Portal frame lifting device

Abstract

The utility model provides a portal frame lifting device, which belongs to the technical field of lifting devices, and comprises two fixing seats, a lifting mechanism and a lifting mechanism, the number of the linear modules is two, and each linear module comprises a first transmission seat, a second transmission seat and a connecting frame; the number of the mounting seats is two, and the two mounting seats are respectively connected with the transmission belts of the two linear modules; the motor is connected with the second transmission seat of one linear module; the two ends of the linkage rod are connected with the second transmission wheels of the two linear modules correspondingly. The linear module lifting mechanism has the advantages that the second transmission wheels of the two linear modules are connected together through the linkage rod, a single motor can drive one linear module to move so as to drive one mounting seat to ascend and descend, meanwhile, the linkage rod drives the other linear module to move so as to drive the other mounting seat to ascend and descend, synchronous movement of the two linear modules is achieved, and the synchronous movement of the two linear modules is achieved. And large-size materials are convenient to transport.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting devices and relates to a gantry lifting device. Background Art

[0002] In the prior art, some lifting devices for material transportation use belt-type linear modules. For example, a patent for invention with the application number CN202010164845.X provides a high-speed load optical axis linear module, which is characterized by including a guide rail, a slider, a motor, a synchronous pulley seat, and an induction component. A light axis groove is provided on the upper part of the guide rail, a light axis is provided on the light axis groove, fixed grooves are provided on the left and right sides of the guide rail, and the induction component is installed in the fixed groove on one side of the guide rail; the synchronous pulley seats are installed at both ends of the guide rail, a belt is arranged on the guide rail, the slider is installed on the belt of the belt support plate, and a guide rail roller bearing connected to the light axis is further provided in the slider; the motor is connected to the synchronous pulley through a coupling in the motor plate.

[0003] However, since some materials to be transported are relatively large in overall volume and a single linear module cannot transport them, two or more linear modules are required to transport the materials, so there is a large room for improvement. Summary of the Invention

[0004] The purpose of the utility model is to provide a gantry lifting device for the above problems existing in the prior art.

[0005] The purpose of the utility model can be achieved by the following technical solutions: A gantry lifting device includes:

[0006] Two fixed seats;

[0007] Two linear modules, each linear module includes a first transmission seat, a second transmission seat, and a connecting frame. The first transmission seat is connected to the second transmission seat through the connecting frame. The first transmission seat is connected to the fixed seat. The first transmission seat is provided with a first transmission wheel, the second transmission seat is provided with a second transmission wheel, and a transmission belt is sleeved on the first transmission wheel and the second transmission wheel;

[0008] Two mounting seats, and the two mounting seats are respectively connected to the transmission belts of the two linear modules;

[0009] A motor, which is connected to the second transmission seat of one of the linear modules, and the second transmission wheel of one of the linear modules is connected to the output shaft of the motor;

[0010] A linkage rod, the two ends of which are respectively connected to the second transmission wheels of the two linear modules.

[0011] In the above-mentioned gantry lifting device, a connecting beam is further included, and two ends of the connecting beam are respectively connected to the second transmission seats of the two linear modules.

[0012] In the above-mentioned gantry lifting device, a stabilizer is further included. The stabilizer is connected to the connecting beam, a stabilizing groove is provided on the stabilizer, and the linkage rod is arranged in the stabilizing groove.

[0013] In the above-mentioned gantry lifting device, the stabilizing groove is of an arc structure, the shape of the stabilizing groove is adapted to the shape of the linkage rod, and the linkage rod is always in contact with the stabilizing groove.

[0014] In the above-mentioned gantry lifting device, an accommodating space is formed inside the connecting beam, and the linkage rod is located in the accommodating space.

[0015] In the above-mentioned gantry lifting device, the stabilizer is located in the accommodating space.

[0016] In the above-mentioned gantry lifting device, a first coupling and a second coupling are further included. The second transmission wheel and the output shaft of the motor are connected through the first coupling, and the linkage rod and the second transmission wheel are connected through the second coupling.

[0017] In the above-mentioned gantry lifting device, the linear module is arranged vertically, the first transmission seat is connected to the bottom of the connecting frame, the second transmission seat is connected to the top of the connecting frame, and the mounting seat is located above the fixed seat and can move up and down relative to the connecting frame.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. By connecting the second transmission wheels of the two linear modules through the linkage rod, a single motor can drive one linear module to move to drive the mounting seat to lift, and at the same time drive the other linear module to move to drive the other mounting seat to lift through the linkage rod, realizing the synchronous movement of the two linear modules, which is convenient for transporting large-volume materials.

[0020] 2. The second transmission seats of the two linear modules are connected by a connecting beam, preventing the two linear modules from moving relatively, increasing the strength, and enhancing the accuracy and reliability of the gantry lifting device.

