CN219817816U - Electric motor car girder return bend tip is towards flat forming die - Google Patents
Electric motor car girder return bend tip is towards flat forming die Download PDFInfo
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- CN219817816U CN219817816U CN202321292949.4U CN202321292949U CN219817816U CN 219817816 U CN219817816 U CN 219817816U CN 202321292949 U CN202321292949 U CN 202321292949U CN 219817816 U CN219817816 U CN 219817816U
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- forming die
- die holder
- electric vehicle
- main beam
- sides
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- 238000004080 punching Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000005452 bending Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides a punching and flattening forming die for the end part of a main beam bent pipe of an electric vehicle, which comprises a bottom plate and a top plate, wherein a lower mounting block is fixedly arranged at the top end of the bottom plate, an assembly groove is formed in the center of the top end of the lower mounting block, a lower die holder is fixedly arranged in the assembly groove, a clamping mechanism is fixedly arranged between the lower die holder and the lower mounting block, and grooves are formed in two sides of the top end of the lower mounting block. According to the utility model, the buffer blocks are nested in the grooves at the two sides of the top end of the lower mounting block, the buffer springs are fixedly arranged between the buffer blocks and the grooves, and the noise problem generated by stamping of the upper die holder and the lower die holder is effectively reduced through the arrangement of the buffer blocks in the stamping process of the upper die holder and the lower die holder.
Description
Technical Field
The utility model belongs to the technical field of electric vehicle part processing, and relates to an electric vehicle main Liang Wanguan end flattening forming die.
Background
The main curved beam of the electric vehicle needs to be flattened in the processing process of the main curved beam of the electric vehicle, and when the main curved beam of the electric vehicle is flattened, the main curved beam of the electric vehicle is flattened mainly through a flattening forming die.
At present, in the use of a punching and flattening forming die for an electric car owner Liang Wanguan, as a main beam bent pipe is made of a steel structure, in the punching and flattening process of an upper die and a lower die, large noise is easily generated, noise pollution is easily caused, meanwhile, the existing upper die, the existing lower die and an installation block are generally fixedly installed through screws, when the main beam bent pipe with different types is punched and flattened, the upper die and the lower die are required to be replaced, and the screw installation and replacement efficiency is low.
Disclosure of Invention
The utility model aims to provide a punching and flattening forming die for the end part of a main beam bent pipe of an electric vehicle, so as to solve the problems in the background technology.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides an electric motor car girder return bend tip towards flat forming die, includes bottom plate and roof, the top fixed mounting of bottom plate has down the installation piece, the mounting groove has been seted up to the center department on installation piece top down, the inside fixed mounting in mounting groove has the die holder, fixed clamping mechanism that is equipped with between die holder and the installation piece down, the recess has all been seted up to the both sides on installation piece top down, two the equal fixed mounting in tank bottom of recess has the loop column, the surface cover of loop column is established and is connected with buffer spring, two the inside of recess is all inlayed and is equipped with the buffer block, is located a plurality of same recess buffer spring top and buffer block's bottom fixed connection, the bottom fixed mounting of roof has the installation piece, the bottom fixing bolt threaded connection of installation piece has the upper die base, just upper die base and die holder position alignment.
In the electric vehicle main beam bent pipe end portion flattening forming die, rectangular grooves are formed in corners of two sides of the inner wall of the lower mounting block, rectangular blocks are nested in the rectangular grooves, threaded push rods are connected with two sides of the inner wall of the rectangular grooves in a rotating mode, and one ends of the threaded push rods are connected with the center of the side face of the corresponding rectangular block in a rotating mode.
In the electric vehicle main beam bent pipe end portion punching and flattening forming die, the clamping mechanism comprises two L-shaped clamping blocks, a cavity is formed in the bottom of the lower die holder, the two sides of the cavity are connected with the L-shaped clamping blocks in a penetrating mode, clamping grooves are formed in the two sides of the inner wall of the assembly groove, and one ends of the two L-shaped clamping blocks are connected with the corresponding clamping grooves in a clamping mode.
In the electric vehicle main beam bent pipe end part flattening forming die, a chute is formed in the top of the cavity, the top ends of the two L-shaped clamping blocks are in sliding connection with the chute, positive and negative trapezoidal screw rods are rotationally connected to two sides of the inner wall of the chute, and two ends of the positive and negative trapezoidal screw rods are fixedly connected with the side faces of the corresponding L-shaped clamping blocks.
