CN223862870U - Supporting structure is made to high-strength aluminum alloy laser vibration material disk - Google Patents

Abstract

The utility model discloses a high-strength aluminum alloy laser additive manufacturing supporting structure which comprises an equipment body, wherein supporting seats are arranged at four corners below the equipment body, supporting columns are arranged at the center of the equipment body, a plurality of sliding grooves are formed in the peripheral surface of the outer side of each supporting column, clamping blocks are arranged in the sliding grooves, moving grooves are formed in the supporting columns, supporting plates are coaxially arranged on the supporting columns, the supporting plates are arranged in the moving grooves, a fixing frame is arranged below the equipment body, a telescopic cylinder is fixedly arranged on the fixing frame, the output end of the telescopic cylinder is connected with a transmission mechanism, the transmission mechanism is connected with the clamping blocks, the telescopic cylinder drives the transmission mechanism to expand and contract, and accordingly the transmission mechanism drives the clamping blocks to reciprocate in the sliding grooves, the clamping blocks support thin-wall parts, deformation of the thin-wall parts caused by overlarge thermal stress is avoided, and accordingly the supporting effect of the supporting structure is improved.

Description

Supporting structure is made to high-strength aluminum alloy laser vibration material disk

Technical Field

The utility model belongs to the technical field of thin-wall part processing support, and particularly relates to a high-strength aluminum alloy laser additive manufacturing support structure.

Background

The support structure in the high-strength aluminum alloy laser additive manufacturing refers to the support structure which is added in order to ensure that parts can be successfully manufactured and avoid the problems of deformation and stress concentration in the manufacturing process when the laser additive manufacturing is used, and the probability of deformation of formed parts caused by uneven heat balance is higher in the forming process compared with the forming process of other metal powder because the thermal stress is large in the forming process of the high-strength alloy structure in the laser selective melting forming process.

In the prior art, the supporting structure for manufacturing the high-strength aluminum alloy laser additive mainly adopts the free support of each region, and the problems of different supporting structures, uneven quantity and the like of each region lead to larger temperature difference of the regions, and the normal forming of the structure can not be ensured due to the deformation of parts caused by uneven thermal stress, therefore, the non-uniformity of the thermal stress can be reduced by optimizing the layout, the shape and the density of the supporting structure, particularly, when the thin-walled annular part is supported, the supporting structure is gradually added according to the geometric shape and the manufacturing process of the part in the prior art, so that the pressure on the thin-walled part is reduced, but the supporting structure is removed after the part is manufactured, the supporting structure is a very complex process, the surface quality of a workpiece can be influenced by removing the supporting structure, and the part itself can be damaged if the supporting structure is improperly operated.

Disclosure of utility model

The utility model aims to provide a high-strength aluminum alloy laser additive manufacturing support structure so as to solve the problems.

The technical scheme includes that the high-strength aluminum alloy laser additive manufacturing supporting structure comprises an equipment body, supporting seats are arranged at four corners below the equipment body, supporting columns are arranged at the center of the equipment body, a plurality of sliding grooves are formed in the peripheral surface of the outer side of each supporting column, clamping blocks are arranged in the sliding grooves, the supporting columns penetrate through the equipment body, moving grooves are formed in the supporting columns, supporting plates are coaxially arranged on the supporting columns, the supporting plates are arranged in the moving grooves, a fixing frame is arranged below the equipment body, a telescopic cylinder is fixedly arranged on the fixing frame, a transmission mechanism is connected to the output end of the telescopic cylinder, the transmission mechanism is connected with the clamping blocks, and the telescopic cylinder drives the transmission mechanism to expand and contract, so that the transmission mechanism drives the clamping blocks to reciprocate in the sliding grooves, and the clamping blocks support thin-wall parts.

Preferably, the transmission mechanism comprises a rotating plate, a connecting rod and a moving block, wherein the rotating plate and the supporting column are coaxially arranged, the rotating plate is rotationally arranged on the supporting column, the connecting rods are rotationally connected at four corners of the rotating plate, one end of each connecting rod is connected with the moving block, the moving block is arranged in the sliding groove, and the moving block is fixedly connected with the clamping block.

Preferably, the clamping plate is fixedly connected to the upper side of the clamping block, an inclined plane is formed at the joint of the clamping block and the clamping plate, and the supporting plate is attached to the surface of the clamping plate through the inclined plane when the clamping block moves.

