CN117020666A - System and method for processing end-shaped energy absorption box - Google Patents
System and method for processing end-shaped energy absorption box Download PDFInfo
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- CN117020666A CN117020666A CN202310851696.8A CN202310851696A CN117020666A CN 117020666 A CN117020666 A CN 117020666A CN 202310851696 A CN202310851696 A CN 202310851696A CN 117020666 A CN117020666 A CN 117020666A
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- 238000010521 absorption reaction Methods 0.000 title claims description 41
- 238000012545 processing Methods 0.000 title claims description 27
- 238000000034 method Methods 0.000 title abstract description 10
- 238000007514 turning Methods 0.000 claims abstract description 79
- 238000007493 shaping process Methods 0.000 claims abstract description 69
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 238000004080 punching Methods 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 41
- 238000007599 discharging Methods 0.000 claims description 10
- 238000003672 processing method Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 206010066054 Dysmorphism Diseases 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 11
- 238000003801 milling Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Optics & Photonics (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention belongs to the technical field of machining equipment, and discloses a machining system and method for an energy-absorbing box with a special-shaped end part. Including turning portion and plastic portion, turning portion includes base, punching press seat, lathe tool, supporting mechanism and moves back a mechanism, is equipped with horizontal supporting mechanism on the base, and supporting mechanism supports and waits to turn the work piece, wait that the turning energy-absorbing box cover is in outside the supporting mechanism, move back a mechanism setting to be in the both sides of supporting mechanism's front end, the punching press seat is established the top of base, the punching press seat with base fixed connection, the lathe tool is installed on the punching press seat, the lathe tool is treated the front end of turning the work piece and is turned the end. The end face of the energy-absorbing box is machined by adopting a turning process, the end face of the energy-absorbing box is cut by adopting a turning tool, and meanwhile, deformation of the energy-absorbing box generated by cutting of the turning tool is shaped by adopting shaping equipment, so that the machining efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of machining equipment, and particularly relates to a machining system and method for an energy-absorbing box with a special-shaped end part.
Background
As a metal thin-wall component, the energy-absorbing box is easy to wrinkle and deform during collision, which just meets the aim that the vehicle can effectively absorb collision energy during low-speed collision and reduce the damage of the collision force to the longitudinal beam of the vehicle body as far as possible. The design of the energy-absorbing box not only improves the passive safety of the automobile, but also reduces the maintenance cost caused by collision. However, as consumer aesthetic requirements increase, it is desirable that the end face of the crash box be contoured in order to match the appearance of the vehicle body. Milling is often used in the conventional technology for machining the special-shaped end face. When the machining numerical control milling is adopted, after sawing and blanking, numerical control machines are adopted to carry out numerical control milling on the special-shaped end faces at the two ends of the AB, but the clamping product piece is required in the machining process, and the energy-absorbing box is internally provided with a hollow cavity, so that the energy-absorbing box is easy to deform and has poor machining stability of the B end of the secondary clamping. The product piece is cleaned of impurities such as chip liquid, aluminum scraps and the like during machining, the machining cost is high, the efficiency is low, the profit is low, the numerical control milling channel is relatively narrow, and the dependence on equipment is high; the requirements on the skills of operators are high, meanwhile, the product processing operation cost is high, the expensive cutter cost is consumed, a large amount of cutting fluid is consumed for guaranteeing the cutting lubrication of the cutter, and meanwhile, the workpiece is required to be cleaned after the product is cut. In view of the above, there is a need to design a processing apparatus to overcome the above-described drawbacks.
Disclosure of Invention
The invention provides a processing system and a processing method for an end portion special-shaped energy-absorbing box, which can improve working efficiency and avoid the defect of milling machine processing.
The invention solves the technical problems through the following technical proposal,
the utility model provides a processing system of tip dysmorphism energy-absorbing box, includes turning portion and plastic portion, turning portion includes base, punching press seat, lathe tool, supporting mechanism and moves back a mechanism, is equipped with horizontal supporting mechanism on the base, and supporting mechanism supports and waits to turn the work piece, wait to turn the energy-absorbing box cover and be in outside the supporting mechanism, move back a mechanism to set up the both sides of supporting mechanism's front end, move back a mechanism to prop up the outward flange of waiting to turn the work piece, wait to turn the front end of work piece and be the turning end, the punching press seat is established the top of base, the punching press seat with base fixed connection, the lathe tool is installed on the punching press seat, the lathe tool is treated the turning end of turning the work piece and is turned downwards.
