CN116140471A - Profile surface upper-pressing groove device for section sealing - Google Patents
Profile surface upper-pressing groove device for section sealing Download PDFInfo
- Publication number
- CN116140471A CN116140471A CN202211690014.1A CN202211690014A CN116140471A CN 116140471 A CN116140471 A CN 116140471A CN 202211690014 A CN202211690014 A CN 202211690014A CN 116140471 A CN116140471 A CN 116140471A
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- core
- mold core
- fixed frame
- side mold
- movable
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- 238000003825 pressing Methods 0.000 title claims description 13
- 238000007789 sealing Methods 0.000 title description 5
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000007373 indentation Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
-
- 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
- B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
- B21D17/02—Forming single grooves in sheet metal or tubular or hollow articles by pressing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a section bar surface indentation device for section closure, which comprises a fixed frame, wherein one end of the side surface of the fixed frame is fixed or rotated to form a left side mold core, and the other end of the side surface of the fixed frame is rotated and connected with a right side mold core through a rotating shaft; the left side mold core and the right side mold core are oppositely arranged at the side part of the fixed frame, and the outer surfaces of the right side mold core and/or the left side mold core are provided with first grooves; a through hole is formed in the fixed frame, and a movable core pulling device penetrates through the through hole of the fixed frame and is connected with the through hole in a sliding manner; the movable core pulling device slides in the through hole and is used for driving the right side mold core and/or the left side mold core to rotate away from or close to the inner wall of the section to be processed; the right side mold core is connected with the left side mold core through an elastic component, and the elastic component is used for driving the right side mold core and/or the left side mold core to reset; the invention can effectively avoid the second groove formed by the profile and ensure that the right side mold core and the left side mold core are smoothly pulled out.
Description
Technical Field
The invention relates to the technical field of profile surface processing equipment, in particular to a profile surface indentation device for section closure.
Background
In an electric new energy automobile, aluminum parts are widely applied to the light weight reduction requirement, particularly, the aluminum extrusion process parts can produce a closed section and a section internal reinforced structure by the extrusion process, so that the whole mechanical property of the parts is good; however, the four side surfaces of the two ends of the part are closed, namely the cross section is closed, so that the processing difficulty is also brought.
As shown in fig. 1: a second groove 1001 needs to be machined on the electric automobile seat beam section 10, and the second groove 1001 is mainly used for avoiding other parts; a stamping process is adopted by combining the production process and the cost; in connection with fig. 2, in order to prevent the whole profile 10 from being deformed by stamping, the fixing mold core 9 needs to be inserted into the cavity of the part profile 10, the surface of the fixing mold core 9 is grooved, after the fixing mold core 9 is put in, the pit is stamped on the surface of the profile 10 by using the male mold 11 opposite to the grooved position of the fixing mold core 9 to form the second groove 1001, wherein the second groove 1001 is in the grooved surface of the fixing mold core 9.
However, this processing technology brings new technological difficulties, after the profile is pressed through the groove, the fixing mold core cannot be taken out because the groove of the profile is concave, the side of the profile is generally opened when the profile is manufactured, and the opened side is fixed to form a closed structure after the end of stamping, so that the processing mode is complicated.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a device for pressing a groove on the surface of a section bar for sealing a section, which can solve the problem that the traditional sealing section bar is generally complicated in processing mode because one side of the section bar is opened when the section bar is manufactured and then the opened side is fixed to form a sealing structure after the punching is finished.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention is realized by the following technical scheme: a device for pressing grooves on the surface of a section bar for closing a section comprises
The die comprises a fixed frame, wherein one end of the side face of the fixed frame is fixed or rotated to form a left die core, and the other end of the side face of the fixed frame is rotated through a rotating shaft to form a right die core; the left side mold core and the right side mold core are oppositely arranged at the side part of the fixed frame, and the outer surfaces of the right side mold core and/or the left side mold core are provided with first grooves; a through hole is formed in the fixed frame, and a movable core pulling device penetrates through the through hole of the fixed frame and is connected with the through hole in a sliding manner; the movable core pulling device slides in the through hole and is used for driving the right side mold core and/or the left side mold core to rotate away from or close to the inner wall of the section to be processed; the right side mold core is connected with the left side mold core through an elastic component, and the elastic component is used for driving the right side mold core and/or the left side mold core to reset.
