CN218283420U

CN218283420U - Progressive die for machining middle cross beam of rear floor of automobile

Info

Publication number: CN218283420U
Application number: CN202222882420.XU
Authority: CN
Inventors: 吕微微; 李旗冲
Original assignee: Wuhan Jinloushan Mould Co ltd
Current assignee: Wuhan Jinloushan Mould Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-13
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a modulus of continuity is used in processing of floor middle cross beam behind car, including the bottom plate, set up the die holder on the bottom plate, set up the lower bolster on the die holder, the lower bolster sets gradually the first edge of a knife that punches a hole along its length direction, the edge of a knife of cutting a cut of cutting a hole, the second punches a hole, the second shaping edge of a knife, the plastic edge of a knife, the third punches a knife and separates the edge of a knife, the lower bolster both ends set up the guide ruler respectively, the other lower spacing subassembly that sets up down respectively in lower bolster both ends sets up on the die holder, the lower bolster top sets up the cope match-plate pattern, the cope match-plate pattern sets gradually the first drift that punches a hole, the drift that bends cut a hole, the second drift that punches a hole, first shaping drift, the second shaping drift, the plastic drift, the third drift that punches a hole and separates the drift, the utility model discloses a plurality of last unloading cooperation of cutting a knife forms modulus of continuity to floor middle cross beam behind car carries out the car and carries out the continuous processing, need not many times, improve its work efficiency and guarantee its processingquality simultaneously.

Description

Progressive die for machining middle cross beam of rear floor of automobile

Technical Field

The utility model relates to an automobile parts mold processing technical field, concretely relates to modulus of continuity is used in processing of floor middle cross beam behind car.

Background

The floor of the automobile cab consists of a floor and a floor beam, wherein the floor beam is a main supporting and stressed part and is generally formed by stamping a steel plate with the thickness of about 2 mm; the upper part of the vehicle body is welded to the floor, and the weight of the occupant presses against the floor, so that the floor is required to have sufficient strength and rigidity.

The existing stamping processing steps of the middle cross beam of the automobile rear floor comprise punching, trimming, forming, shaping and the like, multiple times of feeding and discharging are needed through processing of a plurality of single-station dies, the working efficiency is low, time and labor are wasted, the size precision cannot be guaranteed, and the production requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a progressive die for processing a middle cross beam of an automobile rear floor, which comprises a lower supporting plate, wherein a lower die holder is arranged on the lower supporting plate, a lower die plate is arranged on the lower die holder, the lower die plate is sequentially provided with a first punching knife edge, a trimming and bending knife edge, a second punching knife edge, a first forming knife edge, a second forming knife edge, a shaping knife edge, a third punching knife edge and a separating knife edge along the length direction of the lower die plate, guide rules are respectively arranged at the two ends of the lower die plate, lower limit components are respectively arranged beside the two ends of the lower die plate on the lower die holder, the lower bolster top sets up the cope match-plate pattern, the cope match-plate pattern sets gradually first drift that punches a hole along its length direction, the drift of cutting edge bending, the second drift that punches a hole, first shaping drift, the second shaping drift, the plastic drift, third drift and the separation drift that punches a hole, the cope match-plate pattern both ends set up respectively and dodge the groove, dodge the inslot and set up the guide ruler, the other spacing subassembly that corresponds down in cope match-plate pattern both ends sets up spacing subassembly, the cope match-plate pattern is kept away from lower bolster one end and is set up the upper die base, it sets up on the upper die base to go up spacing subassembly, the cope match-plate pattern is kept away from to the upper die base and is set up the upper bracket plate.

Optionally, the lower limiting component comprises a lower limiting column, the lower limiting column is arranged at two ends of the lower die holder, a plurality of guide seats are arranged between the lower limiting columns, the guide seats are arranged on the lower die holder, and guide grooves are symmetrically formed in the front end and the rear end of the middle of the lower die holder respectively.

Optionally, the upper limiting block comprises an upper limiting block, the upper limiting block is arranged at two ends of the upper die base, a plurality of guide pillars are arranged between the upper limiting block, the guide pillars are arranged in the guide seats, the guide pillars are arranged on the upper die base, two guide roots are symmetrically arranged at the front end and the rear end of the middle part of the upper die base respectively, and the guide roots are arranged in the guide grooves.

Optionally, a material guide groove is arranged at one end of the lower template far away from the first punching knife edge, and the material guide groove is arranged on the lower die base.

Optionally, a plurality of positioning and mounting chutes are formed in the close ends of the lower supporting plate and the upper supporting plate, and the positioning and mounting chutes are respectively connected with the lower die base and the upper die base through locking bolts.

