CN213223911U

CN213223911U - Blanking die for machining safety door

Info

Publication number: CN213223911U
Application number: CN202021939532.9U
Authority: CN
Inventors: 梁宜; 罗运武; 唐树
Original assignee: Wuhan Changjing Auto Parts Co ltd
Current assignee: Wuhan Changjing Auto Parts Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-05-18
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a blanking die for processing safety doors, which relates to the technical field of dies and comprises a lower die holder and an upper die holder, wherein the top end of the lower die holder is fixedly connected with an electromagnet, a blanking knife edge and a positioning post, the two sides of the electromagnet are respectively fixedly connected with a first side plate and a second side plate, the side surface of the first side plate is fixedly connected with an infrared emitter, and the side surface of the second side plate is fixedly connected with an infrared induction relay, the utility model ensures that stainless steel safety door plates are kept flat in the blanking process by arranging the electromagnet fixedly connected with the top end of the upper die holder, avoids the influence of smaller radian left by the plates which are not completely straightened in the front process on the blanking process in the processing, thereby reducing the product quality, achieving the purpose of improving the product quality, and reducing the complicated positioning and clamping device for the plates to be processed in the traditional blanking die, the purpose of simplifying the structure is achieved.

Description

Blanking die for machining safety door

Technical Field

The utility model relates to the technical field of mold, specifically be a blanking die of processing emergency exit.

Background

The plate material is separated along the closed contour line, the process of taking the material in the contour line as a blanking part is called blanking, the die for finishing the blanking process is called a blanking die, and compared with the conventional machining mode of turning, milling and planing, the blanking die has the following advantages: the large flat plate-shaped product can be formed, and the size of the product which can be formed by die pressing is only determined by the die clamping force and the size of the template of the existing die pressing machine; the mold with a large number of mold cavities can be placed on a given template, so that the production rate is high; the production efficiency is high, and the realization of specialized and automatic production is convenient.

The blanking die that discloses in chinese utility model patent application publication specification CN 207479315U, including last membrane module and lower membrane module, though this utility model has improved the precision of blanking die to a certain extent, has alleviated the burr problem of product to a certain extent, but this utility model does not consider the influence that the less radian that panel left over in leading aligning process brought to product processing, treats the location of processing panel and steps up the mechanism comparatively complicated to this utility model can not be fine reduction blanking in-process panel impact force to the production of cutter structure, does not consider the protection to cutter and mould, to sum up, this utility model has the influence of not considering panel self radian to the processing product, and panel location steps up the mechanism complicacy, can not better the problem of the impact force that the solution blanking in-process produced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a blanking die of processing emergency exit has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including die holder and upper die base, die holder top fixedly connected with electro-magnet, blanking edge of a knife and reference column, the electro-magnet both sides are fixedly connected with first curb plate and second curb plate respectively, first curb plate side fixedly connected with infrared emitter, second curb plate side fixedly connected with infrared induction relay, the die holder top is provided with the spring post hole, downthehole diapire fixedly connected with center post of spring post and spring, diapire fixedly connected with spring post in the lower die base, collecting box baffle and collecting box, center post lateral surface swing joint has the reference column, the upper die base bottom is through hexagon socket head cap screw fixedly connected with blanking sword.

Optionally, the top end of the upper die base is provided with two positioning holes, the two positioning holes are symmetrically distributed at the left end and the right end of the upper die base, the number of the positioning columns is two, the two positioning columns are respectively arranged under the two positioning holes, and chamfers are arranged at the top ends of the two positioning columns.

Optionally, two baffle slots are arranged at the top end of the upper die base, and the two baffle slots are respectively arranged right above the first side plate and the second side plate.

Optionally, the number of the spring column holes, the number of the spring columns, the number of the springs and the number of the center columns are four, the four spring column holes are evenly distributed in four corners of the lower die holder, the inner bottom walls of the four spring column holes are fixedly connected with the four spring columns through the springs respectively, circular counter bores are formed in the bottom ends of the four spring columns, and the four center columns are sleeved on the inner walls of the circular counter bores respectively.

Optionally, the first side plate and the second side plate are provided with square counter bores on one side, the two square counter bores are arranged at equal height positions, the infrared emitter and the infrared induction relay are respectively and fixedly connected to the inner walls of the two square counter bores, and the infrared induction relay is electrically connected with the electromagnet through a lead.

Optionally, the bottom wall of the lower die holder is provided with a chute, the bottom end of the collecting box is fixedly connected with a sliding block, and the sliding block at the bottom end of the collecting box is connected with the lower die holder in a sliding manner through the chute.

