Side face milling clamp

Abstract

The utility model relates to a side face milling clamp which comprises a table body, a clamping mechanism is installed on the table body, the clamping mechanism comprises two air expansion shafts, and the two air expansion shafts are arranged on the table body corresponding to two focuses of an oval ring. The milling device has the effect of conveniently milling the side face of the workpiece.

Description

Technical Field

[0001] This application relates to the field of milling machine fixtures, and more particularly to a side milling fixture. Background Technology

[0002] A milling machine is a machine tool that uses a milling cutter to machine various surfaces of a workpiece. Typically, the rotation of the milling cutter is the primary motion, while the movement of the workpiece and the cutter constitutes the feed motion. It can machine planes, grooves, various curved surfaces, gears, and more. During milling, the workpiece needs to be clamped in a fixture, and then the milling head drives the milling cutter to perform the milling process.

[0003] Existing workpieces such as Figure 1 As shown, it includes an elliptical ring 1 and a long strip 2 fixed on the elliptical ring 1. The widths of the two ends of the long strip 2 are different in the length direction. When milling all the outer sides of the existing workpiece, it is usually necessary to use multiple clamps to clamp each side separately and then mill each side. The entire milling process requires a lot of time to change the clamps of the workpiece. Utility Model Content

[0004] To facilitate side milling of workpieces, this application provides a side milling fixture.

[0005] The side milling fixture provided in this application adopts the following technical solution:

[0006] A side milling fixture includes a platform, on which a clamping mechanism is mounted. The clamping mechanism includes two air shafts, with the two air shafts corresponding to the two focal points of an elliptical ring disposed on the platform.

[0007] By adopting the above technical solution, the workpiece is positioned by using two air shafts in conjunction with the elliptical holes in the workpiece's elliptical ring, which facilitates direct milling of the four sides of the workpiece without the need to change the fixture and re-clamp the workpiece during face milling, thus simplifying the milling of the workpiece's sides.

[0008] Optionally, the clamping mechanism further includes an adjustment platform, which is mounted on a platform body. Two air shafts are slidably mounted on the adjustment platform and mounted on the platform body via the adjustment platform. The distance between the two air shafts is adjusted by sliding.

[0009] By adopting the above technical solution, and by adjusting the distance between the two air shafts on the adjustment table, the clamping mechanism can be used for workpieces with different elliptical hole sizes, thus expanding the applicability of the fixture.

[0010] Optionally, a guide rail is fixed on the adjustment platform, and a slider is fixed on the air shaft. The slider is slidably disposed on the guide rail, and a fixing bolt is threaded onto the slider, with the fixing bolt passing through the slider and abutting against the guide rail.

[0011] By adopting the technical scheme, the stability of the air expansion shaft sliding can be improved by the guide rail cooperating with the sliding block, and the probability of the air expansion shaft sliding under the action of external force after the adjustment is completed can be reduced by the reinforcement of the fixing bolt.

[0012] Optionally, the clamping mechanism is uniformly provided with a plurality of groups along the length direction of the table body.

[0013] By adopting the technical scheme, the setting of the plurality of groups of clamping mechanisms enables the clamp to clamp a plurality of workpieces at the same time, thereby improving the milling efficiency of the workpieces.

[0014] Optionally, the table body is provided with a cover body, the cover body covers the adjusting table, a plurality of waist-shaped through holes are formed in the cover body corresponding to the air expansion shaft, and the air expansion shaft extends out of the cover body through the waist-shaped through holes.

[0015] By adopting the technical scheme, the setting of the cover body can reduce the influence of the workpiece contacting the adjusting table on the adjustment of the air expansion shaft, and the setting of the waist-shaped through holes can not only enable the air expansion shaft to extend out of the cover body for fixing the workpiece, but also reduce the influence on the sliding adjustment of the air expansion shaft.

