Rapid positioning milling machine machining clamp

Abstract

The utility model relates to the technical field of milling machine accessories, and particularly discloses a quick positioning milling machine machining clamp which comprises a fixing disc and an adjusting ring. The side, close to the fixing disc, of the adjusting ring is connected with a sliding column and a sliding block, the fixing disc is provided with a first arc-shaped groove for sliding of the sliding column and a second arc-shaped groove for sliding of the sliding block, the sliding column is rotationally connected with an electric telescopic rod, and the end, away from the sliding column, of the electric telescopic rod is rotationally connected with the fixing disc. The side, away from the fixing disc, of the adjusting ring is rotationally connected with three sets of evenly-arranged limiting sleeves, supporting rods are slidably connected into the limiting sleeves, one ends of the supporting rods are connected with supporting columns, the supporting columns are rotationally connected with the fixing disc, and the ends, away from the supporting columns, of the supporting rods are connected with triangular cushion blocks. The electric telescopic rod stretches out and draws back to drive the adjusting ring to rotate, the adjusting ring can drive the limiting sleeve to move in the rotating process so as to drive the supporting rod to adjust the angle, the three sets of triangular cushion blocks can be matched to stably clamp and fix tubular parts with different outer diameters, and fixing is fast.

Description

Technical Field

[0001] The utility model relates to the technical field of milling machine accessories, in particular to a fast positioning milling machine processing fixture. Background Art

[0002] The milling machine processing fixture is an indispensable device in milling machine processing. It is mainly used to position and clamp the workpiece to ensure the processing accuracy and stability of the workpiece. When clamping tubular parts, the fixture clamps the parts in a centered manner to facilitate subsequent processing.

[0003] In a fast positioning milling machine processing fixture disclosed in the existing patent announcement number CN217453030U, support columns are provided at the four corners of the lower surface of the base plate, and a processing groove is opened on the upper surface of the base plate, which is characterized in that four adjustment holes are evenly opened on the inner cavity side of the processing groove, and auxiliary rods are slidably installed inside the adjustment holes, and one end of the auxiliary rod located inside the processing groove is fixedly connected with a clamping plate, and the clamping plate is an arc-shaped plate, and the outer side surface of the clamping plate is symmetrically provided with compression springs, and the two ends of the compression spring are respectively fixedly connected to the inner cavity side of the processing groove and the outer side surface of the clamping plate, and the compression springs are respectively placed on the upper and lower ends of the auxiliary rod, and the end of the auxiliary rod located outside the base plate is fixedly connected to the limiting plate; the metal block can be quickly positioned and fixedly clamped by the positioning and clamping unit arranged inside the processing groove; the positioning and clamping unit can be safely protected by the connecting rod and the top protective plate.

[0004] The above fixture can clamp tubular parts, but the clamping stability still needs to be improved, and during processing, the top protective plate is prone to enter the processing debris, affecting the subsequent adjustment. In view of the above problems, a fast positioning milling machine processing fixture is proposed. Utility Model Content

[0005] The utility model aims to provide a fast positioning milling machine processing fixture to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A fast positioning milling machine processing fixture, comprising a fixed plate and an adjusting ring;

[0008] The adjusting ring is connected to the sliding column and the slider at one side close to the fixed plate, the fixed plate is provided with a first arc groove for sliding the sliding column and a second arc groove for sliding the slider, the sliding column is rotatably connected to the electric telescopic rod, and the electric telescopic rod is rotatably connected to the fixed plate at one end away from the sliding column;

[0009] The adjusting ring is rotatably connected to the side away from the fixed disk with three groups of evenly arranged limit sleeves, the limit sleeve is slidably connected to the support rod, one end of the support rod is connected to the support column, the support column is rotatably connected to the fixed disk, and the end of the support rod away from the support column is connected to the triangular pad;

[0010] Two groups of clamping blocks are arranged in the circular hole of the fixing plate, and an adjusting piece for adjusting the movement of the clamping blocks is arranged on the side of the fixing plate away from the adjusting ring.

[0011] In an optional solution: the side of the fixing plate away from the adjusting ring is connected to the mounting plate through a plurality of connecting columns, and the mounting plate is provided with a plurality of mounting holes.

[0012] In an optional solution: the adjusting member comprises a pneumatic telescopic rod, and a piston rod at a power output end of the pneumatic telescopic rod is connected to a clamping block.

[0013] In an optional solution: the clamping block is connected to a guide rod at one side close to the pneumatic telescopic rod, and a guide groove for the guide rod to slide is provided on the inner wall of the circular hole of the fixed plate.