(III) advantageous effects

The utility model provides a blanking die of processing emergency exit possesses following beneficial effect:

1. this blanking die of processing emergency exit, through setting up the electro-magnet of fixed connection in the upper die base top for stainless steel emergency exit panel keeps leveling at the in-process of blanking, avoided adding man-hour because panel is not straightened totally and less radian that leaves over influences the blanking process in leading to product quality's reduction, reached the purpose that improves product quality, and reduced traditional blanking die utensil, treat the complicated loaded down with trivial details positioning and clamping device of processing panel, reached the purpose of simplifying the structure.

2. This blanking die of processing emergency exit through setting up the spring post of equipartition in the die holder four corners, has to a certain extent solved and has carried out the impact force of blanking course upper die base to the die holder to panel to and the impact force of panel to blanking edge of a knife and blanking sword working face, has reached the purpose that improves cutter and mould life to a certain extent, and has further guaranteed product quality to a certain extent.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is a schematic sectional view of the front view of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. an electromagnet; 4. a blanking knife edge; 5. a first side plate; 6. a second side plate; 7. a positioning column; 8. a blanking knife; 9. positioning holes; 10. an infrared emitter; 11. an infrared induction relay; 12. a collecting box baffle; 13. a collection box; 14. a baffle slot; 15. a spring post hole; 16. a spring post; 17. a central column; 18. a spring; 19. and (4) an inner hexagon bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 present invention provides a technical solution: a blanking die for processing a safety door comprises a lower die holder 1 and an upper die holder 2, wherein the inner bottom wall of the lower die holder 1 is provided with a sliding groove, the bottom end of a collecting box 13 is fixedly connected with a sliding block, the sliding block at the bottom end of the collecting box 13 is in sliding connection with the lower die holder 1 through the sliding groove, the top end of the upper die holder 2 is provided with two baffle slots 14, the two baffle slots 14 are respectively arranged right above a first side plate 5 and a second side plate 6, the top end of the lower die holder 1 is fixedly connected with an electromagnet 3, a blanking knife edge 4 and a positioning column 7, two sides of the electromagnet 3 are respectively and fixedly connected with the first side plate 5 and the second side plate 6, one sides of the first side plate 5 and the second side plate 6 are respectively provided with a square counter bore, the two square counter bores are arranged at equal height positions, an infrared emitter 10 and, the side of the first side plate 5 is fixedly connected with an infrared emitter 10, the side of the second side plate 6 is fixedly connected with an infrared induction relay 11, the top end of the lower die holder 1 is provided with spring column holes 15, four spring columns 16, springs 18 and center columns 17 are respectively provided, the four spring column holes 15 are uniformly distributed at four corners of the lower die holder 1, the bottom wall of each spring column hole 15 is fixedly connected with the four spring columns 16 through the springs 18, the bottom ends of the four spring columns 16 are respectively provided with a circular counter bore, the four center columns 17 are respectively sleeved on the inner walls of the circular counter bores, the bottom wall of each spring column hole 15 is fixedly connected with the center column 17 and the springs 18, the bottom wall of the lower die holder 1 is fixedly connected with the spring columns 16, a collecting box baffle 12 and a collecting box 13, the outer side surface of the center column 17 is movably connected with a, the locating hole 9 is total two, and two locating hole 9 symmetric distribution are in both ends about upper die base 2, and reference column 7 is total two, and two reference columns 7 set up respectively under two locating holes 9, and the chamfer has all been seted up on two reference column 7 tops.

When the blanking device is used, the upper die holder 2 is driven by an external power device to move downwards at a relatively uniform speed, the positioning column 7 fixedly connected to the top end of the lower die holder 1 and positioned right below the positioning hole 9 is matched with the positioning hole 9 along with the movement of the upper die holder 2 to ensure the precision of the blanking process of the upper die holder 2, when the upper die holder 2 continues to move downwards, the blanking knife 8 fixedly connected to the bottom end of the upper die holder 2 can shield an infrared signal emitted by the infrared emitter 10, at the moment, the blanking knife is fixedly connected to the side surface of the second side plate 6, an infrared induction relay 11 at the same height as the infrared emitter 10 loses an optical signal, a built-in circuit of the electromagnet 3 is switched on, the electromagnet 3 is electrified to generate magnetic force to fix a stainless steel safety door plate to be processed, and simultaneously, under the action of the magnetic force, radians carried by the stainless steel plate processed by the, the blanking device has the advantages that the plate is kept flat in the blanking process, meanwhile, the positioning structure of a workpiece is simplified, the processing efficiency is improved, when the upper die base 2 continuously descends to be in contact with the top end face of the spring column 16, under the action of the spring 18, the impact force of the upper die base 2 on the lower die base 1 is relieved to a certain degree, meanwhile, the impact force of the plate on the working faces of the blanking knife 8 and the blanking knife edge 4 in the blanking process is also reduced, the service life and the product quality of the knife are prolonged to a certain degree, after the blanking process is finished, the upper die base 2 is lifted, the infrared induction relay 11 receives optical signals again, the power supply of the electromagnet 3 is cut off, and the leftover materials are convenient to clean.

