Machining device with flange for integrally forming round top and square bottom

Abstract

The utility model provides a round-top and square-bottom integrally-formed machining device with a flange. Comprising an upper die plate (1) and a lower die plate (2) which are oppositely arranged up and down, a female die (3) and a male die (4) are fixed to the center of the upper die plate and the center of the lower die plate respectively, a discharging plate (5) is arranged in the center of the female die (3), and the discharging plate (5) is driven by a discharging driving mechanism (6) to move vertically; a blank holder (7) is arranged on the periphery of the male die (4) and driven by a jacking driving mechanism (8) to move vertically. The utility model has the characteristics of high processing efficiency and good appearance quality.

Description

TECHNICAL FIELD

[0001] The utility model relates to aviation mould processing technical field especially relates to a processing device of the integral forming of the round place with flange BACKGROUND

[0002] The mechanical aviation system structural member contains the round place flue part with flange, the part is mostly thin -walled piece, the thickness is uniform, is influenced to the size precision by the assembly relation, has certain requirement, but the integral forming is high to processing technology scheme and frock scheme requirement, and the unqualified scheme easily causes the crack deformation.

[0003] The traditional processing scheme is mostly after the welding of the split integral forming, divides the flue into three parts, namely the circular flange, the square flange, the round place piece, and each part has a longitudinal weld, when welding together, there is big welding deformation due to the reason such as the thickness is thin, needs to carry out the additional shaping work, and the processing efficiency is low, and the product appearance quality is poor. UTILITY MODEL CONTENTS

[0004] In order to solve the technical problem in the related art, the utility model provides a processing device of the integral forming of the round place with flange.The utility model has the characteristics of high processing efficiency, good appearance quality.

[0005] Technical scheme.A kind of processing device of the integral forming of the round place with flange, including upper die plate and lower die plate being arranged oppositely, upper die plate and lower die plate center are respectively fixed with female die and male die, female die center is equipped with stripper plate, stripper plate is driven vertical movement by stripper drive mechanism;Male die periphery is equipped with pressure ring, and pressure ring is driven vertical movement by jacking drive mechanism.

[0006] In the aforementioned processing device of the integral forming of the round place with flange, guiding assembly is arranged between upper die plate and lower die plate, and pressure ring is slidably connected with guiding assembly.

[0007] In the aforementioned processing device of the integral forming of the round place with flange, stripper drive mechanism includes stripper rod connected with stripper plate by sliding through upper die plate, and stripper rod top is in contact with stripper rubber.

[0008] In the aforementioned processing device of the integral forming of the round place with flange, the jacking drive mechanism includes top rod connected with top plate by sliding through lower die plate, and top rod top end is in contact with pressure ring bottom.

[0009] In the aforementioned processing device of the integral forming of the round place with flange, the upper die plate and female die are positioned by positioning pin.

[0010] In the aforementioned processing device of the integral forming of the round place with flange, female die and male die are fixed on upper die plate and lower die plate by hexagonal socket head cap screw respectively.

[0011] Beneficial effects: the utility model discives a set of processing device realizes the integral forming of the place of the round sky with flange, solves the welding deformation and the problem of poor appearance quality caused by traditional scheme splicing.

[0012] The utility model discloses a discharging part adopts the scheme that guide column accurately guides its displacement direction, guarantees the position accuracy of the blank in the forming process, and the stress is uniform, and the problem of crack caused by excessive local edge pressure is solved.

[0013] The utility model discloses high processing efficiency, appearance quality is good, can realize the integral forming of the place of the round sky with flange, can satisfy the processing demand of the place of the round sky with flange. ACCURACY

[0014] Figure 1 It is the structure schematic drawing of the utility model. CONCRETE IMPLEMENTING METHOD

[0015] The utility model will be further explained in connection with the drawings and examples:

[0016] Example 1, a kind of integral forming of the place of the round sky with flange, see Figure 1 Including upper die plate 1 and lower die plate 2 in upper and lower relative arrangement, the center of upper and lower die plate is respectively fixed with recess die 3, male die 4, recess die 3 center is equipped with discharge plate 5, discharge plate 5 is driven vertical movement by discharge drive mechanism 6;Male die 4 periphery is equipped with edge ring 7, and edge ring 7 is driven vertical movement by jacking drive mechanism 8.

