CN213033535U - Forging and window punching inclined hole composite die - Google Patents
Forging and window punching inclined hole composite die Download PDFInfo
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- CN213033535U CN213033535U CN201920202076.0U CN201920202076U CN213033535U CN 213033535 U CN213033535 U CN 213033535U CN 201920202076 U CN201920202076 U CN 201920202076U CN 213033535 U CN213033535 U CN 213033535U
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Abstract
The utility model belongs to the technical field of the forging mould, concretely relates to forge compound mould of towards window inclined hole, this forge compound mould of towards window inclined hole includes the upper die base, the adapter sleeve, go up the mould sliding sleeve, the clamp plate, the oblique drift of window, central drift, connecting screw, a spring, the lower mould, the bottom plate, this mould upper die base, the adapter sleeve combines as a whole with last mould sliding sleeve, centre gripping window inclined drift, the chute has been set up, oblique guide hole, the guiding hole, ensure that the oblique drift of window can not squint under pressure, good stability, in addition, the clamp plate has been set up, a spring, connecting screw's mechanism, the spring pushes down the clamp plate, central drift and the oblique drift of window can the drawing of patterns simultaneously, demoulding structure is simple, avoid causing the defective percentage to rise because.
Description
Technical Field
The application relates to the technical field of forging dies, in particular to a forging window inclined hole punching composite die.
Background
Because the existing hub forging die can only punch a straight hole in the center of a single wheel blank. And the metal in the blank inclined window needs to be machined. This brings about troubles in the subsequent steps. The production period is increased and the cost is increased. The wheel hub blank inclined window punching device can not realize that the inclined window punching of the wheel hub blank can be simultaneously realized in a very small space of a wheel, and the front surface of the wheel hub blank is downward when being formed and is very easy to deform under the action of downward forward pressure. The invention patent with publication number CN104722694A discloses a composite die for forging wheels, which completes the tasks of punching a central hole, punching an inclined window and reaming a rim in one step, can reduce the time for subsequent processing of a wheel blank and unnecessary processes, shortens the production period of the wheels, and reduces the time occupied by equipment and manpower.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a forge compound mould of punching window inclined hole, chute on this mould upper die base combines as a whole with last mould sliding sleeve, the oblique drift of centre gripping window, the oblique drift of window can not squint under pressure, and stability is good, and in addition, the clamp plate is pushed down to the spring, and central drift and the oblique drift of window can be demoulded simultaneously, and demoulding structure is simple, avoids causing the defective percentage to rise because the mould is unreasonable.
In order to achieve the above object, the present invention provides the following technical solutions:
in a first aspect, a composite die for forging and punching a window inclined hole is provided, and comprises an upper die holder, a connecting sleeve, an upper die sliding sleeve, a pressing plate, a window inclined punch, a central punch, a connecting screw rod, a spring, a lower die and a bottom plate, wherein the upper die holder comprises a circular top surface and a side wall extending downwards around the top surface, and the side wall has a certain thickness; the connecting sleeve is fixedly connected to the bottom of the top surface of the upper die holder; the central punch is arranged in the connecting sleeve and is positioned at the central position of the die; the connecting sleeve is provided with a plurality of through holes which have large upper part diameter and small lower part diameter and are matched with the connecting screw rods around the central punch, the upper ends of the connecting screw rods are positioned in the through holes of the connecting sleeve, and the lower ends of the connecting screw rods penetrate through the through holes and are fixed on the pressing plate; the upper die base is pressed downwards and moved upwards, and the upper end of the connecting screw rod can slide in the connecting sleeve; a spring is sleeved on the connecting screw rod between the pressure plate and the connecting sleeve; the upper die sliding sleeve is arranged on the connecting sleeve, a plurality of inclined grooves which are inclined downwards and outwards are formed in the side wall of the upper die base at the position where the inclined hole of the window needs to be punched, an inclined plane parallel to the inclined grooves is formed in the corresponding upper die sliding sleeve, an inclined guide hole is formed in the inclined plane corresponding to the position where the inclined hole of the window needs to be punched in the workpiece, a pressing plate inclined plane parallel to the inclined plane of the upper die sliding sleeve is formed in the pressing plate, and a guide hole is formed in the position, corresponding to the inclined guide hole, of the pressing; the window inclined punch is arranged below the chute of the upper die base and in the inclined guide hole of the upper die sliding sleeve, extends out of the inclined guide hole of the upper die sliding sleeve and extends into the guide hole on the inclined surface of the pressing plate; the window inclined punch punches a window inclined hole on the workpiece and breaks away from the workpiece along with the downward pressing and upward moving of the upper die holder; the lower die is arranged on the bottom plate and used for placing a workpiece.
