CN113441627A - Car seat is with fixed seat support mould of bending - Google Patents
Car seat is with fixed seat support mould of bending Download PDFInfo
- Publication number
- CN113441627A CN113441627A CN202110721224.1A CN202110721224A CN113441627A CN 113441627 A CN113441627 A CN 113441627A CN 202110721224 A CN202110721224 A CN 202110721224A CN 113441627 A CN113441627 A CN 113441627A
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- Prior art keywords
- fixed seat
- base
- seat support
- plate
- driving mechanism
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- 238000005452 bending Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 239000000463 material Substances 0.000 claims abstract description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000004080 punching Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Abstract
The invention discloses a fixed seat support bending die for an automobile seat, and relates to the technical field of automobile part processing. Car seat is with fixed seat support mould of bending includes: the upper die unit comprises an upper die base, an upper base plate and an upper clamping plate which are sequentially arranged at the lower end of the upper die base; the lower die unit comprises a lower die base, a lower backing plate and a lower template which are arranged at the upper end of the lower die base in sequence; and the pressure plate is fixed at the lower end of the upper die unit through the linear driving mechanism I. The invention can carry out one-step forming and bending operation on the fixed seat bracket, has smart design and simple operation, simplifies the process flow and improves the operation efficiency; through the design of the material taking-off mechanism, the product piece after being bent and formed can be ejected down to fall on the fixed seat, and the material blocking is avoided.
Description
Technical Field
The invention relates to the technical field of automobile part processing, in particular to a fixed seat support bending die for an automobile seat.
Background
The fixed seat bracket for the automobile seat is a key accessory for fixing the automobile seat, and the specific structure of the fixed seat bracket is shown in figure 8. In the actual production process, the fixing seat support is of a multi-section continuous bending structure and is integrally formed, and a bending die is usually required to punch and form the fixing seat support.
At present, because there is an acute angle in the design angle of the fixing base bracket at position ii, the punching direction of the conventional bending die is vertically pressed from top to bottom, that is: the pressure of the stamping equipment is transmitted by vertical force from top to bottom, so that the design angle at the position II of the fixed seat support cannot be formed in one step; meanwhile, the bending die is easy to clamp materials in the material stripping process after punch forming.
How to solve the technical problems is a technical problem to be solved in the technical field of automobile part processing at present.
Disclosure of Invention
In view of the above technical problems, an embodiment of the present invention provides a bending die for a fixed seat bracket of an automobile seat, so as to solve the problems in the background art.
The invention provides the following technical scheme: the utility model provides a car seat is with fixed seat support mould of bending, includes:
the upper die unit comprises an upper die base, an upper base plate and an upper clamping plate which are sequentially arranged at the lower end of the upper die base;
the lower die unit comprises a lower die base, a lower backing plate and a lower template which are arranged at the upper end of the lower die base in sequence;
the material pressing plate is fixed at the lower end of the upper die unit through the linear driving mechanism I;
the stamping mechanism comprises a limit stop fixed at the lower end of the upper base plate, a movable punch rotatably connected with the limit stop through a rotating shaft, and a spring arranged between the limit stop and the right end face of the movable punch; the left end face of the movable punch is provided with an inclined plane notch;
the side-proof base is correspondingly arranged on the lower die unit below the stamping mechanism;
the fixed seat corresponds to the lower die unit arranged below the material pressing plate;
the inclined sliding block is arranged on the fixed seat, the lower end of the inclined sliding block is driven by the linear driving mechanism II, and an inclined channel for the inclined sliding block to move up and down is arranged on the fixed seat;
and the stripping mechanism is arranged at the lower end of the upper die unit.
Preferably, the stripping mechanism comprises a stripping plate arranged below the upper die unit, a linear driving mechanism III connected with two ends of the stripping plate, and an equal-height screw, the linear driving mechanism III is fixed at the lower end of the upper die unit, the equal-height screw sequentially penetrates through an upper base plate and an upper clamping plate of the upper die unit, a top nut of the equal-height screw is clamped on the upper end surface of the upper base plate, and the upper die base is provided with a through hole for accommodating the top nut to move up and down.
Preferably, the right side of the side-proof base is provided with an inclined plane I, and the lower end of the movable punch is provided with an inclined plane II matched with the inclined plane I of the side-proof base.
Preferably, the inclined plane I is a 60-degree inclined plane.