[0017] The preceding upper and lower die plate is equipped with guide assembly 9, and edge ring 7 is slidably connected with guide assembly 9.

[0018] The preceding discharge drive mechanism 6 includes discharge rod 61 that is slid through upper die plate 1 and is connected with discharge plate 5, and discharge rubber 62 is contacted with the top of discharge rod 61.

[0019] The preceding jacking drive mechanism 8 includes top rod 82 that is slid through lower die plate 2 and is connected with top plate 81, and the bottom of edge ring 7 is contacted with the top end of top rod 82.

[0020] The preceding upper die plate 1 and recess die 3 are positioned by positioning pin 10.

[0021] The preceding recess die 3 and male die 4 are respectively fixed on upper die plate 1 and lower die plate 2 by hexagonal socket head cap screw 11.

[0022] Processing method: S11, by screw fastener, upper and lower die plate, machine tool connecting part A12, machine tool connecting part B13 are fixed on machine tool;

[0023] S12, machine tool return stroke, the slider on the machine tool rises to the top dead center, the upper die plate 1 connected with the machine tool and the upper half connected with the upper die plate 1 through the fastener rise together with the machine tool, the upper and lower parts of the processing device are separated, and the stripper plate 5 is automatically reset under the action of the stripper driving mechanism 6.

[0024] S13, the stripper driving mechanism 6 ejects the pressure ring 7: the machine tool bottom cylinder starts to drive the top plate 81 and the top rod 82 to rise and press against the pressure ring 7, when the top plate 81 contacts the lower die plate 2, the ejection action ends; the workpiece is placed on the positioning line of the pressure ring 7.

[0025] S14, machine tool pressing, when the machine tool is pressed, the upper half of the processing device connected with the machine tool is driven to descend, the stripper plate 5 contacts the workpiece first and presses it against the top end surface of the punch 4; continue to descend, the outer circle of the workpiece is completed under the action of the concave and convex dies to complete the circular part stretching function; continue to descend, the spherical part stretching and the square part stretching are completed in turn, until the concave die 3 and the pressure ring 7 achieve rigid contact and cannot descend to complete the pressing.

[0026] S15, workpiece ejection: the machine tool rises, the stripper plate 5 presses the workpiece first until the concave die 3 and the workpiece are demolded; after the upper and lower parts of the processing device are separated, the pressure ring 7 moves upward to demold the workpiece and the punch 4.

[0027] The above examples are only examples for clear illustration, and are not limitations of the embodiments. Other different forms of changes or variations can be made on the basis of the above description for those skilled in the art.

Claims

1. A processing device for integrally forming a round and square shape with a flange, characterized in that: The invention comprises an upper template (1) and a lower template (2) which are arranged in an upper and lower relative manner. A concave mold (3) and a convex mold (4) are fixed at the centers of the upper and lower templates respectively. A discharge plate (5) is provided at the center of the concave mold (3). The discharge plate (5) is driven to move vertically by a discharge drive mechanism (6). A blank holder (7) is provided at the periphery of the convex mold (4). The blank holder (7) is driven to move vertically by a jacking drive mechanism (8).

2. The processing device for integrally forming a round and square shape with a flange according to claim 1, characterized in that: A guide assembly (9) is provided between the upper and lower templates, and the pressure ring (7) is slidably connected to the guide assembly (9).

3. The processing device for integrally forming a round and square shape with a flange according to claim 1, characterized in that: The unloading drive mechanism (6) comprises an unloading rod (61) which slides through the upper template (1) and is connected to the unloading plate (5), and the top of the unloading rod (61) is in contact with the unloading rubber (62).

4. The processing device for integrally forming a round and square shape with a flange according to claim 1, characterized in that: The lifting drive mechanism (8) includes a push rod (82) that slides through the lower template (2) and is connected to the top plate (81), and the top end of the push rod (82) contacts the bottom end of the pressure ring (7).

5. The processing device for integrally forming a round and square shape with flange according to claim 1, characterized in that: The upper mold plate (1) and the concave mold (3) are positioned by a positioning pin (10).

6. The processing device for integrally forming a round and square shape with flange according to claim 1, characterized in that: The concave die (3) and the convex die (4) are respectively fixed on the upper die plate (1) and the lower die plate (2) via hexagon socket screws (11).

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