CN117019975A

CN117019975A - Stamping device for mechanical manufacture

Info

Publication number: CN117019975A
Application number: CN202311145930.1A
Authority: CN
Inventors: 李兆福; 章志伟
Original assignee: Hangzhou Lin'an Zhongli Machinery Parts Co ltd
Current assignee: Hangzhou Lin'an Zhongli Machinery Parts Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2023-11-10

Abstract

The application belongs to the technical field of stamping, and particularly relates to a machine manufacturing stamping device, which comprises a bottom plate, wherein a portal frame is fixedly arranged in the middle of the bottom plate, a guide sliding rod II is fixedly arranged on one side above the bottom plate, a plurality of arranged arc stamping parts extend into an annular bulge workpiece, and are mutually separated, so that the effect of locally stamping the annular bulge workpiece from the inside to the outside is realized, the plurality of arranged arc stamping parts are driven to rotate and misplacement through rotation of the arranged rotating parts, and then the plurality of arc stamping parts are mutually separated to stamp the other local position of the annular bulge workpiece, thereby realizing complete stamping forming of the annular bulge workpiece, achieving the effect of greatly improving the precision of the workpiece compared with the traditional spinning process, greatly improving the processing efficiency of the workpiece, and solving the technical problem in the technical background.

Description

Stamping device for mechanical manufacture

Technical Field

The application belongs to the technical field of stamping, and particularly relates to a mechanical manufacturing stamping device.

Background

The workpiece protruding outwards from the middle of the circular ring shape can be processed by adopting a spinning mode generally, the precision of the workpiece is difficult to accurately control by adopting the traditional spinning processing, meanwhile, the processing efficiency is slow when the workpiece is processed by adopting the spinning mode, and the defects of the spinning workpiece are caused in the spinning process, and the main defects of the workpiece, such as surface fuzzing, skinning, folding, corrugation, cracking, bonding, material swelling, expanding and wrinkling, are caused by various reasons, so that a mechanical manufacturing stamping device is invented to solve the technical problems.

Disclosure of Invention

The application provides a machine manufacturing stamping device for overcoming the defects in the prior art.