In the electric vehicle main beam bent pipe end portion flattening forming die, the worm wheel is fixedly arranged in the middle of the positive and negative trapezoidal screw rod, the top of the sliding groove is rotationally connected with the worm, the worm is in meshed connection with the worm wheel, and one end of the worm penetrates through the sliding groove to fixedly install the knob.
In the electric vehicle main beam bent pipe end part flattening forming die, an electric hydraulic cylinder is fixedly mounted at the center of the top plate top end, the telescopic end of the electric hydraulic cylinder is fixedly connected with the top plate top end, and the fixed end of the electric hydraulic cylinder is fixedly connected with the punching machine body.
In the electric vehicle main beam bent pipe end part flattening forming die, the four corners at the top end of the bottom plate are fixedly provided with the sleeves, the four sleeves are sleeved and connected with the loop bars, and the four corners at the top end of the loop bars are fixedly connected with the four corners at the bottom end of the top plate.
Compared with the prior art, the electric vehicle main beam bent pipe end part flattening forming die has the advantages that:
1. through the buffer block nested in the recess of lower installation piece top both sides, fixed mounting has buffer spring between buffer block and the recess, through the setting of buffer block, in upper die base and die holder punching press in-process, the effectual noise problem that reduces upper die base and die holder punching press and produce.
2. The rotation of the knob drives the worm to rotate, the worm is meshed with the worm wheel, the positive and negative trapezoidal screw is driven to rotate, the L-shaped clamping block is driven to move through the rotation of the positive and negative trapezoidal screw, the L-shaped clamping block is clamped and fixed with the clamping groove, the installation and the disassembly of the lower die holder are facilitated, and the die holder stamping with different shapes is convenient to replace.
Drawings
Fig. 1 is a schematic structural view of a die for forming a bent pipe end part of a main beam of an electric vehicle by punching.
Fig. 2 is a schematic cross-sectional structure of a die for forming a bent pipe end of a main beam of an electric vehicle.
Fig. 3 is a partial enlarged view of a part a in fig. 2 of a bending end portion flattening and forming die of a main beam bending of the electric vehicle.
In the figure, 1, a bottom plate; 2. a sleeve; 3. a loop bar; 4. a top plate; 5. an upper mounting block; 6. an electro-hydraulic cylinder; 7. an upper die holder; 8. a lower mounting block; 9. a threaded push rod; 10. a lower die holder; 11. a knob; 12. rectangular grooves; 13. rectangular blocks; 14. a buffer block; 15. a groove; 16. a sleeve column; 17. a buffer spring; 18. a clamping groove; 19. an assembly groove; 20. an L-shaped clamping block; 21. a chute; 22. a front trapezoid lead screw and a back trapezoid lead screw; 23. a worm wheel; 24. a worm.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1, fig. 2 and fig. 3, the electric vehicle main beam bent pipe end flattening forming die comprises a bottom plate 1 and a top plate 4, wherein a lower mounting block 8 is fixedly mounted at the top end of the bottom plate 1, an assembly groove 19 is formed in the center of the top end of the lower mounting block 8, a lower die holder 10 is fixedly mounted in the assembly groove 19, a clamping mechanism is fixedly arranged between the lower die holder 10 and the lower mounting block 8, grooves 15 are formed in two sides of the top end of the lower mounting block 8, sleeve columns 16 are fixedly mounted at the bottoms of the two grooves 15, buffer springs 17 are sleeved on the surfaces of the sleeve columns 16, buffer blocks 14 are respectively embedded in the two grooves 15, the top ends of the buffer springs 17 located in the same groove 15 are fixedly connected with the bottom ends of the buffer blocks 14, an upper mounting block 5 is fixedly mounted at the bottom end of the top plate 4, an upper die holder 7 is connected with the bottom end of the upper mounting block 5 through a bottom fixing bolt, the upper die holder 7 is aligned with the position of the lower die holder 10, buffer blocks 14 nested in the grooves 15 on two sides of the top end of the lower mounting block 8, buffer springs 17 are fixedly mounted between the buffer blocks 14 and the grooves 15, buffer springs 17 are respectively, buffer springs 14 are respectively arranged in the grooves 14 respectively, the buffer blocks 14 are respectively, the bottom ends of the buffer blocks 14 are fixedly arranged at the bottom the upper die holder 7 and the upper die holder 10, and the upper die holder 10 are in the process of the stamping problem is effectively reduced.
