Maintenance lifting platform

Abstract

The utility model belongs to the technical field of equipment maintenance, and discloses a maintenance lifting platform. The method is used for overhauling the metal 3D printing equipment. The maintenance lifting platform comprises a guide structure, a sliding bottom plate, a maintenance platform and a lifting structure, the guide structure comprises two guide rails arranged at intervals in the first horizontal direction, and each guide rail extends in the second horizontal direction; and the sliding bottom plate is arranged on the guide rail in a sliding mode in the second horizontal direction so as to move between different operation stations of the printing equipment, and the overhaul operation efficiency can be improved. The overhauling platforms are arranged above the sliding bottom plate at intervals in the vertical direction, the lifting structure is arranged between the sliding bottom plate and the overhauling platforms, and the overhauling platforms can be driven by the lifting structure to ascend and descend in the vertical direction so as to reach the position height needed by overhauling. In addition, the maintenance platform is provided with a protection assembly in the circumferential direction, operators are prevented from falling off from the maintenance platform, and the safety of the operators is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of equipment maintenance, in particular to a maintenance lifting platform. Background Art

[0002] Metal 3D printing has broad application prospects in manufacturing, aerospace, medical and automotive fields, and can realize the manufacturing and personalized production of complex structures. As the demand continues to increase, the size of metal 3D printing equipment has also increased, making equipment maintenance, powder replacement and scraper replacement more difficult.

[0003] At present, when inspecting and repairing printing equipment, operators usually need to enter the equipment and set up ladders inside to perform maintenance, which may easily interfere with the internal components of the equipment, making maintenance operations difficult. In addition, when the equipment needs to replace the scraper or replace the metal powder, the operator needs to drill into the printing chamber to operate, which poses a great safety hazard. Utility Model Content

[0004] The utility model aims to provide a maintenance lifting platform, which can facilitate the maintenance operation of printing equipment, is conducive to improving the maintenance work efficiency, and can ensure the safety of operators at the same time.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] Provided is a maintenance lifting platform for maintenance of metal 3D printing equipment, including:

[0007] A guide structure, comprising two guide rails spaced apart along a first horizontal direction, and each of the guide rails extends along a second horizontal direction;

[0008] A sliding bottom plate is slidably disposed on the guide rail along the second horizontal direction;

[0009] An inspection platform is arranged above the sliding bottom plate at intervals in the vertical direction, and a protective component is arranged on the inspection platform along the circumference;

[0010] A lifting structure is arranged between the sliding bottom plate and the maintenance platform, and the maintenance platform can be lifted and lowered along the vertical direction under the driving of the lifting structure;

[0011] The first horizontal direction, the second horizontal direction and the vertical direction are perpendicular to each other.

[0012] As an optional solution for the maintenance lifting platform, the guide structure also includes a fixed base and a transmission assembly, and a fixed base is provided at both ends of each guide rail.

[0013] The transmission assembly includes a transmission belt, a first driving mechanism and a transmission shaft. Two transmission belts are provided. The two transmission belts are arranged one-to-one and transmission-arranged on the sides of the two guide rails facing each other. The two ends of the transmission belts are connected to the opposite ends of the sliding base plate one-to-one. The fixed end of the first driving mechanism is arranged on the fixed base. The transmission shaft is rotatably connected between the two fixed bases and connected to the output end of the first driving mechanism.

[0014] Under the drive of the first driving mechanism, the transmission belt is driven along the second horizontal direction to drive the sliding bottom plate to slide along the guide rail.

[0015] As an optional solution for repairing the lifting platform, an anti-collision block is provided on one side of the fixed base close to the sliding bottom plate.

[0016] As an optional solution for the maintenance lifting platform, the transmission assembly also includes a reducer, and the reducer is arranged between the first driving mechanism and the transmission shaft.

[0017] As an optional solution for the maintenance lifting platform, the protection assembly includes a plurality of protection members arranged along the circumference of the maintenance platform, each of which can be lifted and lowered along the vertical direction; at least one of the protection members can be extended and retracted along the first horizontal direction or the second horizontal direction.