In order to achieve the above object, the present application provides the following technical solutions: the utility model provides a mechanical manufacturing stamping device, includes the bottom plate, the fixed portal frame that is equipped with in middle position on the bottom plate, one side above the bottom plate is fixed and is equipped with guide slide bar two, guide slide bar two is close to the fixed pivot ear that is equipped with in one end of portal frame, guide slide bar two keep away from the upper and lower both sides of pivot ear one end all are fixed and are equipped with the fixed ear, the bottom plate is located be equipped with two work piece installation pieces of mutual swing joint under the portal frame, two work piece installation pieces between the opposite surface all is offered the work piece mounting groove, work piece stamping groove has been seted up to the intermediate position in work piece mounting groove, the inboard fixed circular arc spacing arch that is equipped with in work piece mounting groove bottom, two the inboard between the work piece mounting groove is equipped with annular bulge work piece, be equipped with the punching mounting bracket under the punching mounting bracket, be equipped with the punching mounting ring directly under the punching mounting bracket, fixedly connected with the cylinder between the portal frame, the punching mounting bracket is last the rotating member that is equipped with of rotating member, the rotating member is equipped with the rotating drive arrangement including with the rotating member, the rotating member is equipped with the circular arc mounting ring is equipped with the circular arc on the circular arc is equipped with the circular arc mounting ring, the circular arc is equipped with the circular arc is arranged in the circular arc is equipped with the circular arc fixing ring is arranged in the circular arc fixing hole of the circular arc fixing hole, the circular arc is arranged on the circular arc mounting sleeve, the circular arc is arranged on the circular arc is equipped with the circular arc is equidistant between the circular arc, make a plurality of circular arc stamping pieces have the motion trend that removes to the intermediate position of rotating the piece under thrust spring's the elastic force, the circular arc stamping pieces keep away from one side that the circular arc stamping is protruding is equipped with the wedge, on a plurality of circular arc stamping pieces the wedge forms the wide cavity down, the intermediate position of punching press collar is equipped with the lift plug-in that vertically sets up, the bottom mounting of lift plug-in is equipped with the wedge plug, the position of lift plug-in upper end both sides is all fixed and is equipped with fixed pneumatic cylinder fixed ear, fixed pneumatic cylinder fixed ear's upper end with fixedly connected with pneumatic cylinder two between the punching press mounting bracket, the wedge plug is located a plurality of the wedge forms the wide cavity down directly over. When the mechanical manufacturing stamping device is used, under the action of external force, the initial state between two workpiece mounting blocks is the mutually closed state, firstly, the annular bulge workpiece is arranged in the two workpiece mounting grooves between the two closed workpiece mounting blocks through a mechanical arm, under the action of the arc limiting bulge, the annular bulge workpiece is stably placed in the workpiece mounting grooves, then a cylinder is started, the cylinder stretches to drive a rotating piece and a plurality of arc stamping pieces to extend into the interiors of the annular bulge workpiece, then a hydraulic cylinder II is started, the lifting plug-in-part is driven to move downwards through the stretching of the hydraulic cylinder II, the tip end of the wedge-shaped plug is inserted between the arc stamping pieces, and the lifting plug-in-part is propped open by the wedge-shaped plug-in-part through the matching action of the wedge-shaped plug and the wedge-shaped surface, the sliding rod slides in the interiors of the sliding holes, the thrust spring is compressed, when the arc stamping pieces are outwards propped open, a part of the annular bulge workpiece is pressed close to the middle to form the convex shape, then the hydraulic cylinder II is contracted to pull the lifting plug-in-out, the state that the wedge-shaped plug-in-out surface is not pressed by the wedge-shaped plug-in-out part, the elastic plug-in-out part is pushed to push the part, the elastic plug-in the whole, the elastic bulge is pushed to move close to the whole, the arc stamping pieces are mutually close to the arc stamping pieces through the arc stamping pieces, and the whole, and the inner part is mutually stretched by the sliding in the sliding device, and the two arc stamping pieces, and the inner part is mutually close to slide hole, and the two mutually stretched through the arc plug-out, and the arc-shaped plug-in the corresponding to be mutually, and the whole, and the two. When a plurality of circular arc stamping parts outwards prop up, the other part position that is close to the middle of the annular bulge workpiece is extruded to form the bulge shape, the annular bulge workpiece is subjected to complete stamping forming, then the hydraulic cylinder II contracts again, the lifting plug-in unit is pulled to move upwards, the circular arc stamping parts are mutually closed under the elastic acting force of the thrust spring, then the cylinder can be started, the cylinder contracts, the stamping mounting frame, the rotating part, the circular arc stamping parts and the lifting plug-in unit are pulled upwards to pull out the circular arc stamping parts from the annular bulge workpiece, and the demolding effect is realized.

Preferably, a workpiece mounting structure is mounted on one side of the second guide sliding rod on the bottom plate, the workpiece mounting structure comprises a square sliding block which is connected with the second guide sliding rod in a sliding manner, a driving device is connected between the upper side and the lower side of the square sliding block and the fixed lug, push rods are arranged on the two sides of the square sliding block, annular protruding workpieces are mounted on the inner sides of the two workpiece mounting grooves, the push rods are arranged at the ends of the square sliding block far away from the square sliding block, a second rotating shaft rod is fixedly arranged on the opposite sides of the two workpiece mounting blocks, the second rotating shaft rod is hinged with the push rods, a first rotating shaft rod is fixedly arranged on one side of the workpiece mounting block close to the square sliding block, the first rotating shaft rod is hinged with the rotating shaft lug, the square sliding block is pushed to slide towards one side close to the workpiece mounting block by the driving device, the square sliding block is pushed by the push rods to rotate relative to the rotating shaft lug, the annular protruding workpieces can be mounted on the inner sides of the two workpiece mounting grooves, after the annular protruding workpieces are processed and formed, the square sliding blocks can be moved towards one side direction far away from the workpiece mounting blocks by the driving device, the rotating shaft relative lugs can be separated from the two workpiece mounting blocks by the push rods, and then the annular protruding workpieces can be discharged from the workpiece mounting grooves.

Preferably, the driving device is a first hydraulic cylinder, two ends of the first hydraulic cylinder are fixedly connected with the square sliding block and the fixing lug respectively, and the square sliding block is pushed or pulled to slide on the second guide sliding rod by extending or contracting the first hydraulic cylinder.

Preferably, the rotation driving device arranged outside the installation ring comprises a screw rod rotationally connected with one side of the stamping installation ring, one end of the screw rod is provided with a driving motor fixedly connected with an output shaft, the driving motor is fixedly connected with the stamping installation ring, a gear is fixedly arranged at the edge position of the installation ring, which is close to the upper end face, the screw rod is meshed with the gear, the screw rod is driven to rotate through the rotation of the output shaft of the driving motor, and the screw rod and the gear are mutually meshed, so that the rotating piece is driven to integrally rotate, and the arc stamping piece rotates along with the rotating piece.