[0021] 3. The stabilizer is connected to the connecting beam, and the linkage rod is arranged in the stabilizing groove opened by the stabilizing groove, preventing the linkage rod from being too long and causing jumping during the rotation process, and increasing the stability of the linkage rod.

[0022] 4. The linkage rod is always in contact with the stabilizing groove, reducing the vibration and shaking of the linkage rod during the rotation process.

[0023] 5. The linkage rod is located within the accommodation space formed inside the connecting beam, thereby also playing a role in dust prevention and protection for the linkage rod.

[0024] 6. The stabilizer is located within the accommodation space formed inside the connecting beam, thereby also playing a role in dust prevention and protection for the stabilizer. Brief Description of the Drawings

[0025] Figure 1 It is a schematic structural view of the gantry lifting device of the present utility model.

[0026] Figure 2 It is an exploded view of the gantry lifting device of the present utility model.

[0027] Figure 3 It is Figure 2 an enlarged view of part A of

[0028] Figure 4 It is a top view of the gantry lifting device of the present utility model.

[0029] Figure 5 It is Figure 4 a cross-sectional view taken along the B-B perspective of

[0030] Figure 6 It is a schematic structural view of the linear module of the present utility model.

[0031] In the figures, 100, fixed seat; 210, first transmission seat; 211, first transmission wheel; 220, second transmission seat; 221, second transmission wheel; 230, connecting frame; 240, transmission belt; 300, mounting seat; 400, motor; 500, linkage rod; 600, connecting beam; 610, accommodation space; 700, stabilizer; 710, stabilizing groove; 800, first coupling; 900, second coupling. Detailed Embodiments

[0032] The following are specific embodiments of the present utility model and, in conjunction with the accompanying drawings, further describe the technical solutions of the present utility model, but the present utility model is not limited to these embodiments.

[0033] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the drawings). If this specific posture changes, then the directional indications will also change accordingly.

[0034] In addition, in the present utility model, descriptions such as "first", "second", "one", etc. are only for descriptive purposes and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0035] In the present utility model, unless otherwise clearly specified and defined, terms such as "connection" and "fixation" shall be understood in a broad sense. For example, "fixation" may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0036] In addition, the technical solutions between various embodiments of the present utility model can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0037] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art to which the present utility model pertains can make various modifications or supplements to the described specific embodiments or use similar methods to replace them, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0038] As Figures 1-6 shown, a gantry lifting device includes: a fixed seat 100, a linear module, a mounting seat 300, a motor 400, and a linkage rod 500.

[0039] Among them, the number of fixed seats 100 is two.

[0040] Specifically, the fixed seat 100 is used to connect to relatively fixed components.

[0041] Among them, the number of linear modules is two. The linear module includes a first transmission seat 210, a second transmission seat 220, and a connecting frame 230. The first transmission seat 210 is connected to the second transmission seat 220 through the connecting frame 230. The first transmission seat 210 is connected to the fixed seat 100. The first transmission seat 210 is provided with a first transmission wheel 211, and the second transmission seat 220 is provided with a second transmission wheel 221. A transmission belt 240 is sleeved on the first transmission wheel 211 and the second transmission wheel 221.

[0042] Among them, the number of mounting seats 300 is two, and the two mounting seats 300 are respectively connected to the transmission belts 240 of the two linear modules.

[0043] Specifically, the mounting seat 300 is used for connecting with the component that needs to carry materials.

[0044] Among them, the motor 400 is connected to the second transmission seat 220 of one of the linear modules, and the second transmission wheel 221 of one of the linear modules is connected to the output shaft of the motor 400.

[0045] Specifically, the motor 400 can drive the second transmission wheel 221 to rotate, thereby driving the transmission belt 240 to move, and further driving the mounting seat 300 to move.

[0046] Among them, both ends of the linkage rod 500 are respectively connected to the second transmission wheels 221 of the two linear modules.

[0047] Specifically, the linear module is vertically arranged. The first transmission seat 210 is connected to the bottom of the connecting frame 230, the second transmission seat 220 is connected to the top of the connecting frame 230, and the mounting seat 300 is located above the fixed seat 100 and can move up and down relative to the connecting frame 230.

[0048] In this embodiment, the second transmission wheels 221 of the two linear modules are connected together through the linkage rod 500, so that a single motor 400 can drive one linear module to move to drive the mounting seat 300 to move up and down. At the same time, the other linear module is driven to move through the linkage rod 500 to drive the other mounting seat 300 to move up and down, realizing the synchronous movement of the two linear modules, which is convenient for transporting large-volume materials.

[0049] As Figures 1-6 shown, on the basis of the above embodiment, a connecting beam 600 is further included. Both ends of the connecting beam 600 are respectively connected to the second transmission seats 220 of the two linear modules.

