CN218903893U - A wire cutting jig for mold making - Google Patents

Abstract

The utility model discloses a wire cutting fixture for mold manufacturing, relates to the technical field of wire cutting processing, and comprises a base mechanism. On the upper end surface of the lifting block, the lifting block is movably installed on the end cover. The design scheme of the utility model enables the fixture to be well adjusted and positioned after being installed on the wire cutting machine through the design of the lifting block and the adjusting platform, so as to ensure that the adjusting platform and the clamping mechanism are in a horizontal state, thereby ensuring the machining accuracy of the inclined surface characteristics of the mold parts , to prevent the deviation of the processing angle, which is conducive to improving the processing quality.

Description

A wire cutting jig for mold making

technical field

The utility model relates to the technical field of wire-cutting processing, in particular to a wire-cutting fixture used for mold manufacturing.

Background technique

At this stage, wire-cut machine tools are generally used for the processing of precision parts of molds. At present, the bevel features of mold parts generally require precise angle adjustment and clamping positioning with the help of fixtures during wire-cutting processing of mold parts.

The current wire cutting fixtures are generally installed on the workbench of the wire cutting machine tool by pressing plates and bolts. However, due to the long-term work of the wire cutting machine tool, the stand will inevitably be worn or bumped, resulting in unevenness on the upper end surface of the stand. , As a result, the wire cutting fixture is installed in a non-level state as a whole when it is installed on the stand, resulting in a deviation in the processing angle of the slope feature of the mold workpiece, which affects the processing quality.

Utility model content

In order to overcome the above-mentioned defects in the prior art, the utility model provides a wire cutting fixture for mold manufacturing.

The technical solution adopted by the utility model to solve the technical problem is: a wire cutting fixture used for mold manufacturing, including a base mechanism, the base mechanism includes a ball head column that can be lifted and tightened to adjust the platform, and the ball head column Fixedly installed on the upper end surface of the lifting block, the lifting block is movably installed on the end cover, the adjustment platform is movably connected to the main oil cylinder fixedly installed at the center of the upper end surface of the end cover, and the side of the main oil cylinder is used for setting the position of the corresponding lifting block The side oil cylinder that drives the pressure plate to press and position the lifting block, and the clamping mechanism is fixedly installed on the adjustment platform for clamping and adjusting the angle of the workpiece.

Further, the end cover is fixedly installed on the base, and the base is fixedly installed on the installation base plate, and the lower end of the lifting block is elastically connected to the installation base plate to ensure that the ball head column is always pressed against the adjustment platform, and the adjustment platform is fixed Install a level detection device.

Furthermore, the lifting blocks are divided into multiple sets of annular arrays and are evenly installed on the periphery of the main oil cylinder, and the lifting blocks are in contact with the pressure plate in the positioning state.

Further, friction plates are installed on opposite ends of the lifting block and the pressure plate, and an adjusting cylinder is provided on the side wall of the main cylinder for driving the telescopic column of the side cylinder to move.

Further, the clamping mechanism includes a fixing seat, an indexing column is mounted on the fixing seat, an installation ring is fixed on the indexing column, and a rotating shaft is installed on the installation ring.

Further, the clamping mechanism also includes positioning bolts and longitudinal bolts, the positioning bolts are installed on the side of the fixing seat for pressing or loosening the indexing column, and the longitudinal bolts are installed on the side of the mounting ring for Squeeze or loosen the shaft.

Further, the upper end surface of the fixed base and the side wall of the rotating shaft are provided with a scale for marking the angle, and the side wall of the indexing column and the end surface of the mounting ring are fixedly equipped with a pointer corresponding to the scale.

Further, a guide rail is fixedly installed on the rotating shaft, a stud is movably installed inside the guide rail, and the moving claw is movably installed on the guide chute provided inside the stud and the guide rail, the fixed claw corresponds to the moving claw, and the fixed claw The claw is fixedly installed on the guide rail.

Further, the adjusting oil cylinder includes a piston that is movably sealed and installed inside the adjusting oil cylinder and a mounting plate that is fixedly installed at the port of the adjusting oil cylinder, and the mounting plate and the piston are connected by transmission through an adjusting bolt.

