CN218873491U

CN218873491U - Self-resetting structure of continuous stamping die

Info

Publication number: CN218873491U
Application number: CN202223180770.8U
Authority: CN
Inventors: 何伟
Original assignee: Polygon Nantong Precision Molding Co ltd
Current assignee: Polygon Nantong Precision Molding Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-18
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a self-resetting structure of a continuous stamping die, which comprises an upper chassis, wherein the bottom of the upper chassis is provided with a slot, and the inner top wall of the slot is fixedly provided with a pressing component; the buffer plate is fixed below the upper underframe through the suspension posts, and the top of the buffer plate is fixedly provided with a buffer seat inserted into the slot; the middle part of the buffer seat is provided with a guide through hole which is communicated up and down, and a stamping device is arranged in the guide through hole in a vertically sliding manner. The utility model applies downward pressure to the punching plate by driving the lower pressing plate to continuously rotate through the rotation of the rotating shaft, and realizes the continuous lifting of the punching plate under the coordination of the first spring, thereby ensuring the continuous punching of the punching plate; the arrangement of the flow guide holes can generate certain assistance for the flow of the damping liquid, so that the damping liquid absorbs part of kinetic energy when flowing, the first spring can be quickly and stably arranged, and the vibration of the first spring is reduced for a long time.

Description

Self-resetting structure of continuous stamping die

Technical Field

The utility model relates to a stamping die correlation architecture technical field especially relates to a continuous stamping die from reset structure.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. The continuous stamping die is one type of stamping die, and can save manpower and improve production efficiency.

Chinese patent discloses patent application No. 202123384347.5, with patent names: the utility model provides a continuous stamping die's elasticity resetting means, includes base, six guide posts of organizing, buffer seat, reset spring, mould punching press head and six buffer spring of organizing, is equipped with six guide cavities of organizing and six slide holes of organizing in the base, and every guide cavity and slide hole intercommunication of organizing, six guide post tops of organizing all are equipped with first spacing platform, and the guide post slidable passes the slide hole, and first spacing platform can slide from top to bottom in the guide cavity.

However, the retrofit device does not eliminate the inertial stress caused by the spring rebounding, and the installation of the press device for driving the press head may be affected to a certain extent by the inertial stress for a long time, which may cause the press device to loosen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a self-resetting structure of a continuous stamping die.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a self-resetting structure of a progressive stamping die, comprising:

the bottom of the upper chassis is provided with a slot, and the inner top wall of the slot is fixedly provided with a pressing component;

the buffer plate is fixed below the upper chassis through the suspension posts, and a buffer seat inserted into the slot is fixedly installed at the top of the buffer plate;

the middle part of the buffer seat is provided with a vertically through guide through hole, a stamping device is arranged in the guide through hole in a vertically sliding manner, a groove is formed in the top of the buffer seat, a driving device capable of driving the stamping device to lift, reset and stamp is arranged in the groove, and the driving device can extrude the pressing component when rotating to an upward vertical state.

Preferably, stamping device includes the lifter plate with direction through-hole looks adaptation, the bottom fixed mounting of lifter plate has the punching press board, the punching press board passes the direction through-hole and is located the below of buffer seat when descending, the buffer of fixing on the lifter plate is all installed to the both sides of punching press board.

Preferably, the buffer device comprises a damping device fixed between the lifting plate and the inner bottom wall of the guide through hole, a first spring is sleeved on the outer side of the damping device, two ends of the first spring are respectively fixedly connected with the lifting plate and the inner bottom wall of the guide through hole, and a reset rotating device which drives the lifting plate and the punching plate to ascend is formed after the pressure of the lifting plate disappears.

Preferably, damping device is including fixing the damping cylinder in the lifter plate bottom, but the inside liftable activity of damping cylinder installs the closing plate, set up a plurality of and upper and lower water conservancy diversion holes that link up on the closing plate, the resistance that forms to rely on damping fluid to flow and make carries out absorptive structure to first spring inertial stress, the bottom fixed mounting of closing plate has the extension rod, the extension rod extend to the below of damping cylinder and with the interior diapire connection of direction through-hole.

Preferably, both ends of the top of the lifting plate are fixedly provided with directional cylinders, positioning grooves for bending the driving device and inserting the driving device are formed in the front side and the rear side of each directional cylinder, and directional through holes for guiding the driving device in a lifting mode are formed in the left side and the right side of each directional cylinder.

