CN217941499U

CN217941499U - Cold stamping mechanism for connecting plate reinforcement

Info

Publication number: CN217941499U
Application number: CN202221730045.0U
Authority: CN
Inventors: 李园; 胡彬; 李国富
Original assignee: Wuhan Benchmark Mould Technology Co ltd
Current assignee: Wuhan Benchmark Mould Technology Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-12-02
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a connecting plate reinforcement cold stamping mechanism, the on-line screen storage device comprises a base, it is fixed to contradict the material piece through clamp plate when drift punching press operation in two sets of locating component, prevent that the skew from appearing in the material piece, it drives the compression spring shrink to contradict the material piece through the clamp plate, make the inside gag lever post of compression spring to the inside slip of first through-hole, make drift and die holder go up the indent cooperation and carry out punching press operation to the material piece, can avoid appearing the condition of waste material bounce-back to a certain extent, in carrying the spiral cooling tube in the die holder with cooling liquid or water in the water tank through the water pump, carry out circulation flow through cooling liquid or water in water pump drive water tank and the spiral cooling tube, absorb the exchange through the heat of cooling liquid in water tank and the indent transmission on water tank and the spiral cooling tube, cool off the indent on the die holder, avoid the mould after continuous production, the mould continuously risees because of the temperature easily and causes the condition that part machining precision is low to take place.

Description

Cold stamping mechanism for connecting plate reinforcement

Technical Field

The utility model relates to a cold stamping technical field specifically is connecting plate reinforcement cold stamping mechanism.

Background

Cold stamping is a press working method which applies pressure to a plate or a hot material on a press by using a stamping die at normal temperature to cause the plate or the hot material to generate plastic deformation or separation so as to obtain a part with a required shape and size. In cold stamping, a cold stamping die is the tooling used for stamping. Without an advanced cold die, an advanced stamping process cannot be realized. The stamping equipment, the die and the process conditions are three elements of stamping processing.

The existing cold stamping mechanism is short of a positioning device for limiting the waste materials during stamping operation, the waste materials have rebound, the operation of the stamping operation is influenced, and the stamping mechanism cannot cool the core part of the die after the stamping operation, so that after the die is continuously produced, the die is easy to cause low part machining precision due to continuous rising of the temperature, and therefore the cold stamping mechanism for the connecting plate reinforcement needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting plate reinforcement cold stamping mechanism, set up locating component through the both ends at the mounting panel, carry out spacing fixed to the material spare through locating component when the drift punching press, avoid the waste material the condition of bounce to appear, through set up cooling device in the die holder, cool off through the cooling device to the last indent of die holder, avoid the mould after continuous production, the mould continuously risees because of the temperature easily and leads to the fact the condition that the part machining precision is low to take place, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the cold stamping mechanism for the connecting plate reinforcement comprises a base, wherein four groups of fixed columns are fixedly mounted at the upper end of the base, a top plate is fixedly connected at the upper ends of the four groups of fixed columns, an air cylinder is fixedly mounted at the upper end of the top plate, one end of a piston rod of the air cylinder penetrates through the top plate and is fixedly connected with a sliding plate, the bottom of the sliding plate is fixedly connected with a mounting plate through a bolt, a punch is fixedly mounted at the bottom of the mounting plate, and two groups of positioning assemblies are symmetrically arranged at two ends, located on the mounting plate, of the sliding plate;

the positioning assembly comprises a connecting plate, the upper end of the connecting plate is fixedly connected with the bottom of the sliding plate, a compression spring is fixedly connected with the bottom of the connecting plate, a pressing plate is fixedly connected with one end of the compression spring, a lower die holder is fixedly mounted at the upper end of the base, a punching groove matched with the punch is formed in the upper end of the lower die holder, and a cooling device is arranged below the punching groove of the lower die holder.

Preferably, the cooling device comprises a spiral cooling pipe, a water tank and a water pump which are arranged inside the lower die base, one end of the spiral cooling pipe is communicated with the water outlet end of the water pump through a pipeline, the other end of the spiral cooling pipe is communicated with the water tank through a pipeline, and the water inlet end of the water pump is communicated with the water tank through a pipeline.

