CN217192031U

CN217192031U - Mechanical design's automatic punching press bending device

Info

Publication number: CN217192031U
Application number: CN202221214501.6U
Authority: CN
Inventors: 宋海涛; 谈光亚; 庙稳涛; 邓杰; 冯宇新
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-16
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses an automatic stamping and bending device with mechanical design, which relates to the field of part processing and comprises a workbench, wherein a bearing plate is embedded on the upper surface of the workbench, a top pressing block is fixedly connected inside a groove in the middle of the bearing plate through a top pressing spring, both sides of the top pressing block are provided with slidable extrusion blocks, the outer wall of the side surface of the extrusion block is inserted into an inner limiting cavity of a convex block at both sides of the bearing plate through a sliding rod, a stamping block is arranged right above the top pressing block, the top of the stamping block is fixedly connected on the outer wall at the bottom of a hydraulic plate, the bottom of the hydraulic plate is positioned at both sides of the stamping block and is fixedly connected with a conical block, the extrusion blocks are arranged at both sides of the top pressing block, simultaneously, the conical blocks are additionally arranged at both sides of the stamping block, when the stamping block downwardly extrudes a part on the top pressing block, the conical blocks push the extrusion blocks downwardly to push the extrusion blocks, so that the extrusion blocks move towards the middle to carry out secondary extrusion to the part bending angle, thereby avoid the part to appear crooked resilience phenomenon, go on in step single synchronization with the punching press step of many times, reduce production time, it is more convenient to use.

Description

Mechanical design's automatic punching press bending device

Technical Field

The utility model relates to a parts machining field especially relates to a mechanical design's automatic punching press bending device.

Background

The stamping process is a production technology for obtaining product parts with certain shape, size and performance by directly applying deformation force to a plate in a die by means of the power of conventional or special stamping equipment and deforming the plate. The plate, the die and the equipment are three elements of stamping processing, the manufacture of bent parts with different angles in the manufacturing process of the stamped parts is complex, the bending angle is deviated from a standard angle due to bending springback in the bending process of the parts, the bending springback means that plastic bending is the same as any plastic deformation, after external load is unloaded, the elastic deformation is accompanied, so that the size of a workpiece is inconsistent with the size of the die, and the phenomenon is called springback;

the current stamping device on the market adopts secondary or punching press crooked many times to crooked resilience phenomenon processing, not only can waste production time, also can lead to parts punching press many times flaw problems such as fracture appear easily, uses inconveniently, for this the novel automatic punching press bending device that provides a mechanical design is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mechanical design's automatic punching press bending device has solved traditional stamping device and has handled the most secondary or punching press bending that adopts many times to crooked resilience phenomenon, not only can waste production time, also can lead to parts punching press flaw problems such as fracture appear easily many times, uses inconvenient technical problem.

In order to solve the technical problems, the utility model provides an automatic stamping and bending device with mechanical design, which comprises a workbench, wherein a bearing plate is embedded in the center of the upper surface of the workbench, a downward groove is arranged in the middle of the bearing plate, a top press block is fixedly connected in the groove through a top press spring, two sides of the top press block are respectively provided with a slidable extrusion block, the extrusion block is designed in a right trapezoid structure, the outer wall of the side surface of the extrusion block is inserted into an inner limit cavity of a convex block at two sides of the bearing plate through a sliding rod, the sliding rod is arranged in the limit cavity and is provided with a limit spring, a stamping block is arranged right above the top press block, the top of the stamping block is fixedly connected on the outer wall of the bottom of a hydraulic plate, the bottom of the hydraulic plate is arranged at two sides of the stamping block and is fixedly connected with a conical block, the top of the hydraulic plate is fixedly connected with a hydraulic rod, the top of the hydraulic rod penetrates through the fixing plate and then is connected with the hydraulic machine.

Preferably, the cross-sectional areas of the top pressing block, the punching block and the groove are designed the same.