Preferably, the driving device comprises a driving motor fixed inside the groove, a rotating shaft is installed at the output end of the driving motor, two lower pressing plates corresponding to the directional cylinder are sleeved on the outer side of the rotating shaft, a bearing plate capable of lifting inside the directional cylinder is fixedly installed at the bottom of each lower pressing plate, and directional heads matched with the directional through holes are fixedly installed on two sides of each bearing plate.

Preferably, the pressing assembly comprises a pressing plate which can slide up and down and is in contact with the rotating shaft, and four corners of the top of the pressing plate are fixedly provided with second springs fixedly connected with the top wall in the slot.

The beneficial effects of the utility model are that:

1. the lower pressing plate is driven to continuously apply downward pressure to the stamping plate through the rotation of the rotating shaft, and the stamping plate is continuously lifted under the cooperation of the first spring, so that the continuous stamping of the stamping plate is ensured; the flow guide holes are arranged to generate certain assistance to the flow of the damping liquid, so that the damping liquid absorbs a part of kinetic energy when flowing, the first spring can be quickly and stably arranged, and the vibration duration of the first spring is reduced;

2. the axis of rotation and holding down plate can be conducted in the vibrations that last that can avoid first spring through the cooperation of directional head and directional through-hole to the vibrations of avoiding first spring cause the influence to axis of rotation and holding down plate installation, directional head and directional through-hole's cooperation can also avoid breaking away from directional section of thick bamboo when the load board rises simultaneously, guarantee simultaneously that the load board can normally push down the application of force to the lifter plate.

Drawings

Fig. 1 is a schematic perspective view of a self-resetting structure of a continuous stamping die according to the present invention;

fig. 2 is a schematic view of an internal structure of a self-resetting structure of a continuous stamping die according to the present invention;

fig. 3 is a schematic view of an internal structure of a guiding through hole of a self-resetting structure of a continuous stamping die according to the present invention;

fig. 4 is the schematic diagram of the internal structure of the damping cylinder of the self-resetting structure of the continuous stamping die provided by the present invention.

In the figure: 1. an upper chassis; 2. a slot; 3. a buffer plate; 4. a buffer seat; 5. a guide through hole; 6. a groove; 7. a lifting plate; 8. stamping the plate; 9. a first spring; 10. a damping cylinder; 11. a sealing plate; 12. a flow guide hole; 13. an extension rod; 14. an orientation cylinder; 15. positioning a groove; 16. orienting the through-hole; 17. a drive motor; 18. a rotating shaft; 19. a lower pressing plate; 20. a bearing plate; 21. a directional head; 22. a pressure plate; 23. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the utility model provides a continuous stamping die from reset structure, include:

the bottom of the upper chassis 1 is provided with a slot 2, and the inner top wall of the slot 2 is fixedly provided with a pressing component;

a buffer plate 3 fixed below the upper chassis 1 through a suspension post, and a buffer seat 4 inserted into the slot 2 is fixedly installed at the top of the buffer plate 3;

the middle part of buffer seat 4 is seted up direction through-hole 5 that link up from top to bottom, and gliding installs stamping device about the inside of direction through-hole 5, and recess 6 is seted up at the top of buffer seat 4, and the internally mounted of recess 6 has the drive arrangement that can drive stamping device lift and reset the punching press, and drive arrangement makes and can extrude pushing down the subassembly rotatory vertical state that makes progress.

In the embodiment, the slot 2 can provide a space for the insertion of the buffer seat 4, and the buffer seat 4 is positioned, so that the buffer seat 4 is prevented from shaking when stressed;

the punching device can be guided by the guide through hole 5, so that the punching device is prevented from being deviated when being lifted, punched and reset, and the influence on the next punching is avoided; the arrangement of the recess 6 is utilized to provide space for normal mounting of the drive means.