The processing system of the energy-absorbing box with the special-shaped end comprises a supporting plate and a core, wherein the supporting plate is paved on the base, the core is detachably installed on the base, the core is transversely arranged above the supporting plate, the front edge of the supporting plate is flush with the front edge of the core, a workpiece to be turned is sleeved on the core, the supporting plate supports the bottom of the workpiece to be turned, the front end of the core is provided with a cutting edge with the same turning shape as the required cutting edge, the front edge of the supporting plate is provided with a groove with the same shape as the cutting edge of the core, and the rear side of the turning tool is provided with a cutting edge with the same turning shape as the required cutting edge.
The processing system of the energy-absorbing box with the special-shaped end part comprises a pushing driving mechanism, a push rod and a push block, wherein a strip-shaped fixed block is arranged on the base, the rear end of the core is fixed on the fixed block, through holes are formed in two sides of the fixed block, the push rod penetrates through the through holes, the two ends of the push rod are respectively connected with the pushing driving mechanism and the push block, a through hole matched with the outline of the core is formed in the middle of the push block, the push block is sleeved outside the core, and the pushing driving mechanism pushes the push rod to reciprocate back and forth.
The processing system of the energy-absorbing box with the special-shaped end part comprises the pushing plate and the air cylinder, wherein the air cylinder is fixed on the base, a piston rod of the air cylinder pushes the pushing plate to move back and forth, and the pushing rods are respectively fixed on the front side of the pushing plate.
The system for processing the energy-absorbing box with the special-shaped end comprises a press machine, a supporting seat, a shaping groove and a pressing mechanism, wherein the supporting seat and the pressing mechanism are respectively installed on an upper die part and a lower die part of the press machine, the shaping groove is formed in the supporting seat, a supporting inner die is arranged in the shaping groove, the supporting inner die is matched with the inner structure of a turning end of the energy-absorbing box to be processed, a pressing channel is arranged between the supporting inner die and the shaping groove, the pressing mechanism is arranged above the supporting seat, and the pressing mechanism presses the energy-absorbing box to be processed placed on the supporting inner die into the shaping groove.
The processing system of the energy-absorbing box with the special-shaped end part comprises a pressing base and a pressing block, wherein the upper end of the pressing block is fixedly connected with the pressing base, and the shape of the bottom surface of the pressing block is matched with the energy-absorbing box to be processed.
The processing system of the energy-absorbing box with the special-shaped end part is further provided with a piece feeding mechanism, the piece feeding mechanism comprises two supporting blocks and a lifting mechanism, longitudinal lifting grooves are formed in two sides of the shaping groove, the supporting blocks are arranged in the lifting grooves, the inner sides of the supporting blocks are close to the side walls of the supporting inner die, the inner sides of the supporting blocks are matched with the radian of the shaping groove, and the lifting mechanism drives the supporting blocks to move up and down in the lifting grooves.
The processing system of the energy-absorbing box with the special-shaped end part comprises a lifting plate, a lifting column and lifting chains, wherein lifting holes are formed in two sides of the supporting seat, the lifting holes are communicated with lifting cavities, the lifting cavities are formed below the shaping groove, the lifting plates are arranged in the lifting cavities, two ends of the lifting column are respectively connected with the supporting blocks and the lifting plates, and the lifting chains penetrate through the lifting holes and are connected with the lifting plates.
In the processing system of the energy-absorbing box with the special-shaped end, the supporting block is divided into the shaping layer and the supporting layer, the shaping layer and the supporting layer are in a step shape, the shape of the inner side of the shaping layer is connected with the shaping groove, the inner wall of the supporting layer is close to the supporting inner die and is matched with the shape of the supporting inner die, and the shaping layer and the supporting layer are of an integrated structure; the pushing block is formed by splicing a plurality of blocks, and the pushing surface of the pushing block is matched with the pushing end surface of the energy absorption box.