Preferably, the fixed guide slide bar one that is circumference equidistant range that is equipped with in position of portal frame bottom, the equal vertical fixed guide cylinder that is equipped with in position that is close to the edge of punching press mounting bracket up end, adaptation sliding connection between guide cylinder and the guide slide bar one, mutually support between guide slide bar one and the guide cylinder through setting up, realized that the punching press mounting bracket reciprocates more stably at the portal frame.

Preferably, one side, away from the second guide slide rod, of the upper side of the bottom plate is provided with a conveyor belt device, the portal frame and the first guide slide rod are located right above the end part of the conveyor belt device, after the annular protruding workpiece falls off from the workpiece mounting block, the annular protruding workpiece falls on the conveyor belt device, and the annular protruding workpiece falling on the conveyor belt device is conveyed out through rotation conveying of the conveyor belt device.

Preferably, the bottom plate is provided with a discharging and pulling-away assembly, the discharging and pulling-away assembly is located under the rotating piece, the discharging and pulling-away assembly comprises two rotating shafts which are connected with the bottom plate in a rotating way and are arranged between the rotating shafts, rotating rods which are arranged in parallel are fixedly arranged on opposite surfaces between the rotating shafts, one end of each rotating rod is fixedly connected with each rotating shaft, one end of each rotating rod is fixedly connected with a connecting rod, one end of each rotating rod is far away from the corresponding rotating shaft, a motor is installed at one end of each rotating shaft, the motor is fixedly connected with the bottom plate, an output shaft of the motor is fixedly connected with the corresponding rotating shaft in a coaxial way, and if a machined annular protruding workpiece does not fall off from a separated workpiece installation block, the two rotating shafts are driven to rotate through rotation of the output shaft of the motor, so that the annular protruding workpiece on the workpiece installation block is peeled off through the rotating rods and the connecting rods.

To sum up, compared with the prior art, the beneficial effect of this scheme is:

(1) The inside of going deep into the protruding work piece of annular through a plurality of circular arc stamping pieces that set up, then mutually separate through the circular arc stamping pieces that set up, realized carrying out the effect of local punching press to the protruding work piece of annular from inside to outside, rotate through the rotation piece that sets up and drive a plurality of circular arc stamping pieces and rotate dislocation, then make a plurality of circular arc stamping pieces mutually separate each other and carry out the punching press to another local position of the protruding work piece of annular again, thereby realized carrying out complete stamping forming with the protruding work piece of annular, reached and compared traditional spinning technology, great improvement the effect of the precision of work piece, great improvement the machining efficiency of work piece, the technical problem who proposes in the technical background has been solved.

(2) The two workpiece mounting blocks are mutually closed to form an outer mold structure, so that the annular protruding workpiece can be conveniently mounted and punched to be formed, the two workpiece mounting blocks can be mutually separated from each other, the effect of conveniently demolding the annular protruding workpiece with the structure protruding outwards is achieved, and the problem that the traditional punching process cannot be used for demolding the workpiece with the structure protruding outwards is solved.

(3) The output shaft of the motor rotates to drive the two rotating shafts to rotate through the discharging poking assembly, the effect that the annular protruding workpiece on the workpiece mounting block is peeled off through the rotating rod and the connecting rod is achieved, and the annular protruding workpiece which is formed by machining is effectively prevented from being bonded on the workpiece mounting block.

Drawings

Fig. 1 is a schematic structural view of the present application.

Fig. 2 is a schematic structural view of the base plate of the present application.

Fig. 3 is a schematic structural view of the workpiece mounting structure of the present application.

Fig. 4 is a structural exploded view of the workpiece mounting structure of the present application.

Fig. 5 is a schematic view of a partial structure of the present application.

Fig. 6 is an exploded view of a partial structure of the present application.

Fig. 7 is a schematic structural view of a rotating member according to the present application.

Fig. 8 is a schematic structural view of the circular arc stamping of the present application.