In some embodiments, a groove is formed in the position where the connecting screw is fixed on the pressure plate, and the spring is placed in the groove. Thus, the spring is fixed in position and plays a certain protection role.
In some embodiments, the circumference of the lower part of the connecting sleeve is provided with a circle of convex round platforms; the upper die sliding sleeve is sleeved outside the connecting sleeve, the upper end of the upper die sliding sleeve is matched with the round table of the connecting sleeve, and the periphery of the lower part of the upper die sliding sleeve is provided with a circle of inclined plane parallel to the chute; the diameter of the upper end of the pressing plate is equal to or slightly smaller than that of the lower end of the connecting sleeve, the upper end of the pressing plate and the lower end of the connecting sleeve are located in the upper die sliding sleeve, a circle of raised circular ring is arranged on the circumference of the lower end of the pressing plate, and a circle of pressing plate inclined surface parallel to the inclined surface of the upper die sliding sleeve is arranged on the periphery of the circular ring. The connecting sleeve, the upper die base and the upper die sliding sleeve are integrated by the structure, the mutual structural matching is reasonable, and the device is not easy to damage.
Preferably, the bottom surface of the pressure plate is matched with the upper surface of the workpiece, the middle part of the pressure plate is a plane, and the periphery of the pressure plate is an inclined plane or is connected with a plurality of inclined planes matched with the surface of the workpiece. Therefore, the middle part of the contact surface of the pressing plate and the surface of the workpiece is a plane, and the deformation of a forming surface caused by pressing down of the pressing plate is not easy to occur.
In some embodiments, the window inclined punch is divided into a head part, a middle part and a tail part, wherein the diameter of the middle part is the largest, the diameter of the head part is the next largest, and the diameter of the tail part is the smallest; the diameter of the middle part is larger than that of the inclined guide hole on the upper die sliding sleeve, the tail part is positioned in the inclined guide hole on the upper die sliding sleeve and extends out of the guide hole of the pressing plate, and the head part is positioned in the chute on the upper die base. Therefore, the window inclined punch is fixed between the upper die base and the upper die sliding sleeve, so that the position of the window inclined punch is fixed, and the window inclined punch cannot fall off or move to cause product damage.
In some embodiments, a scrap slide carriage is arranged inside the lower die and used for collecting punched scrap, so that the scrap blockage is not easy to cause and the performance of the die is not influenced.
In some embodiments, the lower die is hollow and divided into an upper part and a lower part, wherein the upper part has a small diameter and the lower part has a large diameter; the lower die is characterized in that square empty grooves are formed in the left side and the right side of the lower die, a bottom plate is arranged on the bottom plate and located in the lower space of the lower die, guide pillars are fixedly arranged on the left side and the right side of the bottom plate corresponding to the square empty grooves, a tray is fixedly arranged on the guide pillars and is an arc plate or a circular plate which is integrally arranged, the tray is located on the outer side of the lower die, and the bottom plate, the guide pillars and the tray can slide up and down. Preferably, the lower die is hollow and is divided into an upper part and a lower part, the diameter of the upper part is small, and the diameter of the lower part is large; the lower die is characterized in that a plurality of square empty grooves are uniformly formed in the circumference of the lower die, a lower supporting plate is arranged on a bottom plate and located in the lower space of the lower die, guide pillars are fixedly arranged on the circumference of the lower supporting plate and correspond to the square empty grooves, a tray is fixedly arranged on the guide pillars and is an arc plate or a circular plate which is integrally arranged, the tray is located on the outer side of the lower die, and the lower supporting plate, the guide pillars and the tray can slide up and down. The lower supporting plate is convenient to move upwards, the tray is driven to move upwards to jack the wheel blank, and the manipulator is convenient to take the wheel blank away.