[0014] In an optional solution, the two groups of clamping blocks are symmetrically arranged, and the two groups of clamping blocks are connected to anti-slip pads on the sides away from each other.

[0015] In an optional solution: the side of the sliding block away from the adjusting ring is connected to a limiting block.

[0016] In an optional solution: both sides of the triangular pad are connected to the rotating shaft, and the support rod is provided with a rotating groove that cooperates with the rotating shaft.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] In the utility model, the electric telescopic rod can drive the adjusting ring to rotate when it is extended and retracted, and the adjusting ring can drive the limit sleeve to move during the rotation, thereby driving the support rod to adjust the angle. The three sets of triangular pads can be used to stably clamp and fix tubular parts with different outer diameters, and the fixation is fast;

[0019] In the utility model, the fixing plate and the adjusting ring are not provided with grooves on the side close to the processing part, so as to avoid the accumulation of debris in the grooves and the influence on the subsequent use of the clamps;

[0020] The arrangement of the clamping block in the utility model can further clamp and fix the inner wall of the tubular part, thereby improving the clamping stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the utility model.

[0022] Figure 2 It is a structural schematic diagram of the installation plate in the utility model.

[0023] Figure 3 It is a structural schematic diagram of one side of the fixed disk in the utility model.

[0024] Figure 4It is a partial structural schematic diagram of the utility model.

[0025] In the figure: 11, fixed plate; 12, adjusting ring; 13, limit sleeve; 14, support rod; 15, triangular pad; 16, support column; 17, mounting plate; 18, connecting column; 19, pneumatic telescopic rod; 20, clamping block; 21, guide rod; 22, electric telescopic rod; 23, sliding column; 24, first arc groove; 25, second arc groove; 26, slider; 27, limit block. DETAILED DESCRIPTION

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 4 , In this embodiment, a fast positioning milling machine processing fixture includes a fixed plate 11 and an adjustment ring 12;

[0029] The adjusting ring 12 is connected to a sliding column 23 and a slider 26 at one side close to the fixed plate 11. The fixed plate 11 is provided with a first arc groove 24 for sliding the sliding column 23 and a second arc groove 25 for sliding the slider 26. The sliding column 23 is rotatably connected to the electric telescopic rod 22. The electric telescopic rod 22 is rotatably connected to the fixed plate 11 at one end away from the sliding column 23.

[0030] When the electric telescopic rod 22 is telescopically adjusted, the sliding column 23 can slide in the first arc groove 24, and the sliding block 26 can slide in the second arc groove 25, so that the adjusting ring 12 can rotate stably;

[0031] The adjusting ring 12 is rotatably connected to the side away from the fixed plate 11 with three groups of uniformly arranged limit sleeves 13, the limit sleeves 13 are slidably connected to the support rod 14, one end of the support rod 14 is connected to the support column 16, the support column 16 is rotatably connected to the fixed plate 11, and the end of the support rod 14 away from the support column 16 is connected to the triangular pad 15;

[0032] When the adjusting ring 12 rotates, the support rod 14 slides in the limiting sleeve 13, and the limiting sleeve 13 can rotate on the adjusting ring 12, so that the support rod 14 can stably adjust the angle around the axis of the supporting column 16, and the triangular pad 15 contacts the outer wall of the tubular part for stable clamping and rapid positioning;

[0033] Two groups of clamping blocks 20 are arranged in the circular hole of the fixing plate 11, and an adjusting member for adjusting the movement of the clamping blocks 20 is arranged on the side of the fixing plate 11 away from the adjusting ring 12; the clamping blocks 20 can contact the inner wall of the tubular part to further clamp and fix the part;

[0034] In this embodiment, when the electric telescopic rod 22 is telescopically adjusted, the sliding column 23 can slide in the first arc groove 24, and the slider 26 can slide in the second arc groove 25, so that the adjustment ring 12 can rotate stably, and the extension length of the electric telescopic rod 22 is adjusted according to the size of the tubular part. The triangular pad 15 contacts the outer wall of the tubular part for stable clamping and rapid positioning. The adjusting member adjusts the clamping block 20 to clamp and fix the inner wall of the tubular part.

[0035] In another embodiment, the fixed plate 11 is connected to the mounting plate 17 via a plurality of connecting columns 18 on the side away from the adjusting ring 12, and a plurality of mounting holes are provided on the mounting plate 17. The mounting plate 17 can be installed at the corresponding fixture mounting position on the milling machine via corresponding mounting bolts, and the fixture can be installed vertically, horizontally or obliquely at the corresponding position according to actual conditions without affecting the use of the fixture.

