Top door opening and closing device of SLM equipment and SLM equipment

Abstract

The top door opening and closing device of the SLM equipment comprises a driving arm and a power mechanism, one end of the driving arm is hinged to a top door, and the other end of the driving arm is hinged to a rack through the power mechanism; and two ends of the connecting rod are respectively hinged with the top door and the rack. Through reasonable arrangement of component structures, the power mechanism drives the driving arm to rotate, and meanwhile, the connecting rod is matched for supporting, so that the top door is slowly opened, the danger generated during manual opening is reduced, the whole top door is easy to implement, the equipment using stability is relatively high, and time and space are saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of SLM equipment, and in particular relates to a top door switch device of SLM equipment and the SLM equipment. Background Art

[0002] The wave of the industrial revolution has driven the continuous advancement of science and technology and intelligence, and SLM 3D printing technology has also become a research hotspot at home and abroad. SLM equipment often has the following disadvantages: 1) The top door is heavy and inconvenient to open manually; 2) It is easy to get stuck when opening; 3) It occupies a large space. Therefore, a top door switch device is urgently needed to solve the above problems in the existing technology. Summary of the invention

[0003] In view of the above problems, the purpose of the utility model is to provide a top door switch device of an SLM device and an SLM device. Through the reasonable arrangement of the component structure, the power mechanism drives the driving arm to rotate, and at the same time the connecting rod cooperates with the support, so that the top door opens slowly, reducing the danger caused by manual opening. The overall implementation is easy, the stability of the equipment is relatively high, and time and space are saved.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model includes:

[0005] A top door switch device for SLM equipment comprises a driving arm and a power mechanism, wherein one end of the driving arm is hinged to the top door and the other end of the driving arm is hinged to a frame through the power mechanism; and a connecting rod, wherein both ends of the connecting rod are respectively hinged to the top door and the frame.

[0006] Preferably, the rotation surfaces of the driving arm and the connecting rod are perpendicular to the top door.

[0007] Preferably, the straight-line distance between the two end points of the driving arm is less than the length of the top door.

[0008] Preferably, the power mechanism includes a transmission shaft which is arranged on the frame and has an axis parallel to the top door, and the other end of the driving arm is connected to the transmission shaft through a fixing member.

[0009] Preferably, the power mechanism further comprises a power source coaxially connected to the transmission shaft.

[0010] Preferably, the power mechanism further comprises a support seat arranged on the frame, a space for the transmission shaft to pass through is reserved on the support seat, and at least one supporting rotating member is arranged between the support seat and the transmission shaft.

[0011] Furthermore, it also includes a detection module arranged on the frame.

[0012] Furthermore, it also includes a sealing body arranged around the cabin opening.

[0013] Preferably, there are two driving arms, which are respectively arranged on both sides of the top door; there is at least one connecting rod, and when there are two connecting rods, they are respectively arranged on both sides of the top door.

[0014] A SLM device comprises a frame, a top door and a cabin, and also comprises a switch device, wherein the switch device is the top door switch device of the SLM device disclosed in the present application.

[0015] Compared with the prior art, the advantages of the utility model are:

[0016] 1. The utility model discloses a top door switch device for SLM equipment. Through reasonable arrangement of components, when it is applied to SLM equipment, a power mechanism drives a driving arm to rotate, and at the same time, a connecting rod cooperates with a support, so that the top door opens slowly, reducing the danger caused by manual opening. The overall implementation is easy, the stability is high, and time and space are saved.

[0017] 2. The utility model discloses a top door switch device of an SLM device and an SLM device. Through reasonable arrangement of components, the rotating surfaces of the driving arm and the connecting rod are perpendicular to the top door, and the straight-line distance between the two end points of the driving arm is smaller than the length of the top door, so that the height of the top door is reduced when it is opened, saving space.

[0018] 3. The utility model discloses a top door switch device of an SLM device and an SLM device. By reasonably arranging the components and introducing a power source, the danger caused by manual opening is reduced. The stability of the device is relatively high, and the operation is convenient and time-saving.

[0019] 4. The utility model discloses a top door switch device of an SLM device and an SLM device, which achieves a sealing effect of the inner cavity of the cabin when the top door is closed by reasonably arranging components and arranging sealing bodies around the cabin opening. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0021] Figure 1 This is a schematic structural diagram of the top door switch device of the SLM equipment of the utility model when the top door is closed;

[0022] Figure 2 for Figure 1 A structural schematic diagram of the highest point of the middle top door opening process;

[0023] Figure 3 for Figure 1 Schematic diagram of the structure after the middle top door is fully opened;

[0024] Figure 4for Figure 3 A structural schematic diagram in which only one connecting rod is provided;

[0025] The symbols in the figure represent:

[0026] A: frame, B: top door, C: cabin;

[0027] 1 driving arm, 2 connecting rod, 3 power mechanism, 4 sealing body, 5 rotating connecting member;

[0028] 1-1 positioning block, 1-2 fixing component;

[0029] 3-1 transmission shaft, 3-2 power source, 3-3 support seat, 3-4 supporting rotating component. DETAILED DESCRIPTION

[0030] The utility model is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical solution of this application fall within the protection scope of the utility model.