A processing method of an energy absorption box with a special-shaped end part comprises the following steps:
A. and (3) end turning and forming:
a. turning preparation: arranging a pushing block, so that the pushing surface of the pushing block is matched with the pushing end surface of the energy absorption box; the push block is sleeved at the rear end of the core, the push block can reciprocate along the core, the core matched with the energy-absorbing box is arranged, the front end of the core is provided with a cutting edge, and the cutting edge of the core is identical to the shape required to be processed by the energy-absorbing box;
b. discharging: sleeving the energy absorption box on the core, and then enabling the pushing surface of the energy absorption box to prop against the pushing surface of the pushing block;
c. turning: the bottom of the core is provided with a supporting plate, and the front end of the supporting plate is flush with the edge of the cutting edge of the core; the inner side of the turning tool is provided with a shape which is matched with the cutting edge, and the turning tool ascends after turning the energy absorption box from top to bottom;
d. pushing and discharging: the pushing block pushes the energy absorption box away from the core to perform unloading, and the energy absorption box returns to the original position after the unloading is completed;
B. shaping:
a. discharging: turning the turning end of the energy absorption box downwards, and sleeving the energy absorption box on the supporting internal mold;
b. correcting: the upper die part is closed towards the lower die part, so that the pressing mechanism presses the other end of the energy-absorbing box, and the energy-absorbing box enters the shaping groove along the pressing channel;
c. unloading: the upper die part moves upwards and the lower die part moves upwards, the lifting chain drives the supporting blocks to move upwards, the supporting blocks are pulled out of the shaping groove, and unloading of the shaping stage is completed.
Compared with the prior art, the invention adopts the turning process to process the end face of the energy-absorbing box, and adopts the turning tool to cut the end face of the energy-absorbing box, so that the processing efficiency is effectively improved, and the daily output is improved from 300 pieces to 850 pieces at present. And meanwhile, the shaping part is arranged to shape the deformation of the energy absorption box generated by cutting the turning tool, and the turning part and the shaping part are reasonably matched, so that the working efficiency is greatly improved. Milling liquid for milling is omitted in the processing process, and energy conservation and emission reduction are achieved. The invention is provided with the turning part and the shaping part, has simpler structure and is suitable for mass production.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the turning part of the present invention with the punching seat removed;
FIG. 3 is a schematic view of the turning part of the present invention after the turning part is removed from the tool post;
FIG. 4 is a schematic illustration of a pusher push-out crash box of the present invention;
FIG. 5 is a schematic illustration of the push block of the present invention (without upper member) without being pushed out;
fig. 6 is a schematic structural view of the shaping portion of the present invention;
FIG. 7 is a schematic side view of the shaping portion of the present invention;
FIG. 8 is a cross-sectional view taken along the direction A-A of FIG. 7;
FIG. 9 is a schematic view of a pallet of the present invention;
the reference symbols in the drawings indicate: 1. base, 2, stamped seat, 3, turning tool, 4, support plate, 5, core, 6, cutting edge, 7, pushing drive mechanism, 8, push rod, 9, push block, 10, fixed block, 11, through hole, 12, push plate, 13, cylinder, 15, support seat, 16, integral groove, 18, support internal mold, 19, down channel, 20, down base, 21, down block, 22, bracket, 23, lifting groove, 24, lifting plate, 25, lifting column, 26, lifting chain, 27, lifting hole, 28, lifting cavity, 29, shaping layer, 30, supporting layer.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples serve to illustrate the invention.
As shown in fig. 1 to 9, the invention comprises a turning part and a shaping part, wherein the turning part comprises a base 1, a punching seat 2, a turning tool 3, a supporting mechanism and a workpiece withdrawing mechanism, the base 1 is provided with a transverse supporting mechanism, the supporting mechanism supports a workpiece to be turned, the workpiece to be turned is sleeved outside the supporting mechanism, the workpiece withdrawing mechanism is arranged at two sides of the front end of the supporting mechanism, the workpiece withdrawing mechanism props against the outer edge of the workpiece to be turned, the front end of the workpiece to be turned is a turning end, the punching seat 2 is arranged above the base 1, the punching seat 2 is fixedly connected with the base 1, the turning tool 3 is arranged on the punching seat 2, and the turning end of the workpiece to be turned is turned downwards by the turning tool 3. Through the arrangement, the workpiece is mounted on the supporting mechanism, the turning tool 3 performs turning on the turning end of the workpiece to be turned, and the supporting mechanism can reduce compression deformation of the energy-absorbing box during turning.