10. A bottom plate; 11. a conveyor belt device; 12. a portal frame; 13. a first guide slide bar; 14. a second guide slide bar; 15. a fixed ear; 16. a rotating shaft lug; 20. a workpiece mounting structure; 21. square slide block; 22. a first hydraulic cylinder; 23. a push rod; 24. a workpiece mounting block; 25. a first rotating shaft lever; 26. a second rotating shaft lever; 27. a workpiece mounting groove; 28. stamping a groove on a workpiece; 29. arc limiting protrusions; 30. stamping the mounting frame; 31. stamping the mounting ring; 32. a guide cylinder; 33. a cylinder; 34. a screw rod; 40. a rotating member; 41. installing a circular ring; 42. a gear; 43. a slide hole; 50. arc stamping parts; 51. a slide bar; 52. a thrust spring; 53. arc stamping bulge; 54. a wedge surface; 60. lifting the plug-in; 61. a wedge plug; 62. fixing the hydraulic cylinder fixing lug; 63. a second hydraulic cylinder; 70. the discharging and separating assembly comprises 71, a rotating shaft, 72, a rotating rod, 73, a connecting rod, 74, a motor and 80, and annular protruding workpieces.

Detailed Description

In order to enable those skilled in the art to better understand the solution of the present application, the following description will make clear and complete descriptions of the technical solution of the present application in the embodiment of the present application with reference to the accompanying drawings in the embodiment of the present application.

Referring to fig. 1-8, a machine-made stamping device comprises a bottom plate 10, a portal frame 12 is fixedly arranged in the middle position on the bottom plate 10, a second guide slide bar 14 is fixedly arranged on one side above the bottom plate 10, a rotating shaft lug 16 is fixedly arranged at one end of the second guide slide bar 14, which is close to the portal frame 12, fixing lugs 15 are fixedly arranged on the upper side and the lower side of one end, which is far away from the rotating shaft lug 16, of the second guide slide bar 14, two workpiece mounting blocks 24 which are positioned right below the portal frame 12 and are in movable connection with each other are arranged on the bottom plate 10, workpiece mounting grooves 27 are respectively arranged on opposite surfaces between the two workpiece mounting blocks 24, a workpiece stamping groove 28 is arranged in the middle position of the workpiece mounting grooves 27, an arc limiting protrusion 29 is fixedly arranged at the inner side of the bottom end of the workpiece mounting groove 27, an annular protruding workpiece 80 is arranged at the inner side between the two workpiece mounting grooves 27, the utility model discloses a stamping device, including portal frame 12, stamping mounting bracket 30 is equipped with under the portal frame 12, stamping mounting bracket 30 is equipped with punching press collar 31 under, fixedly connected with cylinder 33 between stamping mounting bracket 30 and the portal frame 12, install rotor 40 on the stamping mounting bracket 30, the outside of rotor 40 is equipped with rotation drive arrangement, rotor 40 include with the installation ring 41 of adaptation rotation connection between the stamping mounting collar 31, run through on the arc surface of installation ring 41 be equipped with a plurality of slide holes 43 that are circumference equidistant range, the inside of installation ring 41 is equipped with a plurality of circular arc stamping pieces 50 that are circumference equidistant range, the fixed circular arc stamping pieces 53 that are equipped with in the position near the centre on the arc surface of circular arc stamping pieces 50, the outside of circular arc stamping pieces 50 is fixed and is equipped with slide bar 51, the sliding rod 51 is inserted in the sliding hole 43 and is in sliding connection with the mounting circular ring 41, a thrust spring 52 is sleeved on the sliding rod 51, a plurality of arc stamping parts 50 have a movement trend of moving towards the middle position of the rotating part 40 under the elastic acting force of the thrust spring 52, a wedge surface 54 is arranged on one side, away from the arc stamping protrusions 53, of each arc stamping part 50, each wedge surface 54 on each arc stamping part 50 forms a cavity with a wide upper part and a narrow lower part, a vertically arranged lifting plug-in 60 is arranged in the middle position of the corresponding stamping mounting ring 31, a wedge plug 61 is fixedly arranged at the bottom end of each lifting plug-in 60, a fixed hydraulic cylinder fixing lug 62 is fixedly arranged at the positions of two sides of the upper end of each lifting plug-in 60, a hydraulic cylinder two 63 is fixedly connected between the upper end of each fixed hydraulic cylinder fixing lug 62 and the corresponding stamping mounting frame 30, and each wedge plug 61 is located right above the corresponding wedge surface 54 to the corresponding cavity with the corresponding upper part. When the mechanical manufacturing stamping device is used, under the action of external force, the initial state between two workpiece mounting blocks 24 is the mutually closed state, firstly, an annular convex workpiece 80 is arranged in two workpiece mounting grooves 27 between the two closed workpiece mounting blocks 24 through a manipulator, under the action of an arc limiting bulge 29, the annular convex workpiece 80 is stably placed in the workpiece mounting grooves 27, then, a cylinder 33 is started, the cylinder 33 is extended to drive a rotating piece 40 and a plurality of arc stamping pieces 50 to extend into the annular convex workpiece 80, then, a hydraulic cylinder II 63 is started, the lifting plug-in 60 is driven to move downwards through the extension of the hydraulic cylinder II 63, the tip of a wedge-shaped plug 61 is inserted between the arc stamping pieces 50, and through the cooperation of the wedge-shaped plug 61 and a wedge-shaped surface 54, in the process of downward movement of the wedge-shaped plug 61, the lifting plug 60 spreads the arc stamping pieces 50, the sliding rod 51 slides in the sliding hole 43, the thrust spring 52 is compressed, when the arc stamping pieces 50 spread outwards, a part of the annular convex workpiece 80 close to the middle is extruded to form a convex shape, then the lifting plug 60 is pulled to move upwards by shrinkage of the second hydraulic cylinder 63, in the state that the wedge-shaped plug 61 does not extrude the wedge-shaped surface 54, the arc stamping pieces 50 are pushed to be close to each other under the elastic force of the thrust spring 52, the sliding rod 51 slides in the sliding hole 43, then the rotating piece 40 and the whole arc stamping pieces 50 are driven to rotate and be misplaced with the initial state by the peripheral rotation driving device, then the second hydraulic cylinder 63 is started again to extend the second hydraulic cylinder 63, the lifting plug 60 is pushed to extend and move downwards, the wedge-shaped plug 61 and the wedge-shaped surface 54 are matched again to prop up the arc stamping pieces 50, the sliding rod 51 slides in the sliding hole 43, the thrust spring 52 is compressed, when the arc stamping pieces 50 are outwards propped up, the other part of the annular bulge workpiece 80 close to the middle is extruded to form a bulge shape, the annular bulge workpiece 80 is subjected to complete stamping forming, the second hydraulic cylinder 63 is contracted again, the lifting plug 60 is pulled to move upwards, the arc stamping pieces 50 are mutually closed under the elastic acting force of the thrust spring 52, then the cylinder 33 can be started, the cylinder 33 is contracted to pull the stamping mounting frame 30, the rotating piece 40, the arc stamping pieces 50 and the lifting plug 60 to move upwards collectively to draw the arc stamping pieces 50 out of the annular bulge workpiece 80, and the demoulding effect is achieved.