Preferably, the lower die holder is internally provided with a spiral groove matched with the spiral cooling pipe, and the spiral cooling pipe is fixedly arranged in the spiral groove.

Preferably, the water pump is fixedly installed on one end surface of the base, and the water tank is fixedly installed on one end portion, located at the water pump, of the base.

Preferably, two ends of the mounting plate are symmetrically provided with four groups of counter bores, the bottom of the sliding plate is provided with a threaded blind hole corresponding to the counter bores, and one end of the bolt penetrates through the counter bores and is connected to the interior of the threaded blind hole in a threaded manner.

Preferably, a rubber pad is fixedly bonded to the bottom of the pressing plate, and the bottom of the pressing plate is higher than the bottom of the punch.

Preferably, two ends of the sliding plate are symmetrically provided with four groups of second through holes for the fixed columns to pass through, one ends of the fixed columns pass through the second through holes to be fixedly connected with the bottom of the top plate, and the outer walls of the fixed columns are in sliding connection with the inner walls of the second through holes.

Preferably, the compression springs are symmetrically provided with at least six groups, the pressing plates are located inside the compression springs and fixedly provided with limiting rods, the sliding plate is provided with first through holes corresponding to the limiting rods, and one ends of the limiting rods penetrate through the connecting plate and are located inside the first through holes.

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

1. the utility model discloses a sliding plate, mounting panel, bolt, drift, gag lever post, first through-hole and locating component isotructure design, through two sets of locating component medium pressing plate conflict the material piece when drift punching press operation fixedly, prevent that the material piece from appearing squinting, conflict the material piece through the pressing plate and drive compression spring shrink, make the inside gag lever post of compression spring slide to first through-hole inside, make drift and die holder go up the punching press groove cooperation and carry out the punching press operation to the material piece, can avoid the condition of waste material bounce to a certain extent;

2. through the die holder, the punching press groove, the helicla flute, the spiral cooling tube, the design of structures such as water tank and water pump, in carrying the die holder spiral cooling tube with cooling liquid or water in the water tank through the water pump, it carries out the circulation flow to drive cooling liquid or water in water tank and the spiral cooling tube through the water pump, the heat of transmission absorbs the exchange in the punching press inslot through the cooling liquid in water tank and the spiral cooling tube, carry out cooling to the punching press groove on the die holder, avoid the mould after continuous production, the mould is because of the temperature lasts the circumstances that the risees and cause the parts machining precision low to take place easily.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is a schematic view of an axial measurement structure of the positioning assembly of the present invention;

fig. 4 is a schematic view of the axial structure of the sliding plate of the present invention;

fig. 5 is a schematic top view of the spiral cooling tube of the present invention.

In the figure: 1. a base; 2. fixing a column; 3. a top plate; 4. a cylinder; 5. a sliding plate; 6. mounting a plate; 7. a bolt; 8. a countersunk hole; 9. a threaded blind hole; 10. a punch; 11. a connecting plate; 12. a compression spring; 13. pressing a plate; 14. a limiting rod; 15. a first through hole; 16. a lower die holder; 17. punching a groove; 18. a helical groove; 19. a spiral cooling tube; 20. a water tank; 21. a water pump; 22. a second via.

Detailed Description

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

Referring to fig. 1-5, the present invention provides a technical solution:

the cold stamping mechanism for the connecting plate reinforcement comprises a base 1, four groups of fixing columns 2 are fixedly mounted at the upper end of the base 1, the four groups of fixing columns 2 are arranged in a pairwise symmetry manner, top plates 3 are fixedly connected at the upper ends of the four groups of fixing columns 2, air cylinders 4 are fixedly mounted at the upper ends of the top plates 3, one ends of piston rods of the air cylinders 4 penetrate through the top plates 3 and are fixedly connected with sliding plates 5, four groups of second through holes 22 for the fixing columns 2 to penetrate through are symmetrically formed in the two ends of the sliding plates 5, one ends of the fixing columns 2 penetrate through the second through holes 22 and are fixedly connected with the bottoms of the top plates 3, the outer walls of the fixing columns 2 are in sliding connection with the inner walls of the second through holes 22, when the air cylinders 4 drive the sliding plates 5 to descend, the sliding plates 5 are guided and limited, and the stability of the stamping device is improved;

