

[0007] Preferably, the inner walls of the fixed shell, the first sliding shell and the second sliding shell are provided with limiting sliding grooves, the outer walls of the first sliding shell, the second sliding shell and the third sliding shell are provided with limiting sliding rods, the fixed shell and the first sliding shell are slidingly connected through the limiting sliding grooves and the limiting sliding rods, the first sliding shell and the second sliding shell are slidingly connected through the limiting sliding grooves and the limiting sliding rods, and the second sliding shell and the third sliding shell are slidingly connected through the limiting sliding grooves and the limiting sliding rods.

[0008] Preferably, the threaded rod assembly comprises a threaded rod connected to the right-angle steering gear, a first threaded sleeve is arranged on the outer side of the threaded rod, and a second threaded sleeve is arranged on the outer side of the first threaded sleeve.

[0009] Preferably, a slider is fixedly connected between the threaded rod and the lower end of the first threaded sleeve, and the inner walls of the first threaded sleeve and the second threaded sleeve are provided with a sliding groove matching the slider at the lower end of the threaded rod and the first threaded sleeve.

[0010] Preferably, the first threaded sleeve is rotatably connected to the upper part of the interior of the first sliding shell, and the second threaded sleeve is rotatably connected to the upper part of the interior of the second sliding shell.

[0011] The utility model has the following advantages for realizing the whole process synchronous high-speed automatic lifting mechanism:

[0012] 1. This mechanism realizes full-process synchronous high-speed automatic lifting. Through the arrangement of the first three-axis steering gear, the connecting assembly, the connecting shaft and the lifting mechanism, the power of the motor is converted from one place to four places, and the horizontal power is converted to vertical power, so that the power is generated synchronously in four places, making the lifting process smoother and safer, and realizing the lifting of heavy objects;

[0013] 2. The threaded rod drives the first threaded sleeve and the second threaded sleeve to rotate, and the threaded rod, the first threaded sleeve and the second threaded sleeve respectively drive the first sliding shell, the second sliding shell and the third sliding shell to move along the axis of the fixed shell at the same time, thereby realizing the function of synchronous extension of the multi-stage sliding shells. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the driving mechanism structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the lifting mechanism structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of the lifting mechanism of the utility model in the retracted state;

[0019] Figure 5 This is a schematic diagram of the exploded structure of the threaded rod assembly of the utility model;

[0020] Figure 6 This is a schematic diagram of the internal structure of the lifting mechanism of the utility model when it is in the extended state;

[0021] Figure 7 It is a three-dimensional cross-sectional structural schematic diagram of the lifting mechanism of the utility model in the extended state.

[0022] Explanation of marks in the figure: 1. driving mechanism; 11. motor; 12. first three-axis steering gear; 13. connecting assembly; 131. second three-axis steering gear; 132. right-angle steering gear; 14. connecting shaft; 2. lifting mechanism; 21. sliding shell assembly; 211. fixed shell; 212. through hole; 213. first sliding shell; 214. second sliding shell; 215. third sliding shell; 22. threaded rod assembly; 221. threaded rod; 222. first threaded sleeve; 223. second threaded sleeve; 23. bearing; 3. connecting plate. DETAILED DESCRIPTION

[0023] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0024] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0026] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0027] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0028] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a mechanism of the utility model that realizes full-process synchronous high-speed automatic lifting in conjunction with the accompanying drawings.

[0029] like Figure 1 and Figure 2 As shown, the utility model is a mechanism for realizing full-process synchronous high-speed automatic lifting, including a driving mechanism 1 and a lifting mechanism 2 arranged below the driving mechanism 1, and the lifting mechanism 2 is provided with four groups, and a connecting plate 3 is also provided between the driving mechanism 1 and the lifting mechanism 2. The driving mechanism 1 includes a motor 11 fixedly connected to the connecting plate 3, and a first three-axis steering gear 12 is provided at the output end of the motor 11. Connecting components 13 are provided on both sides of the first three-axis steering gear 12. The connecting component 13 includes a second three-axis steering gear 131 arranged on both sides above the connecting plate 3 near the edge, and right-angle steering gears 132 are provided on both sides of the second three-axis steering gear 131, and a connecting shaft 14 is provided between every two adjacent first three-axis steering gears 12, second three-axis steering gears 131 and right-angle steering gears 132.