Preferably, the linear array is provided with a plurality of fixed columns on the grip block, and all offered the mounting hole on the fixed column, be provided with connecting spring in the mounting hole, connecting spring one end and mounting hole bottom fixed connection, the connecting spring other end is connected with the bracing piece.

Preferably, the supporting plate is rotatably arranged on the supporting column, and the supporting plate is detachably connected with the supporting column, so that the supporting plate can be replaced according to the size of the thin-wall part.

The utility model has the technical effects and advantages that the supporting plates with different diameters are replaced according to different sizes of the thin-wall parts, so that the thin-wall parts can be supported better, after the thin-wall parts are machined, the telescopic cylinders stretch out to drive the transmission mechanism to shrink, so that the transmission mechanism drives the clamping blocks to slide in the sliding grooves, the clamping plates arranged above the clamping blocks are attached to the circumferential surfaces of the supporting plates, the supporting rods arranged by the clamping plates slide in the mounting holes, and then the supporting rods can be attached to the surfaces of the parts for supporting, thereby avoiding deformation phenomenon caused by overlarge thermal stress in the thin-wall parts, further improving the supporting effect of the supporting structure, and simultaneously, the clamping plates are arranged around the supporting plates, uniformly supporting the parts by utilizing the plurality of clamping plates, and the supporting rods on the clamping plates can form multi-point support for the surfaces of the parts, so as to avoid the phenomenon of distortion caused by uneven supporting force of the parts.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a bottom view of the overall structure of the present utility model;

FIG. 3 is a half cross-sectional view of the overall structure of the present utility model;

FIG. 4 is a schematic view showing the overall structure of the clamping block and the clamping plate according to the present utility model.

In the figure:

1. The device comprises a device body, 11, a supporting seat, 12, a supporting column, 121, a moving groove, 13, a sliding groove, 2, a supporting plate, 3, a fixing frame, 31, a telescopic cylinder, 4, a transmission mechanism, 41, a rotating plate, 42, a connecting rod, 43, a moving block, 5, a clamping block, 51, an inclined plane, 52, a clamping plate, 53, a fixing column, 531, a mounting hole, 54, a connecting spring, 55 and a supporting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a high-strength aluminum alloy laser additive manufacturing supporting structure as shown in fig. 1-4, which comprises an equipment body 1, wherein supporting seats 11 are arranged at four corners below the equipment body 1, supporting columns 12 are arranged at the center of the equipment body 1, a plurality of sliding grooves 13 are arranged on the peripheral surface of the outer side of the supporting columns 12 in the equipment body 1, clamping blocks 5 are arranged in the sliding grooves 13, the supporting columns 12 penetrate through the equipment body 1, a moving groove 121 is formed in the supporting columns 12, supporting plates 2 are coaxially arranged on the supporting columns 12, the supporting plates 2 are arranged in the moving groove 121, a fixing frame 3 is arranged below the equipment body 1, a telescopic cylinder 31 is fixedly arranged on the fixing frame 3, the output end of the telescopic cylinder 31 is connected with a transmission mechanism 4, the transmission mechanism 4 is connected with the clamping blocks 5, and the telescopic cylinder 31 drives the transmission mechanism 4 to be unfolded and contracted, so that the transmission mechanism 4 drives the clamping blocks 5 to reciprocate in the sliding grooves 13, and the clamping blocks 5 support thin-wall parts.

Specifically, the transmission mechanism 4 includes a rotating plate 41, a connecting rod 42 and a moving block 43, the rotating plate 41 and the support column 12 are coaxially arranged, the rotating plate 41 is rotatably arranged on the support column 12, the connecting rod 42 is rotatably connected to four corners of the rotating plate 41, one end of the connecting rod 42 is connected with the moving block 43, the moving block 43 is arranged in the sliding groove 13, and the moving block 43 is fixedly connected with the clamping block 5.

Specifically, clamping block 5 top fixedly connected with grip block 52, grip block 5 and grip block 52 junction have offered inclined plane 51, and the grip block 5 moves the time through inclined plane 51 with backup pad 2 laminating grip block 52 surface.

Specifically, a plurality of fixing columns 53 are arranged on the clamping plate 52 in a linear array manner, mounting holes 531 are formed in the fixing columns 53, connecting springs 54 are arranged in the mounting holes 531, one ends of the connecting springs 54 are fixedly connected with the bottom surfaces of the mounting holes 531, and the other ends of the connecting springs 54 are connected with supporting rods 55.

