CN212598230U - Special mould for steering column mounting bracket - Google Patents

Abstract

The utility model discloses a steering column installing support special mould, including cope match-plate pattern and lower bolster, the equal independent guide pin bushing of fixedly connected with roll in the bottom both ends of cope match-plate pattern, the independent guide pillar of roll has the independent guide pillar of roll to the slip joint between independent guide pin bushing of roll and the cope match-plate pattern, fixedly connected with lower mould that punches a hole is inserted on the bottom plate that punches a hole. The device has the advantages of being favorable to effective buffering and absorption to the impulsive force, the antidetonation protecting effect is good, the accurate stability in location is high, thereby be favorable to having improved processingquality, the life of extension fixture, cut edge and the operation completion back of punching a hole, the pneumatic cylinder drives the cope match-plate pattern lifting, the spring resets and drives the ascending jacking of side cut liftout pull rod, drive the ejection of compact of work piece jacking promptly, the spring resets and drives little guide pillar lapse earlier, the drift that punches a hole breaks away from the lower mould of punching a hole and inserts, it breaks away from the work piece to drive the stripper that punches a hole again, the adhesion phenomenon of drift and work piece of punching a hole has been avoided promptly, thereby make the device.

Description

Special mould for steering column mounting bracket

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to steering column installing support special mould.

Background

Automobile steering column assembly, including the upper prop pipe, lower prop pipe, go up the steering spindle, lower steering spindle, go up installing support and installing support down, the upper end cup joints in the lower tip of upper prop pipe down, it sets up in the upper prop pipe to go up the steering spindle, lower steering spindle sets up in the lower prop pipe, go up the steering spindle and pass through splined connection with lower steering spindle, it is in the same place with the middle part welding of upper prop pipe to go up the installing support, lower installing support is in the same place with lower prop pipe welding, lower steering spindle is that both ends diameter is big, the columnar structure that the middle part diameter is little. When the installing support guard plate of the steering column is processed, a stamping forming mode is generally adopted, but a plurality of stamping processes need to be set in the traditional stamping forming, hole position deviation easily occurs, the working quality is influenced, and the trimming and punching processes are separated to influence the working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steering column installing support special mould to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special die for a steering column mounting bracket comprises an upper die plate and a lower die plate, wherein both ends of the bottom of the upper die plate are fixedly connected with rolling independent guide sleeves, rolling independent guide pillars are connected between the rolling independent guide sleeves and the upper die plate in a sliding manner, a guide pillar cushion block is fixedly connected to the top of the lower die plate and is fixedly connected with the end parts of the rolling independent guide pillars, the inner walls of the upper die plate and the lower die plate are respectively and fixedly connected with a trimming hollow base plate and a trimming lower base plate through screws, the trimming hollow base plate is connected with a trimming push block through screws, the trimming hollow base plate corresponding to one side of the trimming push block is connected with a trimming female die through a cylindrical pin, the trimming lower base plate is connected with a trimming lower die through screws, a trimming ejector plate is arranged on the trimming lower base plate corresponding to one end of the trimming, the trimming lower die corresponds to the trimming pushing block, the inner wall of an upper die plate corresponding to one side of the trimming female die is connected with a punching upper base plate through screws, two ends of the punching upper base plate are fixedly connected with small guide pillars, a punching stripper is sleeved between the small guide pillars in a sliding mode, the punching stripper is fixedly connected with the punching upper base plate through springs, a punching punch is fixedly connected to the middle of the punching upper base plate and penetrates through the punching stripper in a sliding mode, a punching lower fixing plate is fixedly connected to the inner wall of a lower die plate corresponding to the punching upper base plate, a punching lower die insert is fixedly connected to the punching lower fixing plate, and the punching lower die insert corresponds to the punching punch.

Preferably, the trimming ejector plate is fixedly connected with the trimming lower base plate through a spring, the bottom of the trimming ejector plate is fixedly connected with a trimming ejector pull rod, and the trimming ejector pull rod is connected between the trimming lower base plate and the lower die plate in a sliding mode.