[0018] As an optional solution for the maintenance lifting platform, the lifting structure includes a scissor support frame and a second drive mechanism, the scissor support frame is arranged between the sliding bottom plate and the maintenance platform, the fixed end of the second drive mechanism is fixed on the sliding bottom plate, and the telescopic end of the second drive mechanism is connected to the maintenance platform;

[0019] Driven by the second driving mechanism, the scissors support frame can be extended and retracted along the vertical direction.

[0020] As an optional solution for the maintenance lifting platform, the maintenance lifting platform further includes a control structure, and the control structure is communicatively connected to the second driving mechanism and can control the opening and closing of the second driving mechanism.

[0021] As an optional solution for the maintenance lifting platform, the guide structure further includes a guide rail pressing block, and the guide rail pressing block is arranged on the side of the two guide rails facing away from each other.

[0022] As an optional solution for maintaining the lifting platform, a plurality of guide rail pressing blocks are provided, and the plurality of guide rail pressing blocks are arranged on the guide rail at intervals along the second horizontal direction.

[0023] As an optional solution for the maintenance lifting platform, a plurality of guide sliders are arranged on the side of the sliding base plate facing the guide rail, and each of the guide sliders is slidably arranged on the guide rail.

[0024] Beneficial effects of the utility model:

[0025] The utility model provides a maintenance lifting platform for the maintenance of metal 3D printing equipment. The maintenance lifting platform includes a guide structure, a sliding base plate, a maintenance platform and a lifting structure, wherein the guide structure includes two guide rails spaced apart along a first horizontal direction, and each guide rail extends along a second horizontal direction; the sliding base plate is slidably arranged on the guide rail along the second horizontal direction to achieve movement between different operating stations of the printing equipment, which is conducive to improving the efficiency of maintenance operations. The maintenance platform is spaced apart above the sliding base plate in the vertical direction, and the lifting structure is arranged between the sliding base plate and the maintenance platform. Driven by the lifting structure, the maintenance platform can be lifted and lowered in the vertical direction to reach the position height required for maintenance. In addition, the maintenance platform is provided with a protective component along the circumference to prevent operators from falling from the maintenance platform and ensure the safety of the operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an overall schematic diagram of the maintenance lifting platform provided by the specific implementation mode of the utility model;

[0027] Figure 2 It is an exploded view of the maintenance lifting platform provided by the specific implementation mode of the utility model;

[0028] Figure 3 yes Figure 1 A partial enlarged view of the middle A;

[0029] Figure 4 It is a side view of the maintenance lifting platform provided by the specific implementation mode of the utility model with the guide structure omitted.

[0030] In the figure:

[0031] 1. Guide structure; 11. Guide rail; 12. Fixed base; 121. Anti-collision block;

[0032] 13. Transmission assembly; 131. Transmission belt; 132. First driving mechanism; 133. Transmission shaft; 134. Speed ​​reducer;

[0033] 14. Guide rail pressing block;

[0034] 2. Sliding bottom plate; 21. Guide slider;

[0035] 3. Maintenance platform; 31. Protection components;

[0036] 4. Lifting structure; 41. Scissors support frame; 42. Second driving mechanism. DETAILED DESCRIPTION

[0037] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0038] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" 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 or an electrical connection; 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 present invention can be understood according to specific circumstances.

[0039] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0040] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0041] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0042] like Figures 1 to 4As shown, this embodiment provides a maintenance lifting platform for maintenance of metal 3D printing equipment. The maintenance lifting platform includes a guide structure 1, a sliding base plate 2, a maintenance platform 3 and a lifting structure 4, wherein the guide structure 1 includes two guide rails 11 arranged at intervals along the first horizontal direction, and each guide rail 11 extends along the second horizontal direction; the sliding base plate 2 is slidably arranged on the guide rail 11 along the second horizontal direction to realize movement between different operating stations of the printing equipment, which is conducive to improving the maintenance work efficiency. The maintenance platform 3 is arranged at intervals above the sliding base plate 2 in the vertical direction, and the lifting structure 4 is arranged between the sliding base plate 2 and the maintenance platform 3. Under the drive of the lifting structure 4, the maintenance platform 3 can be lifted and lowered in the vertical direction to reach the position height required for maintenance. The first horizontal direction, the second horizontal direction and the vertical direction are perpendicular to each other. In addition, the maintenance platform 3 is provided with a protective component 31 along the circumferential direction to prevent the operator from falling from the maintenance platform 3 and ensure the safety of the operator.