the bottom of the sliding plate 5 is fixedly connected with a mounting plate 6 through a bolt 7, four groups of counter bores 8 are symmetrically formed in two ends of the mounting plate 6, a threaded blind hole 9 corresponding to the counter bore 8 is formed in the bottom of the sliding plate 5, one end of the bolt 7 penetrates through the counter bore 8 and is connected to the inside of the threaded blind hole 9 in a threaded manner, a punch 10 is fixedly mounted at the bottom of the mounting plate 6, the mounting plate 6 can be conveniently detached or replaced through the bolt 7, and two groups of positioning assemblies are symmetrically arranged at two ends, located on the mounting plate 6, of the sliding plate 5;

the positioning assembly comprises a connecting plate 11, the upper end of the connecting plate 11 is fixedly connected with the bottom of the sliding plate 5, the bottom of the connecting plate 11 is fixedly connected with a compression spring 12, one end of the compression spring 12 is fixedly connected with a pressing plate 13, at least six groups of compression springs 12 are symmetrically arranged, a limiting rod 14 is fixedly arranged inside the compression spring 12 of the pressing plate 13, a first through hole 15 corresponding to the limiting rod 14 is formed in the sliding plate 5, one end of the limiting rod 14 penetrates through the connecting plate 11 and is located inside the first through hole 15, a rubber pad is fixedly bonded to the bottom of the pressing plate 13, and the bottom of the pressing plate 13 is higher than the bottom of the punch 10, so that the pressing plate 13 in the two groups of positioning assemblies can conveniently abut and fix the material when the punch 10 performs punching operation, the material is prevented from deviating, the compression spring 12 is driven to shrink by abutting the pressing plate 13, the limiting rod 14 inside the compression spring 12 slides towards the inside of the first through hole 15, the punch 10 is matched with a pressing groove 17 on the lower die holder 16 to perform punching operation on the material, and the waste is avoided from rebounding;

the upper end fixed mounting of base 1 has lower bolster 16, the punching press 17 with drift 10 looks adaptation is seted up to the upper end of lower bolster 16, and lower bolster 16 is located the below of punching press 17 and is provided with cooling device, cooling device is including setting up in the inside spiral cooling tube 19 of lower bolster 16, water tank 20 and water pump 21, the one end of spiral cooling tube 19 communicates with the delivery end of water pump 21 through the pipeline, the other end of spiral cooling tube 19 communicates with water tank 20 through the pipeline, the end of intaking of water pump 21 communicates with water tank 20 through the pipeline, the inside of lower bolster 16 is seted up the spiral groove 18 with spiral cooling tube 19 looks adaptation, spiral cooling tube 19 fixed mounting is in the inside of spiral groove 18, water pump 21 fixed mounting is on the one end surface of base 1, water tank 20 fixed mounting is located the one end tip of water pump 21 in base 1, be convenient for carry the spiral cooling liquid or water in the water tank 20 in the lower bolster 16 through water pump 21 in the spiral cooling tube 19, drive the cooling liquid or the circulation flow of water tank 20 and the cooling liquid or water in the spiral cooling tube 19 through water pump 21, the lower bolster is absorbed the heat of punching press 17 and is carried out the cooling die, avoid continuous cooling die set 16, the low temperature rise because of production condition of continuous cooling caused.

The utility model discloses through the design of sliding plate 5, mounting panel 6, bolt 7, drift 10, gag lever post 14, first through-hole 15 and locating component isotructure, conflict fixedly to the material piece when drift 10 punching press operation through clamp plate 13 among two sets of locating component, prevent that the material piece from appearing squinting, conflict the material piece through clamp plate 13 and drive compression spring 12 shrink, make compression spring 12 inside gag lever post 14 slide to first through-hole 15 inside, make drift 10 and die holder 16 punch groove 17 cooperate and carry out punching press operation to the material piece, can avoid the condition of waste material bounce to a certain extent;

through the design of structures such as die holder 16, the punching press groove 17, helical groove 18, spiral cooling tube 19, water tank 20 and water pump 21, carry the cooling liquid or in the spiral cooling tube 19 in the die holder 16 with water tank 20 through water pump 21, drive the cooling liquid or the water in water tank 20 and the spiral cooling tube 19 through water pump 21 and carry out the circulation flow, the heat of transmission in with punching press groove 17 through the cooling liquid in water tank 20 and the spiral cooling tube 19 absorbs the exchange, punching press groove 17 carries out cooling on the die holder 16, avoid the mould after continuous production, the mould is easy to be because of the temperature lasts the circumstances that the rising causes the part machining precision low and takes place.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.