In order to reduce the compression deformation of turning as far as possible, the supporting mechanism comprises a supporting plate 4 and a core 5, the supporting plate 4 is paved on the base 1, the core 5 is detachably installed on the base 1, the core 5 is transversely arranged above the supporting plate 4, the front edge of the supporting plate 4 is flush with the front edge of the core 5, a workpiece to be turned is sleeved on the core 5, an energy absorption box can be supported from the inside, the supporting plate 4 supports the bottom of the workpiece to be turned, deformation of the bottom of the energy absorption box is prevented, the front end of the core 5 is provided with a cutting edge 6 with the same shape as the cutting edge 6 of the core 5, and the rear side of the turning tool 3 is provided with the cutting edge 6 with the same shape as the required turning shape. The end part of the energy-absorbing box can be written into the same shape as the cutting edge 6 by downwards punching the turning tool 3, so that the purpose of turning and forming is realized.
In order to realize the back piece of turning, back piece mechanism includes pushing drive mechanism 7, push rod 8 and ejector pad 9, be equipped with rectangular fixed block 10 on the base 1, the rear end of core 5 is fixed on the fixed block 10, through-hole 11 is established to the both sides of fixed block 10, push rod 8 passes through-hole 11, pushing drive mechanism 7 with ejector pad 9 is connected respectively at the both ends of push rod 8, the middle part of ejector pad 9 is equipped with the through-hole that coincides with core 5 outline, ejector pad 9 cover is in outside the core 5, pushing drive mechanism 7 pushes away push rod 8 and makes back and forth reciprocating motion. When the piece is put on, the energy-absorbing box is sleeved on the core 5, and the rear end of the energy-absorbing box is propped against the push block 9; when the workpiece is withdrawn, the pushing driving mechanism 7 previously withdraws the push rod 8 from the through hole 11, and the push block 9 is pushed forward, so that the energy absorption box is pushed out of the core 5, and the workpiece is withdrawn.
In order to ensure that the push rod 8 can synchronously move, the pushing driving mechanism 7 comprises a push plate 12 and an air cylinder 13, the air cylinder 13 is fixed on the base 1, a piston rod of the air cylinder 13 pushes the push plate 12 to move back and forth, and the push rods 8 are respectively fixed on the front side of the push plate 12. The push plate 12 is pushed to move back and forth by the air cylinder 13, so that the movement consistency of the push rods 8 can be realized, and the two push rods 8 can smoothly and synchronously pass through the through holes 11.
Although the core 5 is arranged, a very small gap exists between the core 5 and the inner wall of the energy-absorbing box, during turning, because the turning end of the energy-absorbing box is subjected to downward pressure in the downward turning process of the turning tool 3, micro deformation is generated in the longitudinal direction of the energy-absorbing box, and a shaping part is required to be arranged, the shaping part comprises a press machine, a supporting seat 15, a shaping groove 16 and a pressing mechanism, the supporting seat 15 and the pressing mechanism are respectively arranged on an upper die part and a lower die part of the press machine, the supporting seat 15 is provided with the shaping groove 16, a supporting inner die 18 is arranged in the shaping groove 16, the supporting inner die 18 is matched with the inner structure of the turning end of the energy-absorbing box to be machined, a pressing channel 19 is arranged between the supporting inner die 18 and the shaping groove 16, the pressing mechanism is arranged above the supporting seat 15, and the end part of the energy-absorbing box to be machined, which is placed on the supporting inner die 18, is pressed into the shaping groove 16 by the pressing mechanism. During the pressing down process, the integral groove 16 presses the side wall of the energy absorption box inwards by supporting the side wall of the energy absorption box which is pushed outwards by the inner mold 18, so that the side wall of the energy absorption box can be corrected in an inner-outer bidirectional manner. The processing quality is improved. Further, in order to realize uniformity of the pressing force, the pressing mechanism comprises a pressing base 20 and a pressing block 21, the upper end of the pressing block 21 is fixedly connected with the pressing base 20, and the bottom surface of the pressing block 21 is identical to the energy absorption box to be processed in shape. The contact between the lower pressing block 21 and the energy absorption box can be uniform, so that the uniformity of the lower pressure is improved, and the secondary deformation is avoided.