Preferably, the activity drift lower extreme is equipped with the shaping R angle that is used for I stamping forming in fixed seat support position, oblique slider left side is equipped with the spacing lug I that is used for II stamping forming in fixed seat support position, the fixing base up end is equipped with the spacing lug II that is used for III stamping forming in fixed seat support position.
Preferably, the linear driving mechanism I, the linear driving mechanism II and the linear driving mechanism III are all nitrogen springs.
The embodiment of the invention provides a fixed seat support bending die for an automobile seat, which has the following beneficial effects:
1. the invention can carry out one-step forming and bending operation on the fixed seat bracket, has smart design and simple operation, simplifies the process flow and improves the operation efficiency;
2. through the design of the material taking-off mechanism, the product piece after being bent and formed can be ejected down to fall on the fixed seat, and the material blocking is avoided.
Drawings
FIG. 1 is a schematic structural diagram of an initial state of the present invention;
FIG. 2 is a schematic structural diagram of an initial stage of the stamping process according to the present invention;
FIG. 3 is a schematic structural view of a stamping forming stage in the stamping process according to the present invention;
FIG. 4 is a schematic structural view of a resetting stage of a stamping mechanism after completion of stamping forming according to the present invention;
FIG. 5 is a schematic structural view of a punching mechanism according to the present invention;
FIG. 6 is a schematic structural view showing a state in which the inclined slider, the fixed base and the linear driving mechanism II are connected according to the present invention;
FIG. 7 is a schematic structural diagram of another state in which the oblique slider, the fixed seat and the linear driving mechanism II are connected in the present invention;
FIG. 8 is a schematic view of a stationary seat bracket for an automobile seat;
FIG. 9 is a flow chart of a stamping process for a stationary seat bracket for an automobile seat according to the present invention;
the linear drive i is not shown in the figures.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.
See fig. 1-9.
In view of the above mentioned problems in the background art, an embodiment of the present invention provides a bending die for a fixed seat bracket of an automobile seat, so as to solve the above technical problems, and the specific inventive concept is as follows:
1. through research, the final forming angle of the automobile seat fixing seat support needing to be processed at the position II 500b is an acute angle, and particularly in the embodiment, the forming angle of the automobile seat fixing seat support at the position II 500b is 63.84 degrees, and the angle of the automobile seat fixing seat support at the position II 500b of a raw material part before bending is 106 degrees;
2. in order to finish the process machining from 106 degrees to 63.84 degrees, the traditional process is to firstly mold a product piece to 90 degrees and then punch and mold the product piece from the side surface of the product piece to the designed angle, and the traditional process cannot mold the product piece in one step, so that the mold is complicated, the process flow is increased, and the working efficiency is influenced;
3. in order to solve the technical problems, the inventor designs the punching mechanism into an angle rotatable adjusting structure by design, and then matches with each guide inclined plane, so that the punching mechanism can smoothly utilize the change of the rotation angle of the punching mechanism to complete the punching operation in the punching process, and a die ejection mechanism is added when the die is demolded, thereby facilitating the demolding; meanwhile, a material removing mechanism is designed to avoid material blockage.
The specific technical scheme of the invention is as follows:
the utility model provides a car seat is with fixed seat support mould of bending, includes:
the upper die unit comprises an upper die holder 100, an upper base plate 110 and an upper clamping plate 120 which are sequentially arranged at the lower end of the upper die holder 100;
the lower die unit comprises a lower die base 200, a lower backing plate 210 and a lower template 220 which are arranged at the upper end of the lower die base 200 in sequence; the lower die unit is correspondingly arranged below the upper die unit;
the material pressing plate 230 is fixed at the lower end of the upper die unit through a linear driving mechanism I; the pressing plate 230 is used for pressing a product piece, and the product piece is the fixed seat bracket 500 for the automobile seat, which is provided by the invention;
a punching mechanism including a limit stopper 130 fixed to a lower end of the upper pad 110, a movable punch 160 rotatably connected to the limit stopper 130 through a rotation shaft 150, and a spring 140 provided between the limit stopper 130 and a right end surface of the movable punch 160; the left end face of the movable punch 160 is provided with an inclined plane notch 161; the inclined notch 161 is arranged to enable the right end face of the movable punch 160 to rotate and incline towards the left side under the action of the spring 140, so that the forming R corner 160b of the movable punch 160 can just contact with the side face of a product piece before forming;
the side-proof base 260, the side-proof base 260 is correspondingly arranged on the lower die unit below the stamping mechanism;
the fixing seat 240 corresponds to the lower die unit arranged below the material pressing plate 230;
the inclined sliding block 250 is arranged on the fixed seat 240, the lower end of the inclined sliding block 250 is driven by the linear driving mechanism II 270, and the fixed seat 240 is provided with an inclined channel 241 for the inclined sliding block 250 to move up and down; the linear driving mechanism II 270 works to drive the inclined slide block 250 to move upwards, so that demoulding is facilitated;
and the stripping mechanism is arranged at the lower end of the upper die unit.
