CN217045482U - Multi-station machining clamp for thin-wall irregular barrel-shaped parts - Google Patents

Abstract

The utility model discloses a thin wall irregular tubbiness part multistation adds clamping apparatus, include the mounting panel of being connected with the C reel, one side that the C reel was kept away from to the mounting panel even has a plurality of C shape support frames, the one end of tubbiness part offsets the limiting plate, the other end laminating of tubbiness part has a plurality of clamp plates, the clamp plate passes through fixing bolt to be fixed on the C shape support frame, the inboard even curved last limiting plate that has of C shape support frame one end, the inboard even has curved lower limiting plate that has of C shape support frame other end, lower limiting plate and last limiting plate all laminate with the lateral wall of tubbiness part, and all install a plurality of locking bolts on limiting plate and the last limiting plate down, the screw rod end of locking bolt offsets on the lateral wall of tubbiness part. The utility model discloses avoid transferring a face alignment clamping many times on the lathe, can realize a clamping, multistation processing to improve the lathe utilization ratio. In addition, this application has been solved because of pressing from both sides the problem that the dress leads to the product to warp many times to guarantee the stability of product size.

Description

Multi-station machining clamp for thin-wall irregular barrel-shaped parts

Technical Field

The utility model relates to a frock clamp technical field especially relates to thin wall irregular tubbiness part multistation adds clamping apparatus.

Background

When a thin-wall irregular barrel-shaped part is machined, the machining of each machined surface is realized by changing a part clamping mode for multiple times in the process, a C surface reference needs to be machined firstly, the barrel-shaped excircle reference is used for alignment, then an A end is flatly machined by using the C reference surface, a B end is machined by rotating a workbench, the clamping deformation risk exists in the process, the excircle needs to be aligned on a machine in the process of machining the C surface reference, the excircle needs to be aligned on the machine in the process of machining A, B, the time for alignment on the machine is too long, the machine tool capacity is low, and the working efficiency is low. And because the thin wall, the clamping can produce the deformation, and the machining size is unstable, can lead to the form and position tolerance of part to be not conform to the drawing requirement because the clamping warp, and produce the worker and waste.

Disclosure of Invention

The utility model discloses aim at solving prior art's not enough, and provide thin wall irregular tubbiness part multistation adds clamping apparatus.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: the multi-station processing clamp for the thin-wall irregular barrel-shaped parts comprises a mounting plate connected with a C-axis disc, wherein one side of the mounting plate, which is far away from the C-axis disc, is connected with a plurality of C-shaped supporting frames, the C-shaped supporting frames are vertical to the mounting plate, the barrel-shaped parts are positioned in the C-shaped supporting frames, one end of each barrel-shaped part is propped against a limiting plate, two ends of each limiting plate are fixed on the C-shaped supporting frames on the outermost side, a plurality of pressing plates are attached to the other ends of the barrel-shaped parts, and fixing bolts are arranged on the pressing plates, the pressing plate is fixed on the C-shaped support frame through a fixing bolt, the inner side of one end of the C-shaped support frame is connected with an arc-shaped upper limiting plate, the inner side of the other end of the C-shaped support frame is connected with an arc-shaped lower limiting plate, the lower limiting plate and the upper limiting plate are both attached to the outer side wall of the barrel-shaped part, and a plurality of locking bolts are arranged on the lower limiting plate and the upper limiting plate, and the screw ends of the locking bolts abut against the outer side wall of the barrel-shaped part.

Lower limiting plate and last limiting plate are all installed in the opening side of C shape support frame, prevent that tubbiness part from outwards removing.

The two ends of the C-shaped support frame are provided with clamping grooves, the upper limiting plate is installed in the clamping groove in the upper end of the C-shaped support frame, and the lower limiting plate is installed in the clamping groove in the lower end of the C-shaped support frame.

The number of the C-shaped support frames is 3.

The utility model has the advantages that: the utility model discloses avoid transferring a face alignment clamping many times on the lathe, can realize a clamping, multistation processing to improve the lathe utilization ratio. In addition, this application has been solved because of pressing from both sides the problem that the dress leads to the product to warp many times to guarantee the stability of product size.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along line D-D of FIG. 2;

FIG. 4 is a second schematic structural view of the present invention;

in the figure: 1-C shaft disc; 2-mounting the plate; a 3-C shaped support frame; 4-barrel parts; 5-limiting plate; 6-upper limiting plate; 7-a lower limiting plate; 8-locking the bolt; 9-lightening holes;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

as shown in fig. 1 to 4, the multi-station processing fixture for thin-wall irregular barrel-shaped parts comprises a mounting plate 2 connected with a C-axis disc 1, lightening holes 9 for lightening weight are arranged on the mounting plate 2, one side of the mounting plate 2 far away from the C-axis disc 1 is connected with 3C-shaped supporting frames 3, the C-shaped supporting frames 3 are perpendicular to the mounting plate 2, the barrel-shaped parts 4 are positioned in the C-shaped supporting frames 3, one end of each barrel-shaped part 4 abuts against a limiting plate 5, two ends of each limiting plate 5 are fixed on the outermost C-shaped supporting frame 3, the other end of each barrel-shaped part 4 is attached with a plurality of pressing plates, fixing bolts are arranged on the pressing plates, the pressing plates are fixed on the C-shaped supporting frames 3 through the fixing bolts, an arc-shaped upper limiting plate 6 is connected to the inner side of one end of each C-shaped supporting frame 3, an arc-shaped lower limiting plate 7 is connected to the inner side of the other end of each C-shaped supporting frame 3, and both the lower limiting plate 7 and the upper limiting plate 6 are attached to the outer side wall of each barrel-shaped part 4, and a plurality of locking bolts 8 are arranged on the lower limiting plate 7 and the upper limiting plate 6, and the screw ends of the locking bolts 8 are propped against the outer side wall of the barrel-shaped part 4.