In this embodiment, the workpiece mounting structure 20 is installed on the base plate 10 at one side of the second guide slide bar 14, the workpiece mounting structure 20 includes a square slide block 21 slidingly connected with the second guide slide bar 14, a driving device is connected between the upper and lower sides of the square slide block 21 and the fixed lugs 15, push rods 23 are respectively arranged at two sides of the square slide block 21, the end parts of the push rods 23 are hinged with the square slide block 21, the end parts of the push rods 23 far away from the square slide block 21 are provided with workpiece mounting blocks 24, two rotating shaft rods 26 are fixedly arranged on opposite sides between the two workpiece mounting blocks 24, the rotating shaft rods 26 are hinged with the push rods 23, one side of the workpiece mounting block 24 close to the square slide block 21 is fixedly provided with a rotating shaft rod one 25, the rotating shaft rod one 25 on the two workpiece mounting blocks 24 is hinged with a rotating shaft lug 16, the square slide block 21 is pushed by the driving device to slide one side close to the workpiece mounting block 24, the square slide block 21 is pushed by the push rods 23 to rotate relative to the rotating shaft lug 16, the annular bulge 80 can be installed to the inner sides of the two workpiece mounting grooves 27, after the annular bulge 80 is formed, the annular bulge 80 can be separated from the two workpiece mounting blocks 24 by the driving device to the rotating shaft lugs 24, and the workpiece mounting blocks 24 can be separated from the workpiece mounting grooves by the annular bulge 24.

Further, the driving device is preferably a first hydraulic cylinder 22, two ends of the first hydraulic cylinder 22 are fixedly connected with the square slide block 21 and the fixing lug 15 respectively, and the square slide block 21 is pushed or pulled to slide on the second guide slide rod 14 by extending or contracting the first hydraulic cylinder 22.

