CN219443131U

CN219443131U - Demoulding structure and transportation equipment stationary blade stamping die

Info

Publication number: CN219443131U
Application number: CN202222575373.4U
Authority: CN
Inventors: 付勇前; 关华坤; 易鹏
Original assignee: Wuhan Pengfei Fineblanking Machinery Co ltd
Current assignee: Wuhan Pengfei Fineblanking Machinery Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-08-01
Anticipated expiration: 2032-09-28

Abstract

The utility model relates to the technical field of stamping dies, in particular to a demoulding structure and a transportation equipment fixing sheet stamping die, wherein a demoulding assembly comprises a rotating rod and a cross beam rod, one end of the rotating rod is rotationally connected with the upper end of an inner core, the middle section of the rotating rod is rotationally arranged on a fixing frame on a frame, the outer end of the rotating rod is rotationally pressed in the cross beam rod, springs are respectively pressed on the upper side and the lower side of the outer end of the rotating rod, and the cross beam rod is fixed on the arc outer wall at the upper end of a stamping pipe through a connecting rod, so that the stamping die has the beneficial effects that: through the device that has lever structure to realize the separation of inner core and ram pipe, in the punching press in-process, drive the inner core and rise, realize the purpose of punching press plate, when rising that resets, under the effect of spring, make the lever structure reverse rotation that the bull stick formed, extrude the work piece through the inner core, reach the purpose of drawing of patterns, thereby realize continuous processing.

Description

Demoulding structure and transportation equipment stationary blade stamping die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a demoulding structure and a fixing piece stamping die of transportation equipment.

Background

Most of the existing stamping devices adopt stamping dies to shape and stamp the plate, so that workpieces with special shapes are obtained.

In the prior art, a hollow stamping device is mostly adopted to realize stamping, so that structural plates punched after stamping are clamped in the inner cavity of a stamping die under the action of stamping force, and rise along with reset driving, the die and a stamped workpiece have small size errors, and the workpiece is difficult to demould in the inner cavity of the die, so that the subsequent processing is influenced, and the production and processing efficiency is seriously influenced.

Disclosure of Invention

The utility model aims to provide a demoulding structure and a transportation equipment fixing sheet stamping die for solving the problem.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a demolding structure, the demolding structure comprising:

the lower end of the stamping tube is provided with a stamping knife which is pressed on the upper end face of the workpiece, the upper end of the stamping tube is connected with a telescopic stamping driving assembly, an inner core is slidably arranged in an inner cavity of the stamping tube, and a rotary groove is transversely penetrated through the circular arc outer wall of the stamping tube;

the demoulding assembly comprises a rotating rod and a cross beam rod, wherein one end of the rotating rod is rotated to connect the upper end of the inner core, the middle section of the rotating rod is rotated to be installed on a fixing frame on a rack, the outer end of the rotating rod is rotated to be pressed in the cross beam rod, springs are respectively pressed on the upper side and the lower side of the outer end of the rotating rod, and the cross beam rod is fixed on the upper arc outer wall of a stamping pipe through a connecting rod.

Preferably, the inner wall of the stamping tube is provided with a sliding groove, the outer wall of the inner core is provided with a sliding block, and the sliding block is in sliding connection with the sliding groove.

Preferably, the lower extreme of inner core is provided with the drawing of patterns bottom plate that flushes with the stamping knife, the lower extreme of drawing of patterns bottom plate is provided with the chamfer.

Preferably, a pair of hinge supports are arranged at the upper end of the inner core, a second lantern ring is arranged at the end part of the rotating rod, and the second lantern ring is rotatably arranged on the hinge supports.

Preferably, the middle section of the rotating rod is provided with a first lantern ring, a rotating seat is arranged in the fixing frame, and the first lantern ring is rotatably arranged on the rotating seat.

Preferably, the rotating rod extends to the outer side of the stamping pipe along the rotating groove, an inner groove is formed in the inner cavity of the cross beam rod, and a sleeve rod is vertically arranged in the inner groove.

Preferably, the end part of the rotating rod is provided with a long round groove, and the long round groove is sleeved on the sleeve rod.