[0043] Alternatively, if Figure 1 and Figure 2 As shown, the guide structure 1 also includes a fixed base 12 and a transmission assembly 13, and a fixed base 12 is provided at both ends of each guide rail 11. The transmission assembly 13 includes a transmission belt 131, a first driving mechanism 132 and a transmission shaft 133. Two transmission belts 131 are provided, and the two transmission belts 131 are correspondingly and transmission-disposed on the sides of the two guide rails 11 facing each other, and the two ends of the transmission belt 131 are correspondingly connected to the opposite ends of the sliding base plate 2; the fixed end of the first driving mechanism 132 is disposed on the fixed base 12, and the transmission shaft 133 is rotatably disposed between the two fixed bases 12 and connected to the output end of the first driving mechanism 132. Driven by the first driving mechanism 132, the transmission belt 131 is transmitted along the second horizontal direction, so as to drive the sliding base plate 2 to slide along the guide rail 11, thereby realizing the movement of the maintenance platform 3 between different stations of the printing device, and improving the maintenance efficiency.

[0044] Specifically, the first driving mechanism 132 is a motor commonly used in the art.

[0045] Optionally, continue to refer to Figure 1 and Figure 2 The transmission assembly 13 further includes a reducer 134, which is disposed between the first drive mechanism 132 and the transmission shaft 133 to reduce the output speed of the first drive mechanism 132, increase the output torque, and improve the load capacity. Specifically, the reducer 134 is an existing device that has been disclosed in the prior art, and its specific structure and principle refer to the prior art, which will not be repeated here.

[0046] More specifically, in this embodiment, a coupling is further provided between the first driving mechanism 132 and the transmission shaft 133, the output end of the first driving mechanism 132 is connected to the input end of the reducer 134, the output end of the reducer 134 is connected to the first end of the coupling, and the second end of the coupling is connected to the transmission shaft 133, so that the output end of the first driving mechanism 132 and the transmission shaft 133 are firmly connected and rotated together, thereby ensuring the synchronization of the rotation of the first driving mechanism 132 and the transmission shaft 133. Exemplarily, the coupling is also an existing device that has been disclosed in the prior art, and its specific structure and principle refer to the prior art, which will not be repeated here.

[0047] Furthermore, if Figure 2 As shown, a collision prevention block 121 is provided on one side of the fixed base 12 close to the sliding base 2 to avoid collision between the sliding base 2 and the fixed base 12 , thereby providing certain protection for both the sliding base 2 and the fixed base 12 .

[0048] Specifically, the anti-collision block 121 is made of rubber material; or, a rubber pad is provided on one side of the anti-collision block 121 facing the sliding bottom plate 2 .

[0049] Alternatively, if Figure 1 and Figure 3 As shown, the guide structure 1 further includes a guide rail pressing block 14, which is arranged on the side of the two guide rails 11 facing away from each other. In the above arrangement, the guide rail 11 is pressed and fixed by the guide rail pressing block 14 to ensure the stability of the installation of the guide rail 11.

[0050] Furthermore, a plurality of guide rail pressing blocks 14 are provided, and the plurality of guide rail pressing blocks 14 are arranged on the guide rail 11 at intervals along the second horizontal direction to further enhance the stability of fixing the guide rail 11 .

[0051] Specifically, in this embodiment, the guide rail pressing block 14 is welded to the guide rail 11. Each guide rail pressing block 14 is provided with a fastener, so that the guide rail pressing block 14 can be detachably mounted on the mounting truss of the printing device, and the operation is simple and convenient. Exemplarily, the fastener is a bolt or screw commonly used in the art.