In conclusion, the stainless steel safety door plate material is kept flat in the blanking process by arranging the electromagnet 3 fixedly connected with the top end of the upper die base 2, thereby avoiding the reduction of the product quality caused by the influence of a smaller cambered surface left by the plate material which is not completely straightened in the preposing process on the blanking process in the processing, achieving the purpose of improving the product quality and reducing the cost in the traditional blanking die, the complex and complicated positioning and clamping device for the plate to be processed achieves the purpose of simplifying the structure, the spring columns 16 uniformly distributed at the four corners of the lower die holder 1 are arranged, the impact force of the upper die holder 2 on the lower die holder 1 in the blanking process of the plate is eliminated to a certain extent, and the impact force of the plate on the working surfaces of the blanking knife edge 4 and the blanking knife 8, the purpose of prolonging the service life of the knife and the die is achieved to a certain extent, and the product quality is further ensured to a certain extent.

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. The utility model provides a blanking die of processing emergency exit, includes die holder (1) and upper die base (2), its characterized in that: the top end of the lower die holder (1) is fixedly connected with an electromagnet (3), a blanking knife edge (4) and a positioning column (7), a first side plate (5) and a second side plate (6) are respectively fixedly connected with the two sides of the electromagnet (3), the side surface of the first side plate (5) is fixedly connected with an infrared emitter (10), the side surface of the second side plate (6) is fixedly connected with an infrared induction relay (11), a spring column hole (15) is arranged at the top end of the lower die base (1), a central column (17) and a spring (18) are fixedly connected with the inner bottom wall of the spring column hole (15), the inner bottom wall of the lower die holder (1) is fixedly connected with a spring column (16), a collecting box baffle plate (12) and a collecting box (13), the outer side surface of the central column (17) is movably connected with a positioning column (7), and the bottom end of the upper die base (2) is fixedly connected with a blanking knife (8) through an inner hexagonal bolt (19).

2. The blanking die for processing the safety door according to claim 1, wherein: the positioning structure is characterized in that positioning holes (9) are formed in the top end of the upper die base (2), the number of the positioning holes (9) is two, the positioning holes (9) are symmetrically distributed at the left end and the right end of the upper die base (2), the number of the positioning columns (7) is two, the two positioning columns (7) are respectively arranged under the two positioning holes (9), and chamfers are formed in the top ends of the two positioning columns (7).

3. The blanking die for processing the safety door according to claim 1, wherein: baffle grooves (14) are formed in the top end of the upper die base (2), the number of the baffle grooves (14) is two, and the two baffle grooves (14) are respectively arranged right above the first side plate (5) and the second side plate (6).

4. The blanking die for processing the safety door according to claim 1, wherein: spring post hole (15), spring post (16), spring (18) and center post (17) respectively have four, four spring post holes (15) evenly distributed in die holder (1) four corners, and the bottom wall passes through spring (18) and four spring posts (16) fixed connection respectively in four spring post holes (15), and four spring post (16) bottom all are provided with circular counter bore, and four center posts (17) cup joint respectively in circular counter bore inner wall.

5. The blanking die for processing the safety door according to claim 1, wherein: first curb plate (5) and second curb plate (6) one side all are provided with square counter bore, and two square counter bores set up in equal altitude positions, infra red transmitter (10) and infrared ray induction relay (11) fixed connection respectively in two square counter bore inner walls, infrared ray induction relay (11) pass through wire and electro-magnet (3) electric connection.

6. The blanking die for processing the safety door according to claim 1, wherein: the die comprises a lower die holder (1) and is characterized in that a sliding groove is formed in the inner bottom wall of the lower die holder (1), a sliding block is fixedly connected to the bottom end of a collecting box (13), and the sliding block at the bottom end of the collecting box (13) is connected with the lower die holder (1) in a sliding mode through the sliding groove.