In this embodiment, the rotation driving device disposed outside the mounting ring 41 includes a screw rod 34 rotatably connected to one side of the stamping mounting ring 31, a driving motor fixedly connected to an output shaft is mounted at one end of the screw rod 34, the driving motor is fixedly connected to the stamping mounting ring 31, a gear 42 is fixedly disposed at an edge position of the mounting ring 41, which is close to the upper end surface, the screw rod 34 is meshed with the gear 42, the screw rod 34 is driven to rotate by rotation of the output shaft of the driving motor, and the screw rod 34 is meshed with the gear 42, so that the rotating member 40 is driven to integrally rotate, and the arc stamping member 50 follows the rotating member 40 to rotate together.

In this embodiment, the fixed guide slide bar one 13 that is a plurality of circumference equidistant ranges that are equipped with in the position of portal frame 12 bottom, the punching press mounting bracket 30 up end is close to the position of edge and all vertical fixed be equipped with guide cylinder 32, adaptation sliding connection between guide cylinder 32 and the guide slide bar one 13, mutually support between guide slide bar one 13 and the guide cylinder 32 through setting up, has realized that punching press mounting bracket 30 reciprocates more stably at portal frame 12.

In this embodiment, the conveyor belt device 11 is installed on the side, away from the second guide slide bar 14, above the bottom plate 10, and the gantry 12 and the first guide slide bar 13 are located right above the end of the conveyor belt device 11, so that when the annular raised workpiece 80 falls off from the workpiece installation block 24, the annular raised workpiece falls on the conveyor belt device 11, and the annular raised workpiece 80 falling on the conveyor belt device 11 is conveyed out by rotating and conveying the conveyor belt device 11.

In this embodiment, the bottom plate 10 is provided with a discharging and pulling-out assembly 70, the discharging and pulling-out assembly 70 is located under the rotating member 40, the discharging and pulling-out assembly 70 includes two rotating shafts 71 which are rotatably connected with the bottom plate 10 and are arranged at intervals, the two rotating shafts 71 are arranged at intervals, rotating rods 72 which are arranged in parallel with each other are fixedly arranged on opposite surfaces between the two rotating shafts 71, one end of each rotating rod 72 is fixedly connected with the rotating shaft 71, one end of each rotating rod 72, which is far away from the rotating shaft 71, is fixedly connected with a connecting rod 73, one end of each rotating shaft 71 is provided with a motor 74, the motor 74 is fixedly connected with the bottom plate 10, an output shaft of the motor 74 is fixedly connected with the rotating shaft 71 coaxially, and if a machined annular raised workpiece 80 does not fall off from a separated workpiece mounting block 24, the rotating shafts 71 are driven to rotate through the output shaft of the motor 74, and the annular raised workpiece 80 on the workpiece mounting block 24 is peeled off through the rotating of the rotating rods 72 and the connecting rods 73.