[0016] Optionally, the table body is provided with a milling surface clamping piece, the milling surface clamping piece comprises a fixed block and a clamping block, a corresponding workpiece-shaped embedding groove is formed in the fixed block, the clamping block is slidingly arranged on the fixed block, and the clamping block clamps the workpiece by sliding.

[0017] By adopting the technical scheme, the setting of the milling surface clamping piece can mill the end surface of the workpiece by clamping.

[0018] Optionally, the table body comprises a mounting table and a rotating table, the clamping mechanism and the milling surface clamping piece are detachably arranged on the mounting table, the rotating table is fixedly arranged at the end of the mounting table, and the rotating table is rotatably arranged on the milling machine tool table.

[0019] By adopting the technical scheme, the setting of the rotating table can facilitate the connection of the driving piece, thereby facilitating the rotation of the table body, the milling machining in a plurality of directions of the table body, and the detachable arrangement of the clamping mechanism and the milling surface clamping piece can enable the clamp to continue to be used by replacement when damage occurs.

[0020] Optionally, the mounting table is a rectangular table, a plurality of groups of clamping mechanisms are arranged on the opposite two side surfaces of the mounting table, one group of milling surface clamping pieces is arranged on the opposite two side surfaces of the mounting table, and the milling surface clamping pieces are arranged on mutually perpendicular surfaces of the clamping mechanisms.

[0021] By adopting the technical scheme, the milling end surface can be performed at the milling surface clamping piece after the milling side surface, no matter the rotation direction is forward or reverse, the processing error caused by installation error can be avoided, and it can be confirmed through viewing one surface whether the surface being processed is the milling side surface or the milling end surface.

[0022] To sum up, the present application has at least one of the following beneficial technical effects:

[0023] The two air expansion shafts are used for positioning the workpiece in the elliptical hole in the elliptical ring, so that the four side surfaces of the workpiece can be directly milled, and the workpiece does not need to be replaced and clamped when the surface is changed, which facilitates the milling of the side surface of the workpiece.

[0024] The spacing of the two air expansion shafts is adjusted on the adjusting table, so that the clamping mechanism can be used for workpieces with different sizes of elliptical holes, and the application range of the clamp is improved.

[0025] The milling surface clamping piece can be used for milling the end surface of the workpiece through clamping.

[0026] The rotating table is provided to facilitate the connection of the driving member, so that the rotation of the table body is facilitated, the milling is facilitated in multiple directions of the table body, and the detachable arrangement of the clamping mechanism and the milling surface clamping piece can continue to use the clamp by replacement when damage occurs.

[0027] The rotating table is provided to facilitate the connection of the driving member, so that the rotation of the table body is facilitated, the milling is facilitated in multiple directions of the table body, and the detachable arrangement of the clamping mechanism and the milling surface clamping piece can continue to use the clamp by replacement when damage occurs. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a schematic view of the overall structure of the workpiece.

[0029] Figure 2 It is a schematic view of the overall structure of the embodiment of the present application.

[0030] Figure 3 It is Figure 2 An enlarged view of part A in FIG.

[0031] Marked: 1, elliptical ring; 2, long strip block; 3, table body; 31, mounting table; 32, rotating table; 4, clamping mechanism; 41, air expansion shaft; 42, adjusting table; 5, guide rail; 6, sliding block; 7, fixing bolt; 8, cover body; 9, waist-shaped through hole; 10, milling surface clamping piece; 101, fixed block; 102, clamping block; 11, embedded groove. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings Figures 2-3The application is described in further detail.