Preferably, a pair of springs distributed up and down are sleeved on the loop bar, and two ends of each spring respectively prop against the inner wall of the inner groove and the rotating rod.

The utility model provides a transportation equipment stationary blade stamping die, includes foretell demoulding structure.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the device with the lever structure is arranged, so that the separation of the inner core and the stamping pipe is realized, the inner core is driven to ascend in the stamping process, the purpose of stamping the plate is realized, the lever structure formed by the rotating rod is reversely rotated under the action of the spring when the plate is reset and ascends, the workpiece is extruded through the inner core, and the purpose of demoulding is realized, so that continuous processing is realized.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the core mounting perspective structure of the present utility model;

fig. 3 is a schematic perspective view of a rotating rod according to the present utility model.

In the figure: 1. a workpiece; 2. stamping a tube; 3. punching a cutter; 4. an inner core; 5. demolding the bottom plate; 6. a chute; 7. a slide block; 8. a connecting rod; 9. a cross beam rod; 10. an inner tank; 11. a rotating rod; 12. a hinged support; 13. a spring; 14. a loop bar; 15. a fixing frame; 16. a long round groove; 17. a rotating seat; 18. a first collar; 19. a rotary groove; 20. and a second collar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution:

example 1:

a demoulding structure comprises a punching tube 2 and a demoulding assembly.

The lower extreme of punching press pipe 2 is provided with punching press sword 3, and punching press sword 3 pressfitting is at the up end of work piece 1, and flexible punching press drive assembly is connected to the upper end of punching press pipe 2, slidable mounting has inner core 4 in the inner chamber of punching press pipe 2.

The circular arc outer wall of stamping tube 2 transversely runs through and is provided with rotary groove 19, and the drawing of patterns subassembly includes bull stick 11 and crossbeam pole 9, and the upper end of inner core 4 is connected in the one end rotation of bull stick 11, and the interlude rotation of bull stick 11 is installed on rack 15, and the outer end rotation pressfitting of bull stick 11 is in crossbeam pole 9, and the equal pressfitting of both sides has spring 13 about the outer end of bull stick 11, and crossbeam pole 9 passes through connecting rod 8 to be fixed at the upper end circular arc outer wall of stamping tube 2.

Through setting up the cooperation of bull stick 11 and mount 15, form lever structure, at punching press pipe 2 push down the in-process, drive the outer end of bull stick 11 through mount 15 and rotate downwards, the other end of bull stick 11 drives inner core 4 along rotary groove 19 and rises, the die of being convenient for, after the punching press, under the rising effort of mount 15 and spring 13's elasticity effect that resets, realize the reverse rotation of bull stick 11, thereby drive inner core 4 downwards to do the run through impact, extrude the work piece on the inner wall of joint punching press pipe 2 lower extreme, thereby realize convenient drawing of patterns, machining efficiency has been improved greatly.

Example 2:

on the basis of embodiment 1, in order to limit the lifting position of the inner core 4, the rotary rod 11 is prevented from being blocked due to the deflection of the inner core 4, the inner wall of the stamping tube 2 is provided with a sliding groove 6, the outer wall of the inner core 4 is provided with a sliding block 7, and the sliding block 7 is slidingly inserted in the sliding groove 6.

The sliding block 7 and the sliding groove 6 are matched, so that the purpose of the lifting position of the inner core 4 is limited, and the circumferential rotation is avoided.

Example 3:

on the basis of embodiment 2, in order to realize the installation of the rotary lever structure of the rotary rod 11, the application is further provided with a demoulding bottom plate 5 which is flush with the stamping knife 3 at the lower end of the inner core 4, the lower end of the demoulding bottom plate 5 is provided with a chamfer, the upper end of the inner core 4 is provided with a pair of hinge bases 12 which are bilaterally symmetrical, the end part of the rotary rod 11 is provided with a second lantern ring 20, the second lantern ring 20 is rotatably installed on the hinge bases 12, the middle section of the rotary rod 11 is provided with a first lantern ring 18, a rotary base 17 is arranged in the fixing frame 15, and the first lantern ring 18 is rotatably installed on the rotary base 17.