Specific embodiments of the application: when the mechanical manufacturing stamping device is used, under the action of external force, the square sliding block 21 is pushed by the first hydraulic cylinder 22 to slide to one side close to the workpiece mounting block 24, the square sliding block 21 pushes the workpiece mounting block 24 to rotate relative to the rotating shaft lug 16 through the push rod 23, so that the two workpiece mounting blocks 24 are mutually closed, the initial state between the two workpiece mounting blocks 24 is the mutually closed state, firstly, the annular convex workpiece 80 is arranged in the two workpiece mounting grooves 27 between the two closed workpiece mounting blocks 24 through a mechanical arm, under the action of the arc limiting bulge 29, the annular convex workpiece 80 is stably arranged in the workpiece mounting grooves 27, then the cylinder 33 is started, the cylinder 33 is extended to drive the rotating piece 40 and a plurality of arc stamping parts 50 to extend into the annular convex workpiece 80, then the second hydraulic cylinder 63 is started, the lifting plug-in 60 is driven to move downwards by the extension of the hydraulic cylinder II 63, so that the tip of the wedge-shaped plug 61 is inserted between the arc stamping pieces 50, the arc stamping pieces 50 are all propped open by the lifting plug-in 60 in the process of moving the wedge-shaped plug 61 downwards under the cooperation of the wedge-shaped plug 61 and the wedge-shaped surface 54, the sliding rod 51 slides in the sliding hole 43, the thrust spring 52 is compressed, when the arc stamping pieces 50 are outwards propped open, a part of the annular bulge workpiece 80 close to the middle is extruded to form a bulge shape, then the hydraulic cylinder II 63 is contracted to pull the lifting plug-in 60 to move upwards, the arc stamping pieces 50 are pushed to be close to each other under the elastic force of the thrust spring 52 under the condition that the wedge-shaped plug 61 does not extrude the wedge-shaped surface 54, the sliding rod 51 slides in the sliding hole 43, the screw rod 34 is driven to rotate by the rotation of the output shaft of the driving motor, the screw rod 34 and the gear 42 are meshed with each other, so that the rotating piece 40 is driven to integrally rotate, the arc stamping pieces 50 are enabled to rotate along with the rotating piece 40, dislocation between the whole arc stamping pieces 50 and an initial state is achieved, then the hydraulic cylinder II 63 is started again, the hydraulic cylinder II 63 is extended, the lifting plug 60 is pushed to extend downwards, the wedge-shaped plug 61 and the wedge-shaped surface 54 are enabled to be matched to work together to prop up a plurality of arc stamping pieces 50, the sliding rod 51 slides in the sliding hole 43, the thrust spring 52 is compressed, when the arc stamping pieces 50 are outwards propped up, the other part of the annular bulge workpiece 80 close to the middle is extruded to form a bulge shape, the annular bulge workpiece 80 is formed in a complete stamping mode, then the hydraulic cylinder II 63 is contracted again, the lifting plug 60 is pulled upwards, the arc stamping pieces 50 are mutually closed under the elastic force of the thrust spring 52, then the cylinder 33 is enabled to be started, the cylinder 33 is contracted and the installation block 22 is pulled to pull the installation block 24 to move upwards, the annular bulge workpiece 24 is enabled to be separated from the annular bulge workpiece 80, the installation block 24 is arranged in a direction away from the annular bulge block 24, and the installation block 24 is enabled to be separated from the annular bulge 24, and the installation block 24 is enabled to be installed;

if the formed annular raised workpiece 80 does not fall off from the separate workpiece mounting block 24, the rotation of the output shaft of the motor 74 drives both of the two rotating shafts 71 to rotate, so that the annular raised workpiece 80 on the workpiece mounting block 24 is peeled off by the rotating rod 72 and the connecting rod 73, and after the annular raised workpiece 80 falls off from the workpiece mounting block 24, the annular raised workpiece 80 falls on the conveyor belt device 11, and the annular raised workpiece 80 falling on the conveyor belt device 11 is conveyed out by the rotation conveying of the conveyor belt device 11.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

While the foregoing description illustrates and describes the preferred embodiments of the present application, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, either as a result of the foregoing teachings or as a result of the knowledge or technology of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the application are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a machine-building stamping device, its characterized in that, including bottom plate (10), the fixed portal frame (12) that is equipped with in position in the middle of on bottom plate (10), one side of bottom plate (10) top is fixed to be equipped with direction slide bar two (14), direction slide bar two (14) are close to the one end of portal frame (12) is fixed to be equipped with pivot ear (16), direction slide bar two (14) keep away from the upper and lower both sides of pivot ear (16) one end are all fixed and are equipped with fixed ear (15), be located on bottom plate (10) be equipped with two work piece installation piece (24) of mutual swing joint of opening and shutting under portal frame (12), two work piece installation piece (24) are all seted up work piece mounting groove (27) in the opposite face between the work piece installation piece (24), work piece punching press groove (28) have been seted up to the intermediate position of work piece installation groove (27), the inboard of work piece mounting groove (27) bottom is fixed to be equipped with circular arc spacing arch (29), and the inboard between two work piece installation groove (27) is equipped with annular protruding work piece (80), be equipped with under portal frame (12) and punching press cylinder (30) are equipped with between punching press (30), the stamping mounting frame (30) is provided with a rotating piece (40), and a rotating driving device is arranged on the outer side of the rotating piece (40).