The utility model has the advantages that: structural design is reasonable, forms the modulus of continuity to floor middle cross beam behind the car and carries out continuous processing through setting up a plurality of edges of a knife and cooperating a plurality of drifts, need not to go up unloading many times, improves its work efficiency and guarantees its processingquality simultaneously, and the setting of spacing subassembly will make lower bolster cooperation cope match-plate pattern during operation play spacing effect down, and the protection mould just guarantees the machining precision, satisfies the user demand.

Drawings

The invention will be described by way of example and with reference to the accompanying drawings, in which:

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

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic perspective view of the middle and lower templates and the lower die holder of the present invention;

fig. 4 is a schematic perspective view of the upper die plate and the upper die base of the present invention.

In the figure: 1. a lower supporting plate; 2. a lower die holder; 3. a lower template; 4. a guide ruler; 5. a lower restraint post; 6. a guide seat; 7. a guide groove; 8. a material guide chute; 9. mounting a template; 10. an upper die holder; 11. an upper supporting plate; 12. an avoidance groove; 13. an upper limit block; 14. a guide post; 15. root guiding; 101. a first punching blade; 102. trimming and bending the knife edge; 103. a second punching blade; 104. a first forming blade; 105. a second forming knife edge; 106. shaping a knife edge; 107. a third punching blade; 108. separating the knife edge; 201. a first punch; 202. trimming and bending the punch; 203. a second punch; 204. a first forming punch; 205. a second forming punch; 206. shaping the punch; 207. a third punch; 208. and separating the punch.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving an equivalent or similar purpose, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, welded, riveted, bonded, and the like, or detachably connected, screwed, keyed, pinned, and the like, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The progressive die for machining the middle cross beam of the rear floor of the automobile as shown in fig. 1-4 comprises a lower support plate 1, a lower die base 2 is arranged on the lower support plate 1, a lower die plate 3 is arranged on the lower die base 2, a first punching knife edge 101, a trimming bending knife edge 102, a second punching knife edge 103, a first forming knife edge 104, a second forming knife edge 105, a shaping knife edge 106, a third punching knife edge 107 and a separating knife edge 108 are sequentially arranged on the lower die plate 3 along the length direction of the lower die plate, guide rules 4 are respectively arranged at two ends of the lower die plate 3, lower limiting assemblies are respectively arranged on the lower die base 2 beside two ends of the lower die plate 3, an upper die plate 9 is arranged above the lower die plate 3, a first punching punch 201, a trimming bending punch 202, a second punching punch 203, a first forming punch 204, a second forming punch 205, a shaping punch 206, a third punching punch 207 and a separating punch 208 are sequentially arranged on the upper die plate 9 along the length direction of the upper die plate 9, relief grooves 12 are respectively arranged at two ends of the upper die plate 9, guide rules 4 are arranged in the relief grooves 12, upper die plate 9 are provided with the upper limiting assemblies beside the lower die base assembly, an upper limiting assembly 9, an upper limiting assembly 10 is arranged at one end of the upper die base 10 is arranged on the upper die base 10, and the upper die base 9 is arranged far away from the upper die base 10. It should be noted that the lower limit assembly is matched with the upper limit assembly to achieve the effect of protecting the upper limit template 9 and the lower template 3, the damage caused by excessive movement or deviation of the upper limit assembly is avoided, meanwhile, a plurality of knife edges are matched with a plurality of punches to form continuous die machining, the working efficiency and the machining quality of the continuous die are improved, the guide ruler 4 and the avoiding groove 12 are matched to guide the steel plate, the steel plate is not deviated in the machining process, and therefore the machining precision is guaranteed.

Particularly, lower limit subassembly includes spacing post 5 down, and spacing post 5 sets up to a plurality of in 2 both ends of lower bolster down, sets up a plurality of guide holder 6 down between spacing post 5, and guide holder 6 sets up on lower bolster 2, and guide slot 7 is seted up to both ends symmetry respectively around the middle part of lower bolster 2. It should be noted that the lower limiting column 5, the guide seat 6 and the guide groove 7 are arranged to limit the upper die holder 10.

Particularly, go up the spacing subassembly and include spacing piece 13 on, go up spacing piece 13 and set up to a plurality of in upper die base 10 both ends, go up and set up a plurality of guide pillar 14 between spacing piece 13, guide pillar 14 sets up in leading seat 6, guide pillar 14 sets up on upper die base 10, upper die base 10 middle part front and back both ends respectively the symmetry set up two and lead root 15, lead root 15 and set up in guide slot 7. It should be noted that, the upper limiting block 13 cooperates with the lower limiting column 5, the guide seat 6 cooperates with the guide column 14, and the guide root 15 cooperates with the guide groove 7, so that the upper template 9 is moved to cooperate with the lower template 3 to perform a limiting effect during processing, thereby ensuring the processing precision and avoiding the damage caused by excessive movement.