Further, the device also comprises a driving assembly, wherein a limiting rod is fixed at the side part of the fixed frame, and the driving assembly is fixed at the end part of the limiting rod; the driving assembly is connected with the movable core pulling device and used for driving the movable core pulling device to move in the through hole.
Further, the driving assembly comprises a cylinder, and a piston rod of the cylinder is connected with the fixed head; the end part of the fixed head is connected with a movable core pulling device.
Further, a hole with a T-shaped structure is formed in the surface of the fixed head, and the movable core pulling clamp is clamped in the hole.
Further, the driving assembly comprises one of an electric push rod, a hydraulic rod, a ball screw and a synchronous belt.
Further, the elastic component comprises any one of a spring, an elastic rope and a shrapnel.
Further, the outer surface of the movable loose core is provided with a lubricating layer, and the lubricating layer comprises graphite particles or lubricating oil.
Furthermore, one ends of the left mold core and the right mold core, which are far away from the fixed frame, adopt a trapezoid structure, and the end part of the movable core pulling device is provided with an opening.
Further, the combination of left side mold core, right side mold core is equipped with one or more sets of, every set be equipped with one or more activity between left side mold core, the right side mold core and loose core, every activity loose core all is connected drive assembly.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the mold core is divided into three parts, when the stamping of the grooves on the surface of the mold is carried out, movable core pulling is carried out, the movable core pulling is carried out between the left mold core and the right mold core, the right mold core and the left mold core which are supported by the movable core pulling after rotation are utilized to support the inner cavity of the section bar, the stamping is completed, when the movable core pulling is taken out, the left mold core or the right mold core is reset and then is pulled out, the second groove formed by the section bar can be effectively avoided, and the smooth pulling out of the right mold core and the left mold core is ensured; the invention realizes the stamping of the groove in the closed section bar, and the whole stamping process damages the section bar and the mold core, so that the operation is simple and the section bar can be recycled.
Drawings
The disclosure of the present invention is described with reference to the accompanying drawings. It should be understood that the drawings are for purposes of illustration only and are not intended to limit the scope of the present invention in which like reference numerals are used to designate like parts. Wherein:
FIG. 1 is a schematic view of a prior art structure of a fixed die core and a profile during stamping;
FIG. 2 is a schematic view of a prior art punch, stationary core and profile configuration;
FIG. 3 is a schematic view showing the overall structure of a device for pressing grooves on the surface of a profile for closing a cross section according to the first embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a section bar inserted with a device for pressing grooves on the surface of the section bar for closing the section in the first embodiment of the invention;
FIG. 5 is a schematic view of the structure of the device for pressing grooves on the surface of a profile for closing the cross section in the first embodiment of the invention, which is fully inserted into the profile for working;
FIG. 6 is a schematic view showing the overall structure of a device for pressing grooves on the surface of a profile for closing a cross section in the second embodiment of the present invention;
the reference numerals in the drawings indicate: 1. a cylinder; 101. a piston rod; 2. a fixed head; 3. active core pulling; 4. a limit rod; 5. a fixed frame; 51. a rotating shaft; 6. a right side mold core; 61. a first groove; 7. a spring; 8. a left side mold core; 9. fixing the mold core; 10. a section bar; 1001. a second groove; 11. and (3) a male die.
Detailed Description
It is to be understood that, according to the technical solution of the present invention, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present invention. Accordingly, the following detailed description and drawings are merely illustrative of the invention and are not intended to be exhaustive or to limit the invention to the precise form disclosed.
