A machining positioning tool suitable for cast aluminum parts

Abstract

The utility model relates to a processing and positioning tool suitable for cast aluminum parts, including a bottom plate, support seats are arranged on both sides of the upper surface of the bottom plate, a group of L-shaped mounting plates are symmetrically arranged between the two support seats, a base plate is arranged between the two L-shaped mounting plates, and two groups of clamp assemblies are arranged on the upper surface of the base plate; each group of clamp assemblies includes a bottom support block, an outer support block, an inner support column, a top locking piece and a side top tightening piece, and the bottom support block, the outer support block and the top locking piece are all provided with three groups, the three groups of bottom support blocks are respectively supported on the bottom of the middle body and the two side bodies, the three groups of outer support blocks are respectively abutted on the outer side of the middle body and the ends of the two side bodies, the three groups of top locking pieces are respectively abutted on the top of the middle body and the two side bodies, and the inner support column and the side top tightening piece cooperate to clamp the inner and outer sides of one of the side bodies. The utility model can quickly and accurately position cast aluminum parts, and improves processing accuracy and efficiency.

Description

Technical Field

[0001] The utility model relates to a processing positioning tool, in particular to a processing positioning tool suitable for cast aluminum parts, and belongs to the technical field of mechanical processing. Background Art

[0002] Cast aluminum parts are common parts in industrial production and are widely used in the fields of automobiles, aviation, machinery, etc. In the traditional processing of cast aluminum parts, due to the complex shapes and various sizes of the parts, multiple clamping and adjustments are often required, which is not only time-consuming and labor-intensive, but also easily leads to a decrease in processing accuracy. In addition, cast aluminum materials are relatively soft and easily deformed during processing, further affecting the processing quality of the parts.

[0003] Therefore, developing a tooling that can quickly and accurately position and fix cast aluminum parts is of great significance to improving processing efficiency and product quality. Utility Model Content

[0004] The utility model mainly aims at the above-mentioned problems existing in the prior art and provides a processing positioning tool suitable for cast aluminum parts.

[0005] The purpose of this utility model is mainly achieved through the following solutions:

[0006] The cam is provided with a plurality of L-shaped mounting plates, each of which has a plurality of L-shaped mounting plates, and a plurality of L-shaped mounting plates are provided on the cam surface.

[0007] Preferably, the outer side of the L-shaped mounting plate is rotatably connected to the corresponding supporting seat via a rotating shaft.

[0008] Preferably, the bottom of the bottom support block is detachably fixed to the upper surface of the base plate by bolts.

[0009] Preferably, the outer supporting block comprises a first mounting seat and a first limiting block mounted on the inner side of the first mounting seat and in contact with the cast aluminum part.

[0010] Preferably, the top locking member includes a second mounting seat and a first clamping member installed on the second mounting seat, the first clamping member includes a first telescopic member, a connecting block, a connecting plate and a clamping claw, the fixed end of the first telescopic member is installed on the upper surface of the second mounting seat, the telescopic end of the first telescopic member is rotatably connected to one end of the clamping claw through a rotating shaft, the connecting block is fixedly installed on the first telescopic member, and the two sides of the connecting block are rotatably connected to connecting plates through a rotating shaft, and the upper end of the connecting plate is rotatably connected to the clamping claw through the rotating shaft.

[0011] Preferably, a second limiting block in contact with the cast aluminum part is provided at the lower part of the other end of the clamp.

[0012] Preferably, the bottom of the inner support column is detachably fixed to the upper surface of the base plate by bolts, and the outer side wall of the inner support column abuts against the inner side of one of the side bodies.

[0013] Preferably, the side tightening member includes a third mounting seat and a second clamping member installed on the third mounting seat, the second clamping member includes a second telescopic member, a third limit block and a guide column, the fixed end of the second telescopic member is installed on one side of the third mounting seat, the telescopic end of the second telescopic member is fixedly connected to one end of the third limit block, one end of the guide column is fixedly connected to the other end of the third limit block, and the third mounting seat is provided with a sliding hole, and the guide column is slidably connected in the sliding hole.

[0014] Preferably, the two groups of clamp assemblies are centrally symmetrical or axially symmetrical.