This setting has effectively improved the stability of connection structure between side cut kicking plate and the side cut lower bolster and the lower bolster, and the elastic stretching who is convenient for cut the side cut kicking plate removes, removes steadily, and the spring that is convenient for resets after the processing is accomplished drives promptly and cuts side cut kicking pull rod rebound and carries out the jacking to side cut kicking plate to the work piece after the jacking processing of being convenient for, it is quick convenient to unload, is favorable to improving work efficiency.

Preferably, the other end of the trimming lower die is connected with a trimming limiting block through a screw.

This setting has effectively improved the steadiness of connection structure between side cut lower mould and the side cut stopper to make side cut stopper dismouting convenient to use nimble, be favorable to guaranteeing work piece processingquality through the side cut stopper, carry out effectual spacing and direction to the side cut work of work piece, make the work piece location accurate.

Preferably, the inner parts of the two ends of the punching stripper plate are fixedly connected with small guide sleeves, and the small guide sleeves are in sliding connection with the small guide pillars in a matched mode.

This set up little guide pillar cover and establish in the inside of little guide pin bushing and rather than sliding connection, effectively improved the blanking plate that punches a hole and punched a hole between the upper padding plate connection structure's steadiness to avoid the wearing and tearing to the blanking plate that punches a hole, the protecting effect is good, simultaneously, the elastic force through the spring is convenient for absorb and cushion the punching force that the drift during operation that punches a hole produced, and the antidetonation is effectual, is favorable to guaranteeing operating mass and accuracy, extension fixture's life.

Compared with the prior art, the utility model discloses a technological effect and advantage: the special die for the steering column mounting bracket is characterized in that when a guard plate workpiece of the steering column mounting bracket is subjected to punch forming through a device, a lower die plate is mounted on a punching machine tool, the top of an upper die plate is fixed with the output end of a hydraulic cylinder, redundant description is not needed in the prior art, the upper die plate moves on a rolling independent guide post, the workpiece is abutted and positioned through an edge cutting pushing block and an edge cutting lower die, an edge cutting concave die performs edge cutting operation on the workpiece along with downward impact of the upper die plate, so that an edge cutting ejector plate slides downwards to extrude a spring, a punching upper backing plate and a punching stripper plate abut to a punching lower fixing plate along with downward impact of the upper die plate, the spring is extruded, a punching punch is driven to move downwards to penetrate through the punching stripper plate to punch the workpiece, the bottom end of the punching punch stripper plate is arranged on a punching lower die insert, and effective buffering and absorption of punching force are, the antidetonation protecting effect is good, stability is high when the accurate removal in location, thereby be favorable to having improved processingquality, the life of extension device, finally, after the operation of cutting edge and punching a hole is accomplished, the pneumatic cylinder drives the cope match-plate pattern lifting, the spring resets and drives the ascending jacking of side cut liftout board of side cut liftout pull rod, drive the work piece jacking ejection of compact promptly, the spring resets and drives little guide pillar rebound earlier, the drift that punches a hole breaks away from the lower mould that punches a hole and inserts, it breaks away from the work piece to drive the stripper that punches a hole again, the adhesion phenomenon of drift and work piece of punching a hole has been avoided promptly, thereby it is quick.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a partial top view structure of the present invention;

FIG. 3 is a schematic structural view of the edge cutting pusher of the present invention;

FIG. 4 is a schematic top view of the trimming hollow pad of the present invention;

FIG. 5 is a schematic view of the structure of the trimming female die of the present invention;

FIG. 6 is a schematic structural view of a punching stripper of the present invention;

fig. 7 is a schematic structural view of the lower fixing plate for punching holes of the present invention.

In the figure: 1. rolling the independent guide sleeve; 2. rolling the independent guide pillar; 3. mounting a template; 4. trimming the hollow base plate; 5. a screw; 6. a spring; 7. trimming a material pushing block; 8. a cylindrical pin; 9. trimming the female die; 10. punching an upper base plate; 11. a small guide post; 12. a small guide sleeve; 14. punching a punch; 15. punching a stripper plate; 16. punching a lower die insert; 17. punching a lower fixing plate; 18. a lower template; 19. trimming and ejecting pull rods; 20. a guide pillar cushion block; 21. trimming the lower base plate; 22. a trimming limiting block; 23. trimming the lower die; 24. and (5) trimming and ejecting plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