After the shaping, in order to be convenient for extract the energy-absorbing box from shaping inslot 16, still set up a mechanism down, a mechanism down has set up two die-blocks 22 and elevating system, vertical lift groove 23 has been seted up to shaping inslot 16's both sides, die-block 22 is in liftable in the lift groove 23, the inboard of die-block 22 is pressed close to with supporting centre form 18 lateral wall, the inboard and the shaping inslot 16 radian of die-block 22 match, elevating system drives die-block 22 reciprocates in the lift groove 23. When the energy-absorbing box is pressed down to the shaping groove 16, the lower end face of the energy-absorbing box falls onto the supporting block 22, then the supporting block 22 moves downwards along with the energy-absorbing box, and after shaping is completed, the supporting block 22 and the energy-absorbing box are lifted out of the shaping groove 16 by the lifting mechanism.
Specifically, the elevating system includes lifter plate 24, lift post 25 and lift chain 26, lifting hole 27 has been seted up to the both sides of supporting seat 15, and lifting hole 27 intercommunication lifting chamber 28, lifting chamber 28 establish the below in whole groove 16, be equipped with lifter plate 24 in the lifting chamber 28, the both ends of lift post 25 are connected respectively riding block 22 and lifter plate 24, lift chain 26 passes lifting hole 27 with lifter plate 24 is connected. When the die is opened, the upper die part drives the chain to move upwards, then the chain drives the lifting plate 24 to lift up in the lifting cavity 28, and then the supporting block 22 is ejected out of the integral groove 16 through the lifting column 25, so that energy absorption is pulled out, and the unloading is completed. Lifting guide posts 31 may also be provided as desired.
Referring to fig. 9, in order to ensure that the supporting block 22 does not affect shaping, the supporting block 22 is divided into a shaping layer 29 and a supporting layer 30, the shaping layer 29 and the supporting layer 30 are in a step shape, the shape of the inner side of the shaping layer 29 is connected with the shaping groove 16, the inner wall of the supporting layer 30 is close to the supporting inner mold 18 and is matched with the shape of the supporting inner mold 18, and the shaping layer 29 and the supporting layer 30 are in an integrated structure; the lower end face of the energy absorber box is pressed on the supporting layer 30, and the side face of the energy absorber box is contacted with the shaping layer 29. The pushing block 9 is formed by splicing a plurality of blocks, and the pushing surface of the pushing block 9 is matched with the pushing end surface of the energy-absorbing box.
The processing method of the energy-absorbing box with the special-shaped end part of the equipment comprises the following steps:
A. and (3) end turning and forming:
a. turning preparation: firstly, arranging a push block 9 according to the shape of the end face of the energy absorption box required by design, so that the pushing surface of the push block 9 is matched with the pushing end face of the energy absorption box; then the push block 9 is sleeved at the rear end of the core 5, so that the push block 9 can reciprocate along the core 5, the core 5 matched with the energy-absorbing box is arranged, the front end of the core 5 is provided with the cutting edge 6, and the cutting edge 6 of the core 5 is the same as the shape required to be processed by the energy-absorbing box;
b. discharging: sleeving the energy absorption box on the core 5, enabling the core 5 to support the side wall part of the energy absorption box, and enabling the pushing surface of the energy absorption box to prop against the pushing surface of the pushing block 9;
c. turning: the bottom of the core 5 is provided with a supporting plate 4, and the front end of the supporting plate 4 is flush with the edge of the cutting edge 6 of the core 5; the inner side of the turning tool 3 is provided with a shape which is matched with the cutting edge 6, and the turning tool 3 ascends after turning the energy absorption box from top to bottom;
d. pushing and discharging: the pushing block 9 pushes the side wall of the energy absorption box to push the energy absorption box away from the core 5 for unloading, and returning after unloading is completed;
B. shaping:
a. discharging: the turning end of the energy absorption box is downwards sleeved on the supporting inner die 18;
b. correction and shaping: the upper die part is closed towards the lower die part, so that the pressing mechanism presses the other end of the energy-absorbing box, and the energy-absorbing box enters the shaping groove 16 along the pressing channel 19; the bottom end of the energy-absorbing box is pressed against the supporting layer 30 of the supporting block 22 to move downwards together, and the turning end of the energy-absorbing box is shaped.