[0031] It should be noted that the directional terms mentioned in this article are consistent with the specific directions on the paper in the drawings of the specification or the corresponding directions in the space shown in the drawings; all components and equipment in this utility model, unless otherwise specified, are all components and equipment known in the prior art.

[0032] Example 1

[0033] like Figure 1-Figure 4 This embodiment discloses a top door switch device of an SLM device, including a driving arm 1 and a power mechanism 3, one end of the driving arm 1 is hinged to the top door B, and the other end of the driving arm 1 is hinged to the frame A through the power mechanism 3; and also includes a connecting rod 2, both ends of the connecting rod 2 are hinged to the top door B and the frame A respectively;

[0034] Its function is: when it is applied to the SLM equipment, the power mechanism 3 drives the driving arm 1 to rotate, and at the same time the connecting rod 2 cooperates with the support, so that the top door B opens slowly, reducing the danger caused by manual opening, with high overall stability, saving time and space.

[0035] Among them, one end of the driving arm 1 and one end of the connecting rod 2 disclosed in this embodiment are both hinged to the top door B through a rotating connecting member 5, and the rotating connecting member 5 can be selected as a seat bearing.

[0036] Specifically, the rotation surfaces of the driving arm 1 and the connecting rod 2 are perpendicular to the top door B, and the straight-line distance between the two end points of the driving arm 1 is smaller than the length of the top door B. Its function is to reduce the height of the top door B when it is opened, thereby saving space.

[0037] Among them, the length L1 of the top door B disclosed in this embodiment is twice the straight-line distance L2 between the two end points of the driving arm 1, and the space height is reduced by more than half. The structure and appearance of the driving arm 1 can be freely designed according to actual conditions.

[0038] Specifically, the power mechanism 3 includes a transmission shaft 3-1 which is arranged on the frame A and whose axis is parallel to the top door B. The other end of the driving arm 1 is connected to the transmission shaft 3-1 through a fixing member 1-2;

[0039] Its function is: the transmission shaft 3-1 rotates along its axis, and drives the transmission shaft 3-1 to rotate through the fixing component 1-2.

[0040] Among them, the fixing member 1-2 of this embodiment is preferably a expansion sleeve.

[0041] The power mechanism 3 disclosed in this embodiment further includes a power source 3-2 coaxially connected to the transmission shaft 3-1, and further includes a support seat 3-3 arranged on the frame A, a space for the transmission shaft 3-1 to pass through is reserved on the support seat 3-3, and at least one supporting rotating member 3-4 is arranged between the support seat 3-3 and the transmission shaft 3-1;

[0042] Its functions are as follows: the power source 3-2 is used to provide the transmission shaft 3-1 with power to rotate along its axis, which can reduce the danger caused by manual opening; the support seat 3-3 is used to support the transmission shaft 3-1 to stabilize it, and at the same time reduce the resistance of the transmission shaft 3-1 during rotation by supporting the rotating component 3-4.

[0043] Among them, the power source 3-2 disclosed in this embodiment can be selected as a motor, a rotary cylinder or the like, and the supporting rotating component 3-4 can be selected as a bearing.

[0044] Specifically, it also includes a detection module arranged on the rack A;

[0045] Its function is as follows: the detection module is used to detect the rotation position of the driving arm 1 to identify the opening / closing of the top door B, thereby transmitting a signal to control the power source 3-2 to close / open.

[0046] Wherein, a positioning block 1 - 1 is provided on the driving arm 1 , and when the top door B is fully opened, the positioning block 1 - 1 is used to support the top door B.

[0047] Specifically, it also includes a sealing body 4 arranged around the opening of the cabin body C. The sealing body 4 of this embodiment can be selected as a sealing strip to achieve a sealing effect on the inner cavity of the cabin body C when the top door B is closed.

[0048] The driving arm 1 and connecting rod 2 disclosed in this embodiment are located inside the frame A and outside the cabin C. There are two driving arms 1, which are respectively arranged on both sides of the top door B; there is at least one connecting rod 2. When there are two connecting rods 2, they are respectively arranged on both sides of the top door B. Figure 4As shown, only one connecting rod 2 is provided. Since the weight of the top door B of the small-format device is relatively small, the load on the entire structure is relatively small, and the synchronization requirements for the driving arms 1 on both sides are not as high as those of the large-format device. Therefore, only one connecting rod 2 is provided for the small-format device, while two connecting rods 2 are required for the large-format device.