The beneficial effect of the utility model is that the design of the utility model enables the fixture to be well adjusted and positioned after being installed on the wire cutting machine through the design of the lifting block and the adjusting platform, thereby ensuring that the adjusting platform and the clamping mechanism are in a horizontal state, and then Guarantee the processing accuracy of the bevel features of the mold parts, prevent the deviation of the processing angle, and help improve the processing quality.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the front view of the overall structure of the utility model;

Fig. 2 is a top view of the installation structure of the lifting block of the present utility model;

Fig. 3 is a schematic diagram of the internal installation structure of the regulating oil cylinder of the present invention;

Fig. 4 is a top view of the installation structure of the moving claw of the present invention.

Detailed ways

In order to illustrate the technical solution of the utility model more clearly, the utility model will be further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only an embodiment of the utility model. For those of ordinary skill in the art In other words, on the premise of not paying creative work, other embodiments obtained according to the drawings and embodiments all belong to the protection scope of the present utility model.

As shown in Figure 1, the utility model is mainly composed of a base mechanism and a clamping mechanism. The clamping mechanism is integrally arranged and installed on the base mechanism. When in use, the whole clamping mechanism is in a horizontal state under the leveling action of the base mechanism.

As shown in Figures 1, 2, and 3, the base mechanism includes an installation base plate 1, the upper end surface of the installation base plate 1 is welded with the installation base 2, the upper end surface of the base 2 is welded with an end cover 9, and the end cover 9 is provided with 3 groups of uniformly distributed installation slots in an annular array, the lifting blocks are divided into 3 groups and respectively fitted in the 3 sets of installation slots provided on the end cover 9, and the springs 4 are passed between the lifting blocks 3 and the installation base plate 1 connection, the lifting block 3 is welded and installed with a ball stud 5, the ball stud 5 is in contact with the lower end surface of the adjustment platform 12, the main oil cylinder 7 is welded and installed at the center of the upper end surface of the end cover 9, and the main oil cylinder 7. The side wall is provided with 3 groups of side cylinders 6 evenly distributed in an annular array. The telescopic ends of the side cylinders 6 are welded with a pressure plate 10. The position of the pressure plate 10 corresponds to the lifting block 3. The lifting block 3 is connected to the pressure plate Friction plates are installed on the opposite end faces of the disk 10, and the adjustment platform 12 is connected with the main oil cylinder 7 through a spherical joint. The piston 8-1 and the installation plate 8-3 welded and installed on the port of the adjustment cylinder 8, the installation plate 8-3 is equipped with an adjustment bolt 8-2, and the end of the adjustment bolt 8-2 is installed on the piston 8 -1, a level is rigidly installed on the adjustment platform 12 through bolts.

When it is necessary to adjust the level of the adjustment platform 12, the piston 8-1 is driven outward by rotating the adjustment bolt 8-2, and then the telescopic end of the side cylinder 6 is moved inward, the pressure plate 10 is separated from the lifting block 3, and the After the adjustment platform 12 is adjusted to the horizontal position, the piston 8-1 is driven to move inward by rotating the adjustment bolt 8-2, and then the telescopic end of the side cylinder 6 is moved outward, and the pressure plate 10 is pressed against the lifting block 3 to make the lifting Block 3 is positioned, thereby positioning adjustment platform 12 in a horizontal position.

As shown in Figures 1 and 4, the clamping mechanism includes a fixed seat 13, on which the indexing column 16 is installed through bearings, and the side wall of the fixed seat 13 is also equipped with positioning bolts 14 for rotating After the position of the positioning post 16 is adjusted, the indexing post 16 is compressed and positioned.

The upper end of the indexing column 16 is welded and mounted with a mounting ring 17, the interior of the mounting ring 17 is fitted with a bearing to mount the rotating shaft 19, and the side wall of the mounting ring 17 is also equipped with longitudinal bolts 18 for aligning the rotating shaft 19 after the position of the rotating shaft 19 is adjusted. Perform compression positioning.

In order to facilitate the angle adjustment of the indexing column 16 and the rotating shaft 19, the upper end surface of the fixed seat 13 and the side wall of the rotating shaft 19 are provided with a scale 20 for marking the angle, and the side wall of the indexing column 16 and the end surface of the mounting ring 17 are fixed and installed correspondingly. Pointer 15 of scale 20.