In some embodiments of the present invention, the punching device includes a lifting plate 7 adapted to the guiding through hole 5, a punching plate 8 is fixedly installed at the bottom of the lifting plate 7, the punching plate 8 passes through the guiding through hole 5 and is located below the buffer seat 4 when descending, and the buffer devices fixed on the lifting plate 7 are installed at both sides of the punching plate 8;

the buffer device comprises a damping device fixed between the lifting plate 7 and the inner bottom wall of the guide through hole 5, a first spring 9 is sleeved on the outer side of the damping device, two ends of the first spring 9 are respectively fixedly connected with the lifting plate 7 and the inner bottom wall of the guide through hole 5, and a rotating device which drives the lifting plate 7 and the punching plate 8 to ascend and reset is formed after the pressure of the lifting plate 7 disappears;

the damping device comprises a damping cylinder 10 fixed at the bottom of the lifting plate 7, a sealing plate 11 is movably installed in the damping cylinder 10 in a lifting mode, a plurality of guide holes 12 which are communicated up and down are formed in the sealing plate 11, a structure which absorbs the inertial stress of the first spring 9 by means of the resistance caused by the flowing of damping liquid is formed, an extension rod 13 is fixedly installed at the bottom of the sealing plate 11, and the extension rod 13 extends to the lower portion of the damping cylinder 10 and is connected with the inner bottom wall of the guide through hole 5;

the two ends of the top of the lifting plate 7 are fixedly provided with directional cylinders 14, positioning grooves 15 which are used for bending the driving device and inserting the driving device are formed in the front side and the rear side of each directional cylinder 14, and directional through holes 16 which are used for guiding the driving device in a lifting mode are formed in the left side and the right side of each directional cylinder 14.

In this embodiment, a certain assistance can be generated to the flow of the damping fluid through the arrangement of the diversion holes 12, so that the damping fluid absorbs a part of kinetic energy when flowing, the first spring 9 can be rapidly stabilized, and the vibration of the first spring 9 is prolonged;

the lifting plate 7 is lifted to drive the stamping plate 8 to lift, the plate is stamped, and the lifting plate 7 and the stamping plate 8 are driven by the first spring 9 to reset after stamping;

the sealing plate 11 is arranged to enable the damping fluid to flow only through the diversion holes 12; the extension rod 13 is arranged on the lifting plate 7 to lift so as to normally drive the sealing plate 11 to lift;

the arrangement of the orientation cylinder 14 and the orientation through hole 16 plays a role in guiding a part of the structure of the driving device, so that the local structure of the driving device is prevented from deviating in the lifting process;

the arrangement of the positioning groove 15 can provide space for the local structure of the driving device to change in an inclined way, so that the normal driving of the driving device is ensured.

In some embodiments of the utility model, drive arrangement is including fixing the driving motor 17 inside recess 6, and axis of rotation 18 is installed to driving motor 17's output, and two holding down plates 19 corresponding with directional section of thick bamboo 14 have been cup jointed to the outside of axis of rotation 18, and the bottom fixed mounting of holding down plates 19 has the bearing board 20 that can go up and down inside directional section of thick bamboo 14, and the equal fixed mounting in both sides of bearing board 20 has the directional head 21 with directional through-hole 16 looks adaptations.

In this embodiment, the rotation of the rotating shaft 18 drives the lower pressing plate 19 to continuously apply downward pressure to the stamping plate 8, and the stamping plate 8 is continuously lifted and lowered under the cooperation of the first spring 9, so that the continuous stamping of the stamping plate 8 is ensured;

can avoid the lasting vibrations of first spring 9 to conduct axis of rotation 18 and holding down plate 19 through the cooperation of directional head 21 with directional through-hole 16 to avoid the vibrations of first spring 9 to cause the influence to axis of rotation 18 and holding down plate 19 installation, directional head 21 and directional through-hole 16's cooperation can also avoid breaking away from directional section of thick bamboo 14 when bearing plate 20 rises simultaneously, guarantees simultaneously that bearing plate 20 can normally push down the application of force to lifter plate 7.

In some embodiments of the present invention, the pressing assembly includes a pressure plate 22 which can slide up and down and contact with the rotation shaft 18, and the top four corners of the pressure plate 22 are fixedly mounted with a second spring 23 fixedly connected to the inner top wall of the slot 2.

In this embodiment, the second spring 23 and the pressure plate 22 are arranged to eject the buffer seat 4 during disassembly, so as to accelerate the disassembly of the buffer seat 4, facilitate the replacement of the internal structure of the buffer seat 4, and save time.