[0015] Therefore, compared with the prior art, the utility model has the following advantages:

[0016] (1) The utility model provides a support seat, an L-shaped mounting plate and a base plate, and the L-shaped mounting plate and the base plate can be rotated during the processing, thereby adjusting the angle of the fixture assembly and the cast aluminum part on the base plate, so as to facilitate the processing of different end faces of the cast aluminum part;

[0017] (2) The utility model can limit the cast aluminum parts in multiple directions by providing the bottom support block, the outer support block, the inner support column, the top locking member and the side pressing member. On the one hand, the stability of the cast aluminum parts during the processing is ensured and the processing accuracy is improved. On the other hand, the deformation problem of the cast aluminum parts during the processing is effectively avoided;

[0018] (3) The utility model has a simple overall structure and is easy to operate, which reduces the skill requirements of the operator and is easy to promote and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is the front view of the utility model;

[0020] Figure 2 It is a top view of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the cast aluminum parts to be processed in the utility model;

[0022] Figure 4 It is a structural schematic diagram of the clamp assembly in the utility model;

[0023] Figure 5 It is a schematic diagram of the structure of the clamp assembly clamping the cast aluminum part in the utility model;

[0024] Figure 6 It is a schematic structural diagram of another angle of the clamp assembly of the utility model for clamping the cast aluminum part.

[0025] Illustrations: 1-middle body, 2-side body, 3-bottom plate, 4-support seat, 5-L-shaped mounting plate, 6-base plate, 7-clamp assembly, 8-bottom support block, 9-outer support block, 10-inner support column, 11-top locking piece, 12-side tightening piece, 13-first mounting seat, 14-first limit block, 15-second mounting seat, 16-first telescopic piece, 17-connecting block, 18-connecting plate, 19-clamping claw, 20-second limit block, 21-third mounting seat, 22-second telescopic piece, 23-third limit block, 24-guide column, 25-sliding hole. DETAILED DESCRIPTION

[0026] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0027] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods.

[0028] Embodiment 1:

[0029] like Figure 1 , 2As shown in Figures 3 and 4, the utility model provides a technical solution, a processing positioning tool suitable for cast aluminum parts. The cast aluminum parts are in a U-shaped structure, and are composed of a middle body 1 and side bodies 2 integrally arranged on both sides of the middle body 1. The processing positioning tool is mainly used for positioning and clamping the cast aluminum parts with a U-shaped structure, so as to facilitate processing with a machine tool.

[0030] The processing positioning tooling includes a base plate 3, which is detachably fixed to the processing station of the machine tool by bolts, and support seats 4 are fixedly installed on the left and right sides of the upper surface of the base plate 3 by bolts, and a group of L-shaped mounting plates 5 are symmetrically arranged between the two support seats 4, and a base plate 6 is fixedly installed between the two L-shaped mounting plates 5 by bolts, and two groups of clamp assemblies 7 are installed on the upper surface of the base plate 6.

[0031] like Figure 4 As shown, each set of clamp assemblies 7 is composed of a bottom support block 8, an outer support block 9, an inner support column 10, a top locking piece 11 and a side pressing piece 12. The bottom support block 8, the outer support block 9 and the top locking piece 11 are each provided with three groups. The three groups of bottom support blocks 8 are respectively supported on the bottom of the middle body 1 and the two side bodies 2, the three groups of outer support blocks 9 are respectively abutted against the outer side of the middle body 1 and the ends of the two side bodies 2, the three groups of top locking pieces 11 are respectively abutted against the top of the middle body 1 and the two side bodies 2, the inner support column 10 cooperates with the side pressing piece 12 to clamp the inner and outer sides of one of the side bodies 2, and can limit the cast aluminum parts in multiple directions, thereby ensuring the stability of the cast aluminum parts during processing.

[0032] Specifically, the middle part of the outer side of the L-shaped mounting plate 5 is rotatably connected to the corresponding support seat 4 through a laterally arranged rotating shaft, a bearing is installed inside the support seat 4, the rotating shaft is rotatably connected to the support seat 4 through the bearing, and one of the rotating shafts is connected to the driving motor (not shown in the figure) after passing through the bearing, and the driving motor is fixedly installed on one side of the support seat 4 by bolts, and the output shaft of the driving motor is fixedly connected to the rotating shaft, and the driving motor can drive the rotating shaft and the L-shaped mounting plate 5 to rotate, thereby realizing the rotation of the base plate 6, the clamp assembly 7 and the cast aluminum parts.

[0033] Specifically, the two groups of clamp assemblies 7 are centrally symmetrical or axially symmetrical, and cross clamping can save downtime and improve production efficiency.