The lower limiting plate 7 and the upper limiting plate 6 are both arranged on the opening side of the C-shaped supporting frame 3 to prevent the barrel-shaped part 4 from moving outwards, and the opening of the C-shaped supporting frame 3 is smaller than the diameter of the barrel-shaped part 4.

The both ends of C shape support frame 3 all are equipped with the draw-in groove, go up limiting plate 6 and install in the draw-in groove of C shape support frame 3 upper end, and lower limiting plate 7 is installed in the draw-in groove of 3 lower extremes of C shape support frame, and the angle of 4 one sides of tubbiness part and the inboard angle of C shape support frame keep unanimous down limiting plate 7 and last limiting plate 6, be convenient for laminate with the lateral wall of tubbiness part 4.

The utility model discloses a mounting panel 2 and C reel 1 are connected with screw, disposable alignment frock at the boring and milling center when working; the method comprises the following steps that a barrel-shaped part 4 to be processed sequentially penetrates into an inner cavity of a C-shaped support frame 3 from one side far away from a limiting plate 5, one end of the barrel-shaped part 4 is limited through the limiting plate 5, the other end of the barrel-shaped part is limited through a pressing plate, the pressing plate is fixed on the C-shaped support frame 3 through a fixing bolt, the outer circle of the barrel-shaped part 4 is located, the barrel-shaped part 4 is corrected, locking bolts 8 in the upper row and the lower row are screwed, and the barrel-shaped part 4 and a tool are located; then processing is started, A, B, C surfaces are realized technically, and one-time clamping processing is completed. Specifically, the processing of each surface is completed by rotating the worktable. After the machine tool is clamped and positioned at one time, a plurality of azimuth sizes are processed in a rotating mode, the utilization rate of the machine tool is improved, the aligning and clamping time of workers is reduced, and therefore production efficiency is greatly improved. The process route is optimized, the utilization rate of the machine tool is improved, and the processing cost is saved. Meanwhile, the problem that the thin-wall part is easy to deform and difficult to clamp is solved, and the form and position tolerance of the workpiece is guaranteed.

The utility model provides a "a number", "two" etc. are only in order to distinguish the name of different parts, do not represent its specification, do not represent its installation sequence yet.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims (4)

1. The multi-station processing clamp for the thin-wall irregular barrel-shaped parts is characterized by comprising a mounting plate (2) connected with a C-axis disc (1), wherein one side, far away from the C-axis disc (1), of the mounting plate (2) is connected with a plurality of C-shaped supporting frames (3), the C-shaped supporting frames (3) are perpendicular to the mounting plate (2), the barrel-shaped parts (4) are located in the C-shaped supporting frames (3), one ends of the barrel-shaped parts (4) abut against a limiting plate (5), two ends of the limiting plate (5) are fixed on the C-shaped supporting frames (3) on the outermost sides, a plurality of pressing plates are attached to the other ends of the barrel-shaped parts (4), fixing bolts are mounted on the pressing plates, the pressing plates are fixed on the C-shaped supporting frames (3) through the fixing bolts, an arc-shaped upper limiting plate (6) is connected to the inner side of one end of each C-shaped supporting frame (3), an arc-shaped lower limiting plate (7) is connected to the inner side of the other end of each C-shaped supporting frame (3), lower limiting plate (7) and last limiting plate (6) all laminate with the lateral wall of tubbiness part (4), and all install a plurality of locking bolt (8) on limiting plate (7) and last limiting plate (6) down, the screw rod end of locking bolt (8) offsets on the lateral wall of tubbiness part (4).

2. The multi-station machining clamp for the thin-wall irregular barrel-shaped parts as claimed in claim 1, characterized in that the lower limiting plate (7) and the upper limiting plate (6) are mounted on the opening side of the C-shaped supporting frame (3) to prevent the barrel-shaped parts (4) from moving outwards.

3. The multi-station machining clamp for the thin-wall irregular barrel-shaped parts as claimed in claim 2, wherein clamping grooves are formed in two ends of the C-shaped support frame (3), the upper limiting plate (6) is installed in the clamping grooves in the upper end of the C-shaped support frame (3), and the lower limiting plate (7) is installed in the clamping grooves in the lower end of the C-shaped support frame (3).

4. The thin-wall irregular barrel-shaped part multi-station machining clamp as claimed in claim 3, wherein the number of the C-shaped support frames (3) is 3.

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