[0052] Alternatively, if Figure 4 As shown, the protection assembly 31 includes a plurality of protection members arranged along the circumference of the maintenance platform 3, each of which can be raised and lowered in the vertical direction to prevent the workers on the maintenance platform 3 from falling and improve the safety of the workers. At the same time, at least one protection member can be extended and retracted in the first horizontal direction or the second horizontal direction to facilitate the workers to enter and exit the maintenance platform 3.

[0053] Specifically, in this embodiment, each protective member includes a plurality of transverse support members and a plurality of vertical support members, wherein the transverse support members are connected between two adjacent vertical support members; the vertical support members include a first vertical rod and a second vertical rod, wherein one end of the first vertical rod is fixedly mounted on the inspection platform 3, and a first adjustment cavity extending in the vertical direction is provided on the first vertical rod, and one end of the second vertical rod is adjustable and extends into the first adjustment cavity, so as to achieve the height adjustment of the protective member in the vertical direction. The transverse support members include a first cross bar and a second cross bar, wherein a second adjustment cavity extending in the first horizontal direction or the second horizontal direction is provided on the first cross bar, and one end of the second cross bar is adjustable and extends into the second adjustment cavity, and the ends of the first cross bar and the second cross bar away from each other are respectively connected to the two adjacent vertical support members in a one-to-one correspondence, so as to achieve the adjustment of the protective member in the first horizontal direction or the second horizontal direction, thereby facilitating the operators to enter and exit the inspection platform 3.

[0054] Optionally, a plurality of guide sliders 21 are provided on one side of the sliding base plate 2 facing the guide rail 11 , and each guide slider 21 is slidably disposed on the guide rail 11 to ensure smoothness of the sliding process of the sliding base plate 2 .

[0055] Illustratively, in this embodiment, four guide sliders 21 are provided; in other embodiments, the number of guide sliders 21 can be set as required and is not specifically limited herein.

[0056] Optionally, the lifting structure 4 includes a scissor support frame 41 and a second driving mechanism 42, the scissor support frame 41 is arranged between the sliding base plate 2 and the maintenance platform 3, the fixed end of the second driving mechanism 42 is fixed on the sliding base plate 2, and the telescopic end of the second driving mechanism 42 is connected to the maintenance platform 3. Driven by the second driving mechanism 42, the scissor support frame 41 can be telescoped in the vertical direction to realize the lifting and lowering of the maintenance platform 3 in the vertical direction, thereby facilitating the operator to inspect the printing equipment at different positions and heights.

[0057] Specifically, in this embodiment, two scissors support frames 41 are provided, and the two scissors support frames 41 are spaced apart along the second horizontal direction. The second driving mechanism 42 is located between the two scissors support frames 41, and can simultaneously drive the two scissors support frames 41 to extend and retract along the vertical direction to improve the stability of the maintenance platform 3 during the lifting process.

[0058] More specifically, the scissor support frame 41 includes a first scissor plate and a second scissor plate that are hinged to each other, wherein the first end of the first scissor plate is hinged to the sliding base plate 2, and the second end is slidably connected to a first slide groove provided on the inspection platform 3; the first end of the second scissor plate is hinged to the inspection platform 3, and the second end is slidably connected to a second slide groove provided on the sliding base plate 2. Driven by the second driving mechanism 42, the first scissor plate and the second scissor plate are synchronously raised and lowered to raise the inspection platform 3 to a desired height.

[0059] Exemplarily, the second driving mechanism 42 is a telescopic hydraulic cylinder commonly used in the art.

[0060] Furthermore, the maintenance lifting platform also includes a control structure, which is communicatively connected to the second drive mechanism 42 and can control the opening and closing of the second drive mechanism 42. The operator can directly operate the control structure to operate the opening and closing of the second drive mechanism 42, which facilitates the smooth progress of the maintenance work and improves the work efficiency.