Preferably, the stripping mechanism comprises a stripping plate 300 arranged below the upper die unit, and a linear driving mechanism iii 310 and an equal-height screw 320 which are connected with two ends of the stripping plate 300, the linear driving mechanism iii 310 is fixed at the lower end of the upper die unit, the equal-height screw 320 sequentially penetrates through the upper backing plate 110 and the upper clamping plate 120 of the upper die unit, a top nut of the equal-height screw is clamped on the upper end surface of the upper backing plate 110, and the upper die base 100 is provided with a through hole 100a for accommodating the top nut to move up and down.
In the stripping mechanism, the linear driving mechanism III 310 provides a driving force for moving up and down, the equal-height screws 320 play guiding and fixing roles, the lower ends of the equal-height screws 320 are used for connecting the stripping plate 300, the top nuts at the upper ends of the equal-height screws 320 are clamped on the upper end surface of the upper backing plate 110, and the equal-height screws 320 can move up and down under the action of the linear driving mechanism III 310.
Preferably, an inclined plane i is arranged on the right side of the side prevention base 260, and an inclined plane ii 160a matched with the inclined plane i of the side prevention base 260 is arranged at the lower end of the movable punch 160; through the cooperation direction of inclined plane I and inclined plane II 160a, make things convenient for movable punch 160 to carry out the punching press operation according to predetermined orbit.
Preferably, the inclined plane I is a 60-degree inclined plane.
Preferably, the activity drift 160 lower extreme is equipped with the shaping R angle 160b that is used for the stamping forming of fixed seat support position I500 a, oblique slider 250 left side is equipped with the spacing lug I250 a that is used for the stamping forming of fixed seat support position II 500b, fixing base 240 up end is equipped with the spacing lug II 240a that is used for the stamping forming of fixed seat support position III 500 c.
The forming R angle 160b and the limiting bump I250 a are arranged in a matched mode and used for one-step punch forming of acute angle structures of a product piece at the position I500 a and the position II 500 b; the limiting convex block II 240a is convenient for punching operation of bending degrees of the product piece at other positions.
Preferably, the linear driving mechanism i, the linear driving mechanism ii 270 and the linear driving mechanism iii 310 may be a push rod motor, an air cylinder, an oil cylinder or a nitrogen spring, and in this embodiment, the linear driving mechanism i, the linear driving mechanism ii 270 and the linear driving mechanism iii 310 are all nitrogen springs.
The invention discloses a use method of a fixed seat support bending die for an automobile seat, which comprises the following steps:
1. when the bending die is opened, the linear driving mechanism i works to drive the pressure plate 230 to press down the product piece, and at this time, the spring 140 abuts against the right end of the movable punch 160 to enable the movable punch 160 to rotate and incline clockwise around the rotating shaft 150 towards the left side, so that the forming R corner 160b of the movable punch 160 can just contact the side surface of the product piece before forming, as shown in fig. 1;
2. the bending die moves downwards, the left side of the movable punch 160 is in contact with the side-preventing base 260, the vertical downward force generated by the press is converted into a lateral force through the 60-degree inclined plane I of the side-preventing base 260, and the movable punch 160 is pushed to the right and rotates anticlockwise around the rotating shaft 150, as shown in fig. 2;
3. the bending die continues to move downwards to finally reach a closed state, at the moment, the movable punch 160 rotates in place and is in a vertical state, and the punch forming is completed, as shown in fig. 3;
4. the bending die retracts after being subjected to punch forming, at the moment, the spring 140 pushes the right end of the movable punch 160 downwards, and the movable punch 160 rotates around the rotating shaft 150 clockwise to be opened; the inclined sliding block 250 is pushed out along the direction of the inclined channel 241 under the thrust action of the linear driving mechanism II 270; the upper and lower forming inserts of the pressure plate 230 and the punching mechanism are withdrawn simultaneously to make room for ejecting the product, and the product can be smoothly moved out for the next working step.