The working principle of the embodiment is as follows:

when the lifting device is used, the driving motor 17 is started, the driving motor 17 drives the rotating shaft 18 to rotate, the lower pressing plate 19 and the bearing plate 20 are driven to descend when the rotating shaft 18 rotates downwards, a downward pressure is applied to the lifting plate 7, the lifting plate 7 drives the punching plate 8 to descend for punching, and the first spring 9 compresses for storing force;

when the rotating shaft 18 rotates upwards, the lower pressing plate 19 and the bearing plate 20 are driven to rise, the pressure on the lifting plate 7 disappears, and the lifting plate 7 rises and resets under the action of the elastic force of the first spring 9;

the lifting plate 7 is lifted to drive the sealing plate 11 to lift in the damping cylinder 10 through the extension rod 13, and the damping fluid flows separately through the diversion hole 12 when the sealing plate 11 is lifted, and the damping fluid is subjected to certain resistance when flowing, so that the damping fluid consumes certain kinetic energy when flowing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A self-resetting structure of a continuous stamping die, comprising:

the bottom of the upper chassis (1) is provided with a slot (2), and the inner top wall of the slot (2) is fixedly provided with a pressing component;

a buffer plate (3) is fixed below the upper chassis (1) through a hanging column, and a buffer seat (4) inserted into the slot (2) is fixedly installed at the top of the buffer plate (3);

the middle part of buffer seat (4) is seted up direction through-hole (5) that link up from top to bottom, gliding installation stamping device about the inside of direction through-hole (5), the top of buffer seat (4) is seted up flutedly (6), the internally mounted of recess (6) has the drive arrangement that can drive stamping device lift and reset the punching press, drive arrangement makes and can extrude pushing down the subassembly rotatory vertical state that makes progress.

2. The self-resetting structure of the continuous stamping die according to claim 1, characterized in that the stamping device comprises a lifting plate (7) matched with the guide through hole (5), a stamping plate (8) is fixedly mounted at the bottom of the lifting plate (7), the stamping plate (8) passes through the guide through hole (5) and is positioned below the buffer seat (4) when descending, and buffer devices fixed on the lifting plate (7) are mounted on two sides of the stamping plate (8).

3. The self-resetting structure of a continuous stamping die according to claim 2, characterized in that the buffering device comprises a damping device fixed between the lifting plate (7) and the inner bottom wall of the guide through hole (5), a first spring (9) is sleeved outside the damping device, two ends of the first spring (9) are respectively fixedly connected with the lifting plate (7) and the inner bottom wall of the guide through hole (5), and a rotating device which drives the lifting plate (7) and the stamping plate (8) to ascend and reset after the pressure of the lifting plate (7) disappears is formed.

4. The self-resetting structure of the continuous stamping die as claimed in claim 3, wherein the damping device comprises a damping cylinder (10) fixed at the bottom of the lifting plate (7), a sealing plate (11) is movably installed in the damping cylinder (10) in a lifting manner, a plurality of flow guide holes (12) which are vertically communicated are formed in the sealing plate (11), a structure which absorbs the inertial stress of the first spring (9) by means of the resistance caused by the flowing of damping liquid is formed, an extension rod (13) is fixedly installed at the bottom of the sealing plate (11), and the extension rod (13) extends to the lower part of the damping cylinder (10) and is connected with the inner bottom wall of the guide through hole (5).

5. The self-resetting structure of the continuous stamping die as claimed in claim 2, wherein the two ends of the top of the lifting plate (7) are fixedly provided with the orientation cylinders (14), the front and rear sides of the orientation cylinders (14) are provided with positioning grooves (15) for bending and inserting the driving device, and the left and right sides of the orientation cylinders (14) are provided with orientation through holes (16) for guiding the driving device to lift.

6. The self-resetting structure of the continuous stamping die as claimed in claim 1, wherein the driving device comprises a driving motor (17) fixed inside the groove (6), a rotating shaft (18) is installed at an output end of the driving motor (17), two lower press plates (19) corresponding to the orientation cylinder (14) are sleeved on an outer side of the rotating shaft (18), a force bearing plate (20) capable of ascending and descending inside the orientation cylinder (14) is fixedly installed at the bottom of each lower press plate (19), and orientation heads (21) matched with the orientation through holes (16) are fixedly installed on two sides of each force bearing plate (20).

7. The self-resetting structure of a continuous stamping die as claimed in claim 1, wherein the pressing assembly comprises a pressure plate (22) which can slide up and down and is contacted with the rotating shaft (18), and four corners of the top of the pressure plate (22) are fixedly provided with second springs (23) fixedly connected with the inner top wall of the slot (2).