[0061] Specifically, the control structure is a single chip microcomputer provided by the prior art, and the single chip microcomputer is burned with a relevant control program, which can control the opening and closing of the second driving mechanism 42 in combination with the control program. Exemplarily, the single chip microcomputer is an STM32 controller, and the relevant control program refers to the prior art.

[0062] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A maintenance lifting platform for maintenance of metal 3D printing equipment, characterized in that: include: A guide structure (1) comprising two guide rails (11) arranged at intervals along a first horizontal direction, and each of the guide rails (11) extends along a second horizontal direction; A sliding bottom plate (2) slidably arranged on the guide rail (11) along the second horizontal direction; An inspection platform (3) is arranged above the sliding bottom plate (2) at intervals in the vertical direction, and a protective component (31) is arranged on the inspection platform (3) along the circumference; A lifting structure (4) is arranged between the sliding bottom plate (2) and the maintenance platform (3), and the maintenance platform (3) can be lifted and lowered along the vertical direction under the drive of the lifting structure (4); The first horizontal direction, the second horizontal direction and the vertical direction are perpendicular to each other.

2. The maintenance lifting platform according to claim 1, characterized in that: The guide structure (1) further comprises a fixed base (12) and a transmission assembly (13), wherein a fixed base (12) is provided at both ends of each guide rail (11). The transmission assembly (13) comprises a transmission belt (131), a first driving mechanism (132) and a transmission shaft (133); two transmission belts (131) are provided, and the two transmission belts (131) are arranged one-to-one and transmission-disposed on the sides of the two guide rails (11) facing each other, and the two ends of the transmission belt (131) are connected one-to-one to the opposite ends of the sliding base plate (2); the fixed end of the first driving mechanism (132) is arranged on the fixed base (12), and the transmission shaft (133) is rotatably connected between the two fixed bases (12) and connected to the output end of the first driving mechanism (132); Driven by the first driving mechanism (132), the transmission belt (131) is driven along the second horizontal direction to drive the sliding base plate (2) to slide along the guide rail (11).

3. The maintenance lifting platform according to claim 2, characterized in that: An anti-collision block (121) is provided on one side of the fixed base (12) close to the sliding bottom plate (2).

4. The maintenance lifting platform according to claim 2, characterized in that: The transmission assembly (13) further comprises a reducer (134), wherein the reducer (134) is arranged between the first driving mechanism (132) and the transmission shaft (133).

5. The maintenance lifting platform according to claim 1, characterized in that: The protection assembly (31) comprises a plurality of protection members arranged along the circumference of the maintenance platform (3), each of the protection members being capable of being raised and lowered along the vertical direction; and at least one of the protection members being capable of being extended and retracted along the first horizontal direction or the second horizontal direction.

6. The maintenance lifting platform according to claim 1, characterized in that: The lifting structure (4) comprises a scissor support frame (41) and a second driving mechanism (42), wherein the scissor support frame (41) is arranged between the sliding base plate (2) and the maintenance platform (3), the fixed end of the second driving mechanism (42) is fixed on the sliding base plate (2), and the telescopic end of the second driving mechanism (42) is connected to the maintenance platform (3); Driven by the second driving mechanism (42), the scissor support frame (41) can be extended and retracted along the vertical direction.

7. The maintenance lifting platform according to claim 6, characterized in that: The maintenance lifting platform also includes a control structure, which is communicatively connected to the second driving mechanism (42) and can control the opening and closing of the second driving mechanism (42).

8. The maintenance lifting platform according to claim 1, characterized in that: The guide structure (1) further comprises a guide rail pressing block (14), wherein the guide rail pressing block (14) is arranged on the side of the two guide rails (11) facing away from each other.

9. The maintenance lifting platform according to claim 8, characterized in that: A plurality of guide rail pressing blocks (14) are provided, and the plurality of guide rail pressing blocks (14) are arranged on the guide rail (11) at intervals along the second horizontal direction.

10. The maintenance lifting platform according to any one of claims 1 to 9, characterized in that: A plurality of guide slide blocks (21) are arranged on one side of the sliding base plate (2) facing the guide rail (11), and each guide slide block (21) is slidably arranged on the guide rail (11).

Images