The guide rail 21 is welded and installed on the rotating shaft 19, the inside of the guide rail 21 is matched with the installation stud 22, the moving claw 23 is matched with the guide chute 24 installed inside the stud 22 and the guide rail 21, the fixed claw 25 and the movable Claw 23 is corresponding, and described fixed claw 25 is welded and installed on the lower part of guide rail 21, drives movable claw 23 to move by rotating stud 22, and workpiece is tightened and positioned between movable claw 23 and fixed claw 25.

The above embodiments are only exemplary embodiments of the utility model, and are not used to limit the utility model, and the protection scope of the utility model is defined by the claims. Those skilled in the art can make various modifications or equivalent replacements to the utility model within the spirit and protection scope of the utility model, and such modifications or equivalent replacements should also be deemed to fall within the protection scope of the utility model.

Claims (9)

1. A wire cutting fixture for mold manufacturing, comprising a base mechanism, characterized in that: the base mechanism includes a ball stud (5) that can be lifted and tightened to adjust the platform (12), and the ball stud (5) ) is fixedly installed on the upper end surface of the lifting block (3), the lifting block (3) is movably installed on the end cover (9), and the adjustment platform (12) is movably connected to the center position fixedly installed on the upper end surface of the end cover (9). The main oil cylinder (7), the side of the main oil cylinder (7) corresponding to the position of the lifting block (3) is provided with a side oil cylinder (6) for driving the pressure plate (10) to compress and position the lifting block (3), A clamping mechanism is fixedly installed on the adjustment platform (12), which is used for clamping and adjusting the angle of the workpiece. 2. A wire cutting fixture for mold manufacturing according to claim 1, characterized in that, the end cover (9) is fixedly installed on the base (2), and the base (2) is fixedly installed on the installation base plate (1), the elastic connection between the lower end of the lifting block (3) and the installation base plate (1) is to ensure that the ball stud (5) is pressed against the adjustment platform (12) at all times, and the adjustment platform (12) is fixedly installed Level detection device. 3. A wire cutting fixture for mold manufacturing according to any one of claims 1-2, characterized in that the lifting blocks (3) are divided into multiple sets of annular arrays and are evenly installed on the main cylinder (7) Peripherally, the lifting block (3) is in contact with the pressure plate (10) in a positioned state. 4. A wire cutting fixture for mold manufacturing according to claim 3, characterized in that friction plates are installed on the opposite end faces of the lifting block (3) and the pressure plate (10), and the main oil cylinder (7 ) The side wall is also provided with an adjustment oil cylinder (8), which is used to drive the telescopic column of the side oil cylinder (6) to move. 5. A wire cutting fixture for mold manufacturing according to claim 1, characterized in that, the clamping mechanism includes a fixed seat (13), and an indexable mounting rotary on the fixed seat (13) A positioning column (16), on which an installation ring (17) is fixedly installed, on the said installation ring (17) an indexable rotating shaft (19) is installed. 6. A kind of wire cutting fixture for mold manufacturing according to claim 1, characterized in that, the clamping mechanism also includes positioning bolts (14) and longitudinal bolts (18), and the positioning bolts (14) Installed on the side of the fixed seat (13) for pressing or loosening the indexing column (16), the longitudinal bolt (18) is installed on the side of the mounting ring (17) for pressing or loosening the rotating shaft ( 19). 7. A wire cutting fixture for mold manufacturing according to claim 6, characterized in that, the upper end surface of the fixed seat (13) and the side wall of the rotating shaft (19) are provided with a scale (20) for marking the angle , the side wall of the indexing column (16) and the end face of the mounting ring (17) are fixedly installed with a pointer (15) corresponding to the scale (20). 8. A kind of wire-cutting clamp for mold manufacturing according to any one of claims 5, 6, 7, characterized in that, a guide rail (21) is fixedly installed on the rotating shaft (19), and the guide rail ( 21) The studs (22) are movable inside, the moving claws (23) are movable installed in the guide chute (24) provided inside the guide rail (21), and the fixed claws (25) are fixedly installed on the guide rail (21), The fixed claw (25) and the movable claw (23) are relatively installed. 9. A wire cutting fixture for mold manufacturing according to claim 4, characterized in that, the adjusting cylinder (8) comprises a piston (8-1) which is movable and sealed inside the adjusting cylinder (8) and The installation plate (8-3) fixedly installed on the port of the adjustment oil cylinder (8), the installation plate (8-3) and the piston (8-1) are connected by transmission through the adjustment bolt (8-2).

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