CN223129118U - A precision stamping die for easy exhaust - Google Patents
A precision stamping die for easy exhaustInfo
- Publication number
- CN223129118U CN223129118U CN202421580604.3U CN202421580604U CN223129118U CN 223129118 U CN223129118 U CN 223129118U CN 202421580604 U CN202421580604 U CN 202421580604U CN 223129118 U CN223129118 U CN 223129118U
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- movable plate
- fixedly connected
- lower die
- die
- plate
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Abstract
The utility model discloses a precision stamping die convenient for air exhaust, which comprises a lower die, a forming cavity arranged in the lower die, an upper die arranged above the lower die and a base fixedly connected to the bottom of the lower die, wherein a material ejection assembly is arranged between the top of the base and the bottom of the lower die, the material ejection assembly comprises four ejector rods uniformly and slidingly connected to the inside of the lower die, a first movable plate fixedly connected to the bottoms of the four ejector rods, a second movable plate movably connected to the bottom of the first movable plate and four elastic assemblies uniformly arranged between the bottom of the first movable plate and the top of the second movable plate, one side of the lower die is fixedly connected with a second fixed plate, the inside of the second fixed plate is rotationally connected with a rotating shaft, and the top of the rotating shaft is fixedly connected with a movable plate capable of swinging above the forming cavity. Through the structure, work piece unloading work after the punching press is accomplished is simpler, high-efficient, and has avoided the manual work to operate the problem of unloading between lower mould and last mould, does benefit to the emergence that reduces the incident, excellent in use effect.
Description
Technical Field
The utility model relates to the technical field of stamping dies, in particular to a precise stamping die convenient for exhausting.
Background
The precision stamping die is a special process device for processing materials into parts in cold stamping processing, and is mainly based on the plastic deformation characteristic of metal materials, and the metal materials are subjected to pressure applied by the die, so that plastic deformation occurs to obtain the required shape and size.
In the prior art, through searching, the Chinese patent discloses an aluminum stamping die with an exhaust structure, the application number of the aluminum stamping die is 202123053372.5, the aluminum stamping die mainly comprises a stamping chamber, an air press is arranged on the surface of the top end of the inside of the stamping chamber, a pressing plate is fixedly connected to the bottom of the air press, a limit rod is arranged on the surface of the pressing plate, a placing groove is arranged in the stamping chamber, two ends of the placing groove are fixedly connected with limiting blocks, and a limit sleeve is fixedly connected to the surface of the side wall of the bottom of the stamping chamber. However, the upper die simply ejects the punched workpiece to the groove, and the workpiece is still required to be fed between the lower die and the upper die manually, so that the workpiece feeding efficiency is low, and an operator needs to frequently operate between the lower die and the upper die of the die. Accordingly, a person skilled in the art provides a precision stamping die that facilitates venting to solve the problems set forth in the background art.
Disclosure of utility model
The utility model aims to provide a precision stamping die convenient for exhausting, which can realize the rotation operation of a movable plate under the action of an ejection assembly and a transmission assembly by arranging the separation of an ejection workpiece and a forming cavity so as to push the workpiece to the side edge of a lower die, so that the blanking work of the workpiece after stamping is finished is simpler and more efficient, the problem that the blanking is operated between the lower die and an upper die manually is avoided, the occurrence of safety accidents is reduced, and the use effect is good.
In order to achieve the above purpose, the precision stamping die convenient for exhausting is provided, and comprises a lower die, a forming cavity arranged in the lower die, an upper die arranged above the lower die and a base fixedly connected to the bottom of the lower die, wherein a material ejection assembly is arranged between the top of the base and the bottom of the lower die;
The material ejection assembly comprises four ejector rods which are uniformly and slidably connected to the inside of the lower die, a first movable plate fixedly connected to the bottoms of the four ejector rods, a second movable plate movably connected to the bottom of the first movable plate, and four elastic assemblies uniformly arranged between the bottom of the first movable plate and the top of the second movable plate;
One side fixedly connected with second fixed plate of lower mould, the inside rotation of second fixed plate is connected with the pivot, the top fixedly connected with of pivot can be in shaping chamber top wobbling fly leaf, the bottom and the second movable plate of pivot are connected through drive assembly, the second movable plate drives the pivot through drive assembly when moving from top to bottom.