[0034] Embodiment 2:

[0035] like Figure 4 , 5As shown in , 6, the utility model provides another technical solution, a processing positioning tool suitable for cast aluminum parts, which is different from Example 1 in that the bottom of the bottom support block 8 is detachably fixed to the upper surface of the base plate 6 by bolts, and the bottom support block 8 is made of rubber as a whole or a rubber pad is bonded to the upper surface of the bottom support block 8.

[0036] Specifically, the outer support block 9 is composed of a first mounting seat 13 and a first limit block 14 installed on the inner side of the first mounting seat 13 and in contact with the cast aluminum part. The first mounting seat 13 is fixed to the upper surface of the substrate 6 by bolts, and the first limit block 14 is fixed to the inner side of the first mounting seat 13 by bolts. The first limit block 14 is made of rubber.

[0037] Specifically, the top locking member 11 is composed of a second mounting seat 15 and a first clamping member installed on the second mounting seat 15, and the second mounting seat 15 is fixedly installed on the upper surface of the base plate 6 by bolts, and the first clamping member is composed of a first telescopic member 16, a connecting block 17, a connecting plate 18 and a clamping claw 19. The fixed end of the first telescopic member 16 is fixedly installed on the upper surface of the second mounting seat 15 by bolts, and the telescopic end of the first telescopic member 16 is rotatably connected to one end of the clamping claw 19 by a rotating shaft. The connecting block 17 is welded or bolted to the first telescopic member 16, and the two sides of the connecting block 17 are rotatably connected with the connecting plate 18 by a rotating shaft. The upper end of the connecting plate 18 is rotatably connected to the clamping claw 19 by a rotating shaft, and the telescopic end of the first telescopic member 16 extends upward to realize the downward pressing and locking of the clamping claw 19.

[0038] Specifically, the lower part of the other end of the clamping jaw 19 is fixedly connected or bonded with a second limit block 20 that contacts the cast aluminum part through bolts, and the second limit block 20 is made of rubber.

[0039] Embodiment 3:

[0040] like Figure 4 , 5 As shown in Figure 6, the utility model provides another technical solution, a processing and positioning tool suitable for cast aluminum parts, which is different from Example 1 in that the bottom of the inner support column 10 is detachably fixed to the upper surface of the base plate 6 by bolts, and the outer wall of the inner support column 10 is in contact with the inner side of one of the side bodies 2. The outer wall of the inner support column 10 should be bonded or fixed with a circle of rubber pads, and in order to facilitate the initial and precise positioning of the cast aluminum parts, on the one hand, the outer wall of the inner support column 10 is in contact with the inner side of one of the side bodies 2, and on the other hand, the outer wall of the inner support column 10 is in contact with the inner side of the middle body 1, so that the cast aluminum parts can be directly and accurately placed on the bottom support block 8 through the outer support block 9 and the inner support column 10.

[0041] Specifically, the side tightening member 12 is composed of a third mounting seat 21 and a second clamping member installed on the third mounting seat 21. The third mounting seat 21 is fixedly installed on the upper surface of the base plate 6 by bolts. The second clamping member is composed of a second telescopic member 22, a third limit block 23 and a guide column 24. The fixed end of the second telescopic member 22 is fixedly installed on one side of the third mounting seat 21 by bolts. The telescopic end of the second telescopic member 22 is fixedly connected to one end of the third limit block 23 by bolts. One end of the guide column 24 is fixedly connected to the other end of the third limit block 23 by bolts. A sliding hole 25 is provided on the third mounting seat 21. The guide column 24 is slidably connected in the sliding hole 25. In the process of the second telescopic member 22 driving the third limit block 23 to move, the guide column 24 can move along the sliding hole 25, which plays a good guiding role. The third limit block 23 is made of rubber.

[0042] In the present application, the first telescopic member 16 and the second telescopic member 22 are made of air cylinders, hydraulic cylinders or push rod motors, and in this embodiment, air cylinders are used.

[0043] The utility model provides a processing positioning tool suitable for cast aluminum parts. Through the support seat, L-shaped mounting plate and base plate, the L-shaped mounting plate and the base plate can be rotated during the processing, and then the angle of the fixture assembly and the cast aluminum part on the base plate can be adjusted, so as to facilitate the processing of different end faces of the cast aluminum part; through the bottom support block, outer support block, inner support column, top locking piece and side tightening piece, the cast aluminum part can be limited in multiple directions, on the one hand, the stability of the cast aluminum part in the processing process is guaranteed, the processing accuracy is improved, and on the other hand, the deformation problem of the cast aluminum part in the processing process is effectively avoided; the utility model has a simple overall structure and is easy to operate, which reduces the skill requirements of the operator and is easy to promote and use.