[0030] like Figure 3-Figure 7 As shown, the lifting mechanism 2 includes a sliding shell assembly 21 arranged below the connecting plate 3. A threaded rod assembly 22 is arranged inside the sliding shell assembly 21. The threaded rod assembly 22 is used to drive the sliding shell assembly 21 to extend and retract.

[0031] The sliding shell assembly 21 includes a fixed shell 211 fixedly connected to the lower end of the connecting plate 3, a through hole 212 is provided above the fixed shell 211, a first sliding shell 213 is provided in the fixed shell 211, a second sliding shell 214 is provided in the first sliding shell 213, and a third sliding shell 215 is provided in the second sliding shell 214.

[0032] The fixed shell 211 has an inner wall provided with a sliding groove, the outer wall of the first sliding shell 213 has a sliding rod sliding in the sliding groove of the inner wall of the fixed shell 211, the inner wall of the first sliding shell 213 has a sliding groove, the outer wall of the second sliding shell 214 has a sliding rod sliding in the sliding groove of the inner wall of the first sliding shell 213, the inner wall of the second sliding shell 214 has a sliding groove, the outer wall of the third sliding shell 215 has a sliding rod sliding in the sliding groove of the inner wall of the second sliding shell 214, and a clamp is provided at the lower end of the third sliding shell 215.

[0033] The threaded rod assembly 22 includes a threaded rod 221 connected to the right-angle steering gear 132. The threaded rod 221 passes through the fixed shell 211 through the through hole 212 and is threadedly connected to the first sliding shell 213. A first threaded sleeve 222 is provided on the upper part of the first sliding shell 213, and the first threaded sleeve 222 is threadedly connected to the outer side of the threaded rod 221. The first threaded sleeve 222 is threadedly connected to the second sliding shell 214. A second threaded sleeve 223 is provided on the inner wall of the second sliding shell 214, and the second threaded sleeve 223 is threadedly connected to the outer side of the first threaded sleeve 222. The second threaded sleeve 223 is threadedly connected to the third sliding shell 215.

[0034] The upper part of the interior of the first sliding shell 213 is rotatably connected to the first threaded sleeve 222 , and the upper part of the inner wall of the second sliding shell 214 is rotatably connected to the second threaded sleeve 223 .

[0035] The threads on the threaded rod 221, the first threaded sleeve 222 and the second threaded sleeve 223 are only provided in the upper half, and a slider is provided at the lower outer side of the threaded rod 221 and the first threaded sleeve 222. The inner wall of the first threaded sleeve 222 is provided with a sliding groove that slides with the slider on the outer wall of the threaded rod 221, and the inner wall of the second threaded sleeve 223 is provided with a sliding groove that slides with the slider on the outer wall of the first threaded sleeve 222.

[0036] A bearing 23 is disposed above the fixed housing 211 , and the threaded rod 221 is connected to the bearing 23 .

[0037] In summary: the output end of the motor 11 drives the connecting shafts 14 on both sides of the first three-axis steering gear 12 to rotate through the first three-axis steering gear 12, the connecting shafts 14 on both sides of the first three-axis steering gear 12 drive the connecting shafts 14 on both sides of the second three-axis steering gear 131 to rotate through the second three-axis steering gear 131, and the connecting shafts 14 on both sides of the second three-axis steering gear 131 drive the threaded rod 221 to rotate through the right-angle steering gear 132, and the power is changed from horizontal direction to vertical direction. The threaded rod 221 drives the first threaded sleeve 222 to rotate through the slider, and the first threaded sleeve 222 drives the second threaded sleeve 223 to rotate through the slider, and the threaded rod 221 drives the first sliding shell 213 to descend. The first threaded sleeve 222 is slidably arranged on the outer wall of the threaded rod 221, and the sliding direction of the first threaded sleeve 222 is consistent with the axial direction of the threaded rod 221, the first sliding shell 213 drives the first threaded sleeve 222 to descend, the first threaded sleeve 222 rotates with the threaded rod 221, the first threaded sleeve 222 drives the second sliding shell 214 to descend, the second sliding shell 214 drives the second threaded sleeve 223 to descend, the second threaded sleeve 223 drives the third sliding shell 215 to descend, the first sliding shell 213, the second sliding shell 214 and the third sliding shell 215 synchronously drive the clamp to extend, and exert force synchronously everywhere, so that the lifting process is smoother and safer, and the lifting and lowering of heavy objects can be realized.