According to the precision stamping die convenient to exhaust, the elastic component comprises a connecting rod fixedly connected to the top of the second movable plate and four springs sleeved on the outer sides of the corresponding connecting rods, the tops of the four connecting rods penetrate through the first movable plate and extend to the inner parts of the adjacent ejector rods, and an electric push rod is fixedly connected between the middle part of the top side of the base and the bottom of the second movable plate.
According to the precise stamping die convenient to exhaust, the transmission assembly comprises a rack fixedly connected to one side of the second moving plate, two first fixing plates fixedly connected to the bottom of the lower die, a connecting shaft rotatably connected to the interiors of the two first fixing plates, a gear fixedly connected to one end of the connecting shaft and positioned above the rack, and two bevel gears in meshed connection, wherein the two bevel gears are respectively fixedly connected to the other end of the connecting shaft and the bottom of the rotating shaft, and the second moving plate drives the rack to be in meshed connection with the gear when moving upwards.
According to the precise stamping die convenient for exhausting, a plurality of ventilation grooves communicated with the forming cavity are formed in the top and the inside of the lower die in a penetrating manner.
According to the precise stamping die convenient for exhausting, the connecting rod is in sliding connection with the inner part of the adjacent ejector rod, and the inner part of the ejector rod is provided with a sliding groove in matched connection.
According to the precise stamping die convenient to exhaust, when the first moving plate is attached to the bottom of the lower die, the top of the ejector rod is flush with the top surface of the lower die.
The utility model has the following beneficial effects:
Compared with the prior art, the precision stamping die convenient to exhaust is characterized in that the ejector assembly is arranged to separate the workpiece from the forming cavity, the movable plate can be rotated under the action of the ejector assembly and the transmission assembly, so that the workpiece is pushed to the side edge of the lower die to complete the blanking work of the workpiece, the workpiece blanking work after stamping is simpler and more efficient, the problem that the blanking is operated between the lower die and the upper die manually is avoided, the occurrence of safety accidents is reduced, and the use effect is good.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic view of the overall structure of a precision stamping die for facilitating air exhaust according to the present utility model;
FIG. 2 is a schematic view of a first part of a precision stamping die for facilitating air exhaust according to the present utility model;
FIG. 3 is a schematic view of a second part of a precision stamping die for facilitating air exhaust according to the present utility model;
Fig. 4 is a schematic structural view of connection between a connecting rod and a ram of a precision stamping die for facilitating air exhaust.
Legend description:
1. A lower die; 2, an upper die, 3, a base, 4, a forming cavity, 5, a first moving plate, 6, a push rod, 7, a second moving plate, 8, a connecting rod, 9, a spring, 10, an electric push rod, 11, a rack, 12, a first fixed plate, 13, a gear, 14, a bevel gear, 15, a second fixed plate, 16, a ventilation groove, 17, a rotating shaft, 18, a movable plate, 19 and a connecting shaft.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1, 2, 3 and 4, the embodiment of the utility model provides a precision stamping die convenient for exhaust, which comprises a lower die 1, a forming cavity 4 arranged in the lower die 1, an upper die 2 arranged above the lower die 1 and a base 3 fixedly connected to the bottom of the lower die 1, wherein a material ejection assembly is arranged between the top of the base 3 and the bottom of the lower die 1, the material ejection assembly comprises four ejector rods 6 uniformly and slidingly connected in the lower die 1, a first movable plate 5 fixedly connected to the bottoms of the four ejector rods 6, a second movable plate 7 movably connected to the bottom of the first movable plate 5 and four elastic assemblies uniformly arranged between the bottoms of the first movable plate 5 and the top of the second movable plate 7, one side of the lower die 1 is fixedly connected with a second fixed plate 15, the inside of the second fixed plate 15 is rotatably connected with a rotating shaft 17, the top of the rotating shaft 17 is fixedly connected with a movable plate 18 capable of swinging above the forming cavity 4, the bottom of the rotating shaft 17 is connected with the second movable plate 7 through a transmission assembly, and the second movable plate 7 is driven to rotate through the transmission assembly when the second movable plate 7 moves up and down;
After the workpiece is matched with the upper die 2 through the lower die 1 to finish stamping operation in the forming cavity 4, the second movable plate 7 movably connected can move upwards to synchronously drive the first movable plate 5 to move upwards through the elastic component, and the first movable plate 5 moves upwards to drive the ejector rod 6 to move upwards to eject the workpiece to the forming cavity 4 better. When the movable second movable plate 7 continuously moves upwards, the positioning of the first movable plate 5 and the movement of the second movable plate 7 can be realized under the action of the elastic component, and when the second movable plate 7 continuously moves upwards, the rotating shaft 17 can be driven to rotate under the action of the transmission component, so that the movable plate 18 can be driven to rotate under the rotating action of the rotating shaft 17 to push a workpiece to the side edge of the lower die 1, the blanking work of the workpiece can be completed, the workpiece blanking work after the stamping is completed is simpler and more efficient, the problem that the blanking needs to be manually operated between the lower die 1 and the upper die 2 is avoided, the occurrence of safety accidents is reduced, and the use effect is good.