c. Unloading: through the upward movement of the upper die part and the lower die part, the lifting chain is lifted upward, the lifting chain drives the supporting blocks 22 to move upward, and the supporting blocks 22 are pulled out from the shaping groove 16, so that the work of unloading the shaping stage is completed.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The utility model provides a processing system of tip dysmorphism energy-absorbing box, its characterized in that, includes turning portion and plastic portion, turning portion includes base (1), punching press seat (2), lathe tool (3), supporting mechanism and moves back a mechanism, is equipped with horizontal supporting mechanism on base (1), and supporting mechanism supports the work piece of waiting to turn, wait to turn the energy-absorbing box cover outside the supporting mechanism, move back a mechanism and set up the both sides of supporting mechanism's front end, move back a mechanism top wait to turn the outward flange of work piece, wait to turn the front end of work piece and be the turning end, punching press seat (2) are established the top of base (1), punching press seat (2) with base (1) fixed connection, lathe tool (3) are installed on punching press seat (2), lathe tool (3) are treated the turning end of turning work piece and are turned downwards.
2. The processing system of the end special-shaped energy-absorbing box according to claim 1, characterized in that the supporting mechanism comprises a supporting plate (4) and a core (5), the supporting plate (4) is paved on the base (1), the core (5) is detachably installed on the base (1), the core (5) is transversely arranged above the supporting plate (4), the front edge of the supporting plate (4) is flush with the front edge of the core (5), a workpiece to be turned is sleeved on the core (5), the supporting plate (4) supports the bottom of the workpiece to be turned, the front end of the core (5) is provided with a cutting edge (6) consistent with a required turning shape, the front edge of the supporting plate (4) is provided with a groove with the same shape as the cutting edge (6) of the core (5), and the rear side of the turning tool (3) is provided with the cutting edge (6) consistent with the required turning shape.
3. The processing system of the energy-absorbing box with the special-shaped end part according to claim 2, wherein the piece withdrawing mechanism comprises a pushing driving mechanism (7), a push rod (8) and a push block (9), a strip-shaped fixed block (10) is arranged on the base (1), the rear end of the core (5) is fixed on the fixed block (10), through holes (11) are formed in two sides of the fixed block (10), the push rod (8) penetrates through the through holes (11), the two ends of the push rod (8) are respectively connected with the pushing driving mechanism (7) and the push block (9), a through hole which is matched with the outer contour of the core (5) is formed in the middle of the push block (9), the push block (9) is sleeved outside the core (5), and the pushing driving mechanism (7) reciprocates back and forth.
4. A system for processing an end-shaped energy-absorbing box according to claim 3, characterized in that the pushing driving mechanism (7) comprises a pushing plate (12) and a cylinder (13), the cylinder (13) is fixed on the base (1), a piston rod of the cylinder (13) pushes the pushing plate (12) to move back and forth, and the pushing rods (8) are respectively fixed on the front sides of the pushing plate (12).
5. The processing system of the energy-absorbing box with the irregularly-shaped end part according to claim 4, wherein the shaping part comprises a press machine, a supporting seat (15), a shaping groove (16) and a pressing mechanism, the supporting seat (15) and the pressing mechanism are respectively arranged on an upper die part and a lower die part of the press machine, the shaping groove (16) is formed in the supporting seat (15), a supporting inner die (18) is arranged in the shaping groove (16), the supporting inner die (18) is matched with the inner structure of a turning end of the energy-absorbing box to be processed, a pressing channel (19) is arranged between the supporting inner die (18) and the shaping groove (16), the pressing mechanism is arranged above the supporting seat (15), and the pressing mechanism presses the energy-absorbing box to be processed, which is placed on the supporting inner die (18), into the shaping groove (16).
6. The processing system of the energy-absorbing box with the irregularly-shaped end part according to claim 5, wherein the pressing mechanism comprises a pressing base (20) and a pressing block (21), the upper end of the pressing block (21) is fixedly connected with the pressing base (20), and the bottom surface of the pressing block (21) is in shape consistent with the energy-absorbing box to be processed.