Preferably, the conical blocks and the inclined surfaces of the extrusion blocks are designed in a matched mode, and the outer walls of the outward sides of the two conical blocks and the outer walls of the inward sides of the two lugs are designed in a tightly attached mode.

Preferably, four corners of the bottom of the fixed plate are fixedly connected with the upper surface of the workbench through pillars, and the bottom of the workbench is fixedly connected with a base.

Preferably, the equal fixedly connected with gag lever post in hydraulic plate top four corners, the gag lever post top all pass behind the fixed plate conch wall with stopper fixed connection, the gag lever post outer wall just is located and is equipped with damping spring between hydraulic plate and the fixed plate.

Compared with the prior art, the utility model provides a pair of mechanical design's automatic punching press bending device has following beneficial effect:

(1) the utility model provides a mechanical design's automatic punching press bending device, through establishhing the extrusion piece in roof pressure piece both sides, install the toper piece additional in stamping piece both sides simultaneously, make the stamping piece when the part on the downward extrusion roof pressure piece, the toper piece pushes the extrusion piece downwards, make the extrusion piece remove to the centre and carry out the secondary extrusion to the spare bent angle to avoid the part crooked resilience phenomenon to appear, go on in step single with many times punching press step in step, reduce production time, it is more convenient to use.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a mechanically designed automatic stamping and bending device of the present invention;

fig. 2 is a front cross-sectional view of the mechanically designed automatic stamping and bending apparatus of the present invention;

fig. 3 is an enlarged schematic view of the structure at a position a in fig. 2 of the mechanically designed automatic stamping and bending device of the present invention;

fig. 4 is the utility model discloses a mechanical design's automatic punching press bending device part structure enlarged schematic diagram.

Reference numbers in the figures: 1. a work table; 2. a pressure bearing plate; 3. a groove; 4. pressing the spring; 5. pressing the block; 6. extruding the block; 7. a slide bar; 8. a bump; 9. a limiting cavity; 10. a limiting spring; 11. stamping the blocks; 12. a hydraulic plate; 121. a limiting rod; 122. a damping spring; 123. a limiting block; 13. a conical block; 14. a hydraulic lever; 15. a fixing plate; 16. a hydraulic press; 17. a pillar; 18. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment is given by figures 1-4, the utility model relates to a mechanical design automatic stamping and bending device, which comprises a workbench 1, a bearing plate 2 is embedded and installed at the center of the upper surface of the workbench 1, a downward groove 3 is arranged at the middle part of the bearing plate 2, a top press block 5 is fixedly connected inside the groove 3 through a top press spring 4, two sides of the top press block 5 are both provided with a slidable extrusion block 6, the extrusion block 6 is designed in a right trapezoid structure, the outer wall of the side surface of the extrusion block 6 is inserted into an inner limiting cavity 9 of a lug 8 at two sides of the bearing plate 2 through a sliding rod 7, the sliding rod 7 is arranged inside the limiting cavity 9 and is provided with a limiting spring 10, a stamping block 11 is arranged right above the top press block 5, the top of the stamping block 11 is fixedly connected to the outer wall at the bottom of a hydraulic plate 12, the bottom of the hydraulic plate 12 is arranged at two sides of the stamping block 11 and is fixedly connected with a conical block 13, the top of the hydraulic plate 12 is fixedly connected with a hydraulic rod 14, and the top of the hydraulic rod 14 penetrates through a fixing plate 15 and then is connected with a hydraulic machine 16.

The cross sections of the top pressing block 5, the stamping block 11 and the groove 3 are designed to be the same, namely the stamping block 11 can downwards extrude the top pressing block 5 to slide up and down along the inner wall of the groove 3, so that a concave part can be formed by downwards stamping.

Wherein, toper piece 13 agrees with the design mutually with 6 inclined planes of extrusion piece, and two the design of closely laminating of the outside one side outer wall of toper piece 13 and two lugs 8 inside one side outer walls can make extrusion piece 6 inwardly moved through toper piece 13 lapse extrusion piece 6, carries out secondary extrusion to the part bent angle of punching press and fixes to avoid appearing the part phenomenon of kick-backing of buckling.