Referring to fig. 1, 2 and 4, the elastic component includes a connecting rod 8 fixedly connected to the top of the second moving plate 7 and four springs 9 sleeved on the outer sides of the corresponding connecting rods 8, the tops of the four connecting rods 8 extend to the inner parts of the adjacent ejector rods 6 through the first moving plate 5, an electric push rod 10 is fixedly connected between the middle part of the top side of the base 3 and the bottom of the second moving plate 7, the electric push rod 10 operates to drive the second moving plate 7 to move upwards, the second moving plate 7 moving upwards can synchronously drive the first moving plate 5 to move upwards under the action of the springs 9, so that the ejector rods 6 can be driven to move upwards better through the first moving plate 5 moving upwards, the separation operation of the workpiece and the forming cavity 4 can be completed, and when the electric push rod 10 continuously drives the second moving plate 7 to move upwards, the normal moving operation of the second moving plate 7 can be realized under the action of the springs 9, so that the follow-up and transmission component can be matched to drive the rotating shaft 17 to rotate.
Referring to fig. 1, 2 and 3, the transmission assembly includes a rack 11 fixedly connected to one side of the second moving plate 7, two first fixing plates 12 fixedly connected to the bottom of the lower mold 1, a connecting shaft 19 rotatably connected to the inside of the two first fixing plates 12, a gear 13 fixedly connected to one end of the connecting shaft 19 and located above the rack 11, and two bevel gears 14 engaged with each other, the two bevel gears 14 are respectively fixedly connected to the other end of the connecting shaft 19 and the bottom of the rotating shaft 17, the second moving plate 7 drives the rack 11 to be engaged with the gear 13 when moving upwards, the second moving plate 7 drives the rack 11 to move upwards when moving upwards, the moving rack 11 is engaged with the gear 13 to be connected under the movement of the rack 11 so as to rotate the connecting shaft 19, and the bevel gears 14 can be driven to rotate through the rotating connecting shaft 19 so as to realize the rotation of the rotating shaft 17.
Referring to fig. 1, 2 and 3, a plurality of ventilation grooves 16 communicated with the forming cavity 4 are formed in the top and the inside of the lower die 1 in a penetrating manner, and the air can be conveniently discharged at the joint of the lower die 1 and the upper die 2 and the joint of the forming cavity 4 and the outside through the arrangement of the ventilation grooves 16 so as to reduce the negative influence of air pressure on the workpiece.
Referring to fig. 4, the connecting rod 8 is slidably connected with the inside of the adjacent ejector rod 6, and a sliding groove in cooperation connection is formed in the inside of the ejector rod 6, and when the second moving plate 7 moves up and down, the connecting rod 8 is driven to move up and down in the inside of the ejector rod 6, so that free movement operation of the connecting rod 8 can be guaranteed, and moving stability of the second moving plate 7 can be guaranteed.
When the first moving plate 5 is attached to the bottom of the lower die 1, the top of the ejector rod 6 is flush with the top surface of the lower die 1, and when the ejector rod 6 ejects a workpiece upwards, the workpiece above the forming cavity 4 can ensure the smoothness of the moving plate 18 for moving the workpiece.