As shown in fig. 1, 2 and 3, the bending end part flattening forming die for the main girder of the electric vehicle is provided with rectangular grooves 12 at corners of two sides of the inner wall of a lower mounting block 8, rectangular blocks 13 are nested in the two rectangular grooves 12, threaded push rods 9 are rotatably connected to two sides of the inner wall of the two rectangular grooves 12, one ends of the two threaded push rods 9 are rotatably connected with the center of the side surface of the corresponding rectangular block 13, the rectangular block 13 is pushed to move through the threaded push rods 9, and the stamped electric vehicle main body Liang Wanguan is conveniently fixed through the movement of the rectangular block 13.
As shown in fig. 1, 2 and 3, the clamp mechanism of the electric vehicle main beam bent pipe end part flattening forming die comprises two L-shaped clamping blocks 20, a cavity is formed in the bottom of a lower die holder 10, the two sides of the cavity are connected with the L-shaped clamping blocks 20 in a penetrating mode, clamping grooves 18 are formed in the two sides of the inner wall of an assembly groove 19, and one ends of the two L-shaped clamping blocks 20 are in clamping connection with the corresponding clamping grooves 18.
The top of cavity has seted up spout 21, and the top and the spout 21 sliding connection of two L type fixture blocks 20, and spout 21 inner wall both sides are rotated and are connected with positive and negative trapezoidal lead screw 22, and positive and negative trapezoidal lead screw 22's both ends and the side fixed connection of corresponding L type fixture block 20.
The middle part fixed mounting of positive and negative trapezoidal lead screw 22 has worm wheel 23, and the top rotation of spout 21 is connected with worm 24, and worm 24 and worm wheel 23 meshing are connected, and the one end of worm 24 passes spout 21 fixed mounting and has knob 11, drives worm 24 rotation through the rotation of knob 11, drives positive and negative trapezoidal lead screw 22's rotation through worm 24 and worm wheel 23 meshing, drives the removal of two L type fixture blocks 20 through positive and negative trapezoidal lead screw 22's rotation, makes things convenient for the installation and the dismantlement of die holder 10.
As shown in fig. 1, 2 and 3, the electric vehicle main beam bent pipe end part flattening forming die is characterized in that an electric hydraulic cylinder 6 is fixedly arranged in the center of the top end of a top plate 4, the telescopic end of the electric hydraulic cylinder 6 is fixedly connected with the top end of the top plate 4, the fixed end of the electric hydraulic cylinder 6 is fixedly connected with a punching machine body, and the electric hydraulic cylinder 6 pushes the top plate 4 to lift.
The sleeve 2 is fixedly installed at four corners of the top end of the bottom plate 1, the sleeve rods 3 are sleeved and connected in the four sleeves 2, the top ends of the four sleeve rods 3 are fixedly connected with the four corners of the bottom end of the top plate 4, and the upper die base 7 and the lower die base 10 are limited when closed through the cooperation of the sleeve rods 3 and the sleeve 2.
In particular, when the punching and flattening forming die is used, firstly, the punching and flattening forming die is arranged at a designated position of a stamping part, then the upper die holder 7 and the lower die holder 10 are arranged, the lower die holder 10 is arranged in an assembly groove 19, the knob 11 is manually rotated, the worm 24 is driven to rotate through the rotation of the knob 11, the positive and negative trapezoidal screw 22 is driven to rotate through the rotation of the worm 24, the L-shaped clamping block 20 is driven to move through the rotation of the positive and negative trapezoidal screw 22, and the L-shaped clamping block 20 is clamped with clamping grooves 18 formed on two sides of the assembly groove 19, so that the lower die holder 10 is arranged;
when the electric vehicle main beam end head is flattened, the electric hydraulic cylinder 6 is opened, the top plate 4 is pushed to move downwards by the electric hydraulic cylinder 6, the top plate 4 is driven to move downwards, the upper die seat 7 and the lower die seat 10 are closed and punched, and the noise pollution problem generated by punching between the upper die seat 7 and the lower die seat 10 is effectively reduced by the cooperation of the buffer block 14 and the buffer spring 17 in the punching process.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (7)
1. The utility model provides an electric motor car girder return bend tip towards flat forming die, includes bottom plate (1) and roof (4), its characterized in that, top fixed mounting of bottom plate (1) has lower installation piece (8), the center department at lower installation piece (8) top has seted up mounting groove (19), the inside fixed mounting of mounting groove (19) has die holder (10), fixed block mechanism that is equipped with between die holder (10) and lower installation piece (8), recess (15) are all seted up to the both sides at lower installation piece (8) top, two the equal fixed mounting in tank bottom of recess (15) has sleeve (16), sleeve (16)'s surface cover is established and is connected with buffer spring (17), two the inside of recess (15) is all inlayed and is equipped with buffer piece (14), is located a plurality of buffer spring (17) top and buffer piece (14) bottom fixed connection, the bottom fixed mounting of roof (4) has last installation piece (5), the bottom fixed connection of last installation piece (5) has upper thread connection (7), just die holder (10) are right with die holder (10).