[0050] In this embodiment, the second transmission seats 220 of the two linear modules are connected by a connecting beam 600, which prevents the two linear modules from moving relative to each other, increases the strength, and enhances the accuracy and reliability of the gantry lifting device.

[0051] like Figures 1-6 As shown, on the basis of the above embodiment, a stabilizer 700 is further included, wherein the stabilizer 700 is connected to the connecting beam 600 , and the stabilizer 700 is provided with a stabilizing groove 710 , and the linkage rod 500 is mounted in the stabilizing groove 710 .

[0052] In this embodiment, the stabilizer 700 is connected to the connecting beam 600, and the linkage rod 500 is mounted in the stabilizing groove 710, which prevents the linkage rod 500 from being too long and causing the rod to jump during rotation, thereby increasing the stability of the linkage rod 500.

[0053] like Figures 1-6 As shown, on the basis of the above embodiment, the stabilizing groove 710 is an arc-shaped structure, the shape of the stabilizing groove 710 is adapted to the shape of the linkage rod 500 , and the linkage rod 500 is always in contact with the stabilizing groove 710 .

[0054] In this embodiment, the linkage rod 500 is always in contact with the stabilizing groove 710 , thereby reducing vibration and shaking of the linkage rod 500 during rotation.

[0055] like Figures 1-6 As shown, on the basis of the above embodiment, a receiving space 610 is formed inside the connecting beam 600 , and the linkage rod 500 is located in the receiving space 610 .

[0056] In this embodiment, the linkage rod 500 is located in the accommodation space 610 formed inside the connection beam 600 , so that the linkage rod 500 can also be dustproof and protected.

[0057] like Figures 1-6 As shown, on the basis of the above embodiment, the stabilizer 700 is located in the accommodating space 610 .

[0058] In this embodiment, the stabilizer 700 is located in the accommodation space 610 formed inside the connecting beam 600 , so that the stabilizer 700 can also be dustproof and protected.

[0059] like Figures 1-6As shown in the figure, on the basis of the above-described embodiment, a first coupling 800 and a second coupling 900 are further included. The second transmission wheel 221 is connected to the output shaft of the motor 400 through the first coupling 800, and the linkage rod 500 is connected to the second transmission wheel 221 through the second coupling 900.

[0060] In this embodiment, both the first coupling 800 and the second coupling 900 can be jaw couplings. The jaw coupling is composed of two half couplings, which is a commonly used technical means for those skilled in the art to achieve rapid assembly between the two half couplings.

Claims

1. A gantry lifting device, characterized in that: include: Fixed seats, two in number; There are two linear modules, the linear modules include a first transmission seat, a second transmission seat and a connecting frame, the first transmission seat and the second transmission seat are connected through the connecting frame, the first transmission seat is connected to the fixed seat, the first transmission seat is provided with a first transmission wheel, the second transmission seat is provided with a second transmission wheel, and the first transmission wheel and the second transmission wheel are sleeved with a transmission belt; There are two mounting seats, and the two mounting seats are respectively connected to the transmission belts of the two linear modules; A motor connected to the second transmission seat of one of the linear modules, and the second transmission wheel of one of the linear modules is connected to the output shaft of the motor; The two ends of the linkage rod are respectively connected to the second transmission wheels of the two linear modules.

2. A gantry lifting device as claimed in claim 1, characterized in that: It also includes a connecting beam, both ends of which are respectively connected to the second transmission seats of the two linear modules.

3. A gantry lifting device as claimed in claim 2, characterized in that: It also includes a stabilizer, which is connected to the connecting beam, and the stabilizer is provided with a stabilizing groove, and the linkage rod is mounted in the stabilizing groove.

4. A gantry lifting device as claimed in claim 3, characterized in that: The stabilizing groove is an arc-shaped structure, the shape of the stabilizing groove is matched with the shape of the linkage rod, and the linkage rod is always in contact with the stabilizing groove.

5. A gantry lifting device as claimed in claim 3, characterized in that: An accommodating space is formed inside the connecting beam, and the linkage rod is located in the accommodating space.

6. A gantry lifting device as claimed in claim 5, characterized in that: The stabilizer is located in the accommodating space.

7. A gantry lifting device according to claim 1, characterized in that: It also includes a first coupling and a second coupling. The second transmission wheel is connected to the output shaft of the motor through the first coupling, and the linkage rod is connected to the second transmission wheel through the second coupling.

8. The gantry lifting device according to claim 1, characterized in that: The linear module is vertically arranged, the first transmission seat is connected to the bottom of the connecting frame, the second transmission seat is connected to the top of the connecting frame, and the mounting seat is located above the fixing seat and can be lifted and lowered relative to the connecting frame.

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