Specifically, the support plate 2 is rotatably arranged on the support column 12, and the support plate 2 is detachably connected with the support column 12, so that the support plate 2 can be replaced according to the size of the thin-wall part.

Working principle: in the high-strength aluminum alloy laser material-increasing processing process, after the bottom of a part is formed, an operator starts a telescopic cylinder 31 at the moment, the telescopic cylinder 31 stretches out to drive any moving block 43 to move in a sliding groove 13, at the moment, the moving block 43 drives a rotating plate 41 to rotate through a connecting rod 42, because the connecting rod is V-shaped, when the moving block 43 moves, the rotating rod is extruded by the moving block 43, thereby driving the rotating plate 41 to rotate, the rotating plate rotates to drive other moving blocks 43 to move in the sliding groove, at the moment, a clamping block 5 on the moving block 43 moves in the sliding groove 13, by utilizing an inclined surface 51 arranged on the clamping block 5, when the clamping block 5 moves towards the supporting plate 2, the inclined surface 51 on the clamping block 5 can be attached to the bottom surface of the supporting plate 2, the clamping block 5 continuously moves, because the inclined plane 51 on the clamping block 5 makes the backup pad 2 remove on the support column 12, when the bottom contact that the bracing piece 55 and part were formed, stop the removal of cylinder this moment, along with the other part of part is processed, backup pad 2 on the clamping plate 52 homoenergetic is supported the circumference surface of thin wall part, avoid thin wall part thermal stress too big to lead to its phenomenon of deformation, thereby improve bearing structure's supporting effect, bracing piece 55 is connected with mounting hole 531 bottom through connecting spring 54 simultaneously, the joining of spring can provide an adjustable flexible support, such design makes bearing structure can adapt to different thermal deformation, avoid because of supporting too firm stress concentration or produce the indentation to the part surface, thereby further improve bearing structure's supporting effect.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims (5)

1. The utility model provides a bearing structure is made to high strength aluminum alloy laser vibration material disk, includes equipment body (1), four corners departments in equipment body (1) below are provided with supporting seat (11), a serial communication port, equipment body (1) central point puts department and is provided with support column (12), and equipment body (1) are provided with a plurality of sliding tray (13) in support column (12) outside circumference surface department, and a plurality of all be provided with grip block (5) in sliding tray (13), support column (12) run through equipment body (1) setting, and set up movable groove (121) on support column (12), support column (12) coaxial are provided with backup pad (2), backup pad (2) set up in movable groove (121), equipment body (1) below is provided with mount (3), be provided with telescopic cylinder (31) on the mount (3), telescopic cylinder (31) output is connected with drive mechanism (4), and drive mechanism (4) are connected with grip block (5), telescopic cylinder (31) drive mechanism (4) and shrink mechanism (4) to drive movable groove (5) to make reciprocating motion in grip block (5) to grip block (5).

2. The high-strength aluminum alloy laser additive manufacturing support structure according to claim 1, wherein the transmission mechanism (4) comprises a rotating plate (41), a connecting rod (42) and a moving block (43), the rotating plate (41) and the supporting column (12) are coaxially arranged, the rotating plate (41) is rotatably arranged on the supporting column (12), the connecting rods (42) are rotatably connected at four corners of the rotating plate (41), one end of each connecting rod (42) is connected with the moving block (43), the moving block (43) is arranged in the sliding groove (13), and the moving block (43) is fixedly connected with the clamping block (5).

3. The high-strength aluminum alloy laser additive manufacturing support structure of claim 1, wherein a clamping plate (52) is fixedly connected above the clamping block (5), an inclined plane (51) is formed at the joint of the clamping block (5) and the clamping plate (52), and the supporting plate (2) is attached to the clamping plate (52) through the inclined plane (51) when the clamping block (5) moves.

4. The high-strength aluminum alloy laser additive manufacturing support structure according to claim 3, wherein a plurality of fixing columns (53) are arranged on the clamping plate (52) in a linear array mode, mounting holes (531) are formed in the fixing columns (53), connecting springs (54) are arranged in the mounting holes (531), one ends of the connecting springs (54) are fixedly connected with the bottom surfaces of the mounting holes (531), and supporting rods (55) are connected to the other ends of the connecting springs (54).

5. The high-strength aluminum alloy laser additive manufacturing support structure of claim 1, wherein the support plate (2) is rotatably arranged on the support column (12), and the support plate (2) is detachably connected with the support column (12), so that the support plate (2) can be replaced according to the size of the thin-wall part.