2. The machine-made stamping device according to claim 1, wherein the rotating member (40) comprises a mounting ring (41) which is connected with the stamping mounting ring (31) in a matching rotation manner, a plurality of sliding holes (43) which are arranged at equal intervals in circumference are penetrated on an arc surface of the mounting ring (41), a plurality of arc stamping pieces (50) which are arranged at equal intervals in circumference are arranged in the mounting ring (41), arc stamping protrusions (53) are fixedly arranged at positions, close to the middle, on the outer arc surface of the arc stamping pieces (50), sliding rods (51) are fixedly arranged on the outer side of the arc stamping pieces (50), the sliding rods (51) are inserted into the sliding holes (43) and are connected with the mounting ring (41) in a sliding manner, a thrust spring (52) is sleeved on the sliding rods (51), the arc stamping pieces (50) have a movement trend of moving towards the middle position of the rotating member (40) under the elastic force of the thrust spring (52), one side, far away from the arc stamping protrusions (53), a plurality of wedge-shaped stamping pieces (50) are provided with wedge-shaped inner surfaces (54), a plurality of wedge-shaped insert pieces (60) are arranged on the middle position, and the wedge-shaped insert pieces (50) are arranged on the middle position, the bottom fixing of lift plug-in components (60) is equipped with wedge plug (61), the position of lift plug-in components (60) upper end both sides is all fixed and is equipped with fixed pneumatic cylinder fixed ear (62), the upper end of fixed pneumatic cylinder fixed ear (62) with fixedly connected with pneumatic cylinder two (63) between punching press mounting bracket (30), wedge plug (61) are located a plurality of wedge face (54) form the wide top of upper and lower narrow cavity.

3. The machine-made stamping device according to claim 1, wherein a workpiece mounting structure (20) is mounted on the base plate (10) and located on one side of the second guide slide rod (14), the workpiece mounting structure (20) comprises a square slide block (21) which is slidably connected with the second guide slide rod (14), driving devices are connected between the upper side and the lower side of the square slide block (21) and the fixed lugs (15), push rods (23) are respectively arranged on two sides of the square slide block (21), the end parts of the push rods (23) are hinged with the square slide block (21), workpiece mounting blocks (24) are arranged on the end parts, far away from the square slide block (21), of the push rods (23), a second rotating shaft rod (26) is fixedly arranged on the back of the two workpiece mounting blocks (24), the second rotating shaft rod (26) is hinged with the push rods (23), a first rotating shaft (25) is fixedly arranged on one side, close to the square slide block (21), of the two workpiece mounting blocks (24), of the first rotating shaft rod (25) is hinged with the first rotating shaft (16).

4. A machine-made stamping device according to claim 2, characterized in that the driving means are preferably hydraulic cylinders (22), the two ends of the hydraulic cylinders (22) being fixedly connected to the square slide (21) and the fixing lugs (15), respectively.

5. A machine-made stamping device according to claim 2, characterized in that the rotary driving means arranged outside the mounting ring (41) comprises a screw rod (34) rotatably connected with one side of the stamping mounting ring (31), one end of the screw rod (34) is provided with a driving motor fixedly connected with an output shaft, the driving motor is fixedly connected with the stamping mounting ring (31), a gear (42) is fixedly arranged at the edge position, close to the upper end surface, of the mounting ring (41), and the screw rod (34) is meshed with the gear (42).

6. The machine-made stamping device according to claim 2, wherein a plurality of guide slide bars (13) which are arranged at equal intervals in circumference are fixedly arranged at the bottom end of the portal frame (12), guide cylinders (32) are vertically and fixedly arranged at positions, close to the edges, of the upper end face of the stamping mounting frame (30), and the guide cylinders (32) are in adaptive sliding connection with the guide slide bars (13).

7. A machine-made stamping device according to claim 2, characterized in that a conveyor belt device (11) is mounted on the side of the base plate (10) remote from the second guide slide (14), the portal frame (12) and the first guide slide (13) being located directly above the end of the conveyor belt device (11).

8. The machine-made stamping device according to claim 2, wherein the bottom plate (10) is provided with a discharging and pulling-out assembly (70), the discharging and pulling-out assembly (70) is located under the rotating piece (40), the discharging and pulling-out assembly (70) comprises two rotating shafts (71) which are rotatably connected with the bottom plate (10) and are arranged at intervals, two rotating shafts (71) are arranged at intervals, rotating rods (72) which are arranged in parallel with each other are fixedly arranged on opposite surfaces between the two rotating shafts (71), one end of each rotating rod (72) is fixedly connected with one end of each rotating shaft (71), one end, away from each rotating shaft (71), of each rotating rod (72) is fixedly connected with a connecting rod (73), one end of each rotating shaft (71) is provided with a motor (74), each motor (74) is fixedly connected with the bottom plate (10), and an output shaft of each motor (74) is coaxially and fixedly connected with each rotating shaft (71).