It should be noted that, when the bending die works, before the pressure plate 230 presses down, the stripper plate 300 is driven by the linear driving mechanism iii 310 to compress and pre-fix the product piece, so as to prevent the product piece from shifting; after the bending die finishes the punch forming operation, the stripper plate 300 can push the bent product down onto the fixing seat 240 under the action of the linear driving mechanism III 310, so that the material blocking is avoided.
The embodiment of the invention provides a fixed seat support bending die for an automobile seat, which has the following beneficial effects: the invention can carry out one-step forming and bending operation on the fixed seat bracket, has smart design and simple operation, simplifies the process flow and improves the operation efficiency; through the design of the material taking-off mechanism, the product piece after being bent and formed can be ejected down to fall on the fixed seat, and the material blocking is avoided.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
It should be understood that the technical solutions and concepts of the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a car seat is with fixed seat support mould of bending which characterized in that includes:
the upper die unit comprises an upper die base, an upper base plate and an upper clamping plate which are sequentially arranged at the lower end of the upper die base;
the lower die unit comprises a lower die base, a lower backing plate and a lower template which are arranged at the upper end of the lower die base in sequence;
the material pressing plate is fixed at the lower end of the upper die unit through the linear driving mechanism I;
the stamping mechanism comprises a limit stop fixed at the lower end of the upper base plate, a movable punch rotatably connected with the limit stop through a rotating shaft, and a spring arranged between the limit stop and the right end face of the movable punch; the left end face of the movable punch is provided with an inclined plane notch;
the side-proof base is correspondingly arranged on the lower die unit below the stamping mechanism;
the fixed seat corresponds to the lower die unit arranged below the material pressing plate;
the inclined sliding block is arranged on the fixed seat, the lower end of the inclined sliding block is driven by the linear driving mechanism II, and an inclined channel for the inclined sliding block to move up and down is arranged on the fixed seat;
and the stripping mechanism is arranged at the lower end of the upper die unit.
2. The fixing seat support bending die for the automobile seat as claimed in claim 1, wherein the stripping mechanism comprises a stripping plate arranged below the upper die unit, a linear driving mechanism III connected with two ends of the stripping plate and an equal-height screw, the linear driving mechanism III is fixed at the lower end of the upper die unit, the equal-height screw penetrates through an upper cushion plate and an upper clamping plate of the upper die unit in sequence, a top nut of the equal-height screw is clamped on the upper end surface of the upper cushion plate, and the upper die base is provided with a through hole for accommodating the top nut to move up and down.
3. The bending die for the fixed seat support of the automobile seat as claimed in claim 1, wherein an inclined plane i is arranged on the right side of the side-proof base, and an inclined plane ii matched with the inclined plane i of the side-proof base is arranged at the lower end of the movable punch.
4. The bending die for the fixed seat support of the automobile seat as claimed in claim 3, wherein the inclined plane I is a 60 ° inclined plane.
5. The fixed seat support bending die for the automobile seat as claimed in claim 1, wherein a forming R angle for punch forming of a fixed seat support position I is arranged at the lower end of the movable punch, a limiting lug I for punch forming of a fixed seat support position II is arranged on the left side of the inclined slider, and a limiting lug II for punch forming of a fixed seat support position III is arranged on the upper end face of the fixed seat.
6. The bending die for the fixed seat support of the automobile seat as claimed in claim 2, wherein the linear driving mechanism I, the linear driving mechanism II and the linear driving mechanism III are all nitrogen springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721224.1A CN113441627A (en) | 2021-06-28 | 2021-06-28 | Car seat is with fixed seat support mould of bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721224.1A CN113441627A (en) | 2021-06-28 | 2021-06-28 | Car seat is with fixed seat support mould of bending |
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| Publication Number | Publication Date |
|---|---|
| CN113441627A true CN113441627A (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110721224.1A Pending CN113441627A (en) | 2021-06-28 | 2021-06-28 | Car seat is with fixed seat support mould of bending |
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| CN211938678U (en) * | 2019-12-25 | 2020-11-17 | 安徽新悦精密机械有限公司 | Bending die for forming slider mechanism |
| CN111014463A (en) * | 2019-12-26 | 2020-04-17 | 浙江博秦精密工业有限公司 | Disposable negative angle folding die |
| CN111531036A (en) * | 2020-05-18 | 2020-08-14 | 万盛兴精密技术（惠州）有限公司 | Stamping die and stamping method for 5G parts |
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Application publication date: 20210928 |
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