In a first embodiment, a device for pressing grooves on the surface of a profile with a closed section is characterized in that a group of left mold cores 8 and right mold cores 6 are combined, a movable core pulling 3 is arranged between the left mold cores 8 and the right mold cores 6, and as shown in fig. 3, the device comprises a fixed frame 5, wherein a left mold core 8 is fixed at one end of the side surface of the fixed frame 5, or the left mold core 8 is rotatably connected at one end of the side surface of the fixed frame 5; the invention is preferable that one end of the side surface of the fixed frame 5 is fixed with a left mold core 8, and the other end of the side surface of the fixed frame 5 is rotationally connected with a right mold core 6 through a rotating shaft 51; the left mold core 8 and the right mold core 6 are oppositely arranged at the side part of the fixed frame 5, and the outer surfaces of the right mold core 6 and/or the left mold core 8 are provided with first grooves 61, as shown in fig. 3, the outer surface of the right mold core 6 is provided with first grooves 61, wherein the first grooves 61 are used for limiting, and the surface of the profile 10 is conveniently stamped to form second grooves 1001 which are the same as the first grooves;
a through hole is formed in the fixed frame 5, and a movable core pulling 3 penetrates through the through hole of the fixed frame 5 and is connected with the through hole in a sliding manner; the movable core pulling device 3 slides in the through hole and is used for driving the right side die core 6 and/or the left side die core 8 to rotate away from or close to the inner wall of the section bar 10 to be processed; specifically, in the present invention, when the second groove 1001 on the surface of the profile 10 is punched, the right side core 6 and the left side core 8 are inserted into the profile 10 to be processed, then the movable core-pulling 3 is inserted between the left side core 8 and the right side core 6, the right side core 6 is rotated by the movable core-pulling 3, and when the right side core 6 is parallel to the left side core 8, the movable core-pulling 3 supports the right side core 6, so that the profile 10 can be punched;
the right side die core 6 is connected with the left side die core 8 through an elastic component, and the elastic component is used for driving the right side die core 6 and/or the left side die core 8 to reset; the elastic component is used for driving the right mold core 6 to reset, the right mold core 6 and the left mold core 8 are conveniently taken out after reset, after stamping is completed, the movable core-pulling 6 is pulled out, and the right mold core 6 is rotated and reset along with the rotating shaft 51 under the action of the elastic component for facilitating the next stamping, namely the other end of the right mold core 6 is rotated to be close to the left mold core 8 for the next working.
According to the invention, the mold core is divided into three parts, when the stamping of the grooves on the surface of the mold is carried out, the movable core-pulling core 8 enters between the left mold core 8 and the right mold core 6 and drives the right mold core 8 to rotate, the inner cavity of the section bar 10 is supported by the right mold core 8 and the left mold core 6 supported by the movable core-pulling core 3 after rotation, meanwhile, the surface of the right mold core 6 is provided with the first groove 61, so that the pressing of the grooves on the surface of the section bar 10 is facilitated, after the pressing of the grooves on the surface of the section bar is finished, the right mold core 8 is reset and synchronously pulled out along with the pulling of the movable core-pulling core 3, and the second groove 1001 formed by the section bar 10 can be effectively avoided and the smooth pulling of the right mold core 8 is ensured;
the upper pressing groove device further comprises a driving assembly, wherein a limiting rod 4 is fixed on the side part of the fixed frame 5, and the driving assembly is fixed at the end part of the limiting rod 4; the driving assembly is connected with the movable core pulling device 3 and is used for driving the movable core pulling device 3 to move in the through hole.
Preferably, the driving assembly comprises a cylinder 1, and a piston rod 11 of the cylinder 1 is connected with a fixed head 2; the end part of the fixed head 2 is connected with a movable core pulling 3; the surface of the fixed head 2 is provided with a hole with a T-shaped structure, and the movable core pulling 3 is clamped in the hole.
By adopting the technical scheme, as shown in fig. 3, when the movable core pulling device 3 moves, the cylinder 1 drives the piston rod 11 to drive the movable core pulling device 3 to move.
The driving component can also be one of an electric push rod, a hydraulic rod, a ball screw or a synchronous belt; the movable core pulling device 3 is driven to move by any one mode such as an electric push rod, a hydraulic rod, a ball screw or a synchronous belt, and the like, which belongs to the protection scope of the invention.
In order to facilitate the resetting of the right side die core 6, the elastic component comprises any one of a spring, an elastic rope and a shrapnel; the invention is preferably provided with the elastic component which is a spring 7, as shown in fig. 3, two ends of the spring 7 are respectively connected with the right side die core 6 and the left side die core 8, and when the movable core pulling 3 is pulled out, the spring 7 drives the right side die core 6 to reset. However, the elastic component can be any one of a spring, an elastic rope and a shrapnel, and any elastic component capable of realizing resetting is within the protection scope of the invention; illustratively, a torsion spring is disposed outside the rotating shaft 51, the right side mold core 6 is connected with the fixed frame 5 through the rotating shaft with the torsion spring, and the right side mold core 6 is reset through the torsion spring.