The first lantern ring 18 and the second lantern ring 20 are respectively matched with the rotary tool 17 and the hinged support 12, so that the purpose of limiting and rotating the rotary rod 11 is achieved, and a stable lever structure is formed.

Example 4:

on the basis of embodiment 3, in order to limit the rotary extension of the outer end part of the rotating rod 11, the present application further has the structure that the rotating rod 11 extends to the outer side of the stamping tube 2 along the rotary groove 19, an inner groove 10 is arranged in the inner cavity of the beam rod 9, a sleeve rod 14 is vertically arranged in the inner groove 10, the end part of the rotating rod 11 is provided with an oblong groove 16, the oblong groove 16 is sleeved on the sleeve rod 14, a pair of springs 13 distributed up and down are sleeved on the sleeve rod 14, and two ends of the springs 13 respectively abut against the inner wall of the inner groove 10 and the rotating rod 11.

Through setting up long circular groove 16 and making the tip adaptation of bull stick 11 be suitable for lever circumference rotation, through the cooperation of loop bar 14 and inside groove 10, inject the tip position of bull stick 11, through the extrusion to spring 13 for in the drawing of patterns process, utilize spring 13's reset elasticity, provide the run-through impact of inner core 4, thereby make the tip of inner core 4 run through and extend to the outside of ram pipe 2, reach the position of abundant drawing of patterns, through setting up the spring 13 of bilateral symmetry, thereby realize quick buffering in the vibration process that resets, make the timely maintenance of bull stick 11 transversely steady.

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

Claims

1. A demoulding structure, characterized in that: the demolding structure comprises:

the lower end of the stamping tube (2) is provided with a stamping cutter (3), the stamping cutter (3) is pressed on the upper end face of the workpiece (1), the upper end of the stamping tube (2) is connected with a telescopic stamping driving assembly, an inner core (4) is slidably arranged in an inner cavity of the stamping tube (2), and a rotary groove (19) transversely penetrates through the circular arc outer wall of the stamping tube (2);

the demolding assembly comprises a rotating rod (11) and a beam rod (9), wherein one end of the rotating rod (11) is rotationally connected with the upper end of an inner core (4), the middle section of the rotating rod (11) is rotationally arranged on a fixing frame (15) on a rack, a pair of hinge supports (12) which are bilaterally symmetrical are arranged at the upper end of the inner core (4), a second lantern ring (20) is arranged at the end of the rotating rod (11), the second lantern ring (20) is rotationally arranged on the hinge supports (12), a first lantern ring (18) is arranged at the middle section of the rotating rod (11), a rotating seat (17) is arranged in the fixing frame (15), the outer end of the rotating rod (11) is rotationally pressed in the beam rod (9), springs (13) are respectively pressed on the upper side and the lower side of the outer end of the rotating rod (11), and the beam rod (9) is fixed on the outer wall of an upper arc of a stamping pipe (2) through a connecting rod (8).

2. A mold release structure according to claim 1, wherein: the inner wall of the stamping tube (2) is provided with a sliding groove (6), the outer wall of the inner core (4) is provided with a sliding block (7), and the sliding block (7) is in sliding connection with the sliding groove (6).

3. A mold release structure according to claim 2, wherein: the lower extreme of inner core (4) is provided with drawing of patterns bottom plate (5) with stamping knife (3) flush, the lower extreme of drawing of patterns bottom plate (5) is provided with the chamfer.

4. A mold release structure according to claim 1, wherein: the rotating rod (11) extends to the outer side of the stamping tube (2) along the rotating groove (19), an inner groove (10) is formed in the inner cavity of the cross beam rod (9), and a sleeve rod (14) is vertically arranged in the inner groove (10).

5. The release structure of claim 4, wherein: the end part of the rotating rod (11) is provided with a long round groove (16), and the long round groove (16) is sleeved on the sleeve rod (14).

6. The release structure of claim 5, wherein: a pair of springs (13) which are distributed up and down are sleeved on the loop bar (14), and two ends of each spring (13) respectively prop against the inner wall of the inner groove (10) and the rotating bar (11).

7. The utility model provides a transportation equipment stationary blade stamping die which characterized in that: comprising the release structure of any one of claims 1-6.