[0036] In another embodiment, the adjusting member comprises a pneumatic telescopic rod 19, and a piston rod at a power output end of the pneumatic telescopic rod 19 is connected to a clamping block 20; when the pneumatic telescopic rod 19 is working, the clamping block 20 can be adjusted to perform a clamping operation.

[0037] In another embodiment, the clamping block 20 is connected to a guide rod 21 on one side close to the pneumatic telescopic rod 19, and the inner wall of the circular hole of the fixed plate 11 is provided with a guide groove for the guide rod 21 to slide; the guide rod 21 slides in the guide groove to improve the stability of the movement of the clamping block 20.

[0038] In another embodiment, the two groups of clamping blocks 20 are symmetrically arranged, and the two groups of clamping blocks 20 are connected to anti-slip pads on the sides away from each other, thereby improving the clamping stability of the clamping blocks 20.

[0039] In another embodiment, the slider 26 is connected to a limit block 27 at a side away from the adjustment ring 12 , so that the slider 26 can stably slide in the second arc groove 25 .

[0040] In another embodiment, both sides of the triangular pad 15 are connected to the rotating shaft, and the support rod 14 is provided with a rotating groove that cooperates with the rotating shaft; the triangular pad 15 can rotate, and when the angle of the support rod 14 changes, the triangular pad 15 can stably contact the outer wall of the tubular part.

[0041] When the utility model is used, when the electric telescopic rod 22 is telescopically adjusted, the sliding column 23 can slide in the first arc groove 24, and the sliding block 26 can slide in the second arc groove 25, so that the adjusting ring 12 can stably rotate, and the extension length of the electric telescopic rod 22 is adjusted according to the size of the tubular part. The triangular pad 15 contacts the outer wall of the tubular part for stable clamping and rapid positioning. The adjusting piece adjusts the clamping block 20 to clamp and fix the inner wall of the tubular part.

[0042] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A fast positioning milling machine processing fixture, comprising a fixed plate (11) and an adjustment ring (12); Features: The adjusting ring (12) is connected to a sliding column (23) and a sliding block (26) at a side close to the fixed plate (11); a first arc groove (24) for sliding the sliding column (23) and a second arc groove (25) for sliding the sliding block (26) are provided on the fixed plate (11); the sliding column (23) is rotatably connected to the electric telescopic rod (22); and the electric telescopic rod (22) is rotatably connected to the fixed plate (11) at one end away from the sliding column (23); The adjusting ring (12) is rotatably connected to the side away from the fixed disk (11) with three groups of uniformly arranged limiting sleeves (13), the limiting sleeves (13) are slidably connected to the support rod (14), one end of the support rod (14) is connected to the support column (16), the support column (16) is rotatably connected to the fixed disk (11), and the end of the support rod (14) away from the support column (16) is connected to the triangular pad (15); Two groups of clamping blocks (20) are arranged in the circular hole of the fixed disk (11), and an adjusting member for adjusting the movement of the clamping blocks (20) is arranged on the side of the fixed disk (11) away from the adjusting ring (12).

2. A fast positioning milling machine processing fixture according to claim 1, characterized in that: The side of the fixing plate (11) away from the adjusting ring (12) is connected to the mounting plate (17) via a plurality of connecting columns (18), and the mounting plate (17) is provided with a plurality of mounting holes.

3. The fast positioning milling machine processing fixture according to claim 1, characterized in that: The adjusting member comprises a pneumatic telescopic rod (19), and a piston rod at a power output end of the pneumatic telescopic rod (19) is connected to a clamping block (20).

4. A fast positioning milling machine processing fixture according to claim 3, characterized in that: The clamping block (20) is connected to a guide rod (21) on one side close to the pneumatic telescopic rod (19), and a guide groove for the guide rod (21) to slide is provided on the inner wall of the circular hole of the fixing plate (11).

5. The fast positioning milling machine processing fixture according to claim 1, characterized in that: The two groups of clamping blocks (20) are symmetrically arranged, and the two groups of clamping blocks (20) are connected to anti-slip pads on the sides away from each other.

6. The fast positioning milling machine processing fixture according to claim 1, characterized in that: The side of the sliding block (26) away from the adjusting ring (12) is connected to a limiting block (27).

7. The fast positioning milling machine processing fixture according to claim 1, characterized in that: Both sides of the triangular pad (15) are connected to a rotating shaft, and a rotating groove matching the rotating shaft is provided on the support rod (14).

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