As shown in fig. 1-7, a special die for a steering column mounting bracket comprises an upper die plate 3 and a lower die plate 18, wherein both ends of the bottom of the upper die plate 3 are fixedly connected with rolling independent guide sleeves 1, a rolling independent guide post 2 is slidably connected between the rolling independent guide sleeves 1 and the upper die plate 3, the top of the lower die plate 18 is fixedly connected with a guide post cushion block 20, the guide post cushion block 20 is fixedly connected with the end of the rolling independent guide post 2, the inner walls of the upper die plate 3 and the lower die plate 18 are respectively and fixedly connected with a trimming hollow backing plate 4 and a trimming lower backing plate 21 through screws 5, the trimming hollow backing plate 4 is connected with a trimming push block 7 through a screw 5, the trimming hollow backing plate 4 corresponding to one side of the trimming push block 7 is connected with a trimming female die 9 through a cylindrical pin 8, and the trimming lower die 23 is connected to, the trimming lower backing plate 21 corresponding to one end of the trimming lower die 23 is provided with a trimming ejector plate 24, the trimming ejector plate 24 corresponds to the trimming female die 9, the trimming lower die 23 corresponds to the trimming push block 7, the inner wall of the upper die plate 3 corresponding to one side of the trimming female die 9 is connected with a punching upper backing plate 10 through a screw 5, two ends of the punching upper backing plate 10 are fixedly connected with small guide posts 11, a punching discharging plate 15 is sleeved between the small guide posts 11 in a sliding manner, the punching discharging plate 15 is fixedly connected with the punching upper backing plate 10 through a spring 6, the middle part of the punching upper backing plate 10 is fixedly connected with a punching punch 14, the punching punch 14 is connected with a punching discharging plate 15 in a sliding manner, the inner wall of the lower die plate 18 corresponding to the punching upper backing plate 10 is fixedly connected with a punching lower fixing plate 17, and the punching lower die insert 16 is, the lower punch insert 16 corresponds to the punch 14.

The trimming ejector plate 24 is fixedly connected with the trimming lower backing plate 21 through a spring 6, the bottom of the trimming ejector plate 24 is fixedly connected with a trimming ejector pull rod 19, and the trimming ejector pull rod 19 is in sliding connection with and penetrates between the trimming lower backing plate 21 and the lower template 18; effectively improved connection structure's stability between side cut ejector plate 24 and side cut lower bolster 21 and the lower bolster 18, the elastic stretching of the side cut ejector plate 24 of being convenient for removes steadily, and the spring 6 of being convenient for resets after the processing is accomplished and drives the side cut ejector pull rod 19 and upwards remove and carry out the jacking to side cut ejector plate 24 to the work piece after the jacking processing of being convenient for, it is convenient fast to unload, is favorable to improving work efficiency.

The other end of the trimming lower die 23 is connected with a trimming limiting block 22 through a screw 5; effectively improved between side cut lower mould 23 and the side cut stopper 22 connection structure's steadiness to make side cut stopper 22 dismouting convenient to use nimble, be favorable to guaranteeing work piece processingquality through side cut stopper 22, carry out effectual spacing and direction to the side cut work of work piece, make the work piece location accurate.

The inner parts of two ends of the punching stripper 15 are fixedly connected with small guide sleeves 12, and the small guide sleeves 12 are matched with the small guide pillars 11 and are in sliding connection; little guide pillar 11 cover is established in the inside of little guide pin bushing 12 and rather than sliding connection, has effectively improved the steadiness of connection structure between stripper 15 and the upper padding plate 10 that punches a hole to avoid the wearing and tearing of stripper 15 that punches a hole, the protecting effect is good, simultaneously, the elastic force through spring 6 is convenient for absorb and cushion the punching force that 14 during operation that punch a hole produced, and the antidetonation is effectual, is favorable to guaranteeing operating mass and accuracy, extension fixture's life.