[0038] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A mechanism for realizing full-process synchronous high-speed automatic lifting, comprising a driving mechanism (1) and a lifting mechanism (2) arranged below the driving mechanism (1), wherein the lifting mechanism (2) is provided with four groups, and a connecting plate (3) is further provided between the driving mechanism (1) and the lifting mechanism (2), characterized in that: The driving mechanism (1) comprises a motor (11) fixedly connected to a connecting plate (3); a first three-axis steering gear (12) is arranged at the output end of the motor (11); connecting components (13) are arranged on both sides of the first three-axis steering gear (12); the connecting components (13) comprise second three-axis steering gears (131) arranged on both sides above the connecting plate (3) near the edge; right-angle steering gears (132) are arranged on both sides of the second three-axis steering gear (131); and a connecting shaft (14) is arranged between every two adjacent first three-axis steering gears (12), second three-axis steering gears (131) and right-angle steering gears (132).

2. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 1, characterized in that: The lifting mechanism (2) comprises a sliding shell assembly (21) arranged below the connecting plate (3), a threaded rod assembly (22) being arranged inside the sliding shell assembly (21), the threaded rod assembly (22) being used to drive the sliding shell assembly (21) to extend and retract, a bearing (23) being arranged above the fixed shell (211), and the threaded rod (221) being connected to the bearing (23).

3. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 2, characterized in that: The sliding shell assembly (21) comprises a fixed shell (211) fixedly connected to the lower end of the connecting plate (3), a through hole (212) is arranged above the fixed shell (211), a first sliding shell (213) is arranged in the fixed shell (211), a second sliding shell (214) is arranged in the first sliding shell (213), and a third sliding shell (215) is arranged in the second sliding shell (214).

4. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 3 is characterized in that: The inner walls of the fixed shell (211), the first sliding shell (213) and the second sliding shell (214) are provided with limiting sliding grooves, and the outer walls of the first sliding shell (213), the second sliding shell (214) and the third sliding shell (215) are provided with limiting sliding rods. The fixed shell (211) and the first sliding shell (213) are slidably connected via the limiting sliding grooves and the limiting sliding rods, the first sliding shell (213) and the second sliding shell (214) are slidably connected via the limiting sliding grooves and the limiting sliding rods, and the second sliding shell (214) and the third sliding shell (215) are slidably connected via the limiting sliding grooves and the limiting sliding rods.

5. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 4, characterized in that: The threaded rod assembly (22) comprises a threaded rod (221) connected to a right-angle steering gear (132), a first threaded sleeve (222) is arranged outside the threaded rod (221), and a second threaded sleeve (223) is arranged outside the first threaded sleeve (222).

6. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 5, characterized in that: The threaded rod (221) and the lower end of the first threaded sleeve (222) are fixedly connected with a slider, and the inner walls of the first threaded sleeve (222) and the second threaded sleeve (223) are provided with a sliding groove matching the slider at the lower end of the threaded rod (221) and the first threaded sleeve (222).

7. The mechanism for realizing full-process synchronous high-speed automatic lifting according to claim 6, characterized in that: The first threaded sleeve (222) is rotatably connected to the upper part of the interior of the first sliding shell (213), and the second threaded sleeve (223) is rotatably connected to the upper part of the interior of the second sliding shell (214).

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