In order to strengthen the lubrication effect between the movable core pulling 3 and the fixed frame 5, the left side mold core 8 and the right side mold core 6, the movable core pulling 3 is ensured to move more smoothly; the outer surface of the movable loose core 3 is provided with a lubricating layer, and the lubricating layer comprises graphite particles or lubricating oil.
In order to facilitate the left side mold core 8 and the right side mold core 6 to enter the section bar 10 to be processed, one ends of the left side mold core 8 and the right side mold core 6 far away from the fixed frame 5 adopt a trapezoid structure, namely the width of the insertion ends of the left side mold core 8 and the right side mold core 6 is smaller than the width of the section bar fixed with the fixed frame 5, the width of the insertion ends is reduced, and the left side mold core 8 and the right side mold core 6 can enter the section bar 10 more conveniently; the end of the movable core pulling device 3 is provided with an opening, so that when the movable core pulling device 3 is inserted between the left side mold core 8 and the right side mold core 6, the opening can accommodate a spring, and the spring is prevented from limiting the movement of the movable core pulling device 3.
In the first embodiment of the invention, when the die core 8 and the die core 6 on the left side are inserted into the section bar 10 to be processed, the first groove 61 is aligned to the surface of the section bar 10 to be punched when the die core 8 on the left side and the die core 6 on the right side are inserted into the section bar 10, as shown in fig. 4, when the die core 8 on the left side and the die core 6 on the right side are completely inserted into the section bar 10, the cylinder 1 is started, the piston rod 101 of the cylinder 1 is utilized to push the movable core drawing 3 to be inserted between the die core 8 on the left side and the die core 6 on the right side, the movable core drawing 3 can be driven to rotate when the movable core drawing 3 is inserted into the die core 8 on the right side, the left side and the die core 6 on the right side are in a parallel state, the surface of the section bar 10 is punched, the punched position is the first groove 61, after the punching is completed, the cylinder 1 drives the piston rod 101 to reset, the piston rod 101 drives the movable core drawing 3 to be drawn out from the inside of the section bar 10, and then the die core 6 on the right side is reset under the action of the spring 7, and the right side is drawn out from the section bar 10.
In a second embodiment, as shown in fig. 6, the combination of the left mold core 8 and the right mold core 6 is provided with two groups, wherein a movable core pulling 3 is arranged between the left mold core 8 and the right mold core 6 of one group, and two movable core pulling 3 are arranged between the left mold core 8 and the right mold core 6 of the other group; the shape and the size of the left mold core 8 and the right mold core 6 are determined according to the shape and the size of the processed profile 10, so that the movable core pulling 3 is provided with one or a plurality of movable core pulling cores for adapting to the size change of different left mold cores 8 and right mold cores 6; as two of the invention, two movable loose cores 3 are connected with the driving component; except for this, in this embodiment, the connection and the positional relationship of the left core 8, the right core 6, the movable core-pulling 3, the fixed frame 5, the elastic member, and the driving member are the same as those of the first embodiment.
In the second embodiment of the invention, when in use, the two groups of left mold cores 8 and right mold cores 6 are respectively inserted into different cavities in the section bar 10 to be processed, the first groove 61 is aligned to the surface of the section bar 10 to be punched when in insertion, as shown in fig. 4, when the two groups of left mold cores 8 and right mold cores 6 are completely inserted into the section bar 10, the cylinder 1 is started, the piston rod 101 of the cylinder 1 is utilized to push the movable core-pulling 3 to be inserted between the two groups of left mold cores 8 and right mold cores 6, the movable core-pulling 3 can drive the right mold core 6 to rotate when in insertion, the left mold cores 8 and right mold cores 6 are in a parallel state, the surface of the section bar 10 is punched, the punched position, namely the first groove 61, after the punching is completed, the cylinder 1 drives the piston rod 101 to reset, the movable core-pulling 3 to be pulled out from the section bar 10, and then the right mold cores 6 are reset under the action of the spring 7, and the left mold cores 6 and the left mold cores 8 are pulled out from the section bar 10 at this time, so that the punching is completed.