Preferably, a through hole is formed in the middle of the bottom plate, a push rod is arranged below the lower supporting plate, and the push rod extends out of the through hole in the middle of the bottom plate. Thus, the ejector is convenient to jack up the lower supporting plate, and the wheel blank is jacked up.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a forge compound mould of punching window inclined hole, including the upper die base, the adapter sleeve, go up the mould sliding sleeve, the clamp plate, the oblique drift of window, central drift, connecting screw, a spring, the lower mould, the bottom plate, this mould upper die base, the adapter sleeve combines as a whole with last mould sliding sleeve, the oblique drift of centre gripping window, the chute has been set up, oblique guide hole, the guiding hole, ensure that the oblique drift of window can not squint under pressure, stability is good, in addition, the clamp plate has been set up, a spring, connecting screw's mechanism, the clamp plate is pushed down to the spring, central drift and the oblique drift of window can the drawing of patterns simultaneously, demoulding structure is simple, avoid leading to the fact the defective percentage to rise because the mould is unreasonable, in addition, the clamp plate is the plane with work piece surface contact face middle.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a forging window-punching inclined hole composite die of the present invention;
wherein: 1-connecting sleeve, 2-upper die base, 3-upper die sliding sleeve, 4-pressing plate, 5-window inclined punch, 6-lower die, 7-tray, 8-lower supporting plate, 9-bottom plate, 10-ejector rod, 11-guide post, 12-waste slide carriage, 13-hub blank, 14-spring, 15-connecting screw rod, 16-bolt, 17-central punch and 18-punching waste.
Detailed Description
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, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," "third," and "fourth," etc. in the description and claims of this application and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Embodiment 1 of the present invention is described below with reference to fig. 1:
as can be seen from fig. 1, the composite die for forging and punching the inclined hole of the window comprises an upper die holder 2, a connecting sleeve 1, an upper die sliding sleeve 3, a pressing plate 4, an inclined window punching head 5, a central punching head 17, a connecting screw rod 15, a spring 14, a lower die 6, a bottom plate 9, a tray 7, a lower supporting plate 8, an ejector rod 10, a guide pillar 11, a waste slide carriage 12 and a bolt 16, wherein the upper die holder 2 comprises a circular top surface and a side wall which extends downwards around the top surface, and the side wall has a certain thickness; the connecting sleeve 1 is fixedly connected to the bottom of the top surface of the upper die holder 2 through a bolt 16, and a circle of convex circular truncated cone is arranged on the circumference of the lower part of the connecting sleeve 1; the central punch 17 is arranged in the connecting sleeve 1 and is positioned at the central position of the die; the connecting sleeve 1 is connected with the pressure plate 4 through a connecting screw 15, the spring 14 is arranged between the connecting sleeve 1 and the pressure plate 4, the connecting sleeve 1 is provided with a plurality of through holes which have large upper part diameter and small lower part diameter and are matched with the connecting screw 15 around the central punch 17, the upper ends of the connecting screws 15 are positioned in the through holes of the connecting sleeve 1, and the lower ends of the connecting screws 15 penetrate through the through holes and are fixed on the pressure plate 4; the upper die holder 2 is pressed downwards and moved upwards, and the upper end of the connecting screw rod 15 can slide in the connecting sleeve 1; a spring 14 is sleeved on a connecting screw rod 15 between the pressure plate 4 and the connecting sleeve 1, a groove is formed in the position, where the connecting screw rod 15 is fixed, on the pressure plate 4, and the spring 14 is placed in the groove; the upper die sliding sleeve 3 is arranged on the connecting sleeve 1, a plurality of inclined grooves which are inclined downwards and outwards are arranged on the side wall of the upper die base 2 at the position where an inclined hole of a window needs to be punched, the corresponding upper die sliding sleeve 3 is provided with an inclined plane parallel to the inclined grooves, an inclined guide hole is arranged on the inclined plane corresponding to the position where the inclined hole of the window needs to be punched on a workpiece, a pressing