[0044] It should be understood that this embodiment is only used to illustrate the present invention and is not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

Claims

1. A machining and positioning tool suitable for a cast aluminum part, wherein the cast aluminum part has a U-shaped structure, comprising a middle body (1) and side bodies (2) located on both sides of the middle body (1), characterized in that: The processing positioning tool comprises a bottom plate (3), support seats (4) are provided on the left and right sides of the upper surface of the bottom plate (3), a group of L-shaped mounting plates (5) are symmetrically provided between the two support seats (4), a base plate (6) is provided between the two L-shaped mounting plates (5), and two groups of clamp assemblies (7) are provided on the upper surface of the base plate (6); each group of the clamp assemblies (7) comprises a bottom support block (8), an outer support block (9), an inner support column (10), a top locking member (11) and a side tightening member (12), and the bottom support block (8) The outer support blocks (9) and the top locking members (11) are provided in three groups, the three groups of bottom support blocks (8) are supported on the bottom of the middle body (1) and the two side bodies (2) respectively, the three groups of outer support blocks (9) are respectively abutted on the outer side of the middle body (1) and the ends of the two side bodies (2), the three groups of top locking members (11) are respectively abutted on the top of the middle body (1) and the two side bodies (2), and the inner support column (10) cooperates with the side tightening member (12) to clamp the inner and outer sides of one of the side bodies (2).

2. The processing and positioning tooling for aluminum casting parts according to claim 1 is characterized in that: The outer side of the L-shaped mounting plate (5) is rotatably connected to the corresponding support seat (4) via a rotating shaft.

3. The processing and positioning tool suitable for cast aluminum parts according to claim 1, characterized in that: The bottom of the bottom support block (8) is detachably fixed to the upper surface of the base plate (6) by means of bolts.

4. The processing and positioning tooling for aluminum casting parts according to claim 3 is characterized in that: The outer support block (9) comprises a first mounting seat (13) and a first limiting block (14) mounted on the inner side of the first mounting seat (13) and in contact with the cast aluminum part.

5. The processing and positioning tool suitable for aluminum casting parts according to claim 4 is characterized in that: The top locking member (11) comprises a second mounting seat (15) and a first clamping member mounted on the second mounting seat (15), the first clamping member comprising a first telescopic member (16), a connecting block (17), a connecting plate (18) and a clamping claw (19), the fixed end of the first telescopic member (16) being mounted on the upper surface of the second mounting seat (15), the telescopic end of the first telescopic member (16) being rotatably connected to one end of the clamping claw (19) via a rotating shaft, the connecting block (17) being fixedly mounted on the first telescopic member (16), and both sides of the connecting block (17) being rotatably connected to the connecting plates (18) via a rotating shaft, and the upper end of the connecting plate (18) being rotatably connected to the clamping claw (19) via the rotating shaft.

6. The processing and positioning tool suitable for aluminum casting parts according to claim 5 is characterized in that: A second limiting block (20) that contacts the cast aluminum part is provided at the lower part of the other end of the clamping jaw (19).

7. The processing and positioning tool suitable for aluminum casting parts according to claim 1 is characterized in that: The bottom of the inner support column (10) is detachably fixed to the upper surface of the base plate (6) by means of bolts, and the outer side wall of the inner support column (10) abuts against the inner side of one of the side bodies (2).

8. The processing and positioning tool suitable for aluminum casting parts according to claim 7 is characterized in that: The side pressing member (12) comprises a third mounting seat (21) and a second clamping member mounted on the third mounting seat (21); the second clamping member comprises a second telescopic member (22), a third limit block (23) and a guide column (24); a fixed end of the second telescopic member (22) is mounted on one side of the third mounting seat (21); the telescopic end of the second telescopic member (22) is fixedly connected to one end of the third limit block (23); one end of the guide column (24) is fixedly connected to the other end of the third limit block (23); a sliding hole (25) is provided on the third mounting seat (21); and the guide column (24) is slidably connected in the sliding hole (25).

9. The processing and positioning tool suitable for aluminum casting parts according to claim 1, characterized in that: The two groups of clamp assemblies (7) are centrally symmetrical or axially symmetrical.

Images