2. The electric vehicle main beam bent pipe end portion flattening forming die according to claim 1, wherein rectangular grooves (12) are formed in corners of two sides of the inner wall of the lower mounting block (8), rectangular blocks (13) are nested in the two rectangular grooves (12), threaded push rods (9) are rotatably connected to two sides of the inner wall of the rectangular grooves (12), and one ends of the two threaded push rods (9) are rotatably connected to the center of the side face of the corresponding rectangular block (13).
3. The electric vehicle main beam bent pipe end portion punching and flattening forming die according to claim 1, wherein the clamping mechanism comprises two L-shaped clamping blocks (20), a cavity is formed in the bottom of the lower die holder (10), the L-shaped clamping blocks (20) are connected to two sides of the cavity in a penetrating mode, clamping grooves (18) are formed in two sides of the inner wall of the assembly groove (19), and one ends of the two L-shaped clamping blocks (20) are connected with the corresponding clamping grooves (18) in a clamping mode.
4. The electric vehicle main beam bent pipe end portion flattening forming die according to claim 3, wherein a chute (21) is formed in the top of the cavity, the top ends of the two L-shaped clamping blocks (20) are in sliding connection with the chute (21), positive and negative trapezoidal lead screws (22) are rotatably connected to two sides of the inner wall of the chute (21), and two ends of the positive and negative trapezoidal lead screws (22) are fixedly connected with the side faces of the corresponding L-shaped clamping blocks (20).
5. The electric vehicle main beam bent pipe end portion flattening forming die according to claim 4, wherein a worm wheel (23) is fixedly arranged in the middle of the positive and negative trapezoidal screw rod (22), a worm (24) is rotatably connected to the top of the sliding groove (21), the worm (24) is in meshed connection with the worm wheel (23), and one end of the worm (24) penetrates through the sliding groove (21) to fixedly install a knob (11).
6. The electric vehicle main beam bent pipe end portion flattening forming die according to claim 1, wherein an electric hydraulic cylinder (6) is fixedly installed in the center of the top end of the top plate (4), the telescopic end of the electric hydraulic cylinder (6) is fixedly connected with the top end of the top plate (4), and the fixed end of the electric hydraulic cylinder (6) is fixedly connected with a punching machine body.
7. The electric vehicle main beam bent pipe end portion flattening forming die according to claim 1, wherein four corners at the top end of the bottom plate (1) are fixedly provided with sleeves (2), the interiors of the four sleeves (2) are sleeved with sleeve rods (3), and the top ends of the four sleeve rods (3) are fixedly connected with four corners at the bottom end of the top plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292949.4U CN219817816U (en) | 2023-05-20 | 2023-05-20 | Electric motor car girder return bend tip is towards flat forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292949.4U CN219817816U (en) | 2023-05-20 | 2023-05-20 | Electric motor car girder return bend tip is towards flat forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219817816U true CN219817816U (en) | 2023-10-13 |
Family
ID=88282010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321292949.4U Active CN219817816U (en) | 2023-05-20 | 2023-05-20 | Electric motor car girder return bend tip is towards flat forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219817816U (en) |
-
2023
- 2023-05-20 CN CN202321292949.4U patent/CN219817816U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Die for flattening the bent end of the electric vehicle main beam Granted publication date: 20231013 Pledgee: Bank of Ningbo Co.,Ltd. Taizhou Branch Pledgor: Taizhou Huangyan Boyuan Automobile Co.,Ltd. Registration number: Y2024330000115 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |