Internal star wheel forging die

Abstract

The utility model relates to an inner star wheel forging die, which belongs to the technical field of forging dies and comprises a die holder, a first mounting groove is arranged in the die holder, a die body is arranged in the first mounting groove, and a transmission groove is arranged in the die holder and below the first mounting groove. And a matching groove is formed in the mold base and located between the transmission groove and the first mounting groove. The inner star wheel pushing device has the beneficial effects that the two limiting plates can be pushed to move upwards and the inner star wheel pushing piece above the limiting plates can be pushed to move through the movement of the movable plate under the limiting condition of the limiting rods and the limiting grooves, so that an inner star wheel blank embedded in the mold body can be pushed out by utilizing the inner star wheel pushing piece; according to the inner star wheel blank forging device, the inner star wheel blank can be conveniently taken by a worker, so that the forging efficiency of the inner star wheel blank is improved, and after the moving plate is reset, the inner star wheel pushing pieces are driven to reset, so that the multiple inner star wheel pushing pieces are conveniently discharged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of forging die, especially to a inner star wheel forging die. BACKGROUND

[0002] Forging is a kind of processing method that utilizes forging machinery to exert pressure on metal blank to make it produce plastic deformation to obtain a certain mechanical performance, certain shape and size of forgings, and forging and stamping are two major components of forging, through forging, the as-cast porosity and other defects generated in the smelting process of metal can be eliminated, and the microstructure is optimized, and at the same time, due to the preservation of complete metal flow lines, the mechanical performance of forgings is generally better than that of castings of the same material, and important parts in related machinery with high load and severe working conditions are mostly made of forgings, except that the plate and profile of rolling or welded parts with relatively simple shape can be used.

[0003] Through retrieval, a kind of inner star wheel forging die (authorized announcement number CN220760904U) is disclosed in Chinese patent, including die holder and pressure groove, the pressure groove is opened in die holder surface, the die holder surface is opened with one lifting groove, the one lifting groove is located pressure groove side, one supporting rod is movably inserted in the one lifting groove inner cavity, the one supporting rod top is connected with lifting bracket, the one supporting rod bottom is connected with one supporting spring, the pressure groove inner cavity bottom is ringed with two lifting grooves, the two lifting groove inner cavities movably insert with two supporting rods, the two supporting rod top is connected with supporting plate, the two supporting rod bottom is connected with two supporting springs, the lifting bracket surface is opened with inner concave limit slot, although the patent technology can support the effect of blank by lifting bracket and supporting plate when forging, so that blank is in horizontal state when forging, can improve the forging precision of blank, but also facilitate the operation of blank.

[0004] But the above-mentioned device still has some shortcomings in actual use, the more obvious is that the above-mentioned inner star wheel is deeply embedded in the groove of die after forging, it is difficult to take out, and then it will hinder the production process of inner star wheel, reduce the forging efficiency of inner star wheel blank. UTILITY MODEL CONTENTS

[0005] In view of the above problems existing in the prior art, the main purpose of the utility model is to provide a inner star wheel forging die.

[0006] The utility model discloses a technical scheme is such: a kind of inner star wheel forging die, including die holder, the inside of the die holder is equipped with installation groove one, the inside of installation groove one is placed with die body, the inside of the die holder and the below of installation groove one is equipped with transmission groove, the inside of the die holder and between transmission groove and installation groove one is equipped with cooperation groove, the inside of cooperation groove is slidably connected with inner star wheel push piece, the both ends of inner star wheel push piece bottom are all fixedly connected with limit plate, the inside of limit plate is all equipped with two limit slots, slidingly installed with moving plate between two limit plates, the inside of limit slot is all slidably installed with limit rod, the outside of limit rod is all fixedly connected with moving plate one end.

[0007] By using the above technical scheme, by the movement of moving plate, it can be limited under the condition of limit rod and limit slot, and then two limit plates can be pushed up, and the inner star wheel push piece above it is pushed to move, so that the inner star wheel blank embedded in the die body can be pushed out by the inner star wheel push piece, so that the staff can take the inner star wheel blank.

[0008] As a preferred embodiment, the inside of the die holder and one side of the transmission groove are equipped with installation groove two, the inside of installation groove two is fixedly installed with cylinder, the piston rod of cylinder extends to the inside of transmission groove and is fixedly connected with moving plate.

[0009] By using the above technical scheme, the piston rod of cylinder is telescopic, and then moving plate can be pushed to move horizontally.

[0010] As a preferred embodiment, the moving plate is arranged in the inside of transmission groove, the inside of the die body is provided with inner star wheel blank, and the inside of the die body is provided with placing groove matched with the inner star wheel blank.

[0011] By using the above technical scheme, the inner star wheel blank can be placed by the setting of placing groove.

[0012] As a preferred embodiment, the inner star wheel blank is placed in the inside of placing groove, and the inner star wheel push piece is slidably connected with the inner wall of placing groove.

[0013] By using the above technical scheme, the discharge work is carried out in cooperation with inner star wheel blank, and the forging precision is improved.

[0014] As a preferred embodiment, the outside of the die body is fixedly connected with installation plate at equal intervals, and the inside of the installation plate is equipped with mounting hole.

[0015] By using the above technical scheme, the installation plate outside the die body can be stored by the setting of installation groove.

[0016] As a preferred implementation, the inside of the mounting hole is provided with a fixing bolt, the inside of the die holder is provided with a mounting groove matched with the mounting plate, and the die holder and the mounting plate are connected through the fixing bolt.

[0017] By adopting the above technical scheme, the mounting plate is fixed on the die holder through the fixing bolt, so that the damaged die body can be replaced and maintained.

[0018] As a preferred implementation, the inner wall of the transmission groove and located on both sides of the moving plate is fixedly provided with an extension cylinder, and the inside of the extension cylinder is movably provided with an extension rod, and the top end of the extension rod is fixedly connected with the inner star wheel pushing piece.

[0019] By adopting the above technical scheme, the extension cylinder and the extension rod are matched to support the inner star wheel pushing piece, so that the inner star wheel pushing piece is more stable during lifting, and the extension cylinder and the extension rod also have a limiting effect.

[0020] As a preferred implementation, the outside of the die holder is fixedly provided with a controller, and the air cylinder is electrically connected with the controller.

[0021] By adopting the above technical scheme, the controller can control the start and stop of the air cylinder.

[0022] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0023] 1. In the utility model, through the movement of the moving plate, the two limiting plates can be moved upward under the limiting condition of the limiting rod and the limiting groove, and the inner star wheel pushing piece above them can be moved, so that the inner star wheel pushing piece can push the inner star wheel blank embedded in the die body out, so that the staff can take the inner star wheel blank, and the forging efficiency of the inner star wheel blank is improved. After the moving plate is reset, the inner star wheel pushing piece is reset, so that the discharging operation of the plurality of inner star wheel pushing pieces can be carried out.

[0024] 2. In the utility model, the fixing bolt is arranged to fix the mounting plate on the die holder, so that the damaged die body can be replaced and maintained, and the high cost caused by the overall replacement is reduced. DRAWINGS

[0025] Figure 1 The utility model provides a kind of overall perspective view of inner star wheel forging die;

[0026] Figure 2 The utility model provides a kind of internal structure schematic view of inner star wheel forging die;

[0027] Figure 3 The utility model provides a die holder schematic drawing of inner star wheel forging die,

[0028] Figure 4 The utility model provides a partial explosion drawing of inner star wheel forging die.