Specifically, a material guide groove 8 is arranged at one end of the lower template 3 far away from the first punching knife edge 101, and the material guide groove 8 is arranged on the lower die base 2. It should be noted that the material guiding chute 8 is arranged to enable the processed product to freely slide to a required position, so as to facilitate centralized collection.

Specifically, a plurality of positioning and mounting chutes are formed in the near ends of the lower support plate 1 and the upper support plate 11, and the positioning and mounting chutes are respectively connected with the lower die holder 2 and the upper die holder 10 through locking bolts. It should be noted that both the lower die base 2 and the upper die base 10 can be detachably mounted on the lower support plate 1 and the upper support plate 11 through the locking bolt matching positioning mounting chute according to requirements.

The working principle of the specific implementation mode is as follows: firstly, a lower template 3 and an upper template 9 are installed on a punch press, a steel plate is placed on the lower template 3, the steel plate is matched with a guide ruler 4 for limiting, then the punch press drives the upper template 9 to descend and is matched with the lower template 3 for punching, in the process, a first punching punch 201 is matched with a first punching edge 101, a trimming bending punch 202 is matched with a trimming bending edge 102, a second punching punch 203 is matched with a second punching edge 103, a first forming punch 204 is matched with a first forming edge 104, a second forming punch 205 is matched with a second forming edge 105, a shaping punch 206 is matched with a shaping edge 106, a third punching punch 207 is matched with a third punching edge 107 and a separating punch 208 to be matched with a separating edge 108 to achieve the continuous die machining effect, an upper limiting block 13 is matched with a lower limiting column 5, a guide seat 6 is matched with a guide column 14, a guide root 15 is matched with a guide groove 7 to enable the upper template 9 to achieve the limiting effect during machining, the machining precision is guaranteed, the machining precision is prevented from being damaged due to excessive movement, and a machined product falls to a required position through a guide groove 8.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a progressive die is used in processing of floor middle cross beam behind car which characterized in that: the lower die comprises a lower supporting plate, a lower die base is arranged on the lower supporting plate, a lower die plate is arranged on the lower die base, a first punching knife edge, a trimming bending knife edge, a second punching knife edge, a first forming knife edge, a second forming knife edge, a shaping knife edge, a third punching knife edge and a separating knife edge are sequentially arranged on the lower die plate along the length direction of the lower die plate, guide rules are respectively arranged at two ends of the lower die plate, a lower limiting component is respectively arranged at two ends of the lower die plate on the lower die base, an upper die plate is arranged above the lower die plate, a first punching punch, a trimming bending punch, a second punching punch, a first forming punch, a second forming punch, a shaping punch, a third punching punch and a separating punch are sequentially arranged on the upper die plate along the length direction of the upper die plate, avoiding grooves are respectively arranged at two ends of the upper die plate, the guide rules are arranged in the avoiding grooves, an upper limiting component is arranged at two ends of the upper die plate, an upper limiting component is arranged at one end of the upper die plate, one end of the lower die plate is far away from the lower die plate, an upper die base is arranged on the upper die base, and the upper die base is arranged on the upper die plate.

2. The progressive die for machining the cross beam in the rear floor of the automobile according to claim 1, wherein: the lower limiting component comprises lower limiting columns, the lower limiting columns are arranged at two ends of the lower die holder in a plurality of numbers, a plurality of guide seats are arranged between the lower limiting columns, the guide seats are arranged on the lower die holder, and guide grooves are symmetrically formed in the front end and the rear end of the middle of the lower die holder respectively.

3. The progressive die for machining the cross beam in the rear floor of the automobile according to claim 2, wherein: the upper limiting block comprises an upper limiting block, the upper limiting block is arranged at two ends of the upper die base in a plurality mode, a plurality of guide pillars are arranged between the upper limiting block and arranged in the guide seats, the guide pillars are arranged on the upper die base, two guide roots are symmetrically arranged at the front end and the rear end of the middle of the upper die base respectively, and the guide roots are arranged in the guide grooves.

4. The progressive die for machining the cross beam in the rear floor of the automobile according to claim 1, wherein: and a guide chute is arranged at one end of the lower template, which is far away from the first punching knife edge, and is arranged on the lower die base.

5. The progressive die for machining the cross beam in the rear floor of the automobile according to claim 1, wherein: and the lower support plate and the upper support plate are provided with a plurality of positioning and mounting chutes at the close ends, and the positioning and mounting chutes are respectively connected with the lower die base and the upper die base through locking bolts.