Lifting chuck device

Abstract

The utility model belongs to the technical field of welding tooling, and discloses a lifting chuck device, including a slewing support, a slewing bearing and a chuck body, one side surface of the slewing support is provided with a vertically arranged guide rail, a lifting plate is provided on the guide rail, and the lifting plate is driven by a lifting assembly to slide up and down along the guide rail; the slewing support includes an inner ring body and an outer ring body, the inner ring body is fixed on the lifting plate, and the outer ring body is driven by the slewing assembly to rotate relative to the inner ring body; the chuck body is fixed on the end face of the outer ring body, and is used to clamp the workpiece and drive the workpiece to rotate. The chuck body of the lifting chuck device has the functions of lifting and rotating, and can adaptively adjust the clamping height, so that when facing workpieces of different heights, they can be effectively fixed, meeting the clamping requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of welding tooling, in particular to a lifting chuck device. Background Art

[0002] During the welding process of the pipe workpiece, it needs to be reliably supported, clamped and fixed by the tooling, and then driven to rotate to complete the welding in the circumferential direction. In order to achieve the clamping and rotation drive functions, the tooling is commonly a chuck structure, but due to the different sizes of pipes of different specifications, the chuck needs to be able to adjust the clamping height according to the pipe size to adapt to a variety of working conditions, so it is necessary to improve the conventional chuck device. Utility Model Content

[0003] Based on the above problems, the purpose of the utility model is to provide a lifting chuck device to adapt to working conditions with different height requirements.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A lifting chuck device, comprising:

[0006] A slewing support, one side surface of the slewing support is provided with a vertically arranged guide rail, a lifting plate is provided on the guide rail, and the lifting plate is driven by the lifting assembly to slide up and down along the guide rail;

[0007] The slewing bearing comprises an inner ring body and an outer ring body, wherein the inner ring body is fixed on the lifting plate, and the outer ring body is driven by the slewing assembly to rotate relative to the inner ring body;

[0008] The chuck body is fixed on the end surface of the outer ring body and is used to clamp the workpiece and drive the workpiece to rotate.

[0009] As an optional solution, the lifting assembly includes a first reducer and a transmission chain. The first reducer is fixed on a slewing support. A driving sprocket is provided at the output end of the first reducer. Guide sprockets are provided on the slewing support above and below the lifting plate, respectively. One end of the transmission chain is connected to the upper edge of the lifting plate, and the other end of the transmission chain is connected to the lower edge of the lifting plate after passing through the upper guide sprocket, the driving sprocket, and the lower guide sprocket in sequence.

[0010] As an optional solution, the first reducer and the upper guide sprocket are installed on the top surface of the swivel support, the lower guide sprocket is installed on the bottom surface of the swivel support and is located inside the swivel support, and the swivel support is provided with a through hole for the transmission chain to pass freely.

[0011] As an optional solution, the rotating assembly includes a second reducer, which is fixed on the lifting plate. A driving gear is provided at the output end of the second reducer, and an outer gear ring is provided at the outer edge of the outer ring body, and the driving gear is meshed with the outer gear ring.

[0012] As an optional solution, the slewing bearing and the driving gear are arranged on the front side of the lifting plate, the second reducer is fixed on the back side of the lifting plate, the output end of the second reducer passes through the lifting plate, and the slewing bearing is provided with an avoidance opening for avoiding the second reducer.

[0013] As an optional solution, the slewing bearing is connected to the chuck body via an adapter plate, and a rotating handle is provided on the adapter plate. The rotating handle is used to manually drive the chuck body to rotate.

[0014] The beneficial effects of the utility model are as follows: the chuck body of the lifting chuck device has lifting and rotating functions, and can adaptively adjust the clamping height, so that workpieces of different heights can be effectively fixed, meeting the clamping requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a lifting chuck device provided by an embodiment of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of a rotary support in a lifting chuck device provided in an embodiment of the utility model.

[0017] In the attached figure:

[0018] 1. Slewing support; 2. Slewing bearing; 3. Chuck body; 4. Guide rail; 5. Lifting plate; 6. First reducer; 7. Transmission chain; 8. Guide sprocket; 9. Driving sprocket; 10. Perforation; 11. Second reducer; 12. Driving gear; 13. Outer gear ring; 14. Avoidance; 15. Adapter plate; 16. Turning handle. DETAILED DESCRIPTION

[0019] 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.

[0020] 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.

[0021] 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.

[0022] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships 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.

[0023] See also Figure 1 and Figure 2 As shown, this preferred embodiment provides a lifting chuck device. Taking the working condition of clamping a pipe workpiece for facilitating welding as an example, according to the diameter size of the pipe workpiece, it is necessary to adjust the center of the chuck device and the center of the pipe workpiece to be in a straight line.

[0024] The lifting chuck device includes a slewing support 1, a slewing bearing 2 and a chuck body 3. A side surface of the slewing support 1 is provided with a vertically arranged guide rail 4, and a lifting plate 5 is provided on the guide rail 4. The lifting plate 5 is driven by the lifting assembly to slide up and down along the guide rail 4; the slewing support 2 includes an inner ring body and an outer ring body, the inner ring body is fixed on the lifting plate 5, and the outer ring body is driven by the slewing assembly to rotate relative to the inner ring body; the chuck body 3 is fixed on the end face of the outer ring body, and is used to clamp the workpiece and drive the workpiece to rotate.