[0029] Legend: 1, die holder; 2, mounting groove one; 3, die body; 4, inner star wheel blank; 5, cylinder; 6, transmission groove; 7, controller; 8, mounting groove two; 9, matching groove; 10, moving plate; 11, limiting rod; 12, telescopic cylinder; 13, telescopic rod; 14, limiting plate; 15, limiting groove; 16, inner star wheel pushing piece. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0031] REFERENCE Figures 1-4 An inner star wheel forging die, comprising a die holder 1, a mounting groove one 2 is formed in the inside of the die holder 1, a die body 3 is placed in the inside of the mounting groove one 2, a transmission groove 6 is formed in the inside of the die holder 1 and below the mounting groove one 2, a matching groove 9 is formed in the inside of the die holder 1 and between the transmission groove 6 and the mounting groove one 2, an inner star wheel pushing piece 16 is slidably connected in the inside of the matching groove 9, limiting plates 14 are fixedly connected to the both ends of the bottom of the inner star wheel pushing piece 16, two limiting grooves 15 are formed in the inside of each limiting plate 14, a moving plate 10 is slidably installed between the two limiting plates 14, limiting rods 11 are slidably installed in the inside of the limiting grooves 15, one end of each limiting rod 11 is fixedly connected to the outside of the moving plate 10, after the inner star wheel is forged, the inner star wheel blank 4 will be deeply embedded in the inside of the die body 3, at this time, by moving the moving plate 10, the two limiting plates 14 can be moved upwards and the inner star wheel pushing piece 16 above them can be moved under the limiting condition of the limiting rods 11 and the limiting grooves 15, so that the inner star wheel blank 4 embedded in the die body 3 can be pushed out by the inner star wheel pushing piece 16, thereby facilitating the staff to take the inner star wheel blank 4, and the forging efficiency of the inner star wheel blank 4 is improved, and after the moving plate 10 resets, the inner star wheel pushing piece 16 will reset, so as to carry out the discharging operation on the plurality of inner star wheel pushing pieces 16.

[0032] Specific, the inside of the mold base 1 and located on one side of the transmission groove 6 is provided with installation groove two 8, the inside of installation groove two 8 is fixedly installed with cylinder 5, through the piston rod of cylinder 5 telescopic, in turn can promote the horizontal movement of moving plate 10, the piston rod of cylinder 5 extends to the inside of transmission groove 6 and is fixedly connected with moving plate 10, moving plate 10 is arranged in the inside of transmission groove 6, the inside of mold body 3 is provided with inner star wheel blank 4, the inside of mold body 3 is provided with the placement groove used in cooperation with inner star wheel blank 4, through the setting of placement groove, can place inner star wheel blank 4, inner star wheel blank 4 is placed in the inside of placement groove, inner star wheel push piece 16 is slidably connected with the inner wall of placement groove, to cooperate with inner star wheel blank 4 to carry out discharging work, improve forging accuracy.

[0033] Specific, the outside of mold body 3 is equidistantly fixedly connected with mounting plate, the inside of mounting plate is all provided with mounting hole, the inside of mounting hole is all provided with fixed bolt, through the setting of fixed bolt, in order to fix mounting plate on mold base 1, in turn facilitate the replacement and maintenance of damaged mold body 3, to reduce the high cost brought by overall replacement, the inside of mold base 1 is provided with installation slot used in cooperation with mounting plate, through the setting of installation slot, can accommodate the mounting plate outside mold body 3, mold base 1 and mounting plate are connected through fixed bolt, the inner wall of transmission groove 6 and located on both sides of moving plate 10 are all fixedly installed with telescopic cylinder 12, the inside of telescopic cylinder 12 is all movably installed with telescopic rod 13, through the cooperation of telescopic cylinder 12 and telescopic rod 13, on the one hand, can play an important supporting role to inner star wheel push piece 16, can make inner star wheel push piece 16 more stable in the lifting process, on the other hand, can play a certain limiting action, make inner star wheel push piece 16 move up and down, the top of telescopic rod 13 is all fixedly connected with inner star wheel push piece 16, the outside of mold base 1 is fixedly installed with controller 7, cylinder 5 and controller 7 are electrically connected, through controller 7 can control cylinder 5 to start and stop.

[0034] Working principle: first, when the inner star wheel is forged, inner star wheel blank 4 will be deeply embedded in the inside of mold body 3, at this time, the staff can control cylinder 5 to start through controller 7, make moving plate 10 move to the right side, and under the limiting condition of limiting rod 11 and limiting groove 15, in turn can push two limiting plates 14 to move upwards, and push the above inner star wheel push piece 16 to move, so as to push the inner star wheel blank 4 embedded in the mold body 3 out by using inner star wheel push piece 16, so as to facilitate the staff to take inner star wheel blank 4, then, the piston rod of cylinder 5 can be controlled to shrink, drive moving plate 10 to reset, in turn will drive inner star wheel push piece 16 to reset, in order to restore to the initial condition of the device, through the setting of fixed bolt, in order to fix mounting plate on mold base 1, in turn facilitate the replacement and maintenance of damaged mold body 3, to reduce the high cost brought by overall replacement.

[0035] In the description of the utility model, it needs to explain, unless another explicit provision and limit, term " install " " set with " " connection " and the like, should do broad sense understanding, for example " connection " can be fixed connection, also can be detachable connection, or integral connection, can be mechanical connection, also can be electric connection, can be directly connected, also can indirectly connect through intermediate medium, can be two element inside intercommunication, for the ordinary skill of the person of the art, can understand the specific meaning of above-mentioned term in the utility model according to specific situation.

[0036] The above only for the preferred embodiment of the present application, and does not limit the present application, although the present application is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. An internal star wheel forging die comprising a die seat (1) characterised in that: The inside of the mold base (1) is provided with an installation groove one (2), the inside of the installation groove one (2) is placed with a mold body (3), the inside of the mold base (1) and below the installation groove one (2) is provided with a transmission groove (6), the inside of the mold base (1) and between the transmission groove (6) and the installation groove one (2) is provided with a matching groove (9); The inside of the matching groove (9) is slidably connected with an inner star wheel pushing piece (16), both ends of the bottom of the inner star wheel pushing piece (16) are fixedly connected with a limiting plate (14), the inside of the limiting plate (14) is provided with two limiting grooves (15), a moving plate (10) is slidably installed between the two limiting plates (14), the inside of the limiting groove (15) is slidably installed with a limiting rod (11), one end of the limiting rod (11) is fixedly connected with the outside of the moving plate (10).

2. An inner star wheel forging die according to claim 1, wherein: The inside of the mold base (1) and one side of the transmission groove (6) is provided with an installation groove two (8), the inside of the installation groove two (8) is fixedly installed with a gas cylinder (5), the piston rod of the gas cylinder (5) extends to the inside of the transmission groove (6) and is fixedly connected with the moving plate (10).

3. An inner star wheel forging die according to claim 1, wherein: The moving plate (10) is arranged in the inside of the transmission groove (6), the inside of the mold body (3) is provided with an inner star wheel blank (4), the inside of the mold body (3) is provided with a placing groove matched with the inner star wheel blank (4).

4. An inner star wheel swaging die according to claim 3, wherein: The inner star wheel blank (4) is placed in the inside of the placing groove, and the inner star wheel pushing piece (16) is slidably connected with the inner wall of the placing groove.

5. An inner star wheel forging die according to claim 1, wherein: The outside of the mold body (3) is fixedly connected with an installation plate at equal intervals, and the inside of the installation plate is provided with an installation hole.

6. An inner star wheel swaging die according to claim 5, wherein: The inside of the installation hole is provided with a fixing bolt, the inside of the mold base (1) is provided with an installation groove matched with the installation plate, and the mold base (1) and the installation plate are connected through the fixing bolt.

7. An inner star wheel forging die according to claim 1, wherein: The inside wall of the transmission groove (6) and both sides of the moving plate (10) are fixedly installed with a telescopic cylinder (12), and the inside of the telescopic cylinder (12) is movably installed with a telescopic rod (13), and the top end of the telescopic rod (13) is fixedly connected with the inner star wheel pushing piece (16).

8. An inner star wheel swaging die according to claim 2, wherein: The outside of the mold base (1) is fixedly installed with a controller (7), and the gas cylinder (5) is electrically connected with the controller (7).

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