[0049] Example 2

[0050] like Figure 1-Figure 4 , this embodiment discloses an SLM device, including a frame A, a top door B and a cabin C, and also includes a switch device, which is the top door switch device of the SLM device disclosed in Example 1;

[0051] Its function is: the power mechanism 3 drives the driving arm 1 to rotate, and at the same time the connecting rod 2 cooperates with the support, so that the top door B opens slowly, reducing the danger caused by manual opening, with high overall stability, saving time and space.

[0052] Example 3

[0053] This embodiment discloses the specific operation steps of the top door switch device of the SLM equipment:

[0054] 1. When receiving the command to open the top door, the power mechanism 3 rotates, and the power mechanism 3 drives the driving arm 1 through the transmission shaft 3-1 and the fixed component 1-2, and with the cooperation of the connecting rod 2, the top door B slowly opens to Figure 2 When the top door B is in the open position, this moment is the highest point in the opening process of the top door B;

[0055] 2. Top door B continues to open slowly until Figure 3 As shown, the top door B is fully opened. At this moment, the positioning block 1-1 installed on the driving arm 1 serves as a support for the top door B. The detection module detects that the driving arm 1 rotates to the maximum opening of the top door B. At this point, the top door B is opened, and the power mechanism 3 stops moving.

[0056] 3. When receiving the top door closing command, the power mechanism 3 rotates in the opposite direction, and the top door B moves slowly to Figure 2 Location, and finally Figure 1 position, the top door closes slowly;

[0057] 4. When exercising Figure 1 When the detection module is in the position, a stop signal is triggered, at which time the power mechanism 3 is closed, and a sealing effect is achieved by squeezing the sealing body 4 between the top door B and the cabin body C. The power mechanism 3 stops moving, and the top door B is closed.

[0058] The preferred embodiments of the present disclosure are described in detail above in conjunction with the accompanying drawings; however, the present disclosure is not limited to the specific details in the above embodiments. Within the technical concept of the present disclosure, a variety of simple modifications can be made to the technical solution of the present disclosure, and these simple modifications all fall within the protection scope of the present disclosure.

[0059] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present disclosure will not further describe various possible combinations.

[0060] In addition, the various different implementation modes disclosed in this solution may be arbitrarily combined, and as long as they do not violate the concept of the present disclosure, they should also be regarded as the content invented by the present disclosure.

Claims

1. A top door switch device for SLM equipment, characterized in that: The invention comprises a driving arm (1) and a power mechanism (3), wherein one end of the driving arm (1) is hinged to a top door (B), and the other end of the driving arm (1) is hinged to a frame (A) through the power mechanism (3); and further comprises a connecting rod (2), wherein two ends of the connecting rod (2) are respectively hinged to the top door (B) and the frame (A); The rotation surfaces of the driving arm (1) and the connecting rod (2) are both perpendicular to the top door (B); The straight-line distance between the two end points of the driving arm (1) is smaller than the length of the top door (B); The power mechanism (3) comprises a transmission shaft (3-1) which is arranged on a frame (A) and has an axis parallel to the top door (B); the other end of the driving arm (1) is connected to the transmission shaft (3-1) via a fixing component (1-2).

2. The top door switch device of the SLM equipment according to claim 1, characterized in that: The power mechanism (3) also includes a power source (3-2) coaxially connected to the transmission shaft (3-1).

3. The top door switch device of the SLM equipment according to claim 2, characterized in that: The power mechanism (3) further comprises a support seat (3-3) arranged on the frame (A), a space for the transmission shaft (3-1) to pass through is reserved on the support seat (3-3), and at least one supporting rotating component (3-4) is arranged between the support seat (3-3) and the transmission shaft (3-1).

4. The top door switch device of the SLM equipment according to any one of claims 1 to 3, characterized in that: It also includes a detection module arranged on the frame (A).

5. The top door switch device of the SLM equipment according to claim 4, characterized in that: It also includes a sealing body (4) arranged around the opening of the cabin (C).

6. The top door switch device of the SLM equipment according to claim 5, characterized in that: There are two driving arms (1), which are respectively arranged on both sides of the top door (B); There is at least one connecting rod (2). When there are two connecting rods (2), they are respectively arranged on both sides of the top door (B).

7. A SLM device, comprising a frame (A), a top door (B) and a cabin (C), characterized in that: It also includes a switch device, which is a top door switch device of the SLM equipment according to any one of claims 1-6.

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