[0025] Therefore, the chuck body 3 of the lifting chuck device has the functions of lifting and rotating, and can adaptively adjust the clamping height, so that when facing workpieces of different heights, they can be effectively fixed, meeting the clamping requirements.

[0026] Specifically, the lifting assembly here includes a first reducer 6 and a transmission chain 7. The first reducer 6 is fixed on the slewing support 1. A driving sprocket 9 is provided at the output end of the first reducer 6. Guide sprockets 8 are respectively provided on the slewing support 1 and located above and below the lifting plate 5. One end of the transmission chain 7 is connected to the upper edge of the lifting plate 5, and the other end of the transmission chain 7 is connected to the lower edge of the lifting plate 5 after passing through the upper guide sprocket 8, the driving sprocket 9, and the lower guide sprocket 8 in sequence, so that the transmission chain 7 is driven by the first reducer 6 to transmit, thereby driving the lifting plate 5 to move.

[0027] In particular, the first reducer 6 and the upper guide sprocket 8 are installed on the top surface of the swivel support 1, the lower guide sprocket 8 is installed on the bottom surface of the swivel support 1 and is located inside the swivel support 1, and the swivel support 1 is provided with a through hole 10 for the transmission chain 7 to pass freely, thereby improving the rationality and feasibility of the structure and ensuring the smooth movement of the lifting plate 5.

[0028] Specifically, the rotating assembly here includes a second reducer 11, which is fixed on the lifting plate 5. A driving gear 12 is provided at the output end of the second reducer 11, and an outer gear ring 13 is provided at the outer edge of the outer ring body. The driving gear 12 is meshed with the outer gear ring 13, so that the outer ring body is driven to rotate by the second reducer 11, thereby driving the chuck body 3 to rotate.

[0029] In particular, the slewing bearing 2 and the driving gear 12 are arranged on the front side of the lifting plate 5, the second reducer 11 is fixed to the back side of the lifting plate 5, the output end of the second reducer 11 passes through the lifting plate 5, and the slewing bearing 1 is provided with an avoidance opening 14 for avoiding the second reducer 11, thereby improving the rationality and feasibility of the structure and making the structure compact.

[0030] In addition, the slewing bearing 2 and the chuck body 3 are connected via an adapter plate 15 , and a rotating handle 16 is provided on the adapter plate 15 . The rotating handle 16 is used to manually drive the chuck body 3 to rotate so as to manually control the rotation angle of the pipeline workpiece.

[0031] 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 lifting chuck device, characterized in that: include: A slewing support (1), wherein a guide rail (4) arranged vertically is provided on one side surface of the slewing support (1), a lifting plate (5) is provided on the guide rail (4), and the lifting plate (5) is driven by a lifting assembly to slide up and down along the guide rail (4); A slewing bearing (2), comprising an inner ring body and an outer ring body, wherein the inner ring body is fixed on the lifting plate (5), and the outer ring body is driven by a slewing assembly to rotate relative to the inner ring body; The chuck body (3) is fixed on the end surface of the outer ring body and is used for clamping the workpiece and driving the workpiece to rotate.

2. The lifting chuck device according to claim 1, characterized in that: The lifting assembly comprises a first reducer (6) and a transmission chain (7), wherein the first reducer (6) is fixed on the slewing support (1), a driving sprocket (9) is arranged at the output end of the first reducer (6), guide sprockets (8) are arranged on the slewing support (1) above and below the lifting plate (5), respectively, one end of the transmission chain (7) is connected to the upper edge of the lifting plate (5), and the other end of the transmission chain (7) is connected to the lower edge of the lifting plate (5) after passing through the upper guide sprocket (8), the driving sprocket (9), and the lower guide sprocket (8) in sequence.

3. The lifting chuck device according to claim 2, characterized in that: The first reducer (6) and the upper guide sprocket (8) are mounted on the top surface of the slewing support (1), the lower guide sprocket (8) is mounted on the bottom surface of the slewing support (1) and is located inside the slewing support (1), and the slewing support (1) is provided with a through hole (10) for the transmission chain (7) to pass freely.

4. The lifting chuck device according to claim 1, characterized in that: The rotary assembly comprises a second reducer (11), the second reducer (11) is fixed on the lifting plate (5), a driving gear (12) is arranged at the output end of the second reducer (11), an outer gear ring (13) is arranged at the outer edge of the outer ring body, and the driving gear (12) is meshed with the outer gear ring (13).

5. The lifting chuck device according to claim 4, characterized in that: The slewing bearing (2) and the driving gear (12) are arranged on the front side of the lifting plate (5), the second reducer (11) is fixed on the back side of the lifting plate (5), the output end of the second reducer (11) passes through the lifting plate (5), and the slewing bearing (1) is provided with an escape opening (14) for evading the second reducer (11).

6. The lifting chuck device according to claim 1, characterized in that: The slewing bearing (2) and the chuck body (3) are connected via an adapter plate (15), and a rotating handle (16) is provided on the adapter plate (15). The rotating handle (16) is used to manually drive the chuck body (3) to rotate.

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