Specifically, when the device is used for punch forming a guard plate workpiece of a steering column mounting bracket, the lower template 18 is mounted on a punching machine tool, and the top of the upper template 3 is fixed with the output end of a hydraulic cylinder, which is not necessary to be described in the prior art, so that the upper template 3 moves on the rolling independent guide post 2, the workpiece is abutted and positioned through the trimming push block 7 and the trimming lower die 23, the trimming female die 9 performs trimming operation on the workpiece along with the downward impact of the upper template 3, the trimming push plate 24 slides downwards to extrude the spring 6, the punching upper padding plate 10 and the punching stripper 15 abut on the punching lower fixing plate 17 along with the downward impact of the upper template 3, the spring 6 is extruded, and meanwhile, the punching punch 14 is driven to move downwards to penetrate through the punching stripper 15 to punch a workpiece, and the bottom end of the punching lower die insert 16 is penetrated, realized effective buffering and absorption to the impulsive force, the antidetonation protecting effect is good, stability is high when the location is accurate to be removed, thereby be favorable to having improved processingquality, the life of extension fixture, and finally, after the operation of cutting edge and punching is accomplished, the pneumatic cylinder drives the lifting of cope match-plate pattern 3, spring 6 resets and drives the ascending jacking of side cut liftout pull rod 19, drive work piece jacking ejection of compact promptly, spring 6 resets and drives little guide pillar 11 cunning upwards earlier, punch a hole drift 14 breaks away from the lower mould of punching a hole and inserts 16, drive stripper 15 that punches a hole again and break away from the work piece, the adhesion phenomenon of punch a hole drift 14 with the work piece has been avoided promptly, thereby make the device unload fast, stably, and effectively improves work efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (4)

1. The utility model provides a steering column installing support special mould, includes cope match-plate pattern (3) and lower bolster (18), its characterized in that: the automatic trimming device is characterized in that rolling independent guide sleeves (1) are fixedly connected to two ends of the bottom of the upper template (3), rolling independent guide posts (2) are connected between the rolling independent guide sleeves (1) and the upper template (3) in a sliding mode, guide post cushion blocks (20) are fixedly connected to the top of the lower template (18), the end portions of the guide post cushion blocks (20) and the rolling independent guide posts (2) are fixedly connected, trimming hollow base plates (4) and trimming lower base plates (21) are fixedly connected to the inner walls of the upper template (3) and the lower template (18) through screws (5), trimming push blocks (7) are connected to the trimming hollow base plates (4) through screws (5), trimming female dies (9) are connected to the trimming hollow base plates (4) corresponding to one sides of the trimming push blocks (7) through cylindrical pins (8), and trimming lower dies (23) are connected to the trimming lower base plates (21) through screws (5), the trimming die is characterized in that a trimming ejector plate (24) is arranged on a trimming lower backing plate (21) corresponding to one end of the trimming lower die (23), the trimming ejector plate (24) corresponds to a trimming female die (9), the trimming lower die (23) corresponds to a trimming pusher (7), the inner wall of an upper die plate (3) corresponding to one side of the trimming female die (9) is connected with a punching upper backing plate (10) through a screw (5), two ends of the punching upper backing plate (10) are fixedly connected with small guide pillars (11), a punching stripper plate (15) is sleeved between the small guide pillars (11) in a sliding manner, the punching stripper plate (15) is fixedly connected with the punching upper backing plate (10) through a spring (6), a punching punch (14) is fixedly connected to the middle part of the punching upper backing plate (10), the punching punch (14) is slidably connected to penetrate through the punching stripper plate (15), and a punching lower fixing plate (17) is fixedly connected to the inner wall of a lower backing plate (18), the lower punching fixing plate (17) is fixedly connected with a lower punching die insert (16), and the lower punching die insert (16) corresponds to the punching punch (14).

2. The special die for the steering column mounting bracket according to claim 1, wherein: the trimming ejector plate (24) is fixedly connected with the trimming lower base plate (21) through a spring (6), the bottom of the trimming ejector plate (24) is fixedly connected with a trimming ejector pull rod (19), and the trimming ejector pull rod (19) is connected in a sliding mode and penetrates between the trimming lower base plate (21) and the lower die plate (18).

3. The special die for the steering column mounting bracket according to claim 1, wherein: the other end of the trimming lower die (23) is connected with a trimming limiting block (22) through a screw (5).

4. The special die for the steering column mounting bracket according to claim 1, wherein: the punching stripper plate is characterized in that small guide sleeves (12) are fixedly connected to the inner portions of two ends of the punching stripper plate (15), and the small guide sleeves (12) are in sliding connection with the small guide pillars (11) in a matched mode.

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