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. Connecting plate reinforcement cold stamping mechanism, including base (1), its characterized in that: four groups of fixing columns (2) are fixedly mounted at the upper end of the base (1), a top plate (3) is fixedly connected at the upper ends of the four groups of fixing columns (2), an air cylinder (4) is fixedly mounted at the upper end of the top plate (3), one end of a piston rod of the air cylinder (4) penetrates through the top plate (3) and is fixedly connected with a sliding plate (5), the bottom of the sliding plate (5) is fixedly connected with a mounting plate (6) through a bolt (7), a punch (10) is fixedly mounted at the bottom of the mounting plate (6), and two groups of positioning assemblies are symmetrically arranged at two ends, located on the mounting plate (6), of the sliding plate (5);

the positioning assembly comprises a connecting plate (11), the upper end of the connecting plate (11) is fixedly connected with the bottom of the sliding plate (5), a compression spring (12) is fixedly connected with the bottom of the connecting plate (11), a pressing plate (13) is fixedly connected with one end of the compression spring (12), a lower die holder (16) is fixedly mounted at the upper end of the base (1), a punching groove (17) matched with the punch (10) is formed in the upper end of the lower die holder (16), and a cooling device is arranged below the punching groove (17) of the lower die holder (16).

2. The web stiffener cold stamping mechanism of claim 1, wherein: the cooling device comprises a spiral cooling pipe (19), a water tank (20) and a water pump (21) which are arranged inside the lower die holder (16), one end of the spiral cooling pipe (19) is communicated with the water outlet end of the water pump (21) through a pipeline, the other end of the spiral cooling pipe (19) is communicated with the water tank (20) through a pipeline, and the water inlet end of the water pump (21) is communicated with the water tank (20) through a pipeline.

3. The web stiffener cold stamping mechanism of claim 2, wherein: a spiral groove (18) matched with a spiral cooling pipe (19) is formed in the lower die base (16), and the spiral cooling pipe (19) is fixedly installed in the spiral groove (18).

4. The web stiffener cold stamping mechanism of claim 3, wherein: the water pump (21) is fixedly installed on the surface of one end of the base (1), and the water tank (20) is fixedly installed at the end portion, located at the water pump (21), of the base (1).

5. The web stiffener cold stamping mechanism of claim 1, wherein: the two ends of the mounting plate (6) are symmetrically provided with four groups of counter bores (8), the bottom of the sliding plate (5) is provided with threaded blind holes (9) corresponding to the counter bores (8), and one end of the bolt (7) penetrates through the counter bores (8) and is connected to the insides of the threaded blind holes (9) in a threaded mode.

6. The web stiffener cold stamping mechanism of claim 1, wherein: the bottom of the pressing plate (13) is fixedly bonded with a rubber pad, and the bottom of the pressing plate (13) is higher than the bottom of the punch (10).

7. The web stiffener cold stamping mechanism of claim 1, wherein: two ends of the sliding plate (5) are symmetrically provided with four groups of second through holes (22) for the fixing columns (2) to pass through, one ends of the fixing columns (2) pass through the second through holes (22) to be fixedly connected with the bottom of the top plate (3), and the outer walls of the fixing columns (2) are in sliding connection with the inner walls of the second through holes (22).

8. The web stiffener cold stamping mechanism of claim 1, wherein: compression spring (12) are the symmetry and are provided with and are no less than six groups, and the inside fixed mounting that clamp plate (13) are located compression spring (12) has gag lever post (14), seted up on sliding plate (5) with gag lever post (14) corresponding first through-hole (15), the one end of gag lever post (14) runs through connecting plate (11) and is located the inside of first through-hole (15).