[0033] First, it should be noted that in the description of the present application, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other orientation words appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of description, and does 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 therefore cannot be understood as a limitation on the present application; in addition, if the terms "first", "second", "third" and the like appear, they are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In addition, in the present application, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, interference fit, transition fit and other limiting connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium; therefore, for those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] The embodiment of the present application discloses a side milling clamp, referring to Figure 2 , including a table body 3, the table body 3 includes a rectangular cross-section long strip-shaped mounting table 31 and two circular rotating tables 32 fixed at both ends of the mounting table 31 in the length direction, the two circular rotating tables 32 are coaxially arranged and take the center point of the rectangle as the axis, the mounting table 31 is detachably installed with several groups of clamping mechanisms 4 and two groups of milling surface clamping pieces 10, the several groups of clamping mechanisms 4 are evenly installed on the mounting table 31 at the opposite two sides of the mounting table 31 respectively, the two groups of milling surface clamping pieces 10 are evenly installed on the mounting table 31 at the opposite two sides of the mounting table 31 respectively, the milling surface clamping piece 10 is installed on the mutually perpendicular surface by the clamping mechanism 4, the milling surface clamping piece 10 and the clamping mechanism 4 are spaced apart, after one side milling, whether forward or reverse rotation, the milling surface clamping piece 10 can be rotated to the milling end surface, which can avoid processing errors caused by installation errors, and also can confirm whether the current processing surface is milling side surface or milling end surface by watching one surface.

[0035] Referring to Figure 2 and Figure 3The clamping mechanism 4 comprises an adjusting table 42 detachably mounted on the mounting table 31 and two air expansion shafts 41, the two air expansion shafts 41 are slidingly arranged on the adjusting table 42, the two air expansion shafts 41 are arranged on the table body 3 through the adjusting table 42, the two air expansion shafts 41 adjust the distance between the two air expansion shafts 41 through sliding, the two air expansion shafts 41 are arranged on the table body 3 corresponding to the two foci of the elliptical ring 1 through the adjustment of the distance, the positioning of the workpiece is realized through the cooperation of the two air expansion shafts 41 and the elliptical hole in the workpiece elliptical ring 1, so that the four side surfaces of the workpiece can be conveniently and directly milled, and the clamps do not need to be replaced and the workpiece does not need to be clamped again when the surface milling is changed, which facilitates the milling of the side surface of the workpiece, and the adjustable air expansion shaft 41 can be suitable for different elliptical holes.

[0036] Referring to Figure 2 and Figure 3 , the adjusting table 42 is fixed with a T-shaped guide rail 5, the air expansion shaft 41 is fixed with a sliding block 6, the sliding block 6 is provided with a T-shaped slot, the sliding block 6 is slidingly arranged on the adjusting table 42 through the cooperation of the T-shaped slot and the T-shaped guide rail 5, the sliding block 6 is threadedly connected with a fixing bolt 7, the fixing bolt 7 penetrates through the sliding block 6 and abuts against the guide rail 5, the fixing bolt 7 is loosened, the sliding block 6 can slide with the air expansion shaft 41 on the adjusting table 42, the fixing bolt 7 is tightened, and the sliding block 6 is fixedly arranged on the adjusting table 42, so as to reduce the probability of sliding of the air expansion shaft 41 after the adjustment caused by external force.

[0037] Referring to Figure 2 and Figure 3 , the table body 3 is provided with a cover body 8, the cover body 8 covers all the adjusting tables 42 on one side of the mounting table 31, a plurality of waist-shaped through holes 9 are formed in the cover body 8 corresponding to the air expansion shaft 41, the air expansion shaft 41 extends out of the cover body 8 through the waist-shaped through hole 9, and the setting of the cover body 8 can reduce the influence of the workpiece contacting the adjusting table 42 on the adjustment of the air expansion shaft 41. The waist-shaped through hole 9 can not only make the air expansion shaft 41 extend out of the cover body 8 for fixing the workpiece, but also reduce the influence on the sliding adjustment of the air expansion shaft 41.

[0038] Referring to Figure 2 and Figure 3 , the milling surface clamping piece 10 comprises a fixed block 101 detachably mounted on the mounting table 31 and a clamping block 102 slidingly arranged on the fixed block 101 through an electric push cylinder, the fixed block 101 is provided with an embedding groove 11 corresponding to the shape of the workpiece, and the clamping block 102 is close to or away from the fixed block 101 through sliding, when the workpiece is embedded in the embedding groove 11, the clamping block 102 is close to the fixed block 101 to clamp the workpiece, and the depth of the embedding groove 11 is smaller than the thickness of the workpiece, so that the surface of the workpiece placed in the embedding groove 11 which needs to be milled can be exposed outside, thereby facilitating the milling of the end surface of the workpiece.