Four corners of the bottom of the fixed plate 15 are fixedly connected with the upper surface of the workbench 1 through supporting columns 17, and the bottom of the workbench 1 is fixedly connected with a base 18.

Wherein, the equal fixedly connected with gag lever post 121 in hydraulic pressure board 12 top four corners, gag lever post 121 top all pass behind the 15 conch walls of fixed plate with stopper 123 fixed connection, gag lever post 121 outer wall just is located and overlaps between hydraulic pressure board 12 and the fixed plate 15 and is equipped with damping spring 122, can restrict hydraulic pressure board 12 through gag lever post 121 and can only reciprocate to avoid skew to lead to bottom

punching press piece

11 and 5 skew of roof pressure piece about hydraulic pressure board 12, damping spring 122 can carry out the resistance to compression shock attenuation, extension fixture life to hydraulic pressure board 12.

The working principle is as follows: this device is when using, earlier place the punching press accessory plate on top briquetting 5 flush mutually with 6 tops of extrusion piece, then promote the 11 extrusion accessory plates downwards of punching press piece through hydraulic press 16, because top briquetting 5 can the downstream, consequently accessory plate middle part can the bending formation spill parts of undercut, conical block 13 follows punching press piece 11 together and promotes the bent angle department that extrudees the spill part of 6 inward shifting of extrusion piece downwards, can avoid appearing buckling and kick-backing among the part machining process and lead to processing failure, this device simple structure and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The automatic stamping and bending device is characterized by comprising a workbench (1), wherein a bearing plate (2) is embedded and installed at the center of the upper surface of the workbench (1), a downward groove (3) is formed in the middle of the bearing plate (2), a top pressing block (5) is fixedly connected inside the groove (3) through a top pressing spring (4), slidable extrusion blocks (6) are arranged on two sides of the top pressing block (5), the extrusion blocks (6) are designed in a right-angled trapezoid structure, the outer wall of the side surface of each extrusion block (6) is inserted into an internal limiting cavity (9) of a convex block (8) on two sides of the bearing plate (2) through a sliding rod (7), a limiting spring (10) is arranged inside each sliding rod (7) located in the limiting cavity (9), a stamping block (11) is arranged right above the top pressing block (5), the top of each stamping block (11) is fixedly connected to the outer wall of the bottom of a hydraulic plate (12), the hydraulic press is characterized in that conical blocks (13) are fixedly connected to two sides of each stamping block (11) at the bottom of each hydraulic plate (12), hydraulic rods (14) are fixedly connected to the tops of the hydraulic plates (12), and the tops of the hydraulic rods (14) are connected with a hydraulic press (16) after penetrating through fixing plates (15).

2. The mechanically designed automated press bending device according to claim 1, characterized in that the cross-sectional areas of the top press block (5) and the press block (11) and the recess (3) are of the same design.

3. The mechanically designed automatic stamping and bending device according to claim 1, wherein the conical blocks (13) are designed to fit with the inclined surfaces of the extrusion blocks (6), and the outer walls of the outward sides of the two conical blocks (13) are designed to be tightly fitted with the outer walls of the inward sides of the two convex blocks (8).

4. The mechanically designed automatic stamping and bending device according to claim 1, wherein four corners of the bottom of the fixing plate (15) are fixedly connected with the upper surface of the workbench (1) through pillars (17), and the bottom of the workbench (1) is fixedly connected with a base (18).

5. The mechanically designed automatic stamping and bending device according to claim 1, wherein limiting rods (121) are fixedly connected to four corners of the top of the hydraulic plate (12), the tops of the limiting rods (121) are fixedly connected with limiting blocks (123) after penetrating through the wall of the fixing plate (15), and damping springs (122) are sleeved on the outer wall of each limiting rod (121) and between the hydraulic plate (12) and the fixing plate (15).