7. The processing system of the end special-shaped energy-absorbing box according to claim 6, further comprising a lower mechanism, wherein the lower mechanism comprises two supporting blocks (22) and a lifting mechanism, longitudinal lifting grooves (23) are formed in two sides of the shaping groove (16), the supporting blocks (22) are arranged in the lifting grooves (23), the inner sides of the supporting blocks (22) are close to the side walls of the supporting inner mold (18), the inner sides of the supporting blocks (22) are matched with the radian of the shaping groove (16), and the lifting mechanism drives the supporting blocks (22) to move up and down in the lifting grooves (23).
8. The processing system of the energy-absorbing box with the irregularly-shaped end part according to claim 7, wherein the lifting mechanism comprises a lifting plate (24), lifting columns (25) and lifting chains (26), lifting holes (27) are formed in two sides of the supporting seat (15), the lifting holes (27) are communicated with lifting cavities (28), the lifting cavities (28) are formed below the shaping grooves (16), the lifting plates (24) are arranged in the lifting cavities (28), two ends of the lifting columns (25) are respectively connected with the supporting blocks (22) and the lifting plates (24), and the lifting chains (26) penetrate through the lifting holes (27) to be connected with the lifting plates (24).
9. The processing system of the end special-shaped energy absorption box according to claim 8, wherein the supporting block (22) is divided into a shaping layer (29) and a supporting layer (30), the shaping layer (29) and the supporting layer (30) are in a step shape, the inner side of the shaping layer (29) is connected with the shaping groove (16), the inner wall of the supporting layer (30) is close to the supporting inner mold (18) and is matched with the shape of the supporting inner mold (18), and the shaping layer (29) and the supporting layer (30) are in an integral molding structure; the pushing block (9) is formed by splicing a plurality of blocks, and the pushing surface of the pushing block (9) is matched with the pushing end surface of the energy absorption box.
10. The processing method of the energy absorption box with the special-shaped end part is characterized by comprising the following steps of:
A. and (3) end turning and forming:
a. turning preparation: arranging a pushing block (9) to enable a pushing surface of the pushing block (9) to be matched with a pushing end surface of the energy absorption box; the pushing block (9) is sleeved at the rear end of the core (5), the pushing block (9) can reciprocate along the core (5), the core (5) matched with the energy-absorbing box is arranged, the front end of the core (5) is provided with a cutting edge (6), and the cutting edge (6) of the core (5) is identical to the shape required to be processed by the energy-absorbing box;
b. discharging: sleeving the energy absorption box on the core (5), and then enabling the pushing surface of the energy absorption box to prop against the pushing surface of the pushing block (9);
c. turning: the bottom of the core (5) is provided with a supporting plate (4), and the front end of the supporting plate (4) is flush with the edge of the cutting edge (6) of the core (5); the inner side of the turning tool (3) is provided with a shape which is matched with the cutting edge (6), and the turning tool (3) is lifted after turning the energy absorption box from top to bottom;
d. pushing and discharging: the pushing block (9) pushes the energy absorption box away from the core (5) to discharge, and the energy absorption box returns to the original position after the discharging is completed;
B. shaping:
a. discharging: the turning end part of the energy absorption box is downwards sleeved on a supporting inner die (18);
b. correcting: the upper die part is closed towards the lower die part, so that the pressing mechanism presses the other end of the energy-absorbing box, and the energy-absorbing box enters the shaping groove (16) along the pressing channel (19);
c. unloading: the lifting chain (26) drives the supporting blocks (22) to move upwards through the upward movement of the upper die part and the lower die part, and the supporting blocks (22) are pulled out of the shaping groove (16) to finish the unloading of the shaping stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310851696.8A CN117020666A (en) | 2023-07-12 | 2023-07-12 | System and method for processing end-shaped energy absorption box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310851696.8A CN117020666A (en) | 2023-07-12 | 2023-07-12 | System and method for processing end-shaped energy absorption box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117020666A true CN117020666A (en) | 2023-11-10 |
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ID=88621654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310851696.8A Pending CN117020666A (en) | 2023-07-12 | 2023-07-12 | System and method for processing end-shaped energy absorption box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117020666A (en) |
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2023
- 2023-07-12 CN CN202310851696.8A patent/CN117020666A/en active Pending
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