[0039] The implementation principle of the embodiment of the application is as follows: the two-bar gas expansion shaft 41 is adjusted according to the focal point position of the elliptical hole of the workpiece, then several batches of workpieces without milling processing are installed on the table body 3 through the clamping mechanism 4, then the table body 3 is installed into the milling machine to perform milling processing on the side surface of the workpiece, after the side surface milling processing of two batches to three batches of workpieces is completed, the workpiece without processing is installed on the clamping mechanism 4, and the workpiece with the side surface milled is installed on the milling surface clamping piece 10, then the table body 3 is installed into the milling machine to perform milling processing on the side surface and the end surface; while the milling machine performs the milling processing on the side surface and the end surface, another batch of workpieces without milling processing and the workpiece with the side surface milled are installed on another table body 3 outside the milling machine, after the workpiece on the table body 3 in the milling machine is processed, the table body 3 is replaced, and the workpiece on the other table body 3 is processed, until all the workpieces to be processed are completely milled and processed.

[0040] It should be noted that the above embodiments are only used to illustrate the application and not to limit the technical solutions described in the application. Although the application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the skilled in the art can still modify or equivalently replace the application, and all technical solutions and improvements that do not deviate from the spirit and scope of the application should be covered in the scope of the claims of the application.

Claims

1. A side milling jig comprising a table body (3), characterized in that: The clamping mechanism (4) is installed on the table body (3), the clamping mechanism (4) includes two air expansion shafts (41), the two air expansion shafts (41) are arranged on the table body (3) corresponding to the two foci of the elliptical ring (1), the clamping mechanism (4) further includes an adjusting table (42), the adjusting table (42) is arranged on the table body (3), the two air expansion shafts (41) are slidably arranged on the adjusting table (42), the two air expansion shafts (41) are arranged on the table body (3) through the adjusting table (42), and the spacing between the two air expansion shafts (41) is adjusted by sliding.

2. A side milling jig according to claim 1, characterized in that: The adjusting table (42) is fixed with a guide rail (5), the air expansion shaft (41) is fixed with a sliding block (6), the sliding block (6) is slidably arranged on the guide rail (5), and the sliding block (6) is threadedly connected with a fixing bolt (7), the fixing bolt (7) penetrates through the sliding block (6) and abuts against the guide rail (5).

3. A side milling jig according to claim 2, wherein: The clamping mechanism (4) is evenly arranged on the table body (3) along the length direction of the table body (3).

4. A side milling jig according to claim 3, wherein: The table body (3) is provided with a cover body (8), the cover body (8) covers the outside of the adjusting table (42), a plurality of waist-shaped through holes (9) are formed in the cover body (8) corresponding to the air expansion shaft (41), and the air expansion shaft (41) extends out of the cover body (8) through the waist-shaped through hole (9).

5. A side milling jig according to claim 4, wherein: The table body (3) includes a mounting table (31) and a rotating table (32), the clamping mechanism (4) and the milling surface clamping piece (10) are detachably arranged on the mounting table (31), the rotating table (32) is fixedly arranged on the end of the mounting table (31), and the rotating table (32) is rotatably arranged on the milling machine tool table.

6. A side milling jig according to claim 5, wherein: The mounting table (31) is a rectangular table, a plurality of sets of clamping mechanisms (4) are arranged on the opposite two side faces of the mounting table (31), and a set of milling surface clamping pieces (10) are arranged on the opposite two side faces of the mounting table (31), and the milling surface clamping piece (10) is arranged on the mutually perpendicular face of the clamping mechanism (4).

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