After the work piece is matched with the upper die 2 through the lower die 1 and the upper die 4 to finish stamping operation, the electric push rod 10 operates to drive the second moving plate 7 to move upwards, the second moving plate 7 which moves upwards can synchronously drive the first moving plate 5 to move upwards under the action of the spring 9, so that the push rod 6 can be driven to move upwards better through the first moving plate 5 which moves upwards, and the separation operation of the work piece and the forming cavity 4 can be finished;
When the electric push rod 10 is controlled to operate and continuously drive the second movable plate 7 to move upwards, the positioning of the first movable plate 5 and the movement of the second movable plate 7 can be realized under the action of the spring 9, the second movable plate 7 drives the rack 11 to be meshed with the gear 13 when moving upwards, the second movable plate 7 drives the rack 11 to move upwards when moving upwards, the moving rack 11 is meshed with the gear 13 to be connected with the gear 13 under the movement action of the rack 11 so as to realize the rotation of the rotating shaft 17, and the bevel gear 14 can be driven to rotate through the rotating connecting shaft 19 so as to realize the rotation of the rotating shaft 17, thereby driving the movable plate 18 to rotate under the rotation action of the rotating shaft 17 to push a workpiece to the side edge of the lower die 1, completing the workpiece blanking work, leading the workpiece blanking work after the stamping to be simpler and more efficient, avoiding the problem that the manual operation blanking is needed between the lower die 1 and the upper die 2, being beneficial to reducing the occurrence of safety accidents and having good using effect.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a precision stamping die convenient to exhaust, includes lower mould (1), locates shaping chamber (4) inside lower mould (1), locates upper mould (2) and base (3) of fixed connection in lower mould (1) bottom above lower mould (1), its characterized in that, be provided with the liftout subassembly between base (3) top and lower mould (1) bottom;
The ejection assembly comprises four ejector rods (6) which are uniformly and slidably connected to the inside of the lower die (1), a first movable plate (5) which is fixedly connected to the bottoms of the four ejector rods (6), a second movable plate (7) which is movably connected to the bottom of the first movable plate (5), and four elastic assemblies which are uniformly arranged between the bottom of the first movable plate (5) and the top of the second movable plate (7);
One side fixedly connected with second fixed plate (15) of lower mould (1), the inside rotation of second fixed plate (15) is connected with pivot (17), the top fixedly connected with of pivot (17) can be in shaping chamber (4) top wobbling fly leaf (18), the bottom and the second movable plate (7) of pivot (17) are connected through drive assembly, drive pivot (17) through drive assembly when second movable plate (7) are moved about.
2. The precise stamping die convenient for exhaust according to claim 1, wherein the elastic component comprises a connecting rod (8) fixedly connected to the top of the second moving plate (7) and four springs (9) sleeved on the outer sides of the corresponding connecting rods (8), the tops of the four connecting rods (8) penetrate through the first moving plate (5) and extend to the inner parts of the adjacent ejector rods (6), and an electric push rod (10) is fixedly connected between the middle part of the top side of the base (3) and the bottom of the second moving plate (7).
3. The precise stamping die convenient for exhaust according to claim 2, wherein the transmission assembly comprises a rack (11) fixedly connected to one side of the second moving plate (7), two first fixing plates (12) fixedly connected to the bottom of the lower die (1), a connecting shaft (19) rotatably connected to the inside of the two first fixing plates (12), a gear (13) fixedly connected to one end of the connecting shaft (19) and positioned above the rack (11) and two bevel gears (14) in meshed connection, the two bevel gears (14) are respectively fixedly connected to the other end of the connecting shaft (19) and the bottom of the rotating shaft (17), and the second moving plate (7) drives the rack (11) to be meshed with the gear (13) when moving upwards.
4. A precision stamping die facilitating air exhaust according to claim 3, characterized in that a plurality of ventilation grooves (16) communicated with the forming cavity (4) are formed through the top and the inside of the lower die (1).
5. The precise stamping die convenient for exhaust according to claim 4, wherein the connecting rod (8) is in sliding connection with the inside of the adjacent ejector rod (6), and a sliding groove in matched connection is formed in the inside of the ejector rod (6).
6. The precision stamping die for facilitating air exhaust according to claim 5, wherein when the first moving plate (5) is attached to the bottom of the lower die (1), the top of the ejector rod (6) is flush with the top surface of the lower die (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421580604.3U CN223129118U (en) | 2024-07-05 | 2024-07-05 | A precision stamping die for easy exhaust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421580604.3U CN223129118U (en) | 2024-07-05 | 2024-07-05 | A precision stamping die for easy exhaust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223129118U true CN223129118U (en) | 2025-07-22 |
Family
ID=96425273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421580604.3U Active CN223129118U (en) | 2024-07-05 | 2024-07-05 | A precision stamping die for easy exhaust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223129118U (en) |
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2024
- 2024-07-05 CN CN202421580604.3U patent/CN223129118U/en active Active
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