The technical scope of the present invention is not limited to the above description, and those skilled in the art may make various changes and modifications to the above-described embodiments without departing from the technical spirit of the present invention, and these changes and modifications should be included in the scope of the present invention.
Claims (9)
1. A device for pressing grooves on the surface of a section bar with a closed cross section, which is characterized in that: comprising
The die comprises a fixed frame (5), wherein one end of the side surface of the fixed frame (5) is fixed or rotated to form a left die core (8), and the other end of the side surface of the fixed frame (5) is rotationally connected with a right die core (6) through a rotating shaft (51); the left side die core (8) and the right side die core (6) are oppositely arranged at the side part of the fixed frame (5), and a first groove (61) is formed in the outer surface of the right side die core (6) and/or the outer surface of the left side die core (8); a through hole is formed in the fixed frame (5), and a movable loose core (3) penetrates through the through hole of the fixed frame (5) and is connected with the fixed frame in a sliding manner; the movable core pulling device (3) slides in the through hole and is used for driving the right side mold core (6) and/or the left side mold core (8) to rotate away from or close to the inner wall of the section bar (10) to be processed; the right side mold core (6) is connected with the left side mold core (8) through an elastic component, and the elastic component is used for driving the right side mold core (6) and/or the left side mold core (8) to reset.
2. A profile surface grooving apparatus for cross-section closure as claimed in claim 1, wherein: the device further comprises a driving assembly, wherein a limiting rod (4) is fixed on the side part of the fixed frame (5), and the driving assembly is fixed at the end part of the limiting rod (4); the driving assembly is connected with the movable core pulling device (3), and the driving assembly is used for driving the movable core pulling device (3) to move in the through hole.
3. A profile surface grooving apparatus for cross-section closure as claimed in claim 2, wherein: the driving assembly comprises an air cylinder (1), and a piston rod (11) of the air cylinder (1) is connected with the fixed head (2); the end part of the fixed head (2) is connected with a movable core pulling (3).
4. A profile surface grooving apparatus for cross-section closure according to claim 3, wherein: the surface of the fixed head (2) is provided with a hole with a T-shaped structure, and the movable core pulling (3) is clamped in the hole.
5. A profile surface grooving apparatus for cross-section closure as claimed in claim 2, wherein: the driving assembly comprises one of an electric push rod, a hydraulic rod, a ball screw and a synchronous belt.
6. A profile surface grooving apparatus for cross-section closure as claimed in claim 1, wherein: the elastic component comprises any one of a spring, an elastic rope and a shrapnel.
7. A profile surface grooving apparatus for cross-section closure as claimed in claim 1, wherein: the outer surface of the movable loose core (3) is provided with a lubricating layer, and the lubricating layer comprises graphite particles or lubricating oil.
8. A profile surface grooving apparatus for cross-section closure as claimed in claim 1, wherein: the end, far away from the fixed frame (5), of the left side die core (8) and the right side die core (6) adopts a trapezoid structure, and an opening is formed in the end of the movable core pulling (3).
9. A profile surface grooving apparatus for cross-section closure as claimed in claim 2, wherein: the combination of left side mould core (8), right side mould core (6) is equipped with one or more sets of, every set be equipped with one or more activity between left side mould core (8), the right side mould core (6) and loose core (3), every activity loose core (3) all connect drive assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211690014.1A CN116140471A (en) | 2022-12-27 | 2022-12-27 | Profile surface upper-pressing groove device for section sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211690014.1A CN116140471A (en) | 2022-12-27 | 2022-12-27 | Profile surface upper-pressing groove device for section sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116140471A true CN116140471A (en) | 2023-05-23 |
Family
ID=86361143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211690014.1A Pending CN116140471A (en) | 2022-12-27 | 2022-12-27 | Profile surface upper-pressing groove device for section sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116140471A (en) |
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2022
- 2022-12-27 CN CN202211690014.1A patent/CN116140471A/en active Pending
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