plate inclined plane parallel to the inclined plane of the upper die sliding sleeve is arranged on the pressing plate 4, and a guide hole is arranged on the pressing plate inclined plane corresponding to the inclined guide hole; the upper die sliding sleeve 3 is sleeved outside the connecting sleeve 1, the upper end of the upper die sliding sleeve 3 is matched with the round table of the connecting sleeve 1, and the periphery of the lower part of the upper die sliding sleeve 3 is provided with a circle of inclined plane parallel to the chute; the diameter of the upper end of the pressure plate 4 is equal to or slightly smaller than that of the lower end of the connecting sleeve 1, the upper end of the pressure plate 4 and the lower end of the connecting sleeve 1 are positioned in the upper die sliding sleeve 3, a circle of raised circular ring is arranged on the circumference of the lower end of the pressure plate 4, and a circle of pressure plate inclined surface parallel to the inclined surface of the upper die sliding sleeve 3 is arranged on the periphery of the circular ring; the bottom surface of the pressing plate 4 is matched with the upper surface of a workpiece, the middle part of the pressing plate is a plane, and the periphery of the pressing plate is connected with a plurality of inclined planes matched with the surface of the workpiece. The middle part of the contact surface of the pressing plate and the surface of the workpiece is a plane, so that the deformation of a forming surface caused by pressing down of the pressing plate is not easy to occur; the window inclined punch 5 is divided into a head part, a middle part and a tail part, wherein the diameter of the middle part is the largest, the diameter of the head part is the next largest, and the diameter of the tail part is the smallest; the diameter of the middle part is larger than that of the inclined guide hole on the upper die sliding sleeve 3, the tail part is positioned in the inclined guide hole on the upper die sliding sleeve 3 and extends out of the guide hole of the pressing plate 4, and the head part is positioned in the inclined groove on the upper die base 2; the window inclined punch 5 is arranged below the chute of the upper die holder 2 and in the inclined guide hole of the upper die sliding sleeve 3, extends out of the inclined guide hole of the upper die sliding sleeve 3 and extends into the guide hole on the inclined surface of the pressing plate; the window inclined punch 5 punches a window inclined hole on the hub blank 13 and breaks away from the hub blank 13 along with the downward pressing and upward moving of the upper die holder 2; the lower die 6 is arranged on the bottom plate 9, the lower die 6 is used for placing a hub blank 13, and a waste slide carriage 12 is arranged inside the lower die 6. The lower die 6 is hollow and is divided into an upper part and a lower part, the diameter of the upper part is small, and the diameter of the lower part is large; the left side and the right side of the lower die 6 are provided with square empty grooves, the bottom plate 9 is provided with the lower supporting plate 8, the lower supporting plate 8 is located in the lower space of the lower die 6, the left side and the right side of the lower supporting plate 8 are fixedly provided with guide pillars 11 corresponding to the square empty grooves, the guide pillars 11 are fixedly provided with the trays 7, the trays 7 are arc plates which are separately arranged, the trays 7 are located on the outer side of the lower die 6, the trays 7 are connected with the guide pillars 11 and are arranged on the outer side of the lower die 6, the lower supporting plate 8 is connected with the guide pillars 11 and is arranged on the inner side of the lower die 6, and the lower supporting. A through hole is arranged in the middle of the bottom plate 9, an ejector rod 10 is arranged below the lower supporting plate 8, and the ejector rod 10 extends out of the through hole in the middle of the bottom plate 9.
As shown in the left side of fig. 1, a robot hand puts a wheel hub blank 13 on a lower die 6 to leave, a press slide drives an upper die base 2 and a connecting sleeve 1, an upper die slide sleeve 3 and a press plate 4 are arranged, a window inclined punch 5 descends, the window inclined punch 5 descends while a spring 14 compresses when the press plate 4 gradually contacts the wheel hub blank 13, a central punch 17 punches a wheel hub central hole, the window inclined punch 5 continues to press down on the upper die base 2 while the guide hole of the press plate 4 guides to complete a window waste punching process, and the inclined guide hole and the guide hole play a role in the whole process.
As shown in the right side of the drawing of fig. 1, the press slide block drives the upper die base 2, the connecting sleeve 1 and the upper die sliding sleeve 3 to move upwards, the window inclined punch 5 moves upwards along the inclined hole of the upper die sliding sleeve 3 under the action of inclined plane inclined forces on two sides of the upper die sliding sleeve 3 to separate from the hub blank 13, at the moment, the press plate 4 presses the hub blank 13 under the action of a downward acting force of the spring 14 to ensure that the window inclined punch 5 separates from the inclined hole of the hub blank 13 under the guiding action of the guide hole, the central punch 17 separates, and the press slide block continues to move upwards. Then, a lower ejector of the press machine jacks up the ejector rod 10 to jack up the hub blank 13 through the lower supporting plate 8, the guide pillar 11 and the tray 7, and a robot takes away the hub blank 13.
Example 2:
in embodiment 2, the lower die 6 is hollow and divided into an upper part and a lower part, the upper part has a small diameter, and the lower part has a large diameter; the circumference of the lower die 6 is uniformly provided with a plurality of square empty grooves, the bottom plate 9 is provided with the lower supporting plate 8, the lower supporting plate 8 is positioned in the lower space of the lower die 6, the circumference of the lower supporting plate 8 is fixedly provided with guide pillars 11 corresponding to the square empty grooves, the guide pillars 11 are fixedly provided with the tray 7, the tray 7 is an arc plate which is separately arranged, the tray 7 is positioned on the outer side of the lower die 6, the tray 7 is connected with the guide pillars 11 and is arranged on the outer side of the lower die 6, the lower supporting plate 8 is connected with the guide pillars 11 and is arranged on the inner side of the lower die 6, and the lower supporting plate 8, the guide pillars 11. The remaining technical features are the same as those in embodiment 1.
In some other embodiments: the tray may also be an integrally provided annular plate.
The utility model provides a forge compound mould of punching window inclined hole, including the upper die base, the adapter sleeve, go up the mould sliding sleeve, the clamp plate, the oblique drift of window, central drift, connecting screw, a spring, the lower mould, the bottom plate, this mould upper die base, the adapter sleeve combines as a whole with last mould sliding sleeve, the oblique drift of centre gripping window, the chute has been set up, oblique guide hole, the guiding hole, ensure that the oblique drift of window can not squint under pressure, stability is good, in addition, the clamp plate has been set up, a spring, connecting screw's mechanism, the clamp plate is pushed down to the spring, central drift and the oblique drift of window can the drawing of patterns simultaneously, demoulding structure is simple, avoid causing the defective percentage to rise because the.
The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (9)
1. The utility model provides a forge compound mould of punching window inclined hole, includes upper die base, adapter sleeve, goes up mould sliding sleeve, clamp plate, the oblique drift of window, central drift, connecting screw, spring, lower mould, bottom plate, its characterized in that:
the upper die base comprises a circular top surface and a side wall extending downwards around the top surface, and the side wall has a certain thickness;
the connecting sleeve is fixedly connected to the bottom of the top surface of the upper die holder;
the central punch is arranged in the connecting sleeve and is positioned at the central position of the die;
the connecting sleeve is provided with a plurality of through holes which have large upper part diameter and small lower part diameter and are matched with the connecting screw rods around the central punch, the upper ends of the connecting screw rods are positioned in the through holes of the connecting sleeve, and the lower ends of the connecting screw rods penetrate through the through holes and are fixed on the pressing plate; the upper die base is pressed downwards and moved upwards, and the upper end of the connecting screw rod can slide in the connecting sleeve; a spring is sleeved on the connecting screw rod between the pressure plate and the connecting sleeve;
the upper die sliding sleeve is arranged on the connecting sleeve, a plurality of inclined grooves which are inclined downwards and outwards are formed in the side wall of the upper die base at the position where the inclined hole of the window needs to be punched, an inclined plane parallel to the inclined grooves is formed in the corresponding upper die sliding sleeve, an inclined guide hole is formed in the inclined plane corresponding to the position where the inclined hole of the window needs to be punched in the workpiece, a pressing plate inclined plane parallel to the inclined plane of the upper die sliding sleeve is formed in the pressing plate, and a guide hole is formed in the position, corresponding to the inclined guide hole, of the pressing;
the window inclined punch is arranged below the chute of the upper die base and in the inclined guide hole of the upper die sliding sleeve, extends out of the inclined guide hole of the upper die sliding sleeve and extends into the guide hole on the inclined surface of the pressing plate; the window inclined punch punches a window inclined hole on the workpiece and breaks away from the workpiece along with the downward pressing and upward moving of the upper die holder;
the lower die is arranged on the bottom plate and used for placing a workpiece.
2. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: a groove is formed in the position, fixedly connected with the screw rod, of the pressing plate, and the spring is placed in the groove.
3. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: a circle of convex round tables are arranged on the circumference of the lower part of the connecting sleeve; the upper die sliding sleeve is sleeved outside the connecting sleeve, the upper end of the upper die sliding sleeve is matched with the round table of the connecting sleeve, and the periphery of the lower part of the upper die sliding sleeve is provided with a circle of inclined plane parallel to the chute; the diameter of the upper end of the pressing plate is equal to or slightly smaller than that of the lower end of the connecting sleeve, the upper end of the pressing plate and the lower end of the connecting sleeve are located in the upper die sliding sleeve, a circle of raised circular ring is arranged on the circumference of the lower end of the pressing plate, and a circle of pressing plate inclined surface parallel to the inclined surface of the upper die sliding sleeve is arranged on the periphery of the circular ring.
4. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: the bottom surface of the pressure plate is matched with the upper surface of the workpiece, the middle part of the pressure plate is a plane, and the periphery of the pressure plate is an inclined plane or is connected with a plurality of inclined planes matched with the surface of the workpiece.
5. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: the window inclined punch is divided into a head part, a middle part and a tail part, wherein the diameter of the middle part is the largest, the diameter of the head part is the next largest, and the diameter of the tail part is the smallest; the diameter of the middle part is larger than that of the inclined guide hole on the upper die sliding sleeve, the tail part is positioned in the inclined guide hole on the upper die sliding sleeve and extends out of the guide hole of the pressing plate, and the head part is positioned in the chute on the upper die base.
6. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: a waste slide carriage is arranged in the lower die.
7. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: the lower die is hollow and is divided into an upper part and a lower part, the diameter of the upper part is small, and the diameter of the lower part is large; the lower die is characterized in that square empty grooves are formed in the left side and the right side of the lower die, a bottom plate is arranged on the bottom plate and located in the lower space of the lower die, guide pillars are fixedly arranged on the left side and the right side of the bottom plate corresponding to the square empty grooves, a tray is fixedly arranged on the guide pillars and is an arc plate or a circular plate which is integrally arranged, the tray is located on the outer side of the lower die, and the bottom plate, the guide pillars and the tray can slide up and down.
8. The forging and window-punching inclined hole composite die as claimed in claim 1, wherein: the lower die is hollow and is divided into an upper part and a lower part, the diameter of the upper part is small, and the diameter of the lower part is large; the lower die is characterized in that a plurality of square empty grooves are uniformly formed in the circumference of the lower die, a lower supporting plate is arranged on a bottom plate and located in the lower space of the lower die, guide pillars are fixedly arranged on the circumference of the lower supporting plate and correspond to the square empty grooves, a tray is fixedly arranged on the guide pillars and is an arc plate or a circular plate which is integrally arranged, the tray is located on the outer side of the lower die, and the lower supporting plate, the guide pillars and the tray can slide up and down.
9. The forging and window-punching inclined-hole composite die as claimed in claim 7 or 8, wherein: a through hole is arranged in the middle of the bottom plate, and an ejector rod is arranged below the lower supporting plate and extends out of the through hole in the middle of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920202076.0U CN213033535U (en) | 2019-02-15 | 2019-02-15 | Forging and window punching inclined hole composite die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920202076.0U CN213033535U (en) | 2019-02-15 | 2019-02-15 | Forging and window punching inclined hole composite die |
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| CN213033535U true CN213033535U (en) | 2021-04-23 |
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| CN201920202076.0U Active CN213033535U (en) | 2019-02-15 | 2019-02-15 | Forging and window punching inclined hole composite die |
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